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John L. Sarrao (SLAC National Accelerator Laboratory), Michael Stewart Witherell (Lawrence Berkeley National Laboratory)10/06/2024, 08:30
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Fabiola Gianotti (CERN)10/06/2024, 08:50
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Eliezer Rabinovici (President of CERN Council, Hebrew University)10/06/2024, 09:20
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Julia Lynne Gonski (SLAC National Accelerator Laboratory (US))10/06/2024, 09:40
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Jim Shank (U.S. National Science Foundation)10/06/2024, 09:50
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Regina Abby Rameika (US D.O.E.)10/06/2024, 10:05
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Joanne Hewett (BNL)10/06/2024, 10:50
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Michael Benedikt (CERN)10/06/2024, 11:50
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Emmanuel Tsesmelis (CERN), Gregorio Bernardi (APC Paris CNRS/IN2P3), Philippe CHOMAZ10/06/2024, 12:10
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Johannes Gutleber (CERN)10/06/2024, 14:00
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Timothy Paul Watson (CERN)10/06/2024, 14:20
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Frank Zimmermann (CERN)10/06/2024, 14:40
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Jean-Paul Burnet (CERN)10/06/2024, 15:10
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Mika Masuzawa (KEK)10/06/2024, 16:10
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Zoltan Ligeti (Lawrence Berkeley National Lab. (US))10/06/2024, 16:40
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Junjie Zhu (University of Michigan (US))10/06/2024, 17:10
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Didier Claude Contardo (Centre National de la Recherche Scientifique (FR))10/06/2024, 17:35(a) Talk abstract only
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Srini Rajagopalan (Brookhaven National Laboratory (US))10/06/2024, 18:00
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Tor Raubenheimer (SLAC National Accelerator Laboratory – On Leave)10/06/2024, 18:20
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Patrick Janot (CERN)11/06/2024, 08:29
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Dr Katsunobu Oide (Universite de Geneve (CH))11/06/2024, 08:30(a) Talk abstract only
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Prof. Francis Petriello (Northwestern University and Argonne National Lab)11/06/2024, 08:30(a) Talk abstract only
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Andre Henriques (CERN), Mr Oriol Rios (CERN)11/06/2024, 08:30(a) Talk abstract only
In view of the FCC feasibility study report, the Safety WP is tasked with the editorial of a Safety Concept. This report will detail all the risks associated with the future activities of the FCC-ee machine during the civil engineering construction, installation and operation phases.
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The outcome of the safety concept leans of the results of several safety studies performed by the HSE Unit and... -
Christopher Verhaaren (Brigham Young University)11/06/2024, 08:45(a) Talk abstract only
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Peter Kicsiny (EPFL)11/06/2024, 09:00(a) Talk abstract only
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Tomasz Ladzinski (CERN)11/06/2024, 09:00
The safety systems for the protection of personnel in the CERN accelerator complex are designed, installed, and maintained by the EN-AA group. The group relies on industrial partners and supports, whenever possible, off-the-shelf solutions complemented with specific studies and developments when needed. This talk gives an overview of the safety systems required by the FCC safety concept, such...
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David d'Enterria (CERN)11/06/2024, 09:00
A summary of a workshop (May 2024) dedicated to QCD physics of relevance for Higgs measurements at the FCC-ee will be presented.
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Giacomo Broggi (CERN, Sapienza Università di Roma e INFN Laboratori Nazionali di Frascati)11/06/2024, 09:20(a) Talk abstract only
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Giacomo Lavezzari (CERN)11/06/2024, 09:20(a) Talk abstract only
The radiation protection studies shall ensure that the proposed design of FCCee is compatible with the objectives and constraints for radiological protection of the personnel and the environment. An assessment of the radiological parameters, such as the levels of prompt and residual radiation and activation, allows to evaluate their impact during the operation and maintenance of the...
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Konstantin Asteriadis11/06/2024, 09:20(a) Talk abstract only
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Kevin Langhoff (UC Berkeley)11/06/2024, 09:40
We show that the FCC-ee will have sensitivity to the MSSM electroweak sector that is complementary to the LHC, through the precision Z-boson measurements. Our results provide added motivation and quantitative targets for the desired systematic uncertainty on this measurement.
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Hannes Gamper11/06/2024, 09:40(a) Talk abstract only
The availability and safety of the Future Circular Collider (FCC) are critical factors for its operation. To enhance these parameters cost-effectively, the FCC Robotic System (FCCRS) has been conceived and it is under development during the last years. The FCCRS comprises a Remote Maintenance and Inspection System (RMIS) and a Survayance and Emergency Shuttle (SES). This system will...
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Yann Dutheil (CERN)11/06/2024, 09:40(a) Talk abstract only
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Zeynep Demiragli (Boston University (US))11/06/2024, 10:30(a) Talk abstract only
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Dr Pantaleo Raimondi (Fermi National Accelerator Laboratory)11/06/2024, 10:30(a) Talk abstract only
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Michiko Minty (BNL)11/06/2024, 10:30(a) Talk abstract only
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Roberto Rinaldesi (CERN)11/06/2024, 10:30(a) Talk abstract only
The talk will provide an overview of the model identified to transport people from the surface to their place of work in the tunnel and vice versa.
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The transport concept is currently based on personnel lifts linking the surface to the underground facilities and bespoke automated vehicles running in the accelerator tunnel and the service caverns.
During the presentation, the safety... -
Marina Malta Nogueira (Massachusetts Inst. of Technology (US))11/06/2024, 10:45(a) Talk abstract only
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Benedikt Oliver Müller11/06/2024, 10:48(a) Talk abstract only
The presentation will provide an update on the concepts for the people transport vehicle and the magnet transport vehicle. It will also include new information on the logistics study for the transport and installation of the collider and booster ring in the underground tunnel.
