PET/MRI insert using digital SiPMs: Investigation of MR-compatibility [0.03%]
基于数字SiPM的PET/MRI插件的MR相容性研究
Jakob Wehner,Bjoern Weissler,Peter Dueppenbecker et al.
Jakob Wehner et al.
In this work, we present an initial MR-compatibility study performed with the world's first preclinical PET/MR insert based on fully digital silicon photo multipliers (dSiPM). The PET insert allows simultaneous data acquisition of both imag...
Ultracold neutron detectors based on 10B converters used in the qBounce experiments [0.03%]
基于10B转换器的用于qBounce实验的超冷中子探测器
Tobias Jenke,Gunther Cronenberg,Hanno Filter et al.
Tobias Jenke et al.
Gravity experiments with very slow, so-called ultracold neutrons connect quantum mechanics with tests of Newton's inverse square law at short distances. These experiments face a low count rate and hence need highly optimized detector concep...
Progress towards a 256 channel multi-anode microchannel plate photomultiplier system with picosecond timing [0.03%]
一种具有皮秒定时功能的256通道多阳极微通道板型光电倍增管系统的进展
J S Lapington,T J R Ashton,D Ross et al.
J S Lapington et al.
Despite the rapid advances in solid state technologies such as the silicon photomultiplier (SiPM), microchannel plate (MCP) photomultipliers still offer a proven and practical technological solution for high channel count pixellated photon-...
Reliability of using a fixed matrix in coregistration of combined PET-MRI in a split magnet design [0.03%]
在分体磁体内结合PET-MRI注册中使用固定矩阵的可靠性研究
Sj Sawiak,Rc Hawkes,Re Ansorge et al.
Sj Sawiak et al.
We consider the effects of using a fixed linear transformation to match positron emission tomography (PET) and magnetic resonance imaging (MRI) data acquired simultaneously using a split-magnet system. Estimates of the frequency offset in M...
Calculations and measurements of the scintillator-to-water stopping power ratio of liquid scintillators for use in proton radiotherapy [0.03%]
用于质子放射治疗的液体闪烁体的理论与实验计算剂量阻止本领比研究
W Scott Ingram,Daniel Robertson,Sam Beddar
W Scott Ingram
Liquid scintillators are a promising detector for high-resolution three-dimensional proton therapy dosimetry. Because the scintillator comprises both the active volume of the detector and the phantom material, an ideal scintillator will exh...
Advances in CMOS Solid-state Photomultipliers for Scintillation Detector Applications [0.03%]
CMOS固态光电倍增器在闪烁探测器应用中的进展
James F Christian,Christopher J Stapels,Erik B Johnson et al.
James F Christian et al.
Solid-state photomultipliers (SSPMs) are a compact, lightweight, potentially low-cost alternative to a photomultiplier tube for a variety of scintillation detector applications, including digital-dosimeter and medical-imaging applications. ...
A New Time Calibration Method for Switched-capacitor-array-based Waveform Samplers [0.03%]
一种新型时间校准方法在开关电容阵列波形采样器中的应用研究
H Kim,C-T Chen,N Eclov et al.
H Kim et al.
We have developed a new time calibration method for the DRS4 waveform sampler that enables us to precisely measure the non-uniform sampling interval inherent in the switched-capacitor cells of the DRS4. The method uses the proportionality b...
Laser OptoAcoustic Tomography: Towards New Technology for Biomedical Diagnostics [0.03%]
激光光声层析成像技术在生物医学检测中的应用展望
Richard Su,Sergey Ermilov,Anton Liopo et al.
Richard Su et al.
This paper provides a short review of physical principles, technology, biomedical applications and perspectives of the optoacoustic imaging. Ideas that made this rapidly developing field possible include the following: (1) laser pulses may ...
Hybrid pixel-waveform CdTe/CZT detector for use in an ultrahigh resolution MRI compatible SPECT system [0.03%]
一种用于超高分辨率MRI兼容SPECT系统的混合像素波形CdTe/CZT探测器
Liang Cai,Ling-Jian Meng
Liang Cai
In this paper, we will present a new small pixel CdTe/CZT detector for sub-500 μm resolution SPECT imaging application inside MR scanner based on a recently developed hybrid pixel-waveform (HPWF) readout circuitry. The HPWF readout system ...
High spectral and spatial resolution X-ray transmission radiography and tomography using a Color X-ray Camera [0.03%]
利用颜色X射线相机进行高光谱和空间分辨率的X射线透射成像和层析成像
Matthieu N Boone,Jan Garrevoet,Pieter Tack et al.
Matthieu N Boone et al.
High resolution X-ray radiography and computed tomography are excellent techniques for non-destructive characterization of an object under investigation at a spatial resolution in the micrometer range. However, as the image contrast depends...