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Brennan Goddard (CERN), Jean-Paul Burnet (CERN)02/02/2021, 09:00
The Radiation to Electronics (R2E) project provides crucial support for radiation tolerant developments throughout the ATS sector, while ensuring the harmonization and quality control of the related procedure. Despite the significant progress in the overall R2E performance of the LHC from Run 1 to Run 2, critical challenges lay ahead with respect to guaranteeing a compliant radiation...
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Ruben Garcia Alia (CERN)02/02/2021, 09:15
We will briefly present the requirements and constraints that drive the need for an R2E approach for radiation tolerant development and qualification of accelerator systems. A special focus is set on the radiation sensitivity of COTS components (and variability thereof).
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Enrico Chesta (CERN), Ruben Garcia Alia (CERN)02/02/2021, 09:40
The R2E project generates many results of interest to the enlarged radiation effects community and catalyses synergies with other domains (especially aerospace). An overview of the multiple running collaborations where the R2E project is playing a critical role will be presented, with focus on European projects and knowledge transfer activities.
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Kacper Bilko (CERN)02/02/2021, 10:00
The monitoring, simulation and prediction of radiation levels are a critical ingredient in reducing radiation-induced electronics' failures, and therefore contribute to an adequate accelerators availability.
In this talk, activities of the Monitoring and Calculation Working Group will be presented, with the focus on Run 2 highlights, current developments, and Run 3 outlook.
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Dr Giuseppe Lerner (CERN)02/02/2021, 10:20
In addition to data from radiation monitors, FLUKA simulations are a critical tool to predict the radiation levels on electronic equipment at the LHC and in other CERN accelerators, transfer lines, and facilities. This talk presents an overview of the most relevant results, focusing on the HL-LHC radiation level specifications recently included in a comprehensive document.
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Rudy Ferraro (CERN), Salvatore Danzeca (CERN)02/02/2021, 11:00
An overview of the Radiation Working Group (RadWG) mandate, activities and projects fulfilled by the BE-CEM-EPR section will be presented. The qualification protocol, guidelines and documents from component to system-level will be discussed as well as the different radiation facilities that can be used for this purpose.
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Salvatore Danzeca (CERN)02/02/2021, 11:20
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Matteo Brucoli (CERN)02/02/2021, 11:40
The CERN Cobalt-60 facility serves different essential purposes in the context of the R2E project. Firstly, Total Ionizing Dose (TID) testing is a crucial step for the qualification of components candidate for the electronics installed in the CERN accelerators’ radiation environment. At the CC60, the screening of components produced by different manufacturers can be easily performed. Moreover,...
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Matteo Ferrari (CERN)02/02/2021, 12:00
The Radiation to Materials initiative at CERN has the following goals: coordinate irradiation tests of non-metallic materials in external facilities and provide internal support to select radiation resistant components for use in high radiation areas. Future plans include experimental studies to improve the understanding of radiation damage mechanisms.
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Salvatore Danzeca (CERN)02/02/2021, 12:20
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Dr Diego Di Francesca (CERN)02/02/2021, 13:50
The Distributed Optical Fibre Radiation Sensors are systems recently deployed in the accelerator complex (PSB and PS during Run 2, and SPS and parts of LHC, during LS2).
With such systems, we monitor the distributed radiation levels in the accelerators with a ~1m spatial resolution, hence providing critical inputs to the Monitoring & Calculation Working Group. In this presentation, we will...
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Ygor Quadros De Aguiar (CERN)02/02/2021, 14:10
The main goal of the High-Level Dosimetry (HLD) at CERN is to determine the radiation levels at equipment located in the accelerator complex, hence contributing to the evaluation of their radiation lifetime. The HLD activities, previously performed by the Radiation Protection group, are in process of transfer to the R2E project. The monitoring of the accumulated dose can be carried out with...
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David Lucsanyi (CERN)02/02/2021, 14:30
A novel, easy-to-use, Geant4-based simulation tool is being developed for the R2E community. G4SEE enables a detailed, efficient, event-by-event direct and indirect energy deposition scoring in micro-metric volumes, in order to better understand SEE mechanisms (like neutron induced SEEs), perform SEE sensitivity analysis or even reverse engineering of components.
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Kacper Bilko (CERN)02/02/2021, 14:45
Over the recent R2E irradiation campaigns, a new silicon diode setup proved to be a crucial tool in radiation environment characterization and validations of Monte-Carlo simulations. In this talk, a short description of the detector system will be given, along with highlights of the results and outlook for further development.
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Andrea Coronetti (CERN), Ivan Slipukhin (CERN)02/02/2021, 15:00
Guidelines for system-level testing of space equipment tested at CHARM were developed, highlighting potentials and limitations of such a solution for high-risk acceptance space missions. The achieved work can be of direct application to commercial systems used at CERN. The follow-up work will delve into the standardization of system-level testing for accelerator equipment covering the full...
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Matteo Cecchetto (Universite Montpellier II (FR))02/02/2021, 15:30
Neutrons with energies between 0.1-10 MeV can significantly impact the Soft Error Rate (SER) in SRAMs and other microelectronics manufactured in scaled technologies, with respect to high-energy neutrons. Experimental measurements benchmarked with Monte Carlo simulations showed that neutrons with these energies can induce more than 60% of the overall upset rate in accelerator applications.