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The concept for the people transport vehicle is specifically designed to navigate the narrow tunnel of the FCC. The... -
Vladimir Kashikhin (FNAL)11/06/2024, 10:50(a) Talk abstract only
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Michele Selvaggi (CERN)11/06/2024, 11:00(a) Talk abstract only
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Leon Van Riesen-Haupt (EPFL - Ecole Polytechnique Federale Lausanne (CH))11/06/2024, 11:00(a) Talk abstract only
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Benjamin Weyer (CERN)11/06/2024, 11:06
Building the FCC tunnel, installing and aligning each component and experiment of the machine at the intended location will be a challenging task relying notably on the quality and accuracy of the geodetic infrastructure.
In collaboration with ETHZ, HEIG-VD, IGN and Swisstopo the development of the new geodetic infrastructure for the FCC has continued over the past year. Efforts were...
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m Koratzinos (Paul Scherrer Institute (CH))11/06/2024, 11:10(a) Talk abstract only
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Loukas Gouskos (Brown University (US))11/06/2024, 11:20(a) Talk abstract only
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Dr Angeles Faus-Golfe (IJClab IN2P3 CNRS-Université Paris-Saclay (FR))11/06/2024, 11:20(a) Talk abstract only
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Sarah Agathe Fleury (CERN)11/06/2024, 11:24(a) Talk abstract only
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Emilio Nanni (SLAC)11/06/2024, 11:30(a) Talk abstract only
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Ang Li (Brookhaven National Laboratory (US))11/06/2024, 11:40(a) Talk abstract only
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Giulio Stancari (Fermilab)11/06/2024, 11:40(a) Talk abstract only
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Jack Heron (CERN)11/06/2024, 11:42(a) Talk abstract only
To reach integrated luminosity goals, the FCC-ee must be operational for minimum 80% of the scheduled 185 physics days each year. For comparison, the LHC achieved 77% in Run 2, 2016-2018. There are additional challenges in operation and maintenance of the FCC-ee due to its scale, complexity and ambitious technical objectives. Availability is therefore a significant risk to physics...
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Frank Gerigk (CERN)11/06/2024, 13:30(a) Talk abstract only
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Liam Bromiley (CERN)11/06/2024, 13:30
This talk offers an overview of the sub-surface civil engineering design for the Future Circular Collider. It encompasses various topics crucial to the project's progress, including feedback from the Mid-Term Review, analysis of the associated cost and schedule impacts and ongoing studies focused on tunnel ventilation and safety. Additionally, case studies drawn from other tunnelling projects...
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George Iakovidis (Brookhaven National Laboratory (US))11/06/2024, 13:30(a) Talk abstract only
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Adnan Ghribi (GANIL)11/06/2024, 13:30(a) Talk abstract only
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Giacomo Contin (Universita e INFN Trieste (IT))11/06/2024, 13:50(a) Talk abstract only
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Franck Peauger (CERN)11/06/2024, 13:50(a) Talk abstract only
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Alice Lucie Vanel (CERN)11/06/2024, 13:55(a) Talk abstract only
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Antoine Mayoux (CERN)11/06/2024, 14:00
Following the outcomes of the collaboration between CERN and Fermilab (US Department of Energy), this talk will present the progress on the design and preparation of all 8 FCC surface sites.
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The presentation will discuss the various inputs considered to demonstrate the feasibility and adaptability of surface sites in accordance with technical, environmental, and urban constraints. It will... -
Hannes Bartosik (CERN)11/06/2024, 14:10(a) Talk abstract only
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Ivan Karpov (CERN)11/06/2024, 14:10(a) Talk abstract only
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Matthew Gignac (University of California,Santa Cruz (US))11/06/2024, 14:15(a) Talk abstract only
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Paolo Craievich (Paul Scherrer Institute (PSI))11/06/2024, 14:25(a) Talk abstract only
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Roddy Cunningham (CERN)11/06/2024, 14:30(a) Talk abstract only
This presentation will recap the objectives of the Subsurface Site investigations (SSI) and the scope of the original campaign when it was released to tender in October 2023. It will discuss the results of the tender and detail the amendments to the original strategy based on these results and the availability of new geological data since 2023 and present the provisional programme for the SSI....
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Eric Anderssen (Lawrence Berkeley National Lab (US))11/06/2024, 14:35(a) Talk abstract only
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Sen Yue11/06/2024, 14:45(a) Talk abstract only
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Matthias Liepe (Cornell University)11/06/2024, 15:30(a) Talk abstract only
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Jeremy Mans (University of Minnesota (US))11/06/2024, 15:30(a) Talk abstract only
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Simona Bettoni (Paul Scherrer Institut (CH))11/06/2024, 15:30(a) Talk abstract only
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Fani Valchkova-Georgieva (Bulgarian Academy of Sciences (BG))11/06/2024, 15:30
Follow up the up-to-date requirements from the different stakeholders (cooling, HVAC, electrical supply, transport, safety systems, and machine systems). The integration team classified and optimized the space which will be used in the underground infrastructure. The 3D integration models were updated with the new occupation requests on the machine tunnel and the arcs, experimental caverns,...
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Jiquan Guo (Thomas Jefferson National Accelerator Facility)11/06/2024, 15:45(a) Talk abstract only
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Adnan Kurtulus11/06/2024, 15:50(a) Talk abstract only
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Charline Marcel (CERN)11/06/2024, 15:52(a) Talk abstract only
At this stage of the feasibility study of FCC, few challenges were identified, and the electrical network has a role to play in improving them.
Indeed, the study highlighted the need to use as little space as possible: on surface sites to limit the environmental impact, but underground as well to limit the civil engineering cost. In this sense, the electrical network is designed to reduce...
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Juska Pekkanen (CERN)11/06/2024, 15:52(a) Talk abstract only
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Carlota Pereira Carlos (Universite de Geneve (CH))11/06/2024, 16:00(a) Talk abstract only
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Dr Iryna Chaikovska (CNRS/IJCLab)11/06/2024, 16:05(a) Talk abstract only
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Byamba Wicki (CERN)11/06/2024, 16:14
The talk provides the latest advancements in evaluating optimal powering solutions for the FCC-ee.
To achieve a global optimum which balances Capital and Operation Expenditures (CAPEX and OPEX) a holistic approach is needed. Several equipment designs such as cables, power converters, cooling and ventilation systems, magnet, and alcoves volumes are tightly related and CAPEX+OPEX...
