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06/11/2023, 09:00
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06/11/2023, 09:50
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Fabio Sauli06/11/2023, 10:00Oral
Gas Counters Aging for Dummies
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George Mikenberg (Weizmann Institute of Science (IL))06/11/2023, 11:00
The presentation will deal with the numerous irradiation tests performed before the construction of
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the ATLAS Big-Wheels (BW) TGC’s, as well as irradiation tests performed before the construction of
the New Small Wheel (NSW) sTGC’s. The results achieved by following the charge deposited by MIP’s
in each individual detector plane after 11 years of operation will be shown. A presentation... -
Vladimir Chulikov (NRC Kurchatov Institute PNPI (RU))06/11/2023, 11:25
The muon detector of LHCb, which comprises 1368 multi-wire-proportional-chambers (MWPC) for a total area of 435 m2, is the largest instrument of its kind exposed to such a high-radiation environment. In nine years of operation, from 2010 until 2018, we did not observe appreciable signs of ageing of the detector in terms of reduced performance. However, during such a long period, many chamber...
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Sebastian Bachmann (Heidelberg University (DE))06/11/2023, 11:50
The LHCb experiment is designed to study B-decays at the LHC, and as such is constructed as a forward spectrometer. The large particle density in the forward region poses extreme challenges to the subdetectors, in terms of hit occupancies and radiation tolerance.
To accurately and efficiently detect the charged decay particles in the high-density particle environment of the LHC the Outer...
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Maxim TITOV (CEA Saclay)06/11/2023, 14:00Oral
Gaseous Detectors and Radiation Hardness: challenges and requirements from the next generation of experiments
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Damien Neyret (Université Paris-Saclay (FR))06/11/2023, 14:25
Large size hybrid Micromegas gaseous detectors (40x40 cm² active area) were developed and installed in 2015, in view of the COMPASS2 physics program which started that year. That program involved in particular two years of Drell-Yan studies based on a high intensity pion beam on a thick polarized target. Although the detectors were placed behind an thick absorber, they were exposed to...
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Rita Antonietti06/11/2023, 14:50
The CYGNO project aims to study rare events, as of low-mass (few GeV) Dark Matter (DM) or solar neutrino, exploiting the optical readout approach of the scintillation light produced in the ionisation in a multiple Gas Electron Multiplier (GEM) structure in large volume Time Projection Chamber (TPCs).
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The volume is filled with an He:CF$_4$ gas mixture at atmospheric pressure. The 3D topology,... -
Richard Diurba (University of Bern)06/11/2023, 15:15
The MicroBooNE experiment is a Liquid Argon Time Projection Chamber (LArTPC) placed along Booster Neutrino Beam (BNB) at Fermilab. MicroBooNE ran its physics and R&D runs from 2015 through 2021. Its primary physics goal is to contribute to addressing the elusive short-baseline MiniBooNE low energy excess. MicroBooNE records and utilizes both the ionization charge and scintillation light...
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Mariana Petris (Horia Hulubei National Institute of Physics and Nuclear Engineering (RO))06/11/2023, 16:00Oral
The high counting rate MSMGRPC (Multi – Strip, Multi-Gap Resistive Plate Chamber) prototypes developed for the CBM experiment at FAIR, operated with C_2H_2F_4 and SF_6 based gas mixtures, showed in laboratory cosmic -ray tests a very good performance. Later on, the obtained results were confirmed in the in-beam tests with reaction products, in the high counting rate test the efficiency...
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Marco Poli Lener (INFN e Laboratori Nazionali di Frascati (IT))06/11/2023, 16:25Oral
The GEM detectors with pad readout have been installed in the Muon apparatus of the LHCb experiment, more precisely in the innermost region (R1) of the first muon station (M1) . The GEM detectors have been operated with Ar/CO$_2$/CF$_4$=45/15/40 gas mixture at a gain of about 4000 with an average particle flux of about 200 kHz/cm$^2$. During the RUN1 and RUN2, corresponding to about 440 days...
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Niels Tuning (Nikhef National institute for subatomic physics (NL))06/11/2023, 16:50Oral
The LHCb experiment is designed to study B-decays at the LHC, and as such is constructed as a forward spectrometer. The large particle density in the forward region poses extreme challenges to the subdetectors, in terms of hit occupancies and radiation tolerance.
To accurately and efficiently detect the charged decay particles in the high-density particle environment of the LHC the Outer...
