Search Results - "Finkelshtein, Alexandr"

Features of X‐ray fluorescence determination of rock‐forming elements in powder samples of peat sediments by Amosova, Alena A., Chubarov, Victor, Finkelshtein, Alexandr

“…The features of rock‐forming elements determination in powder samples of peat sediments are considered. Based on theoretical calculations and experimental…”
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Total-reflection X-ray fluorescence spectrometry as a tool for the direct elemental analysis of ores: Application to iron, manganese, ferromanganese, nickel-copper sulfide ores and ferromanganese nodules by Pashkova, Galina V., Chubarov, Victor M., Akhmetzhanov, Timur F., Zhilicheva, Alena N., Mukhamedova, Maria M., Finkelshtein, Alexandr L., Belozerova, Olga Yu

“…This paper presents a simple and fast method for the determination of major and minor elements in iron, manganese, ferromanganese, nickel‑copper sulfide ores…”
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Determination of major elements by wavelength-dispersive X-ray fluorescence spectrometry and trace elements by inductively coupled plasma mass spectrometry in igneous rocks from the same fused sample (110mg) by Amosova, Alena A., Panteeva, Svetlana V., Chubarov, Victor M., Finkelshtein, Alexandr L.

“…The fusion technique is proposed for simultaneous determination of 35 elements from the same sample. Only 110mg of rock sample was used to obtain fused glasses…”
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Estimation of the Biogenic Silica Content in Lacustrine Bottom Silicate Sediments by X-Ray Diffraction (XRD) and X-Ray Fluorescence (XRF) by Finkelshtein, Alexandr L., Smely, Roman V., Amosova, Alena A., Chubarov, Victor M.

“…In paleoenvironmental work, X-ray diffraction (XRD) and X-ray fluorescence (XRF) are commonly used to quantify the main rock-forming mineral phases and…”
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Determination of divalent iron content in igneous rocks of ultrabasic, basic and intermediate compositions by a wavelength-dispersive X-ray fluorescence spectrometric method by Chubarov, Victor M., Finkelshtein, Alexandr L.

“…This paper proposes the quantitative wavelength-dispersive X-ray fluorescence (XRF) technique of divalent iron content determination in igneous rocks and…”
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Determination of platinum valence state in alumina based catalysts by X-Ray fluorescence spectrometry by Chubarov, Victor M., Finkelshtein, Alexandr L., Skornikova, Svetlana A.

“…A novel method for the estimation of the platinum valence state in alumina-based catalysts using the intensities of L- and M-series lines of X-ray fluorescence…”
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X-ray fluorescence analysis of milk and dairy products: A review by Pashkova, Galina V., Smagunova, Antonina N., Finkelshtein, Alexandr L.

“…A small mineral fraction substantially determines the nutrition value and quality of milk. The X-ray fluorescence spectrometry (XRF) is an expanding method in…”
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About the assessment of sampling error and representative sample in X-ray fluorescence analysis of mineral powders by Finkelshtein, Alexandr L., Mukhamedova, Maria M., Pashkova, Galina V.

“…The assessment of laboratory sampling errors in X-ray fluorescence analysis (XRF) of mineral powders ground to a particle size less than 75 μm is important…”
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Quantitative approaches to the determination of elements in lake sediments by total reflection X-ray fluorescence by Pashkova, Galina V., Aisueva, Tatyana S., Finkelshtein, Alexandr L., Cherkashina, Tatyana Yu, Shchetnikov, Alexandr A.

“…Element distribution data in lake sediments are widely used to study environmental and climate change over geological time scales. Total reflection X-ray…”
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