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 …

Average K-, L-, and M-shell fluorescence yields: A new semi-empirical formulae

K Meddouh, S Daoudi, A Kahoul, JM Sampaio… - Radiation Physics and …, 2023 - Elsevier
Theoretical, experimental, and analytical methods for the calculation of K-, L-, and M-shell
fluorescence yields (ω K, ω L, and ω M) of different elements are very important because of …

Quantitative manganese dissolution investigation in lithium-ion batteries by means of X-ray spectrometry techniques

C Zech, M Evertz, M Börner, Y Kayser… - Journal of Analytical …, 2021 - pubs.rsc.org
Each battery suffers from degradation effects which lead to capacity fading and life cycle
reduction. With electrochemical methods, the battery capacity decrease can easily be …

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 …

Quantifying nitrogen in GeSbTe: N alloys

C Jeynes, E Nolot, C Costa, C Sabbione… - Journal of Analytical …, 2020 - pubs.rsc.org
We have calibrated on-site WD-XRF (wavelength-dispersive X-ray fluorescence)
measurements of GeSbTe: N (GST-N) stoichiometry with off-site accurate ion beam analysis …

Experimental determination of tantalum L-shell fluorescence yields and Coster–Kronig transition probabilities

N Wauschkuhn, K Frenzel, B Beckhoff… - Journal of Analytical …, 2023 - pubs.rsc.org
Using radiometrically calibrated instrumentation of the Physikalisch-Technische
Bundesanstalt, the L-shell fluorescence yields and Coster–Kronig factors of tantalum …

A round robin test for total reflection X-ray fluorescence analysis using preselected and well characterized samples

R Unterumsberger, B Beckhoff, A Gross… - Journal of Analytical …, 2021 - pubs.rsc.org
In this work, we present the results of the first round robin test of different kinds of micro-and
nanoscaled samples for total reflection X-ray fluorescence (TXRF) analysis. Therefore …

On the accuracy of Total-IBA

C Jeynes, VV Palitsin, M Kokkoris, A Hamilton… - Nuclear Instruments and …, 2020 - Elsevier
Abstract “Total-IBA” implies the synergistic use of multiple IBA techniques. It has been
claimed that Total–IBA inherits the accuracy of the most accurate IBA technique used. A …

基于改进RBF 神经网络模型的土壤背景估计算法

江晟, 叶新, 刘妍秀, 李开太, 赵鹏, 李野 - 吉林大学学报(理学版), 2023 - xuebao.jlu.edu.cn
针对土壤背景估计算法参数确定后适应性较差的问题, 提出一种基于径向基函数(RBF)
神经网络模型的土壤背景估计算法, 以有效提升针对土壤的能量色散型X 射线荧光检测的背景 …

Experimental and theoretical approaches for determining the K-shell fluorescence yield of carbon

P Hönicke, R Unterumsberger, N Wauschkuhn… - Radiation Physics and …, 2023 - Elsevier
The knowledge of atomic fundamental parameters, such as the fluorescence yields with low
uncertainties, is of decisive importance in elemental quantification involving X-ray …