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Aleksandra Radulovic (University of Belgrade (RS))06/11/2023, 17:15Oral
CMS CSC is a particular kind of Multi-Wire Proportional Chambers, or MWPC. Operation principle of MWPC is based on avalanche amplification of the primary charge in vicinity of a thin anode wire. The regions of avalanche development are microscopic areas of plasma, and plasma chemical reactions may lead to formation of deposit on the electrode surfaces of the MWPC, causing degradation of its...
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Dr Jeremie Alexandre Merlin (KCMS -Hanyang University & University of Seoul)07/11/2023, 09:00Oral
Detector stability and Discharges in GEM
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Mingyi Dong07/11/2023, 09:25Oral
As the main tracking detector of Beijing Spectrometer (BESIII), the multilayer drift chamber (MDC) is used to accurately measure the position and the momentum of the charged particles produced in e+ e- collisions at Beijing Electron-Positron Collider (BEPCII), and meanwhile to test dE/dx information for particle identification.
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MDC has been taking data since 2008. During about 15 years of... -
Dr Malte Hildebrandt07/11/2023, 09:50Oral
The MEG experiment (phase 1) at the Paul Scherrer Institute, searching for the charged lepton flavor violating decay mu -> e + gamma, took physics data from 2009 until 2013. The analysis of the combined data sample resulted in an upper limit of 4.2∙10E{-13} (90%CL) on the branching ratio that is still the most stringent limit on this decay to date.
The drift chamber system was designed to...
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Salvatore Di Carlo07/11/2023, 10:15Oral
FRIB is one of the premier rare-isotope beam facilities, with the capability of producing a majority (approximately 80 percent) of the isotopes predicted to exist from oxygen to uranium, and beam energies of 200MeV/u. With the increase in beam power from the present 5kW to the planned 400kW, FRIB experiments are about to enter a new era which requires the operation of particle detectors at...
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Fabian Vogel (Ludwig Maximilians Universitat (DE))07/11/2023, 11:00Oral
The NSW Micromegas chambers in the ATLAS forward muon
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spectrometer are subject to background rates of 15-20 kHz/cm$^2$
under HL-LHC conditions.
Typical anode currents will be around 6 $\mu$A on an area of 1440 cm$^2$
in the innermost part closest to the beamline.
Due to the late change of the detectorgas from non-ageing Ar:CO2 93:7
to the more HV stable ternary mixture Ar:CO2:isobutane... -
Kerstin Hoepfner (Rheinisch Westfaelische Tech. Hoch. (DE))07/11/2023, 11:25Oral
As part of the high-luminosity LHC (HL-LHC) upgrade, the CMS muon spectrometer will extend its coverage in the very forward region with triple-GEM detectors. These detectors will cope with a harsh environment with expected background fluxes up to 150 kHz/cm^2. At the end of HL-LHC operation, the total accumulated charge at the hottest point is expected to reach 7.9 C/cm^2. This accumulated...
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Dr Isidro González Caballero (ICTEA - Universidad de Oviedo)07/11/2023, 11:50Oral
The High Luminosity LHC (HL-LHC) program will pose a great challenge for the CMS Muon System. Existing subdetectors, which consist of Drift Tubes (DT), Resistive Plate Chambers (RPC) and Cathode Strip Chambers (CSC), will have to operate at 5 times larger instantaneous luminosity than the designed for, and, consequently, will have to sustain about 10 times the original LHC integrated...
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Konstantin Vorobev (National Research Nuclear University MEPhI (RU)), Konstantin Zhukov (Russian Academy of Sciences (RU))07/11/2023, 14:00Oral
Aging Validation Setup at CERN
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Alessandro Ferretti (Universita e INFN Torino (IT))07/11/2023, 14:25
The ALICE Muon IDentifier is composed by 72 single gap bakelite Resistive Plate Chambers, which have been operational since 2009 in maxi-avalanche mode (discrimination threshold:7 mV without amplification) with a tetrafluoroethane/isobutane/sulfur hexafluoride gas mixture, undergoing counting rates of the order of tens of Hz/cm^2.
In this talk, the long-term performance and stability of...
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Neha Rawal (University of Florida (US))07/11/2023, 14:50
540 Cathode Strip Chambers (CSC), a type of multi-wire promotional chamber, provide precise measurements of muon track coordinates in the CMS endcap region (pseudorapidity: 0.9-2.4) In the HL-LHC lifespan the CSC performance might degrade, in a process often called “aging”, due to the unprecedented high radiation dose. To this end, the CSC group has been conducting irradiation tests at the...