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Sarah Eno (University of Maryland (US))11/06/2024, 16:14(a) Talk abstract only
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Anne-Marie Valente-Feliciano (Thomas Jefferson National Accelerator Facility)11/06/2024, 16:15(a) Talk abstract only
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Antonio De Santis (INFN Frascati)11/06/2024, 16:25(a) Talk abstract only
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Erich Ward Varnes (University of Arizona (US))11/06/2024, 16:36
We report on a conceptual design for a noble-liquid-based EM endcap
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calorimeter, where the absorber plates and readout electrodes are
arranged in a turbine-like geometry. This design allows for
frequent shower sampling and highly granular readout, without
introducing cracks in phi. Furthermore, it can be constructed from multiple
copies of a small number of absorber and readout board... -
Barbara Humann (CERN)11/06/2024, 16:36(a) Talk abstract only
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Simone Spampinati (INFN Frascati)11/06/2024, 16:45(a) Talk abstract only
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Renyuan Zhu (California Institute of Technology (US))11/06/2024, 16:48
Following the priority research directions for calorimetry documented in the DOE HEP basic research needs for instruments the Caltech HEP Crystal Lab has been actively investigating novel inorganic scintillators along the following three directions. Fast and radiation hard inorganic scintillators to face the challenge of severe radiation environment expected by future HEP experiments at hadron...
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Frank-Dieter Gaede (Deutsches Elektronen-Synchrotron (DE))11/06/2024, 17:30(a) Talk abstract only
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Nicolas Vallis (PSI/EPFL)11/06/2024, 17:30(a) Talk abstract only
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Mahmoud Ali, Mahmoud Ali (FCC)11/06/2024, 17:48(a) Talk abstract only
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Ramiro Francisco Mena Andrade11/06/2024, 17:50(a) Talk abstract only
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Brieuc Francois (CERN)11/06/2024, 18:06(a) Talk abstract only
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Yoshinori Enomoto (KEK)11/06/2024, 18:10
Intense positron source is one of a crucial component for future electron positron colliders. Although each project, FCC, ILC, CLIC, CEPC, C3 uses many different technologies for main accelerator, requirement and present design of the positron source are very similar. Recently, under the support of CHART program and FCC feasibility study, positron source design for the FCC has progress...
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Armin Ilg (University of Zurich)11/06/2024, 18:24
The CERN proposed $e^+e^-$ Future Circular Collider (FCC-ee) is designed as an electroweak, flavour, Higgs, and top factory with unprecedented luminosities. Many measurements at the FCC-ee will rely on the precise determination of the vertices, measured by dedicated vertex detectors, and the Silicon Wrapper at about two meters in radius, improving momentum resolution, providing precise angular...
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Zhe Duan (IHEP)11/06/2024, 18:30(a) Talk abstract only
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Armin Ilg (University of Zurich)11/06/2024, 18:42(a) Talk abstract only
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Mauro Migliorati (Sapienza Universita e INFN, Roma I (IT))12/06/2024, 08:30(a) Talk abstract only
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Michele Selvaggi (CERN)12/06/2024, 08:30(a) Talk abstract only
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Dr Emanuela Sirtori (CSIL), Johannes Gutleber (CERN)12/06/2024, 08:30(a) Talk abstract only
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Adnan Ghribi (GANIL)12/06/2024, 08:50(a) Talk abstract only
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Leslie Alix (CERN / CNRS (FR))12/06/2024, 08:50(a) Talk abstract only
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Lars Rohrig (Technische Universitaet Dortmund (DE))12/06/2024, 08:50(a) Talk abstract only
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Nicola De Filippis (Politecnico/INFN Bari (IT))12/06/2024, 09:05(a) Talk abstract only
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Alain GUIAVARCH12/06/2024, 09:10(a) Talk abstract only
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Roxana Soos (Université Paris-Saclay (FR))12/06/2024, 09:10(a) Talk abstract only
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Marcin Chrzaszcz (Polish Academy of Sciences (PL))12/06/2024, 09:20(a) Talk abstract only
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Leslie Alix (CERN / CNRS (FR))12/06/2024, 09:30(a) Talk abstract only
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Dmitry Teytelman (Dimtel, Inc.)12/06/2024, 09:30(a) Talk abstract only
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Dr Andrea Sciandra (Brookhaven National Laboratory (US))12/06/2024, 09:35(a) Talk abstract only
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Luca Sabato (EPFL - Ecole Polytechnique Federale Lausanne (CH))12/06/2024, 09:45(a) Talk abstract only
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Dasaraden Mauree (WSP | BG Ingénieurs Conseils SA)12/06/2024, 10:30(a) Talk abstract only
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Juan Miguel Carceller (CERN)12/06/2024, 10:30(a) Talk abstract only
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Rogelio Tomas Garcia (CERN)12/06/2024, 10:30(a) Talk abstract only
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Scott Snyder (Brookhaven National Laboratory (US))12/06/2024, 10:50(a) Talk abstract only
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Christiana Staudinger (University of Natural Resources and Life Sciences (BOKU) (AT))12/06/2024, 10:50(a) Talk abstract only
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Yunhai Cai (SLAC National Accelerator Laboratory)12/06/2024, 11:00
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Juraj Smiesko (CERN)12/06/2024, 11:10(a) Talk abstract only
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Delphine Suzanne Stagnara12/06/2024, 11:10(a) Talk abstract only
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Xiaobiao Huang (SLAC National Accelerator Laboratory)12/06/2024, 11:20(a) Talk abstract only
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Gerardo Ganis (CERN)12/06/2024, 11:25(a) Talk abstract only
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Gabriele Piazza (LSE), Johannes Gutleber (CERN), Prof. Riccardo Crescenzi (LSE)12/06/2024, 11:30(a) Talk abstract only
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Vakho Tsulaia (Lawrence Berkeley National Lab. (US))12/06/2024, 11:40(a) Talk abstract only
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Freddy Albert Poirier (Centre National de la Recherche Scientifique (FR))12/06/2024, 11:40(a) Talk abstract only
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Carl Jaermyr Eriksson (CERN), Jeremie Bauche (CERN)12/06/2024, 13:30(a) Talk abstract only
We will present the update of the magnet parameters resulting from the global optimization of the magnet circuits carried out this year in collaboration with our colleagues of the CERN power converter group. We will show how the magnet cross sections have consequently evolved and list the next steps for the magnet development until the end of the feasibility study and beyond.
