Results 11 to 20 of about 1,208,754 (253)

Advanced Imaging of Shunt Valves in Cranial CT Scans with Photon-Counting Scanner

Tomography
This brief report aimed to show the utility of photon-counting technology alongside standard cranial imaging protocols for visualizing shunt valves in a patient’s cranial computed tomography scan.
Anna Klempka, Eduardo Ackermann, Stefanie Brehmer, Sven Clausen, Christoph Groden   +4 more
doaj   +2 more sources

Photon-counting CT for forensic death investigations—a glance into the future of virtual autopsy [PDF]

Frontiers in Radiology
This article explores the potential of photon-counting computed tomography (CT) in forensic medicine for a range of forensic applications. Photon-counting CT surpasses conventional CT in several key areas.
Dominic Gascho
doaj   +2 more sources

Photon-counting cine-cardiac CT in the mouse.

PLoS ONE, 2019
The maturation of photon-counting detector (PCD) technology promises to enhance routine CT imaging applications with high-fidelity spectral information.
Darin P Clark, Matthew Holbrook, Chang-Lung Lee, Cristian T Badea   +3 more
doaj   +2 more sources

Photon-Counting CT Scan Phantom Study: Stability of Radiomics Features

Diagnostics
Background/Objectives: To evaluate and optimize the reconstruction parameters of images acquired with a photon-counting CT scanner to achieve a stable radiomics signal.
Lama Dawi, Kodjodenis Amouzouga, Serge Muller, Cyril Nallet, Arnaud Dupont, Benoit Vielliard, Cedric Croisille, Aurelie Moussier, Gabriel Garcia, François Bidault, Remy Barbe, Salma Moalla, Thibaut Pierre, Corinne Balleyguier, Jules Dupont, Nathalie Lassau   +15 more
doaj   +2 more sources

The Future Arrived: Photon-Counting Detector CT. [PDF]

, 2023
In the past decades, we have witnessed tremendous technical innovations in computed tomography (CT) imaging. These included improvements in temporal and spatial resolution, lowering of the radiation dose, the introduction of dual-energy and multi-energy ...
Runge, Val, Alkadhi, Hatem, Alkadhi, Hatem; https://orcid.org/, Hatem Alkadhi, Val Runge   +4 more
core   +2 more sources

Cardiac imaging with photon counting CT [PDF]

, 2023
CT of the heart, in particular ECG-controlled coronary CT angiography (cCTA), has become clinical routine due to rapid technical progress with ever new generations of CT equipment.
Flohr, Thomas; https://orcid.org/, Alkadhi, Hatem; https://orcid.org/, Schmidt, Bernhard, Ulzheimer, Stefan   +3 more
core   +1 more source

Photon-counting-CT: eine neue Ära in der radiologischen Bildgebung [PDF]

, 2023
Die inhärenten spektralen Eigenschaften der Photon-counting-CT ermöglichen es, Pathologien nicht nur anhand ihres Schwächungsverhaltens zu charakterisieren, sondern zunehmend auch zu differenzieren und zu quantifizieren.
Victor Mergen, Alkadhi, Hatem; https://orcid.org/, Hatem Alkadhi, Mergen, Victor; https://orcid.org/   +3 more
core   +1 more source

Photon-Counting CT Material Decomposition in Bone Imaging

Journal of Imaging, 2023
The accurate screening of osteoporosis is important for identifying persons at risk. The diagnosis of bone conditions using dual X-ray absorptiometry is limited to extracting areal bone mineral density (BMD) and fails to provide any structural ...
Abhisek Bhattarai, Ray Tanaka, Andy Wai Kan Yeung, Varut Vardhanabhuti   +3 more
doaj   +1 more source

Subcentimeter depth resolution using a single-photon counting time-of-flight laser ranging system at 1550 nm wavelength [PDF]

, 2007
We demonstrate subcentimeter depth profiling at a stand off distance of 330m using a time-of-flight approach based on time-correlated single-photon counting.
Nam, Sae Woo, Hernandez-Marin, Sergio, Wallace, A.M., Warburton, R.E., McCarthy, Aongus, Nam, S.W., Buller, G.S., Wallace, Andrew M., Warburton, Ryan E., Hadfield, Robert H., Hernandez-Marin, S., Hadfield, R., McCarthy, A., Buller, Gerald S.   +13 more
core   +1 more source

Single photon source characterization with a superconducting single photon detector [PDF]

, 2005
Superconducting single photon detectors (SSPD) based on nanopatterned niobium nitride wires offer single photon counting at fast rates, low jitter, and low dark counts, from visible wavelengths well into the infrared.
Mirin, R.P., Nam, S.W., Gruber, S.S., Miller, A.J., Stevens, M.J., Hadfield, R., Schwall, R.E.   +6 more
core   +1 more source