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Ashok Kumar (University of Delhi (IN))07/11/2023, 15:15
Resistive Plate Chambers (RPCs) are widely used in high-energy physics experiments because of their excellent ability to cover large detection areas with high particle detection efficiency and good time resolution. Often these properties are achieved by RPC detectors when they are operated with Freon-based gaseous mixtures that cause high global warming potential (GWP). Therefore, in order to...
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Ingo-Martin Deppner (Physikalisches Institut der Universität Heidelberg)07/11/2023, 16:00Oral
The future fixed target high-rate Compressed Baryonic Matter (CBM) experiment is one of the experimental pillars of the Facility for Antiproton and Ion Research (FAIR) located in Darmstadt/Germany. Since CBM aims to operate at an interaction rate of up to 10 MHz for Au+Au collisions radiation hard and high rate capable detector have to be installed. In order to provide an excellent particle...
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Dr Jeremie Alexandre Merlin (KCMS -Hanyang University & University of Seoul)07/11/2023, 16:25Oral
Like other gaseous technologies, GEM detectors can experience premature aging when operating in high-rate environments. This occurs when gas molecules dissociate and recombine within the plasmas generated during electron amplification, leading to the formation of large and complex polymers. These polymers can be deposited on the amplification structure and significantly impact the performance...
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Dr Jeremie Alexandre Merlin (KCMS -Hanyang University & University of Seoul)07/11/2023, 16:50Oral
GEM-based detectors are widely used in High Energy Physics (HEP) environments due to their inherent resistance to classical aging. Their unique design, which spreads charge amplification across multiple GEM holes and layers, effectively reduces the local plasma energy responsible for polymer formation, a major cause of detector aging. Consequently, GEM detectors are particularly advantageous...
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Dr Shuddha Shankar Dasgupta (National Institute of Science Education and Research, Bhubaneswar)08/11/2023, 09:00Oral
Aging of Photocathodes and Exploration of Novel PC materials
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Mr Zhijia Sun (Institute of High Energy Physics Chinese Academy of Sciences)08/11/2023, 09:25
China Spallation Neutron Source (CSNS) is a large-scale scientific facility which is a source of high-flux pulsed neutrons. It contains a 80 MeV linear proton accelerator, a 1.6 GeV rapid cycling synchrotron, a target station, and a suite of modern neutron instruments mainly for application to neutron scattering, imaging, and other kinds of neutron science research to promote high-level...
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Dr Abhik Jash (Weizmann Institute of Science (IL)), Luca Moleri (Weizmann Institute of Science (IL))08/11/2023, 09:50
Resistive electrodes are used in gaseous detectors to quench spark discharges. This helps to protect delicate electrodes and readout electronics and to improve the stability of the detector operation. An RPWELL is a THGEM-based WELL detector with a resistive plate coupled to a conductive anode. Till now, the choice of the resistive plate was limited to a few materials, like LRS Glass and...
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Richa Rai (Universita e INFN Trieste (IT))08/11/2023, 10:15
Gaseous Ring Imaging Cherenkov (RICH) detectors are the natural choice to perform hadron identification at high momenta; they require efficient and accurate detection of single Cherenkov photons over large surfaces. MPGD detectors of single photons are sensitive in the vacuum ultraviolet (VUV) domain. In present, CsI is the only photoconverter adequate with gaseous detector due to its wide...
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Valerio D'Amico (Ludwig Maximilians Universitat (DE))08/11/2023, 11:00Oral
The ATLAS muon spectrometer will face an increase of particle rate, specially at high rapidity, consequently of the larger instantaneous luminosity for the HL-LHC phase, expected to attain 5x10$^{34}$ cm$^{−2}$s$^{−1}$.
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The New Small Wheel (NSW) of the ATLAS muon spectrometer endcap is equipped with small-strip Thin Gap Chambers (sTGC) and Micromegas (MM), able to provide good tracking and... -
Victor Perelygin (Joint Institute for Nuclear Research (RU))08/11/2023, 11:25Oral
Study of the gaseous detectors longevity is essentially important in view of the future LHC upgrade into the High Luminosity mode. Longevity and performance of two Cathode Strip Chamber types, different in design and experiencing the highest backround level at CMS, are being studied at the Gamma Irradiation Facility (CERN).
The irradiation started in 2016 and now the accumulated charge per...
