Results 1 to 10 of about 2,094,637 (160)
Journal of Imaging, 2022 Photon-counting computed tomography (CT) is a technology that has attracted increasing interest in recent years since, thanks to new-generation detectors, it holds the promise to radically change the clinical use of CT imaging.
Lorenzo Ugga +2 more
exaly +4 more sources
Photon-Counting Computed Tomography (PCCT): Technical Background and Cardio-Vascular Applications
Diagnostics, 2023 Photon-counting computed tomography (PCCT) is a new advanced imaging technique that is going to transform the standard clinical use of computed tomography (CT) imaging. Photon-counting detectors resolve the number of photons and the incident X-ray energy
Vincenzo Positano +2 more
exaly +4 more sources
Time-correlated electron and photon counting microscopy [PDF]
Communications Physics, 2023 Electron microscopy based on high-energy electrons allows nanoscopic analytical imaging taking advantage of secondarily generated particles. Especially for cathodoluminescence, the correlation between primary incident electrons and emitted photons ...
Sotatsu Yanagimoto +5 more
doaj +2 more sources
Photon-counting CT systems: A technical review of current clinical possibilities
Diagnostic and Interventional ImagingIn recent years, computed tomography (CT) has undergone a number of developments to improve radiological care. The most recent major innovation has been the development of photon-counting detectors.
Anais Viry +2 more
exaly +2 more sources
Photon-counting CT: technical features and clinical impact on abdominal imaging
Abdominal RadiologyPhoton-counting CT has a completely different detector mechanism than conventional energy-integrating CT. In the photon-counting detector, X-rays are directly converted into electrons and received as electrical signals.
Noriyuki Tomiyama +2 more
exaly +2 more sources
Physica Medica, 2020 Photon-counting detectors are a promising new technology for computed tomography (CT) systems. They provide energy-resolved CT data at very high spatial resolution without electronic noise and with improved tissue contrasts.
Stefan Ulzheimer +2 more
exaly +2 more sources
A maximum bathymetric depth model to simulate satellite photon-counting lidar performance
ISPRS Journal of Photogrammetry and Remote Sensing, 2021 With the development of photon-counting sensors, spaceborne photon-counting lidars have shown many advantages in mapping underwater topography. Although a space based lidar is normally a profiling system, the depth penetration and the vertical accuracy ...
Bisheng Yang, Nan Xu, Xiao Hua Wang
exaly +2 more sources
First clinical photon-counting-detector CT system: Technical evaluation
Radiology, 2021 Background: The first clinical CT system to use photon-counting-detector (PCD) technology has become available for patient care. Purpose: To assess the technical performance of the PCD-CT system using phantoms and representative participant exams ...
K. Rajendran +13 more
semanticscholar +1 more source
Single-electron spin resonance detection by microwave photon counting [PDF]
Nature, 2023 Spectroscopic measurements of individual rare-earth ion electron spins are performed by detecting their microwave fluorescence, with the method coming close to practical single-electron spin resonance at millikelvin temperatures.
Z. Wang +12 more
semanticscholar +1 more source
Spectral CT imaging: Technical principles of dual-energy CT and multi-energy photon-counting CT.
Diagnostic and Interventional Imaging, 2022 Spectral computed tomography (CT) imaging encompasses a unique generation of CT systems based on a simple principle that makes use of the energy-dependent information present in CT images.
J. Greffier +4 more
semanticscholar +1 more source