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Related papers: Recent Technological Developments on LGAD and iLGA…

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Low Gain Avalanche Detector (LGAD) technology has been used to design and construct prototypes of time-zero detector for experiments utilizing proton and pion beams with High Acceptance Di-Electron Spectrometer (HADES) at GSI Darmstadt,…

Low-Gain Avalanche Diodes are a type of silicon Avalanche Photo-Diodes originally developed for the fast detection of minimum ionizing particles in high-energy physics experiments. Thanks to their fast timing performance, the Low-Gain…

Instrumentation and Detectors · Physics 2024-02-07 Gabriele Giacomini , Wei Chen , Gabriele D'Amen , Enrico Rossi , Alessandro Tricoli

This paper shows the simulation and test results of 50um thick Low Gain Avalanche Detectors (LGAD) sensors designed by the Institute of High Energy Physics (IHEP) and fabricated by the Institute of Microelectronics of the Chinese Academy of…

4H-SiC low gain avalanche detectors (LGADs) have been fabricated and characterized. The devices employ a circular mesa design with low-resistivity contacts and an SiO$_2$ passivation layer. The I-V and C-V characteristics of the 4H-SiC…

Low-Gain Avalanche Diodes (LGADs) are fast silicon sensors with internal charge multiplication and are key candidates for precision timing layers in future high-energy hadron colliders. Their operation in harsh radiation environments,…

The detectors with $\mathcal{O}$(10) $\mu$m spatial resolution and $\mathcal{O}$(10) ps timing resolution construct powerful particle trackers for future hadron or lepton collider experiments. LGAD: Low-Gain-Avalanche-Diode is a…

Instrumentation and Detectors · Physics 2024-01-17 Tomoka Imamura , Sayuka Kita , Koji Nakamura , Kazuhiko Hara

Experiments at synchrotron radiation sources and X-ray Free-Electron Lasers in the soft X-ray energy range ($250$eV--$2$keV) stand to benefit from the adaptation of the hybrid silicon detector technology for low energy photons. Inverse Low…

Low Gain Avalanche Detectors (LGADs) are key components for precise timing measurements in high-energy physics experiments, including the High Luminosity upgrades of the current LHC detectors. Their performance is, however, limited by…

Instrumentation and Detectors · Physics 2026-02-03 Veronika Kraus , Marcos Fernandez Garcia , Luca Menzio , Michael Moll

For the high luminosity upgrade of the LHC at CERN, ATLAS is considering the addition of a High Granularity Timing Detector (HGTD) in front of the end cap and forward calorimeters at |z| = 3.5 m and covering the region 2.4 < |{\eta}| < 4 to…

This contribution presents the design, production, and initial testing of newly developed 4H-SiC Low Gain Avalanche Detectors (LGADs). The evaluation includes performance metrics such as the internal gain layer's efficiency in enhancing…

Silicon sensors are the go-to technology for high-precision sensors in particle physics. But only recently low-noise silicon sensors with internal amplification became available. The so-called Low Gain Avalanche Detector (LGAD) sensors have…

This contribution reports on characterisation results of a large-area (2$~\mathrm{cm}^2$) small pitch (55$~\mu$m) inverse Low-Gain Avalanche Detector (iLGAD), bonded to a Timepix3 readout chip. The ilGAD sensors were produced by Micron…

Instrumentation and Detectors · Physics 2025-01-09 Peter Svihra , Richard Bates , Justus Braach , Eric Buschmann , Dominik Dannheim , Dima Maneuski , Neil Moffat , Younes Otarid

We report a concept low gain avalanche diode (LGAD) detector to be integrated into TOPSiDE, which is being developed for EIC (Electron-Ion Collider) project. The LGAD detector will be taking its place to resolve requirement of…

Instrumentation and Detectors · Physics 2021-12-21 Kyung-Wook , Shin , Jose O. Repond , David Blyth , Jessica E. Metcalfe , Manoj Jadhav , Abraham Saiden , Hartmut Sadrozinski

AC-Coupled LGAD (AC-LGAD) is a new 4D detector developed based on the Low Gain Avalanche Diode (LGAD) technology, which can accurately measure the time and spatial information of particles. The Institute of High Energy Physics (IHEP)…

Low-Gain Avalanche Detectors (LGADs) are the leading 4D sensing technology selected for use in the High Luminosity Large Hadron Collider (HL-LHC). However, their proximity to the interaction point makes them highly susceptible to…

Instrumentation and Detectors · Physics 2025-06-23 Rajiv Gupta , Sunidhi Saxena , Kalpna Tiwari , Rahul Sharma , Namrata Agrawal , Ashutosh Bhardwaj , Kirti Ranjan , Ajay Kumar

Low Gain Avalanche Detectors (LGADs) are silicon semiconductor sensors with an implanted thin p-doped multiplication layer that is designed to provide low gain. Most importantly, LGADs are specifically engineered to provide excellent…

Instrumentation and Detectors · Physics 2023-10-11 R. Moriya , R. Bates , M. Bullough , N. Cooke , A. Docheva , L. Lombigit , D. Maneuski , R. McFeely , N. Moffat

Low Gain Avalanche Detectors (LGADs) are fast silicon sensors with potential for high-resolution proton beam monitoring. In this work, we investigated their response in a 60 MeV proton beam from an AIC-144 cyclotron. Several features of the…

Instrumentation and Detectors · Physics 2025-08-19 A. Bellora , L. Grzanka , R. McNulty , N. Minafra , K. Misan , M. Nessel , T. Nowak , P. Rzeznik , J. Swakon , T. Szollosova

The High Granularity Timing Detector (HGTD) will be installed in the ATLAS experiment to mitigate pile-up effects during the High Luminosity (HL) phase of the Large Hadron Collider (LHC) at CERN. Low Gain Avalanche Detectors (LGADs) will…

We report precise TCAD simulations of IHEP-IME-v1 Low Gain Avalanche Diode (LGAD) calibrated by secondary ion mass spectroscopy (SIMS). Our setup allows us to evaluate the leakage current, capacitance, and breakdown voltage of LGAD, which…