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Mapse Barroso Ferreira Filho (Universidade do Estado do Rio de Janeiro (BR))08/11/2023, 11:50Oral
The present Compact Muon Solenoid (CMS) Resistive Plate Chambers (RPC) system has been certified for 10 years of Large Hadron Collider (LHC) operation at a maximum background rate of 300 Hz/cm^2 and integrated charge of 50 mC/cm^2. In the next years, during the Phase 2 of the LHC physics program, called High Luminosity LHC (HL-LHC), the accelerator will increase the instantaneous luminosity up...
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Piotr Gasik (GSI - Helmholtzzentrum fur Schwerionenforschung GmbH (DE))08/11/2023, 14:00Oral
Discharge Stability and Resistive Structures
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Ralf Hertenberger (Ludwig Maximilians Universitat (DE))08/11/2023, 14:25
Two 50 cm long protype sMDT drift tubes have been irradiated using
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beta-electrons from ^{90}Sr-^{90}Y decays with end point energy of 2.28 MeV.
Over two periods of 100 days and 125 days, respectively, the tubes were drawing
constant currents of 3 uA and 1.25 uA. Regions of approximately 10 cm of
the wires were irradiated intensively. Almost 40 C of charges have
been accumulated in... -
Davide Brundu08/11/2023, 14:50
During LHC Run1 and Run2 the LHCb muon system consisted of over a
thousand gas detectors spread across five distinct stations, mostly
MWPCs but also triple-GEM detectors in the central part of the first
station.The muon detector provided the input to the first level muon trigger and
was also used to identify muons in the reconstruction process.The first station of the muon...
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Roberto Guida (CERN)08/11/2023, 15:15
Good and safe long-term operation of gaseous detectors are mainly guaranteed by the quality and stability of their gas mixture. Among Micro Pattern Gaseous Detectors (MPGD), Triple Gas Electron Multipliers (Triple-GEMs) have lately been more and more considered as tracking devices for LHC Experiments Muon Systems, as well as for others physics applications. Triple-GEM detectors are commonly...
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Masato Takahashi (Kobe University)08/11/2023, 16:00Oral
The MEG II experiment searches for the $\mu\to e\gamma$ decay which is charged lepton flavor violating process. A new type of resistive plate chamber (RPC) using diamond-like carbon (DLC) electrodes is under development for the identification of gamma ray from the radiative muon decay background, in the MEG II experiment. In order to identify the background, low energy positrons on the muon...
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Thiago Saramela (Universidade de Sao Paulo (BR))08/11/2023, 16:25Oral
The interest in using visible and near-infrared scintillation in Gas Electron Multipliers (GEMs) in experimental approaches based on optical readouts has grown recently. One gas mixture used for this purpose includes CF$_4$, which is known to cause etching in the interior walls of the GEM holes [1]. One question may arise: Where will this etched material be re-deposited? The question is...
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Christian Wendisch08/11/2023, 16:50Oral
The central tracking system of the HADES detector, installed at the SIS-18 synchrotron at GSI/Darmstadt (Germany), employs large-area, low-mass drift chambers. They are located in six identical sectors in forward direction of the fixed-target setup, two chamber planes before and two behind the toroidal magnetic field, respectively. Each chamber comprises six stereo angel wire layers. To...
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09/11/2023, 08:50
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Beatrice Mandelli (CERN)09/11/2023, 09:00Oral
Exploration of Alternatives to Greenhouse Gases
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Gianluca Rigoletti (CERN)09/11/2023, 09:25
Resistive Plate Chamber detectors at the CERN LHC experiments use a Freon-based gas mixture containing R-134a and SF6, high global warming potential greenhouse gases. To minimise greenhouse gas emissions and expenses and optimise RPC performance, it is crucial to research new environmentally friendly gas mixtures. Thus, according to CERN's environmental strategies and European regulations,...
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Luca Quaglia (Universita e INFN Torino (IT))09/11/2023, 09:50
Resistive Plate Chambers (RPCs) are gaseous detectors widely used in high energy physics experiments, operating with a gas mixture primarily containing Tetrafluoroethane (C$_2$H$_2$F$_4$), commonly known as R-134a, which has a global warming potential (GWP) of 1430. To comply with European regulations and explore environmentally friendly alternatives, the RPC EcoGas@GIF++ collaboration,...
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54. Studies on the fluoride production from gaseous detectors operated with fluorinated gas mixturesMaria Cristina Arena (Pavia University and INFN (IT))09/11/2023, 10:15
In the context of particle physics, different families of gaseous detectors are operated with fluorinated-gases for different purposes. It is well known that under the effect of high electric field and radiation, fluorinated molecules may break and form, among other species, free fluorine ions. Such ions may react with water molecules present in the gas, leading to the formation of highly...
