English
Related papers

Related papers: Characterization of micro-SPECT system based on Ti…

200 papers

We previously demonstrated near-field speckle scanning based x-ray imaging to be an easy-to-implement phase sensing method capable of providing both high sensitivity and high resolution. Yet, this performance combination could only be…

Medical Physics · Physics 2017-06-21 Sebastien Berujon , Eric Ziegler

We present a novel and straightforward approach for the spatio-spectral characterization of ultrashort pulses. This minimally intrusive method relies on placing a mask with specially arranged pinholes in the beam path before the focusing…

Position Emission Tomography (PET) is an advanced clinical diagnostic imaging technique for nuclear medicine. Small animal PET is increasingly uesd for studying the animal model of disease, new drugs and new therapies. A prototype of…

Instrumentation and Detectors · Physics 2019-09-26 Peipei Deng , Lei Zhao , Jiaming Lu , Bowen Li , Ruoshi Dong , Shubin Liu , Qi An

MicroLux is a GPS-based high precision and high speed timing add-on to the Calar Alto Lucky Imaging camera AstraLux. It allows timestamping of individual CCD exposures at frame rates of more than 1 kHz with an accuracy better than one…

Astrophysics · Physics 2009-11-13 Felix Hormuth

Monolithic Active Pixel Sensors (MAPS) are a promising detector candidate for the inner tracker of the Super Tau-Charm Facility (STCF). To evaluate the performance of MAPS and the MAPS-based inner tracker, a dedicated simulation workflow…

Instrumentation and Detectors · Physics 2025-12-12 Ruiyang Zhang , Dongwei Xuan , Jiajun Qin , Lei Zhao , Le Xiao , Xiangming Sun , Lailin Xu , Jianbei Liu

The SPECtrophotometer for TRansmission spectroscopy of exoplanets (SPECTR) is a new low-resolution optical (3800 {\AA} - 6850 {\AA}) spectrophotometer installed at the Bohyunsan Optical Astronomy Observatory (BOAO) 1.8 m telescope. SPECTR…

We report on the design, construction and operation of a low background x-ray detection line composed of a shielded Micromegas (micromesh gaseous structure) detector of the microbulk technique. The detector is made from radiopure materials…

Capillary refill time (CRT) is a method for evaluating peripheral perfusion by visual assessment. CRT is especially useful for quick evaluations in the absence of sophisticated equipment. However, there are repeatability and reproducibility…

Biological Physics · Physics 2022-10-12 Raquel Pantojo de Souza Bachour , Eduardo Lopes Dias , George Cunha Cardoso

The quantitative measurement of energy deposits in particle detectors, particularly in calorimeters, is usually accomplished with the help of Analog-to-Digital converters (ADCs) due to their precision, wide measurement range, and good…

Instrumentation and Detectors · Physics 2025-08-04 J. Peña-Rodríguez , J. Förtsch , C. Pauly , K. -H. Kampert

Microbeam Radiation Therapy (MRT) is an emerging cancer treatment that is currently being developed at the European Synchrotron Radiation Facility (ESRF) in Grenoble, France. This technique uses a highly collimated and fractionated X-ray…

One-time readout temporal ghost imaging is attempted by utilizing optoelectronic devices that are not originally intended for signal photon detection purposes and as such slow by design. A visible light-emitting diode having a response time…

Optics · Physics 2023-06-22 Ryota Keyaki , Susumu Fukatsu

An interpolating two-dimensional X-ray imaging detector based on a single photon counter with gas amplification by GEM (gas electron multiplier) structures is presented. The detector system can be used for time-resolved structure research…

Low radioactive material screening is becoming essential for rare event search experiments, such as neutrinoless double beta decay and dark matter searches in underground laboratories. A gaseous time projection chamber (TPC) can be used for…

Instrumentation and Detectors · Physics 2022-08-08 Haiyan Du , Chengbo Du , Ke Han , Shengming He , Liqiang Liu , Yue Meng , Shaobo Wang , Tao Zhang , Wenming Zhang , Li Zhao , Jifang Zhou

The Lightfield Single Photon Emission Computed Tomography (L-SPECT) system is developed to overcome some of the drawbacks in conventional SPECT by applying the idea of plenoptic imaging. This system displayed improved performance in terms…

Image and Video Processing · Electrical Eng. & Systems 2020-08-19 Manu Francis , Murat Tahtali , Mark R Pickering

The hybrid pixel detector Timepix3 allows the measurement of the time and energy deposition of an event simultaneously in each 55 $\mu$m pixel, which makes Timepix3 a promising approach for a compact Compton camera. However, the angular…

Instrumentation and Detectors · Physics 2021-12-21 Jiaxing Wen , Xutao Zheng , Huaizhong Gao , Ming Zeng , Yuge Zhang , Minghai Yu , Yuchi Wu , Jirong Cang , Ge Ma , Zongqing Zhao

The PiXeL detector (PXL) for the Heavy Flavor Tracker (HFT) of the STAR experiment at RHIC is the first application of the state-of-the-art thin Monolithic Active Pixel Sensors (MAPS) technology in a collider environment. Custom built pixel…

SuperSpec is a pathfinder for future lithographic spectrometer cameras, which promise to energize extra-galactic astrophysics at (sub)millimeter wavelengths: delivering 200--500 km/s spectral velocity resolution over an octave bandwidth for…

The next generation of Extremely Large Telescopes (ELTs), with their wide apertures and advanced Multi-Conjugate Adaptive Optics (MCAO) systems, will provide unprecedented sharp and deep observations, even surpassing the capabilities of…

Accurate characterization of the inner surface of X-ray monocapillary optics (XMCO) is of great significance in X-ray optics research. Compared with other characterization methods, the micro computed tomography (micro-CT) method has its…

Instrumentation and Detectors · Physics 2021-10-27 Zhao Wang , Kai Pan , Shuang Zhang , Zhuxuan Duo , Zhiguo Liu , Tianxi Sun

In the scope of solar axion searches, detectors which are able to measure low energetic X-rays with high efficiency are required. For this purpose a detector based on the GridPix technology was built for the CAST experiment at CERN. The…

Instrumentation and Detectors · Physics 2025-12-08 Klaus Desch , Jochen Kaminski , Christoph Krieger , Tobias Schiffer , Sebastian Schmidt