Zwi Barnea

Measurement of the X-ray mass attenuation coefficients of silver in the 5-20 keV range

M Tauhidul Islam, Lachlan J Tantau, Nicholas A Rae, Zwi Barnea, Chanh Q Tran, Christopher T Chantler

Journal article  |  2014  |  JOURNAL OF SYNCHROTRON RADIATION

The X-ray mass attenuation coefficients of silver were measured in the energy range 5-20 keV with an accuracy of 0.01-0.2% on a re..

Success and failure of dead-time models as applied to hybrid pixel detectors in high-flux applications

BA Sobott, Ch Broennimann, B Schmitt, P Trueb, M Schneebeli, V Lee, DJ Peake, S Elbracht-Leong, A Schubert, N Kirby, MJ Boland, CT Chantler, Z Barnea, RP Rassool

Journal article  |  2013  |  JOURNAL OF SYNCHROTRON RADIATION

The performance of a single-photon-counting hybrid pixel detector has been investigated at the Australian Synchrotron. Results are..

A step toward standardization: development of accurate measurements of X-ray absorption and fluorescence

Christopher T Chantler, Zwi Barnea, Chanh Q Tran, Nicholas A Rae, Martin D de Jonge

Journal article  |  2012  |  JOURNAL OF SYNCHROTRON RADIATION

This paper explains how to take the counting precision available for XAFS (X-ray absorption fine structure) and attenuation measur..

New consistency tests for high-accuracy measurements of X-ray mass attenuation coefficients by the X-ray extended-range technique

CT Chantler, MT Islam, NA Rae, CQ Tran, JL Glover, Z Barnea

Journal article  |  2012  |  ACTA CRYSTALLOGRAPHICA A-FOUNDATION AND ADVANCES

An extension of the X-ray extended-range technique is described for measuring X-ray mass attenuation coefficients by introducing a..

Measuring the linearity of X-ray detectors: consequences for absolute attenuation, scattering and absolute Bragg intensities

Zwi Barnea, Christopher T Chantler, Jack L Glover, Mark W Grigg, M Tauhidul Islam, Martin D de Jonge, Nicholas A Rae, Chanh Q Tran

Journal article  |  2011  |  JOURNAL OF APPLIED CRYSTALLOGRAPHY

The linearity of response of X-ray detectors is tested. Examples of linearity tests demonstrate the remarkable range of linear res..

Micrometry combined with profile mapping for the absolute measurement of Integrated Column Density (ICD) and for accurate X-ray mass attenuation coefficients using XERT

M Tauhidul Islam, Nicholas A Rae, Jack L Glover, Zwi Barnea, Christopher T Chantler

Journal article  |  2010  |  NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT

Absolute values of the column densities [pt]c of four gold foils were measured using micrometry combined with the 2D X-ray attenua..

Measurement of the x-ray mass-attenuation coefficients of gold, derived quantities between 14 keV and 21 keV and determination of the bond lengths of gold

JL Glover, CT Chantler, Z Barnea, NA Rae, CQ Tran

Journal article  |  2010  |  JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS

The x-ray mass-attenuation coefficients of gold are measured at 91 energies between 14 keV and 21 keV using synchrotron radiation...

X-ray absorption fine structure for single crystals

Christopher T Chantler, Chanh Q Tran, Zwi Barnea

Journal article  |  2010  |  JOURNAL OF APPLIED CRYSTALLOGRAPHY

X-ray absorption fine structure measurements are a prime tool at synchrotrons around the world, accounting for over 30% of all syn..

Measurement of the x-ray mass attenuation coefficients of gold in the 38-50-keV energy range

MT Islam, NA Rae, JL Glover, Z Barnea, MD de Jonge, CQ Tran, J Wang, CT Chantler

Journal article  |  2010  |  PHYSICAL REVIEW A

We used synchrotron x rays to measure the x-ray mass attenuation coefficients of gold at nine energies from 38 to 50keV with accur..

X-ray mass attenuation coefficients and imaginary components of the atomic form factor of zinc over the energy range of 7.2-15.2 keV

Nicholas A Rae, Christopher T Chantler, Zwi Barnea, Martin D de Jonge, Chanh Q Tran, James R Hester

Journal article  |  2010  |  PHYSICAL REVIEW A

The x-ray mass attenuation coefficients of zinc are measured in a high-accuracy experiment between 7.2 and 15.2 keV with an absolu..