CT scanner x‐ray spectrum estimation from transmission measurements

X Duan, J Wang, L Yu, S Leng… - Medical …, 2011 - Wiley Online Library
Purpose: In diagnostic CT imaging, multiple important applications depend on the
knowledge of the x‐ray spectrum, including Monte Carlo dose calculations and dual‐energy …

In-line phase-contrast imaging with a laser-based hard x-ray source

R Toth, JC Kieffer, S Fourmaux, T Ozaki… - Review of scientific …, 2005 - pubs.aip.org
We demonstrate the feasibility of phase-contrast imaging with an ultrafast laser-based hard x-
ray source. Hard x rays are generated during the interaction of a high-intensity femtosecond …

Evaluation of ultrafast laser-based hard x-ray sources for phase-contrast imaging

R Toth, S Fourmaux, T Ozaki, M Servol, JC Kieffer… - Physics of …, 2007 - pubs.aip.org
The 2D projection phase-contrast imaging performance of the ultrafast laser-based x-ray
(ULX) source has been investigated. The potential of such a novel x-ray source has been …

Enhanced x-ray resolving power achieved behind the focal circles of Cauchois spectrometers

JF Seely, LT Hudson, GE Holland, A Henins - Applied optics, 2008 - opg.optica.org
Maintaining high resolving power is a primary challenge in hard x-ray spectroscopy of newly
developed bright and transient x-ray sources such as laser-produced plasmas. To address …

An approach to distributed state space exploration for coloured petri nets

LM Kristensen, L Petrucci - … Conference on Application and Theory of Petri …, 2004 - Springer
We present an approach and associated computer tool support for conducting distributed
state space exploration for Coloured Petri Nets (CPNs). The distributed state space …

K-shell spectra from Ag, Sn, Sm, Ta, and Au generated by intense femtosecond laser pulses

JF Seely, GE Holland, LT Hudson, CI Szabo… - High Energy Density …, 2007 - Elsevier
K-shell X-ray spectra were recorded by the Dual Crystal Spectrometer (DCS) from Ag, Sn,
Sm, Ta, and Au planar foil targets irradiated by single intense femtosecond pulses from the …

CdZnTe detector in mammographic x-ray spectroscopy

S Miyajima, K Imagawa - Physics in Medicine & Biology, 2002 - iopscience.iop.org
A CdZnTe (CZT) detector was utilized in mammographic x-ray spectroscopy under clinical
conditions. First, the detector response was investigated using γ-rays from 241 Am. The …

Experimental determination of practical peak voltage.

Y Baorong, HM Kramer, HJ Selbach… - The British journal of …, 2000 - academic.oup.com
In diagnostic radiology the practical peak voltage was initially derived by postulating that, for
a given combination of X-ray tube and contrast geometry, a constant X-ray tube voltage …

X-ray modulation transfer functions of photostimulable phosphor image plates and scanners

JF Seely, GE Holland, LT Hudson, A Henins - Applied optics, 2008 - opg.optica.org
The modulation transfer functions of two types of photostimulable phosphor image plates
were determined in the 10 keV to 50 keV x-ray energy range using a resolution test pattern …

Laser-produced X-ray sources

LT Hudson, JF Seely - Radiation Physics and Chemistry, 2010 - Elsevier
A formidable array of advanced laser systems are emerging that produce extreme states of
light and matter. By irradiating solid and gaseous targets with lasers of increasing energy …