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Daniel Prelipcean (Technische Universitat Munchen (DE))02/02/2021, 15:45
The latest comparisons between the measurements of the radiation detectors and the simulated values using the FLUKA code are presented. The focus is on the benchmarks for the LHC for the Total Ionising Dose (TID) recorded by the Beam Loss Monitors (BLMs) in discrete locations of IP1 and IP5, and by the Optical Fibre as a continuous passive measurement in the Dispersion Suppressor of IP1, as...
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Nourdine Kerboub (Universite Jean Monnet (FR))02/02/2021, 16:00
Our R&D activity targets the development of versatile radiation sensors to address environments typical of accelerators and space. In this presentation, we report the main scientific results on radioluminescence-based radiation sensing in optical fibres, showing the performances offered by this technology as well as the temperature dependence of the sensors response.
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Dominika Senajova (Ministere des affaires etrangeres et europeennes (FR)), Matteo Ferrari (CERN)02/02/2021, 16:15
Lubrication problems in radiation areas at CERN and insufficient data for a reliable lubricant selection during design have highlighted the need to improve knowledge of radiation effects in oils and greases. R2M are preparing experimental studies to verify the radiation resistance of promising products identified via theoretical considerations and literature.
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Alessandro Zimmaro (Universita e sezione INFN di Napoli (IT))02/02/2021, 16:30
The BatMON is a wireless, battery-powered radiation monitoring system for particle accelerators. The system is based on radiation qualified COTS that allow the device to survive in radiation areas. The system can measure TID and High-Energy Hadron and Thermal Neutron fluences, thanks to the Floating-Gate dosimeter and SRAMs embedded on the sensor mezzanine.
Data are saved in a non-volatile...
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Rudy Ferraro (CERN)02/02/2021, 16:45
With the upgrade of the HL-LHC, a certain number of systems require more radiation-tolerant FPGAs, especially against TID. In this presentation will be presented some promising results for CERN applications from radiation campaigns performed on two FPGAs: NGMedium from NanoXplore and PolarFire from Microsemi.
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Matteo Brucoli (CERN)02/02/2021, 17:00
The Floating Gate Dosimeters (FGDOS) is now approaching its first deployment in the new wireless IoT system for radiation monitoring, called BatMON. In order to further improve the accuracy of the measurement, its radiation response has been investigated in detail to determine the cause of the sensitivity drift. A compensation method has been developed and tested by performing experiments and...
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Andrea Coronetti (CERN), Dr Giuseppe Lerner (CERN)02/02/2021, 17:15
In addition to its regular operation with protons on a copper target, the CHARM facility was successfully exploited in Run 2 during heavy ion runs, requiring a dedicated effort to calibrate the instruments that measure the beam intensity in the facility. The results of these measurements are presented for the 2018 Pb ion campaign, highlighting the main conclusions and limitations.
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Matteo Brucoli (CERN), Rudy Ferraro (CERN)02/02/2021, 17:30
In the framework of the heavy ion accelerator program, the CHARM facility has been exploited to investigate the effect of Ultra High Energy (UHE, >5 GeV/n) Heavy Ions on electronics. Testing at UHE provides important information on the Radiation Hardness Assurance of the component, however a few facilities allows such high energies (5.9 GeV/n for Pb-ions). In this context, a suitable...
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Andrea Coronetti (CERN)02/02/2021, 17:45
The R2E project has explored the use of several irradiation facilities in Europe that can provide complementary and supplementary radiation testing coverage to CHARM mixed-field testing and PSI high-energy proton testing. This includes thermal, intermediate and high-energy neutron facilities as well as proton, heavy ion and pion facilities.
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Corinna Martinella (University of Jyväskylä (FI))02/02/2021, 18:00
Accelerated terrestrial neutron irradiations were performed on commercial SiC power MOSFETs with planar, trench and double-trench architectures. Enhanced gate and drain leakage were observed in some devices which did not exhibit a destructive failure during the exposure. Failure cross-sections and FIT rates are discussed for the three architectures.
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Mario Sacristan Barbero (CERN-CIEMAT)02/02/2021, 18:15
Wide bandgap power components are known for their resistance to both cumulative radiation damage and SEE, especially when compared to their silicon counterparts, and hence making them promising candidates for radiation tolerant accelerator systems. In this presentation, we show preliminary results of GaN power components recently tested with atmospheric neutrons at ChipIr (UK).
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Markus Zerlauth (CERN)03/02/2021, 09:00
The High Luminosity Upgrade of the LHC aims at enabling the goal of collecting 10 times the integrated luminosity compared to the first decade of the LHC lifetime. For this reason and based on prior experience in the LHC, the design of the HL-LHC machine, its equipment systems as well as its operational procedures have been done considering R2E as one of the fundamental constraints to be...
