Heng Yang

Performance Comparison of Two Signal Multiplexing Circuits Using Diodes with a TOF-DOI Brain PET Detector

Ming Niu, Xiang Jiang, Wenhui Huang, Zhen Chen et autres

PET systems with TOF-DOI capabilities provide excellent spatial and timing performance. However, they typically require a large number of readout channels, which increase system complexity, power consumption, and cost. In this study, we evaluated the position, DOI, energy and timing performance of …

cn (code pays fourni par la source)

The new two-layer Belle II PiXel Detector

F. Becherer, P. Ahlburg, L. Andricek, A. Baur et autres

Abstract The Belle II experiment [1] at SuperKEKB [2] has been collecting data from asymmetric-energy e + e - collisions at the Υ(4S) resonance at the High Energy Accelerator Research Organization (KEK) in Tsukuba, Japan, since 2019. Its goal is to collect …

de, cz, es, cn (code pays fourni par la source)

Development of a 256-to-4 signal multiplexing readout for high resolution PET detectors

Xiaoguang Zhang, Ming Niu, Yuji Zhao, Qi Liang et autres

We developed a small animal PET named S-PET, which features LYSO/BGO phoswich detector (crystal size, LYSO: $0.79 \times 0.79 \times 5 \mathrm{~mm}^{3}$; BGO: $1.22 \times 1.22 \times 7.5 \mathrm{~mm}^{3}$). The system utilized ASIC that enables the individual reading of each MPPC pixel, …

cn (code pays fourni par la source)

Initial studies of high resolution PET detectors using a novel dual-ended readout for organ-dedicated imaging

Ming Niu, Yigang Yang, Yanmin Zhao, Xingyu Zhao et autres

To image smaller organs such as the breast, heart and prostate using PET, there is a need for developing organ-dedicated PET systems that offers higher spatial resolution, high sensitivity, and low cost. This study will focus on developing the PET system with …

cn (code pays fourni par la source)

Preliminary evaluation of a compact, high sensitivity and high resolution small animal PET prototype

Wenbin He, Yanmin Zhao, Xingyu Zhao, Wenjie Huang et autres

A compact, high sensitivity and high resolution small animal PET prototype was recently developed at Shenzhen Bay Laboratory (SZBL). This work aims to characterize the detector performance and preliminarily evaluate the system performance of the prototype PET scanner. Following the benchtop design …

cn, us (code pays fourni par la source)

Design and Fabrication of a Tunable Fabry-Perot Interferometer/Photodiode Microspectral Image Sensor

Heng Yang

The design and fabrication of a tunable Fabry-Perot interferometer (FPI) åÁV photodiode (PD) spectral image sensor using a complementary metal oxide semiconductor (CMOS) compatible process on silicon is reported in the present work. The system is designed to be integrated on a …

Ultrahigh Spatial Resolution, Fast Decay, and Stable X‐Ray Scintillation Screen through Assembling CsPbBr3 Nanocrystals Arrays in Anodized Aluminum Oxide

Huihui Li, Heng Yang, Rui Yuan, Zhixiang Sun et autres

Abstract A scintillation screen with ultrahigh spatial resolution, fast decay time, and high stability is the key to commercial application. Herein, a pixelated‐structure scintillation screen of CsPbBr3 nanocrystal arrays based on anodized aluminum oxide (AAO) is reported, and its scintillation properties for …

cn (code pays fourni par la source)

Enhanced multimodal luminescence and ultrahigh stability Eu3+-doped CsPbBr3 glasses for X-ray detection and imaging

Yao Tong, Qin Wang, Heng Yang, Xiaoting Liu et autres

As an emerging scintillation material, metal halide perovskite ( CsPbX 3 ) has been deemed the most potentially valuable candidate in X-ray detection and medical imaging. Nevertheless, it is a continuing challenge to implement efficient radioluminescence (RL) with high radiation stability and …

cn (code pays fourni par la source)

Development of CuI:Cl-PS composite scintillator

Shutong Hao, Xiaolin Liu, Mu Gu, Qianli Li et autres

cn (code pays fourni par la source)

Recent Advances, Challenges, and Perspectives of Perovskite -Based Scintillators

Huihui Li, Heng Yang, Lei Chen, Jing‐Tai Zhao et autres

Scintillators are currently widely used in high energy physics, nuclear physics, nuclear medical imaging, industrial exploration, security inspection and so on. The development of new applications puts forward the new requirements for scintillators, and it is becoming extremely urgent to discover the …

cn (code pays fourni par la source)

Finger-Worn Dense Pressure-Sensor Array for Arterial Pulse Acquisition

Jianzhong Chen, Yi Sun, Ke Sun, Rong Zheng et autres

This paper reports a finger-worn dense pressure-sensor array, with which arterial pulse signal can be acquired simultaneously during pulse-taking, and rapid pulse positioning and dynamic pulse width measurement of the radial artery has been achieved for the first time. Because the width …

cn (code pays fourni par la source)

Low‐Threshold Amplified Spontaneous Emission in Blue Quantum Dots Enabled by Effectively Suppressing Auger Recombination

Sheng Wang, Jiahao Yu, Haiqiao Ye, Mingbo Chi et autres

Abstract The amplified spontaneous emissions in blue quantum dots (QDs) are still constrained by their high thresholds due to the challenge in engineering alloyed core–shell interface in the QDs with a wide bandgap to suppress Auger recombination. Compared with their red and …

cn (code pays fourni par la source)