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Related papers: Inverse Low Gain Avalanche Detectors (iLGADs) for …

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LGAD technology is established within the field of particle physics, as the baseline technology for the timing detectors of both the ATLAS and CMS upgrades at the HL-LHC. Pixelated LGADs have been proposed for the High Granularity Timing…

Instrumentation and Detectors · Physics 2022-06-02 A. Doblas , D. Flores , S. Hidalgo , N. Moffat , G. Pellegrini , D. Quirion , J. Villegas , D. Maneuski , M. Ruat , P. Fajardo

This paper reports the last technological development on the Low Gain Avalanche Detector (LGAD) and introduces a new architecture of these detectors called inverse-LGAD (iLGAD). Both approaches are based on the standard Avalanche Photo…

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

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 n-on-p silicon sensors with an extra p-layer below the collection electrode which provides signal amplification. When the primary electrons reach the amplification region new electron-hole pairs are…

Low Gain Avalanche Detectors (LGADs) are thin silicon detectors with moderate internal signal amplification and time resolution as good as 17 ps for minimum ionizing particles. However, the current major limiting factor in granularity is…

Instrumentation and Detectors · Physics 2023-05-26 M. Nizam , K. W. Shin , S. M. Mazza , J. Ott , A. Seiden , B. Schumm , Y. Zhao

With the High-Luminosity Large Hadron Collider (HL-LHC) the number of collisions per bunch crossing increases. To cope with these high rates in the pixel trackers, per-pixel time measurements are required, which implies the need for fast…

Instrumentation and Detectors · Physics 2025-11-18 Daan Oppenhuis

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…

The past ten years have seen the advent of silicon-based precise timing detectors for charged particle tracking. The underlying reason for this evolution is a design innovation: the Low-Gain Avalanche Diode (LGAD). In its simplicity, the…

High Energy Physics - Experiment · Physics 2022-08-31 N. Cartiglia , R. Arcidiacono , M. Costa , M. Ferrero , G. Gioachin , M. Mandurrino , L. Menzio , F. Siviero , V. Sola , M. Tornago

The Low-Gain Avalanche Diode (LGAD) is a semiconductor detector capable of achieving excellent timing resolution (~20 ps) for minimum ionizing particles (MIPs). To realize a pixelated detector with both high timing precision and spatial…

Instrumentation and Detectors · Physics 2026-04-02 Koji Nakamura , Yua Murayama , Issei Horikoshi , Mahiro Kobayashi , Koji Sato

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…

Low Gain Avalanche Diodes, also known as LGADs, are widely considered for fast-timing applications in high energy physics, nuclear physics, space science, medical imaging, and precision measurements of rare processes. Such devices are…

Low Gain Avalanche Detectors (LGAD) represent a remarkable advance in high energy particle detection, since they provide a moderate increase (gain ~10) of the collected charge, thus leading to a notable improvement of the signal-to-noise…

Instrumentation and Detectors · Physics 2016-05-04 Pablo Fernandez-Martinez , David Flores , Salvador Hidalgo , Virginia Greco , Angel Merlos , Giulio Pellegrini , David Quirion

Low Gain Avalanche Detectors (LGAD) are based on a n++-p+-p-p++ structure where an appropriate doping of the multiplication layer (p+) leads to high enough electric fields for impact ionization. Gain factors of few tens in charge…

Motivated by the need for fast timing detectors to withstand up to 2 MGy of ionizing dose at the High Luminosity Large Hadron Collider, prototype low gain avalanche detectors (LGADs) have been fabricated in single pad configuration, 2x2…

Instrumentation and Detectors · Physics 2021-12-20 Martin Hoeferkamp , Alissa Howard , Gregor Kramberger , Sally Seidel , Josef Sorenson , Adam Yanez

The low gain avalanche detectors (LGADs) are thin sensors with fast charge collection which in combination with internal gain deliver an outstanding time resolution of about 30 ps. High collision rates and consequent large particle rates…

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…

The Low-Gain Avalanche Diode (LGAD) is a new silicon detector and holds wide application prospects in particle physics experiments due to its excellent timing resolution. The LGAD with a pixel size of 1.3 mm $\times$ 1.3 mm was used to…

Instrumentation and Detectors · Physics 2024-05-03 Weiyi Sun , Mengzhao Li , Tianyuan Zhang , Mei Zhao , Yunyun Fan , Shuqi Li , Yuan Feng , Xinhui Huang , Xuan Yang , Wei Wang , Zhijun Liang , Yuekun Heng

Low Gain Avalanche Detectors(LGADs) is one of the candidate sensing technologies for future 4D-tracking applications and recently have been qualified to be used in the ATLAS and CMS timing detectors for the CERN High Luminosity Large Hadron…

Instrumentation and Detectors · Physics 2022-04-06 Esteban Currás , Marcos Fernández , Michael Moll
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