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Dalia Lucero Ramirez Guadarrama (Universidad Iberoamericana (MX)), Dalia Lucero Ramirez Guadarrama (Universidad Iberoamericana (MX))09/11/2023, 11:00
In the context of climate change, one of the main contributors to global warming is the greenhouse effect. Regulations have been implemented in different areas of society to reduce or ban the use of greenhouse gases, such as freon. Despite the fact that large-scale experiments (such as the ones held at CERN) have been excluded from these restrictions, as a scientific community, we have the...
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Giorgia Proto (Max Planck Society (DE))09/11/2023, 11:25
The standard gas mixture for the Resistive Plate Chambers (RPC), composed of $\rm{C_{2}H_{2}F_{4}/i-\rm{C_{4}H_{10}/SF_{6}}}$, allows the detector operation in avalanche mode, as required by the high-luminosity collider experiments. The gas density, the low total charge delivered inside the gas and the comfortable avalanche-streamer separation guarantee high detection efficiency, rate...
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Katerina Kuznetsova (University of Florida (US))09/11/2023, 11:50
Cathode Strip Chambers (CSC) are used for precise measurements of muon track coordinates in the CMS endcap region. CMS CSCs operate with 40%Ar+50%CO2+10%CF4 as a working gas mixture, where the CF4 component provides reliable protection against anode wire aging sufficient for operation during the HL-LHC period. However, CF4 has a Global Warming Potential (GWP) of 6630 over 100 years, and is...
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Rojeeta Devi Kshetrimayum (GANIL)09/11/2023, 12:15
Recent advancements in active target detectors, enabling the detection gas to act as a target for nuclear reactions, have provided a significant boost to the exploration of nuclei near the drip lines and the exotic nuclear phenomena associated with them. ACTAR-TPC at GANIL is a novel detector of such kind that can construct a 3-D mapping of the decay or reaction products from two-dimensional...
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Mattia Verzeroli (Universite Claude Bernard Lyon I (FR))09/11/2023, 15:00Poster
In the CERN CMS experiment, CSC detectors are employed and operated with a gas mixture based on CF4. Since 2016, two Single Wire Proportional Chambers (SWPCs) have been installed along the gas line to monitor the quality of the gas. The first SWPC was positioned immediately after the gas mixer unit, while the second was placed within the gas loop. SWPCs exhibit a high sensitivity to the...
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Luis Lopes (LIP - Laboratorio de Instrumentação e Física Experimental de Partículas (PT))09/11/2023, 15:05Poster
The expected limitations on the use of HFCs and other fluorinated gases motivated the opening of a new line of R&D in RPCs: sealed RPCs. This approach requires only very low amounts of gas and dispenses with the very complex and expensive recirculation and/or recycling gas systems.
At the moment it is not clear if this solution can cover all the fields of application of RPCs, but it seems...
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Dr Dagmara Rozpedzik (Jagiellonian University)09/11/2023, 15:10Poster
At low energy frontier among the Standard Model testing methods and searches for new physics beyond it are precision spectrum shape and correlation coefficient measurements in nuclear and neutron beta decay. For identification and 3D-tracking of low-energy electrons a special type of gas-based detector was designed that minimizes scattering and energy loss. In the first approach the gas...
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Chiara Alice (Universita e INFN Torino (IT))09/11/2023, 15:20Poster
The ongoing work on the development and testing of a prototype of a Micromegas (MM) detector and its front end electronics will be presented. Presently a revision of the front-end electronics with a new discharge protection circuit is being tested and results will be discussed. Moreover, a first insight on the development of a new ASIC for the MM readout will be provided.
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For the AMBER (NA66)... -
Neeraj kumar (Grand Accélérateur National d’Ions Lourds (GANIL))09/11/2023, 15:25Poster
The study of nuclear fission is integral to the fundamental understanding of nuclear physics and it has significant implications in many sectors, such as energy generation, space research, and radioisotope synthesis for medical uses. With the VAriable MOde Spectrometer (VAMOS++) facility, at Grand Accélérateur National d'Ions Lourds (GANIL), we are exploring the nature of nuclear fission...
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Philippe Schune (Université Paris-Saclay (FR))09/11/2023, 15:30Poster
Thanks to a tool specially developed for that, we measured Paschen curves with real resistive Micromegas electrodes, both real mesh and real resistive anode layer. The resistive Micromegas structure and geometry studied correspond to those of the New Small Wheel (NSW) detector upgrade project of the ATLAS experiment at CERN.
