English
Related papers

Related papers: Synchrotron light source X-ray detection with Low-…

200 papers

The response of Low Gain Avalanche Diodes (LGADs), a type of thin silicon detector with internal gain, to X-rays of energies between 6-16~keV was characterized at the Stanford Synchrotron Radiation Lightsource (SSRL). The utilized beamline…

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 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

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

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

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

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 (LGADs) are silicon sensors with a built-in charge multiplication layer providing a gain of typically 10 to 50. Due to the combination of high signal-to-noise ratio and short rise time, thin LGADs provide good…

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 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…

We present the design and simulation of a 30 $\mathrm{\mu m}$ thick 4H-SiC Low Gain Avalanche Diode (LGAD) optimized for high-voltage operation. A 2.4 $\mathrm{\mu m}$ thick epitaxially grown gain layer enables controlled internal…

This paper presents the setup assembled to characterize and measure the spatial and timing resolutions of AC-coupled Low Gain Avalanche Diodes (AC-LGADs), using a 1060 nm laser source to deposit initial charges with a defined calibration…

Instrumentation and Detectors · Physics 2026-02-23 Danush Shekar , Shirsendu Nanda , Zhenyu Ye , Ryan Heller , Artur Apresyan

This paper reports on the demonstration of a high-rate energy measurement technique using a thin depletion layer silicon avalanche photodiode (Si-APD). A dedicated amplitude-to-time converter is developed to realize simultaneous energy and…

Instrumentation and Detectors · Physics 2018-11-05 T. Masuda , T. Hiraki , H. Kaino , S. Kishimoto , Y. Miyamoto , K. Okai , S. Okubo , R. Ozaki , N. Sasao , K. Suzuki , S. Uetake , A. Yoshimi , K. Yoshimura

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

Forward proton spectrometers at high-energy proton colliders rely on precision timing to discriminate signal from background. Silicon low gain avalanche diodes (LGADs) are a candidate for future timing detectors in these systems. A major…

Instrumentation and Detectors · Physics 2025-03-26 C. Beirão da Cruz e Silva , G. Marozzo , G. Da Molin , J. Hollar , M. Gallinaro , M. Khakzad , S. Bashiri Kahjoq , K. Shchelina

This paper presents the possibility of using very thin Low Gain Avalanche Diodes (LGAD) ($25 - 50\mu$m thick) as tracking detector at future hadron colliders, where particle fluence will be above $10^{16}\; n_{eq}/cm^2$. In the present…

Instrumentation and Detectors · Physics 2019-09-02 N. Cartiglia , H. Sadrozinski , A. Seiden

Low Gain Avalanche Diodes (LGADs) are thin (20-50 $\mu m$)silicon di ode sensors with modest internal gain (typically 5 to 50) and exceptional time resolution (17 $ps$ to 50 $ps$). However, the granularity of such devices is limited to the…

Instrumentation and Detectors · Physics 2021-01-05 S. Ayyoub , C. Gee , R. Islam , S. M. Mazza , B. Schumm , A. Seiden , Y. Zhao

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…

Silicon Carbide device (4H-SiC) has potential radiation hardness, high saturated carrier velocity and low temperature sensitivity theoretically. The Silicon Low Gain Avalanche Diode (LGAD) has been verified to have excellent time…

Instrumentation and Detectors · Physics 2022-06-22 Tao Yang , Yuhang Tan , Congcong Wang , Xiyuan Zhang , Xin Shi

In recent years, the gain suppression mechanism has been studied for large localized charge deposits in Low-Gain Avalanche Detectors (LGADs). LGADs are a thin silicon detector with a highly doped gain layer that provides moderate internal…

‹ Prev 1 2 3 10 Next ›