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Dan Gonnella (SLAC National Accelerator Laboratory)12/06/2024, 13:30(a) Talk abstract only
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Manuela Boscolo (INFN e Laboratori Nazionali di Frascati (IT))12/06/2024, 13:30(a) Talk abstract only
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Halil Deveci, Luke Von Freeden (CERN)12/06/2024, 13:48(a) Talk abstract only
Update on the design of the high energy booster magnets. We will cover:
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- developments on the low field dipole, a key factor in defining the injection energy for the booster.
- parameters and cross sections of magnets to meet the requirements of the v.24 HEB optics baseline.
- early results factoring the global optimisation in collaboration with CERN power converter group. -
Kellen McGee (Fermi National Accelerator Laboratory)12/06/2024, 13:50
800 MHz bulk niobium superconducting RF cavities are a fundamental, and sizeable, component of the FCC machine at all operating points. In the Booster, for Z, W, H, and ttbar operating points, there are 24, 56, 112, and 600 of these cavities respectively, with an additional 488 in the collider ring for ttbar operation. The FCC cavity performance specifications currently sit at the upper limit...
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Francesco Fransesini (INFN e Laboratori Nazionali di Frascati (IT))12/06/2024, 13:50(a) Talk abstract only
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Alexander Novokhatski (SLAC National Accelerator Laboratory (US))12/06/2024, 14:05
We present the results of the wake field analyses for different geometries of the IR beam pipe elements like bellows, BPMs, SR mask including beam pipe shape. We found a possibility how to decrease and capture wake fields generated by colliding beams in the interaction region. This optimization study will be useful for the FCC-ee IR beam pipe design.
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Byamba Wicki (CERN)12/06/2024, 14:06
The talk addresses different aspects of magnet powering circuit configuration of the FCCee.
The number of circuits has a big impact on the performance of the beam (controllability in primis); however, the greater the number of circuits, the higher the total cost.
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Accelerator controllability, optics granularity and availability specifications directly impact the number of circuits and the... -
Karin Canderan (CERN)12/06/2024, 14:10(a) Talk abstract only
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John Theodore Seeman (SLAC National Accelerator Laboratory)12/06/2024, 14:20(a) Talk abstract only
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Ms Audrey Piccini (Junior Fellow)12/06/2024, 14:24
The FCC-ee arc half-cell mock-up project is continuing its engineering design phase and entering the manufacturing, installation, and testing phase. The production of a 1:1 scale mock-up has been launched and the installation of the first version is scheduled for Q1 2025. The main idea is to have a modular mock-up that can accommodate systems from other teams: robots, magnets, safety systems,...
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Donato Passarelli12/06/2024, 14:30(a) Talk abstract only
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Alessandro Frasca (University of Liverpool (GB))12/06/2024, 14:40(a) Talk abstract only
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m Koratzinos (Paul Scherrer Institute (CH))12/06/2024, 14:42(a) Talk abstract only
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Andrei Seryi (Jefferson Lab), Sergei Nagaitsev12/06/2024, 15:30(a) Talk abstract only
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Zhenyu Ye (Lawrence Berkeley National Lab. (US))12/06/2024, 15:50(a) Talk abstract only
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Pieter Breur12/06/2024, 16:10(a) Talk abstract only
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Jeffrey Scott Eldred (Fermi National Accelerator Lab. (US))12/06/2024, 16:30(a) Talk abstract only
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12/06/2024, 16:50(a) Talk abstract only
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Louise Skinnari (Northeastern University (US))13/06/2024, 08:30(a) Talk abstract only
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Fani Valchkova-Georgieva (Bulgarian Academy of Sciences (BG))13/06/2024, 08:30
Following up the updates on RF section studies, where we have a new design of the 400MHz and 800 MHz cryogenics modules. The integration studies are considering boundaries in term of space limitations and design requirements, such as underground infrastructures (access shaft, connection tunnels, etc.), straight section length, cryogenics modules length, general services (electrical, cooling...
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Giovanni Iadarola (CERN)13/06/2024, 08:30(a) Talk abstract only
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Chris Tully (Princeton University (US))13/06/2024, 08:45(a) Talk abstract only
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Arianna Formenti (LBNL)13/06/2024, 08:50(a) Talk abstract only
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Vittorio Parma (CERN)13/06/2024, 08:52(a) Talk abstract only
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Xunwu Zuo (KIT - Karlsruhe Institute of Technology (DE))13/06/2024, 09:00(a) Talk abstract only
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Georg Hoffstaetter de Torquat (Cornell University)13/06/2024, 09:05(a) Talk abstract only
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Boyan-Kaloyanov Naydenov Popov (CERN)13/06/2024, 09:14(a) Talk abstract only
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Victor Daniel Elvira (Fermi National Accelerator Lab. (US))13/06/2024, 09:15(a) Talk abstract only
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Hitomi Ikeda (KEK)13/06/2024, 09:25(a) Talk abstract only
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Dolores Garcia (CERN)13/06/2024, 09:30(a) Talk abstract only
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Manuel Colmenero Moratalla (CERN)13/06/2024, 09:36
The RF systems of the FCC-ee are expected to be the primary consumers of power and energy. With an estimated power consumption exceeding 100 MW, it is crucial to design an efficient and reliable powering system that can deliver power from the AC network to the klystron gallery.
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A critical component of the RF powering system is the main power converter. The use of a centralized high-voltage... -
Ali Rajabi (DESY)13/06/2024, 09:45(a) Talk abstract only
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Gustavo Perez Segurana (CERN)13/06/2024, 10:30(a) Talk abstract only
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Jan Borburgh (CERN)13/06/2024, 10:30
The FCC collider and injection complex call for a diverse set of injection and extraction septa. This presentation will summarise the principal technological choices for each of them, and will derive the implications from the technology choices on the required infrastructure. For the more challenging systems, alternative approaches will be scrutinised and areas where further development is...