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Also these Paschen curves have been obtained for different gas... -
Joao Pinheiro (Universidade do Estado do Rio de Janeiro (BR)), Mehar Ali Shah (Universidad Iberoamericana (MX))09/11/2023, 15:35Poster
Resistive Plate Chamber (RPC) detectors in the Compact Muon Solenoid (CMS) experiment operate with a gas mixture comprised of 95.2% of C2H2F4, that provides a high number of ion-electron pairs, 4.5% of iC4H10, that ensures the suppression of photon-feedback effects and 0.3% of SF6, used as an electron quencher to further operate the detector in streamer-free mode. C2H2F4 is known to be a...
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Dr Saikat Biswas (Bose Institute (IN)), Mr Subir Mandal (Bose Institute), Sayak Chatterjee, Mr Arindam Sen (Bose Institute, Kolkata, India), Mr Aheesh C Hegde (NISER), Mr Mayukh Chatterjee (St. Xavier's College, Kolkata), Supriya Das (Bose Institute (IN))09/11/2023, 15:45Poster
The advancement of accelerator technologies helps the High Energy Physics (HEP) community to reach higher collision rates to measure rare physical observables with unprecedented precessions. This imposes a great challenge to the rate handling capabilities of the detectors. In the HEP experiments, gas-filled detectors are commonly used for tracking, triggering, and timing measurements. Gas...
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Dr sriram varahan (harvard medical school)09/11/2023, 15:50Poster
Yttrium oxide thin films are deposited using indigenously developed metal organic precursor (2,2,6,6-tetra methyl-3,5-hepitane dionate) yttrium, commonly known as Y(thd)3 (synthesized by ultrasound method). Microwave electron cyclotron resonance plasma assisted metal organic chemical vapor deposition process was used for these depositions. Depositions were carried out at a substrate...
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Dalia Lucero Ramirez Guadarrama (Universidad Iberoamericana (MX)), Dalia Lucero Ramirez Guadarrama (Universidad Iberoamericana (MX))09/11/2023, 15:55Poster
In the context of climate change, one of the main contributors to global warming is the greenhouse effect. Regulations have been implemented in different areas of society to reduce or ban the use of greenhouse gases, such as freon. Despite the fact that large-scale experiments (such as the ones held at CERN) have been excluded from these restrictions, as a scientific community we have the duty...
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09/11/2023, 19:30
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Katerina Kuznetsova (University of Florida (US))10/11/2023, 09:00Oral
Plasma Chemistry (molecular dynamics) and Aging Effects
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Dr Jeremie Alexandre Merlin (KCMS -Hanyang University & University of Seoul)10/11/2023, 09:25
The GEM project of CMS encompasses the development, construction, and operation of three new triple-GEM detector systems, GE1/1, GE2/1 and ME0, for the upgrade of the forward muon spectrometer. The development of these systems and the operation of multiple advance-design demonstrators installed in the experiment, allowed for thorough studies of the gas breakdown effect that typically leads to...
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Prof. Nayana Majumdar (Saha Institute of Nuclear Physics), Dr Purba Bhattacharya (Adamas University, Kolkata, India)10/11/2023, 09:50
Aging and stability of gaseous ionization detectors are intricately related to charging up, accumulation of space charge and formation of discharges. All these phenomena, in their turn, depend on the dynamics of charged particles within the device. Because of the large number of particles involved and their complex interactions, the dynamic processes of generation and loss of charged...
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Simone Calzaferri (Università degli studi di Pavia - INFN Pavia)10/11/2023, 10:15
Since July 2022, GE1/1, the first station using Gas Electron Multiplier (GEM) technology in the Compact Muon Solenoid (CMS) experiment, has been participating in the data-taking in proton-proton collisions. This station is the first of three (GE1/1, GE2/1 and ME0) planned to be installed in CMS, to cope with the challenging conditions given by the upgrade of luminosity of the Large Hadron...
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Julian Driebeek (Stony Brook University)10/11/2023, 11:00
The sPHENIX experiment is currently under commissioning at the Relativistic Heavy Ion Collider (RHIC) at Brookhaven National Lab (BNL). The Time Projection Chamber (TPC) serves as a tracking detector for the experiment. The sPHENIX TPC uses a stack of four Gas Electron Multipliers (GEM’s) as a gain stage in a reduced ion back-flow configuration. In non-ideal conditions, the high voltage across...
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Michele Bianco (CERN)10/11/2023, 11:25Oral
Conference Summary
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10/11/2023, 11:45
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10/11/2023, 11:55
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