Zobrazeno 1 - 10
of 145
pro vyhledávání: '"Qiyu Peng"'
Autor:
Zhen Liu, Dai Shi, Yue Cai, Anqi Li, Guoyu Lan, Pan Sun, Lin Liu, Yalin Zhu, Jie Yang, Yajing Zhou, Lizhi Guo, Laihong Zhang, Shuqing Deng, Shuda Chen, Xianfeng Yu, Xuhui Chen, Ruiyue Zhao, Qingyong Wang, Pengcheng Ran, Linsen Xu, Liemin Zhou, Kun Sun, Xinlu Wang, Qiyu Peng, Ying Han, Tengfei Guo
Publikováno v:
Alzheimer’s Research & Therapy, Vol 16, Iss 1, Pp 1-16 (2024)
Abstract Introduction The Guangdong-Hong Kong-Macao Greater-Bay-Area of South China has an 86 million population and faces a significant challenge of Alzheimer’s disease (AD). However, the characteristics and prevalence of AD in this area are still
Externí odkaz:
https://doaj.org/article/a05192156e4d4e90afde491475d10707
Publikováno v:
Crystals, Vol 12, Iss 9, p 1302 (2022)
Positron emission tomography (PET) is widely used in the diagnosis of tumors, cardiovascular system diseases, and neurological diseases. Scintillation crystals are an important part of PET scanners; they can convert γ photons into fluorescent photon
Externí odkaz:
https://doaj.org/article/6971d8240c684e429123ffc68dda8dba
Development and Evaluation of a Dual-Layer-Offset PET Detector Constructed with Different Reflectors
Autor:
Xi Zhang, Xin Yu, Zhiliang Zhu, Hongsen Yu, Heng Zhang, Yibin Zhang, Zheng Gu, Jianfeng Xu, Qiyu Peng, Siwei Xie
Publikováno v:
Crystals, Vol 12, Iss 1, p 93 (2022)
Dual-layer-offset or multi-layer-offset design of a PET detector can improve spatial resolution while maintaining high sensitivity. In this study, three dual-layer-offset LYSO detectors with three different reflectors (ESR, Toray, and BaSO4) were dev
Externí odkaz:
https://doaj.org/article/5b4a3b57be1b471ab22cfc38df1184bf
Autor:
Siwei Xie, Zhiliang Zhu, Xi Zhang, Qiangqiang Xie, Hongsen Yu, Yibin Zhang, Jianfeng Xu, Qiyu Peng
Publikováno v:
Sensors, Vol 21, Iss 14, p 4681 (2021)
As a commonly used solution, the multi-ended readout can measure the depth-of-interaction (DOI) for positron emission tomography (PET) detectors. In the present study, the effects of the multi-ended readout design were investigated using the leading-
Externí odkaz:
https://doaj.org/article/4528ff7b3dac4952bfaaa1525a58207e
A Novel Portable Gamma Radiation Sensor Based on a Monolithic Lutetium-Yttrium Oxyorthosilicate Ring
Publikováno v:
Sensors, Vol 21, Iss 10, p 3376 (2021)
Portable radiation detectors are widely used in environmental radiation detection and medical imaging due to their portability feature, high detection efficiency, and large field of view. Lutetium-yttrium oxyorthosilicate (LYSO) is a widely used scin
Externí odkaz:
https://doaj.org/article/5f5f95fa94464c43873ecd305d1aaf59
Publikováno v:
Crystals, Vol 10, Iss 10, p 869 (2020)
The performance of radiation detectors used in positron-emission tomography (PET) is determined by the intrinsic properties of the scintillators, the geometry and surface treatment of the scintillator crystals and the electrical and optical character
Externí odkaz:
https://doaj.org/article/3560801903054119b7782d759e25b281
Autor:
Zhipeng Song, Zhixiang Zhao, Hongsen Yu, Jingwu Yang, Xi Zhang, Tengjie Sui, Jianfeng Xu, Siwei Xie, Qiu Huang, Qiyu Peng
Publikováno v:
Sensors, Vol 20, Iss 8, p 2172 (2020)
This paper presented a non-uniform multiphase (NUMP) time-to-digital converter (TDC) implemented in a field-programmable gate array (FPGA) with real-time automatic temperature compensation. NUMP-TDC is a novel, low-cost, high-performance TDC that has
Externí odkaz:
https://doaj.org/article/a6e6cd337d76409c869735a62bba8d34
Publikováno v:
IEEE Transactions on Radiation and Plasma Medical Sciences. 5:306-314
Depth of interaction (DOI) decoding capability shows great application potential for positron emission tomography (PET), especially for high-resolution small-animal PET or long axial field of view PET systems. On the basis of GATE optical simulation
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0e59f0dc2233dc82a7458607da3064a0
https://doi.org/10.1109/trpms.2020.3023073
https://doi.org/10.1109/trpms.2020.3023073
Autor:
Chenyang, Jiang, Qingyong, Wang, Siwei, Xie, Zhicheng, Chen, Liping, Fu, Qiyu, Peng, Ying, Liang, Hongbo, Guo, Tengfei, Guo
Publikováno v:
Brain Communications. 4
Extracellular β-amyloid plaques and intracellular neurofibrillary tau tangles are the primary hallmarks of Alzheimer's disease. β-Amyloid pathology can be directly quantified by positron emission tomography imaging or indirectly by measuring the de
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cecbc3167a12e49d8e9d71c62aa5a309
https://doi.org/10.1093/braincomms/fcac084
https://doi.org/10.1093/braincomms/fcac084
Publikováno v:
IEEE Transactions on Radiation and Plasma Medical Sciences. 4:555-562
We investigate the effects of the signal walk-in timing measurements and the methods to compensate for the error when leading-edge discriminator (LED) triggering was used. Three pairs of crystals (LaBr3 cubes, lutetium-yttrium oxyorthosilicate (LYSO)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1ff5a8975ab9cb000f679c108216265d
https://doi.org/10.1109/trpms.2020.2981388
https://doi.org/10.1109/trpms.2020.2981388