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Laurent Delprat (CERN)13/06/2024, 10:30(a) Talk abstract only
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Fabrizio Palla (Universita & INFN Pisa (IT))13/06/2024, 10:30(a) Talk abstract only
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Andrea Ciarma (INFN e Laboratori Nazionali di Frascati (IT))13/06/2024, 10:45
The Future Circular Collider electron-positron (FCC-ee) is a proposed high-energy lepton collider that aims to reach unprecedented precision in the measurements of fundamental particles. However, several beam related processes produce particles in the Machine-Detector Interface (MDI) region, which can adversely affect the measurements' accuracy. This contribution presents a study of the...
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Dr Guillermo Peon (CERN)13/06/2024, 10:48
The water cooling system of the FCC is in charge of extracting the heat produced at magnets, cryogenic systems, absorbers, electronics, etc. This presentation provides an overview of the current status of the cooling systems, covering aspects such as thermal load management, thermal load variation over the year and for the different stages of the FCC-ee. The presentation covers also...
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Giorgia Favia (CERN)13/06/2024, 10:48Accelerator technical design(c) Abstract for either a talk or a poster
For injection, extraction and beam disposal fast pulsed systems are needed throughout the FCC-ee complex. This presentation outlines the various kicker systems needed to transport the lepton beams from the electron source up to the collider dump system. The individual system requirements are presented, and the choice of design parameters and technology options for both beamline elements and...
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Wolfgang Bartmann (CERN)13/06/2024, 10:55(a) Talk abstract only
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Kevin Daniel Joel Andre (CERN)13/06/2024, 11:00(a) Talk abstract only
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Micha Reißig (KIT Karlsruhe)13/06/2024, 11:06(a) Talk abstract only
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Inigo Martin Melero (CERN)13/06/2024, 11:06
The ventilation system of the FCC includes the supply, treatment, and extraction of air in the accelerator complex, including the Arc Tunnel, Alcoves and the caverns and galleries in the Experimental, RF and Technical Points. The air supplied at the FCC must meet safety, humidity and temperature requirements, among others. The ventilation system is also used to extract part of the thermal load...
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Dr Roderik Bruce (CERN)13/06/2024, 11:15(a) Talk abstract only
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Giacomo Broggi (CERN, Sapienza Università di Roma e INFN Laboratori Nazionali di Frascati)13/06/2024, 11:20(a) Talk abstract only
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Mario Parodi (CERN)13/06/2024, 11:24
Starting from the status presented at the FCC Week of 2023, the network concept has now progressed and been updated on the latest users’ requirements and the latest outcomes of the studies.
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Some axis of optimization have been explored and analysed to find the optimum result for the high voltage transmission level and the location of the main substations; the operational scenarios and... -
Daniele Butti13/06/2024, 11:24(a) Talk abstract only
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Kathleen Amm (National High Magnetic Field Laboratory)13/06/2024, 11:30(a) Talk abstract only
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Andrii Natochii (Brookhaven National Laboratory)13/06/2024, 11:35
The Electron-Ion Collider (EIC) is an advanced particle accelerator designed to explore matter's fundamental structure at the subatomic scale. It collides high-energy polarized electron beams with ions, like protons or lead nuclei, enabling scientists to scrutinize quark and gluon interactions. The EIC's unique setup provides a platform to study these interactions within atomic nuclei,...
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Emily Rose Howling (Univ. of Oxford (GB))13/06/2024, 11:42(a) Talk abstract only
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Manuel Colmenero Moratalla (CERN)13/06/2024, 11:42
In recent years, with the advent of power electronics, DC networks have emerged as a promising solution for the distribution of electrical energy. They offer advantages in terms of efficiency, controllability, volume reduction, and integration of energy storage. Given the specific needs of the FCC, DC networks could be utilized to supply power to specific machine components.
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On a larger... -
Paolo Ferracin13/06/2024, 13:30(a) Talk abstract only
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Ben Nachman (Lawrence Berkeley National Lab. (US))13/06/2024, 13:30(a) Talk abstract only
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Guy Wilkinson (University of Oxford (GB))13/06/2024, 13:30(a) Talk abstract only
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Cedric Garion (CERN), Roberto Kersevan (CERN)13/06/2024, 13:30(a) Talk abstract only
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Auralee Edelen13/06/2024, 13:45(a) Talk abstract only
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Joseph Grames (Jefferson Lab)13/06/2024, 13:50(a) Talk abstract only
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Marco Morrone (CERN)13/06/2024, 13:52(a) Talk abstract only
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Dr Ezio Todesco (CERN)13/06/2024, 14:00(a) Talk abstract only
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Remi Lehe (Lawrence Berkeley National Laboratory)13/06/2024, 14:10(a) Talk abstract only
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Jacqueline Keintzel (CERN)13/06/2024, 14:10(a) Talk abstract only
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Anton Lechner (CERN)13/06/2024, 14:14(a) Talk abstract only
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Bernhard Auchmann (PSI/CERN)13/06/2024, 14:30(a) Talk abstract only
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Dave Gaskell (Thomas Jefferson National Accelerator Facility)13/06/2024, 14:30(a) Talk abstract only
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Dr Karthik Suresh (College of William and Mary)13/06/2024, 14:35(a) Talk abstract only
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Dr Marco Calviani (CERN)13/06/2024, 15:30(a) Talk abstract only
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Elham E Khoda (University of Washington (US))13/06/2024, 15:30(a) Talk abstract only
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Yi Wu (EPFL - Ecole Polytechnique Federale Lausanne (CH))13/06/2024, 15:30(a) Talk abstract only
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Soren Prestemon (Lawrence Berkeley National Laboratory)13/06/2024, 15:30(a) Talk abstract only
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Georg Hoffstaetter de Torquat (Cornell University)13/06/2024, 15:48(a) Talk abstract only
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Dr Dmitri Liventsev (Wayne State University)13/06/2024, 15:50(a) Talk abstract only
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Dennis Noll (Lawrence Berkeley National Lab (US))13/06/2024, 16:00(a) Talk abstract only
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Dr Emmanuele Ravaioli (CERN)13/06/2024, 16:00(a) Talk abstract only
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Dr Robert Kieffer (CERN)13/06/2024, 16:06(a) Talk abstract only
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Antonio Perillo Marcone (CERN)13/06/2024, 16:10(a) Talk abstract only
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Wolfgang Hofle (CERN)13/06/2024, 16:25(a) Talk abstract only
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Lance Cooley (National High Magnetic Field Laboratory)13/06/2024, 16:30(a) Talk abstract only
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Dustin Sell (Google)13/06/2024, 16:30(a) Talk abstract only
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Leonard Watrelot13/06/2024, 16:30
The 91km long FCC-ee machine raises major challenges in terms of alignment. Size, location, design, manufacturing, and requirements are aspects increasing the difficulty of the alignment process. The effort will also need to be consistent in time, as the installation and initial alignment are only the very beginning of the surveyor’s duty. Monitoring and readjustment represent the major part...