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Hampus Sandberg (CERN)03/02/2021, 09:20
Timepix3 hybrid pixel detectors are used in the beam gas ionization profile monitors (BGI) in the primary vacuum of the PS together with a radiation tolerant readout system. Such detectors and readout system could also be used for beam loss and radiation monitoring. The capabilities of the Timepix3 and the readout will be discussed in this talk in the context of beam instrumentation.
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Stephane Burger (CERN)03/02/2021, 09:35
A digital (CMOS) radiation tolerant camera is under development through a collaboration between CERN and the Micro-Cameras & Space Exploration commercial partner. The aim is the replacement of already (or very soon) obsolete tube based and CCD analogue cameras that compose the park of 200 profile monitor systems at CERN. Specifications and expected performances of this new camera will be described.
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Manoel Barros Marin (CERN)03/02/2021, 09:50
Beam Position Monitoring (BPM) systems are deployed throughout the accelerator complex at CERN. In some cases, their front-end electronics are exposed to high levels of radiation. This presentation focuses on the status and outlook of R2E developments related to BPM front-end electronics, including DAQ and data communication.
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Christos Zamantzas (CERN)03/02/2021, 10:10
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Jens Steckert (CERN)03/02/2021, 10:40
In this talk we present the quench detection equipment developed to protect the MBH 11T magnet in the LHC. Since the foreseen UQDS (universal quench detection system) will be installed in RR73 and RR77 the system needs to be radiation tolerant up to 0.4 Gy/y for the main system and 4 Gy/y for the current sensor. The system design, as well as the radiation testing of single components and the...
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Jelena Spasic (CERN)03/02/2021, 11:00
In the context of consolidation of quench detection systems in LHC, new electronics developments are ongoing to enhance existing system functionalities and improve system operation under radiation. One of the developments, presented in this talk, concerns the quench detection of bus-bar splices in main LHC magnet circuits, with the focus on strengthening the radiation tolerance of the existing systems.
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Jelena Spasic (CERN)03/02/2021, 11:20
The existing LHC QPS field-bus clients showed vulnerability to the increasing radiation load during Run 2 affecting data integrity of protection data needed for a proper analysis of protection events. To overcome this issue, a new radiation tolerant FPGA-based field-bus client is currently under development. This talk gives an overview of the design solution and the development status.
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Grzegorz Daniluk (CERN)03/02/2021, 11:40
Distributed I/O Tier (DI/OT) is a modular, reusable and centrally-supported hardware kit based on a 3U crate to cover the needs of the equipment groups in the HL-LHC era. The kit aims to provide basic building blocks and a range of communication options for radiation-exposed areas. The talk will introduce different hardware components that are being designed as well as foreseen applications...
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Lalit Patnaik (Beams Department, CERN)03/02/2021, 11:55
RaToPUS is a 100W radiation-tolerant switched-mode AC/DC power supply compatible with CompactPCI-Serial standard. It is designed as part of the Distributed I/O Tier project to be used in radiation-exposed installations of the HL-LHC. This talk will present the design highlights and status of its development and testing.
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Christos Gentsos (CERN (BE-CO))03/02/2021, 12:10
The DI/OT rad-tol System Board is an Igloo2-based CPCI-S FMC carrier that controls the DI/OT crate in radiation-exposed applications. Its specifications, component selection, and development status will be outlined, followed by a brief discussion of the PSI irradiation results of the MoniMod monitoring and fan control module.
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Volker Schramm (CERN)03/02/2021, 12:25
Ensuring high reliability for the DI/OT is to be addressed during all life cycle phases within a variety of disciplines. Despite of meeting radiation tolerance requirements, hardware and gateware reliability, operational support, maintenance, and others also contribute to achieving high performance and reliability for the DI/OT. This talk will present the applied methodology and the current progress.
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Viliam Senaj (CERN)03/02/2021, 13:45
The LHC beam dumping system has critical importance for LHC safety. High Voltage (HV) semiconductors used in extraction and dilution generators operates at up to 28 kV and are potentially exposed to high-energy hadrons leaking from the tunnel. Mitigation measures aiming reduction of the R2E failure rate to the required level are described.
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Yves Thurel (CERN)03/02/2021, 14:00
In 2010, and with the objective of improving the LHC availability, CERN decided to replace converters operating under radiation by radiation tolerant ones. This major work focused first on the 600A and kA converters installed mainly in RRs point 1/5/7, all deployed during LS2, after a successful radiation tolerant development and qualification.
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The emerging challenges now focus on the 60A... -
Raffaello Secondo (CERN)03/02/2021, 14:20
We will provide an overview of the ongoing progress and plans to increase radiation tolerance of all MPE-MI equipment impacted by radiation, according to the recent R2E radiation level specification. In particular, we will cover the WIC and PIC systems and the User Interface unit (CIBU) connected to the BIS.
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Dr Robert Baumann (Radiosity Solutions LLC)03/02/2021, 15:40
The growth in the commercial space sector has been fueled by drastic launch cost reductions and functionality provided by aggressive and persistent technology scaling. We consider two major challenges to the “New Space” sector: Managing manufacturing variation in COTS devices AND radiation test strategies with limited schedule and budgets.
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Dr Simone Gilardoni (CERN)03/02/2021, 16:40
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