Traceable characterization of nanomaterials by x-ray spectrometry using calibrated instrumentation

B Beckhoff - Nanomaterials, 2022 - mdpi.com
Traceable characterization methods allow for the accurate correlation of the functionality or
toxicity of nanomaterials with their underlaying chemical, structural or physical material …

A novel and holistic approach for experimental x-ray fundamental parameter determination—the Ru L-shell

P Hönicke - New Journal of Physics, 2023 - iopscience.iop.org
The present work aims to improve both the experimental and the data evaluation procedures
necessary for a determination of L-subshell atomic fundamental parameters (FPs). The main …

Speciation of iron sulfide compounds by means of X-ray emission spectroscopy using a compact full-cylinder von Hamos spectrometer

M Wansleben, J Vinson, A Wählisch… - Journal of analytical …, 2020 - pubs.rsc.org
We present experimental and theoretical X-ray emission spectroscopy (XES) data of the Fe
Kβ line for iron (II) sulfide (FeS) and iron (II) disulfide (FeS2). In comparison to X-ray …

Experimental determination of the gadolinium L subshells fluorescence yields and Coster‐Kronig transition probabilities

Y Kayser, P Hönicke, M Wansleben… - X‐Ray …, 2023 - Wiley Online Library
Abstract The L subshell Coster‐Kronig (CK) transition factors of Gd have been
experimentally determined by means of two different experimental approaches and …

A double crystal von Hamos spectrometer for traceable x-ray emission spectroscopy

I Holfelder, M Wansleben, Y Kayser… - Review of Scientific …, 2021 - pubs.aip.org
A novel double full-cylinder crystal x-ray spectrometer for x-ray emission spectroscopy (XES)
has been realized based on a modified von Hamos geometry. The spectrometer is …

The potential of microcalorimeter X-ray spectrometers for measurement of relative fluorescence-line intensities

JW Fowler, L Miaja-Avila, GC O'Neil, JN Ullom… - Radiation Physics and …, 2023 - Elsevier
We have previously used an array of cryogenic microcalorimeters with 4 eV energy
resolution to measure emission-line profiles and energies of the characteristic L-shell X rays …

热解石墨晶体在X 射线荧光仪器的应用进展

汪淼, 程大伟, 贾云海, 李建强 - Spectroscopy and Spectral …, 2024 - opticsjournal.net
摘要石墨晶体具有优良的化学惰性, 高熔点, 强弹性和独特的电子性能, 广泛应用于诸多领域,
由于热解石墨具有出色的高反射率, 在XRF 技术中的运用越来越广泛. 热解石墨是一种层状结构 …

Enhancing Performances of the VOXES Bragg Spectrometer for XES Investigations

S Manti, F Napolitano, A Clozza, C Curceanu… - Condensed …, 2024 - mdpi.com
Utilizing a dispersive crystal for X-ray Emission Spectroscopy (XES) significantly enhances
the energy resolution when compared with spectroscopy performed with just silicon drift …

Detecting Iron Oxidation States in Liquids with the VOXES Bragg Spectrometer

S Manti, M Miliucci, A Scordo, R Bedogni… - arXiv preprint arXiv …, 2023 - arxiv.org
Determining the oxidation states of metals assumes great importance in various applications
because a variation in the oxidation number can drastically influence the material properties …

Planar crystal array spectrometer for simultaneous spectrum and integrated time spectrum measurement of pulse characteristic x-ray

G Ma, D Hei, J Chen, B Tang, J Xia… - … on Laser, Optics …, 2023 - spiedigitallibrary.org
A new focusing crystal spectrometer based on a planar crystal array was developed for
simultaneous diagnostics of the X-ray diffraction spectrum and integrated time spectrum. In …