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Eric Torrence (University of Oregon (US))13/06/2024, 16:43(a) Talk abstract only
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Nicole Apadula (Lawrence Berkeley National Lab. (US))13/06/2024, 17:00
Experiments at the future Electron-Ion Collider (EIC) pose stringent requirements on the tracking system for the measurement of the scattered electron and charged particles produced in the collision, as well as the position of the collision point and any decay vertices of hadrons containing heavy quarks. Monolithic Active Pixel Sensors (MAPS) offer the possibility of high granularity in...
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Christoph Schwanda (Austrian Academy of Sciences (AT))13/06/2024, 17:20
OBELIX is a depleted monolithic active pixel sensor developed for the Belle II experiment at the SuperKEKB $e^+e^-$ asymmetric energy collider designed to cope with high particle fluence. The proposed upgrade of the Belle II Vertex Detector (VTX) will use OBELIX sensor on all its 5 layers. The sensor is based on the TJ-Monopix2 design, fabricated in a radiation hard CMOS 180 nm...
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Artur Apresyan (Fermi National Accelerator Lab. (US))13/06/2024, 17:40
We will present the latest developments and plans in the Fermilab group on the development of precision tracking detectors for FCC-ee applications. Efforts have been focused on advances towards manufacturing of novel sensors and on the design of sophisticated Application Specific Integrated Circuits (ASICs) required to achieve the ambitious goals of FCC-ee. We will present developments over...
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Junjie Zhu (University of Michigan (US))13/06/2024, 18:00
We propose to conduct research and development on a straw tracker that can be used as an inner tracker for the FCC-ee. The straw tracker offers the advantage of a low material, a crucial factor in minimizing overall inner detector material budget. With the capability to achieve a single-hit resolution of approximately 120 microns per layer, and the potential for up to 100 layers, the straw...
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Josef Daniel Sorenson (University of New Mexico (US))13/06/2024, 18:30Detector Requirements from Physics(b) Poster abstract only (one author must be in person)
Low gain avalanche detectors (LGADs) fabricated by Hamamatsu Photonics KK (HPK) and Fondazione Bruno Kessler (FBK) have been evaluated for performance before and after exposure to gamma and proton irradiation. LGADs promise excellent timing resolution, which can mitigate the pileup associated with high luminosity at hadron colliders. Their timing information can also be used to distinguish...
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Nishank Nilesh Gite (Lawrence Berkeley National Lab. (US))13/06/2024, 18:31
The precise identification of jets originating from high-energy quarks and gluons is paramount for advancing our understanding of fundamental particles and forces. This study introduces a novel deep learning framework designed to probe the limits of jet classifier models by using generative AI. State-of-the-art generative models called diffusion neural networks are used to create synthetic...
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Dr Simone Michele Mazza (University of California,Santa Cruz (US))13/06/2024, 18:32
In the past few years, the Low Gain Avalanche Detector (LGAD, thin silicon detectors with modest internal gain and extremely good time resolution) technology have been significantly advanced. The first application of this kind of device will be in the ATLAS and CMS timing layers at the HL-LHC. The first prototypes of LGADs produced few years ago within the collaborations did not show...
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So Chigusa13/06/2024, 18:33Physics/Theoretical Calculations(b) Poster abstract only (one author must be in person)
The pure gravity mediation model based on anomaly-mediated supersymmetry breaking is among the well-motivated models consistent with the large Higgs mass and the non-observation of supersymmetry at the LHC so far. We focus on a scenario where all the gauginos, including the neutral Wino which is the lightest supersymmetric particle, are within the kinematical reach of the FCC-hh, and study the...
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Xunwu Zuo (KIT - Karlsruhe Institute of Technology (DE))13/06/2024, 18:34Physics/Theoretical Calculations(b) Poster abstract only (one author must be in person)
The Standard Model predicts neutrinos to be massless but the observation of neutrino flavor oscillations implies that they are massive particles.
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The type I see-saw mechanism has been extensively studied as a promising model of neutrino mass generation in which the existence of right-handed heavy neutrinos (also called heavy neutral leptons, HNLs) is needed to counterbalance the mass of the... -
Ivo Schulthess (Deutsches Elektronen-Synchrotron DESY)13/06/2024, 18:35Physics/Theoretical Calculations(b) Poster abstract only (one author must be in person)
The planned LUXE experiment at DESY in Hamburg (Germany) stands at the forefront of the investigation into strong-field quantum electrodynamics with high precision. The interaction between electrons or photons and a high-intensity laser generates new electrons, positrons, and photons. The phenomena under examination include non-linear Compton scattering, non-linear Breit-Wheeler pair...
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Konstantin Asteriadis13/06/2024, 18:36Physics/Theoretical Calculations(b) Poster abstract only (one author must be in person)
We systematically study potential effects of BSM physics in the e+ e- -> Z H process. To this end we include dimension-6 Standard Model Effective Field Theory operators and work to NLO accuracy in the electro-weak coupling. To capture the full breadth of potential signatures we include virtual and radiative corrections fully-differential, as well as consider polarized and unpolarized electron...
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Vakho Tsulaia (Lawrence Berkeley National Lab. (US))13/06/2024, 18:37
The software description of the ATLAS detector is based on the
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GeoModel toolkit, developed in-house for the ATLAS experiment but
released and maintained as a separate package with few dependencies.
A compact SQLite-based exchange format permits the sharing of
geometrical information between applications including visualization,
clash detection, material inventory, database browsing,... -
Sushrut Rajendra Karmarkar (Purdue University (US))13/06/2024, 18:38
Particle detectors for future colliders rely on ever more precise charged particle tracking devices, which are supported by structures manufactured from composite materials. The higher luminosity and higher radiation environment present challenges to support structures and cooling of the detectors. An integrated engineering approach for mechanical structures, cooling and at times sensing is...
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Elaf Musa (DESY)13/06/2024, 18:39(b) Poster abstract only (one author must be in person)
We present a study of the impact of arc magnet alignment errors in the FCC-ee V22 @ Z energy lattice. The aim of the study is to provide realistic alignment tolerances. The Python accelerator toolbox PyAT was used to develop a sequence of correction steps to achieve the nominal emittance,
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dynamic aperture (DA), and in the end the design luminosity. The correction scheme has been recently... -
Juraj Smiesko (CERN)13/06/2024, 18:40
In FCCAnalyses we utilize the powerful event processing abstractions of ROOT RDataFrame in combination with the event data description of the EDM4hep format, resulting in a fast and multi-threaded framework. The FCCAnalyses package also provides a standard library of analyzer functions, the integration of commonly used HEP tools such as FastJet, ONNX, DD4hep, Delphes, ..., and metadata...
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Gregor Krzmanc (ETH Zürich)13/06/2024, 18:41
We present an ML-based end-to-end algorithm for adaptive reconstruction in different FCC detectors. The algorithm takes detector hits from different subdetectors as input and reconstructs higher-level objects. For this, it exploits a geometric graph neural network, trained with object condensation, a graph segmentation technique. We apply this approach to study the performance of pattern...
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Juan Miguel Carceller (CERN)13/06/2024, 18:42
Key4hep is a framework which aims at integrating all physics software of the future colliders. The proposed poster will present a "Cheatsheet" of Key4hep to better inform all FCC colleagues at the conference about its design, implementation, conventions and best practices. The focus will be mainly held on the four pillars of Key4hep, which are: Gaudi --- event processing framework with...
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Alan Williams13/06/2024, 18:43
We demonstrate the use of an autoencoder style generative neural network (NN) architecture on problems in the estimation and control of accelerators. Using HPSim, a high-performance particle tracking code, we generate datasets and train a NN to map from accelerator tuning parameters and the initial condition to measurements of interest, like phase space projections and beam loss, as well as...
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Mahmoud Ali (FCC)13/06/2024, 18:44
IDEA detector concept foresees a muon detection system that would be realized using the μRWELL technology. Each station will consist of a large mosaic of 50 × 50 cm2 μRWELL detectors.
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The objectives include simulating and optimizing the IDEA muon detector design within Key4hep simulation toolkit, evaluating its performance and estimating its physics reach for highly displaced charged particle... -
Ms Tamasi Kar (Heidelberg University (DE))13/06/2024, 18:45
The Triple Track Trigger (TTT) concept is proposed for the FCC-hh detector to exploit the full potential of the unprecedented energy ($\sqrt{s} = 100\,\mathrm{TeV}$) and high luminosity ($30\times 10^{-34}\,\mathrm{cm^{-2}s^{-1}}$) proton-proton (pp) collisions at FCC-hh. The primary objective of the TTT is to trigger physics at the electroweak scale in real time by significantly suppressing...
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Sara Nabili (University of Maryland (US))13/06/2024, 18:46
Dual readout crystal calorimetry allows state-of-the-art electromagnetic resolution while preserving excellent jet energy resolution. We report here updated results from the CalVision and MaxiCC collaborations, including new results from an electron test beam at DESY. We also present new results on full simulations of the calorimeter incorporated into the IDEA detector
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Dr Giorgio Baldinelli (University of Perugia)13/06/2024, 18:47
The IDEA detector is one of the concepts under research for the Future Circular Collider (FCC). For its innermost part, the Vertex Detector, which would occupy a cylindrical volume of 50 mm radius and 550 mm lenght, a power dissipation of about 120 W is foreseen. For the removal of this heat, a cooling system based on forced air convection is under development. Such a technical solution would...
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Francesco Fransesini (INFN e Laboratori Nazionali di Frascati (IT))13/06/2024, 18:48
In this poster is presented a study on the structural optimization of the support structure for the interaction region (IR) of the Future Circular Collider (FCC). The aim is to optimize the structure to reduce the mass, maintaining the stiffness needed. Finite element analysis (FEA) is used to develop a detailed numerical model considering complex geometries, material properties, and loading...
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Giulia Nigrelli13/06/2024, 18:49
We present the material budget for the latest engineered design of the interaction region (IR) of the Future Circular Collider (FCC).
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In order for the LumiCal to reach the required absolute precision, it is necessary to use high radiation length (X0) material for the beam pipe elements in front of this detector.
We compare the material budget in the LumiCal acceptance for two versions of... -
Jean-Luc Vay13/06/2024, 18:50
The design of the next generation of colliders demands a renewed, high-performance, integrated set of simulation codes. We present the Beam, pLasma & Accelerator Simulation Toolkit (BLAST), which includes legacy accelerator codes such as Impact-T, Impact-Z, Warp and Posinst, as well as a renewed generation of accelerator codes such as ImpactX, WarpX and HiPACE++. The new codes, born out of the...
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Spencer Gessner (SLAC)13/06/2024, 18:51
The charge imbalance between colliding bunches in the FCC-ee ring must be less than 3-5% in order to avoid the beamstrahlung-induced flip-flop instability [1]. The charge of the colliding bunches is leveled through top-up injection, but this is a slow process. Laser Compton back scattering (CBS) has been proposed as a mechanism to quickly level the charge of colliding bunches between top-ups...
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Nicolas Vallis (PSI/EPFL)13/06/2024, 18:52
We propose a concept for a e+ source based on high energy e- beams incident on conical converter targets, in pursuit of its implementation in future lepton colliders such as FCC-ee. Two conical target solutions were optimized for a state-of-the-art capture system based on a high-temperature superconducting solenoid, allowing for a full target immersion in a 12.7 T peak field. According to...
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Nicolas Vallis (PSI/EPFL)13/06/2024, 18:53
The P$^3$ experiment is the positron source test facility for FCC-ee, which is presently under construction at the Paul Scherrer Institute in Switzerland. The proposed diagnostics setup will detect the charge, longitudinal profile, and energy spectrum of multispecies electron-positron beams in the nano-Coulomb and multi-MeV range. Additionally, the diagnostics must work under extremely...
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Sen Yue13/06/2024, 18:54
The FCCee complex will produce and transport the lepton beams to the collider ring. From the damping ring to the top-up injection in the collider ring, beam transfer systems are required to ensure beam injection and extraction. Each system has specific requirements, determined by the beam energy, required deflection, available space and so on. This contribution presents the concepts for...
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Mr John Patrick Salvesen (University of Oxford, CERN)13/06/2024, 18:55
During operation, the Future Circular electron-positron Collider (FCC-ee) will be subject to vibrations from mechanical sources and ground motion, resulting in errors with respect to the closed orbit. To achieve physics performance, luminosity and beam lifetime must be kept to design specifications. To correct for errors at the interaction points (IPs), a fast feedback system is required. We...
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Satya Sai Jagabathuni (Universite de Geneve (CH))13/06/2024, 18:56
The Future Circular electron-positron Collider (FCC-ee) is a proposed accelerator with a 91 kilometre circumference that should serve as a Higgs and electroweak factory, with unprecedented luminosity. Unavoidable misalignments and field errors will generate optics errors at the interaction point (IP), whose effect will be amplified by the beam-beam collisions, which will make it challenging...
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Jana Faltova (Charles University (CZ))13/06/2024, 18:57
The detectors to be operating at the Future Circular electron-positron collider (FCC-ee) must fulfill demanding requirements on the high precision measurements. Key requirements for the detector include excellent energy and angular resolution as well as excellent particle identification capabilities. The ALLEGRO detector is a general-purpose detector concept well suited for the FCC-ee. The...
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Vaibhavi Gawas (Universite de Geneve (CH))13/06/2024, 18:58
FCC-ee luminosity optimization relies on measuring realistic signals from Bhabha scattering, beamstrahlung, and radiative Bhabha photons. Initial assessments of beamstrahlung signals examine the change in luminosity and beamstrahlung power in response to waist shifts and vertical dispersion at the collision point. These ongoing studies aim to extract IP-aberration-related signals from the...
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Heiko Damerau (CERN)13/06/2024, 18:59
The accelerator circumference will remain an unchangeable parameter throughout the entire life of the FCC program. A cautious choice is therefore essential to cover all present and future requirements in terms of beam transfer schemes or bunch spacing and length. The exact circumference becomes particularly important for the FCC-hh, when hadron beams will be supplied by a high-energy booster...
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Tao Yang13/06/2024, 19:00
High-energy and high-luminosity collision experiments on the future collider demand higher radiation resistance and time resolution detectors due to events pile-up. Silicon Low-gain avalanche detectors (LGADs) with excellent time resolution have been identified for use in collider experiments, such as ATLAS and CMS experiments. However, due to the inherent properties of silicon material, the...
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Philippe Piot (Northern Illinois University)13/06/2024, 19:01(b) Poster abstract only (one author must be in person)
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Timothy Paul Watson (CERN)14/06/2024, 08:30(a) Talk abstract only
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Klaus Hanke (CERN)14/06/2024, 08:45(a) Talk abstract only
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Christian Carli (CERN)14/06/2024, 09:00(a) Talk abstract only
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Tor Raubenheimer (SLAC National Accelerator Laboratory – On Leave)14/06/2024, 09:20(a) Talk abstract only
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Soren Prestemon (LBNL)14/06/2024, 09:40(a) Talk abstract only
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Jacqueline Keintzel (CERN)14/06/2024, 10:30(a) Talk abstract only
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Manuela Boscolo (INFN e Laboratori Nazionali di Frascati (IT))14/06/2024, 10:45(a) Talk abstract only
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Christoph Paus (Massachusetts Inst. of Technology (US))14/06/2024, 11:00(a) Talk abstract only
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Matthew Daniel Citron (University of California Davis (US))14/06/2024, 11:30(a) Talk abstract only
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Sarah Eno (University of Maryland (US))14/06/2024, 11:45(a) Talk abstract only
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Michael Benedikt (CERN)14/06/2024, 12:00(a) Talk abstract only
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Miguel Arratia Munoz
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Brieuc Francois (CERN)(a) Talk abstract only
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Shahnam Gorgi Zadeh (CERN)(a) Talk abstract only
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Andrea Ciarma (INFN e Laboratori Nazionali di Frascati (IT))
We present the optics design of the solenoid compensation scheme at the FCC-ee.
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The 2T solenoids from the experiments induce coupling on the beams, generating an increase on vertical emittance. This compensation scheme minimizes emittance growth, reducing it to below 1% of the nominal value. A screening solenoid is placed around the Final Focus Quadrupoles to protect them from the... -
David Lange (Princeton University (US))(a) Talk abstract only
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Loukas Gouskos (Brown University (US))(a) Talk abstract only
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(a) Talk abstract only
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Yann Dutheil (CERN)
To maximize integrated luminosity and ensure beam stability by maintaining the charge of colliding bunches, the FCCee collider requires top-up injection. The full-energy booster will accelerate the lepton beams to the collider energy. Top-up injection presents unique challenges to continuously inject with sufficiently high efficiency while minimizing disturbances to the circulating beam and...
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