Zobrazeno 1 - 10
of 11
pro vyhledávání: '"A. B. Bukharina"'
Autor:
M. Yu. Kochevalina, A. B. Bukharina, V. G. Trunov, A. V. Pento, O. V. Morozova, G. A. Kogun’, Ya. O. Simanovsky, S. M. Nikiforov, E. I. Rodionova
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-10 (2022)
Abstract Trained detection dogs distinguish between urine samples from healthy organisms and organisms with malignant tumors, suggesting that the volatile urine metabolome contains information about tumor progression. The aim of this study was to det
Externí odkaz:
https://doaj.org/article/adf81e5fb684437584d889a03f1ad390
Autor:
Aygul B. Bukharina, Anastasia O. Fedulkina, Karmina N. Demidova, Andrei V. Pento, Larisa D. Maltseva, Yaroslav O. Simanovsky, Sergei M. Nikiforov, Olga L. Morozova
Publikováno v:
Annals of the Russian academy of medical sciences. 77:354-361
Background: Primary vesicoureteral reflux (VUR) is the most common congenital uropathy (CU) in children, leading to the development of reflux nephropathy and chronic kidney disease, reaching the terminal stage in 25-60% of patients. The insufficient
Autor:
Boris G. Sartakov, V. I. Fabelinsky, Ya O Simanovsky, A. B. Bukharina, A. V. Pento, Roman S. Ablizen
Publikováno v:
Physics of Wave Phenomena. 29:210-220
Pulsed vacuum ultraviolet (VUV) radiation (80–180 nm) emitted by laser plasma produced on a metal target is used in mass spectrometry to ionize volatile organic compounds at atmospheric pressure. The parameters of light emitted by the laser plasma
Publikováno v:
Quantum Electronics. 51:393-399
Vacuum UV radiation from laser-induced plasma is used to ionise volatile organic compounds (VOCs) released by living organisms during their mass spectrometric analysis at atmospheric pressure without sample preparation. It is shown that the probabili
Autor:
M. G. Skoblin, A. B. Bukharina, S. M. Nikiforov, Roman S. Ablizen, A. V. Pento, Alexander Makarov, Mikhail Monastyrskiy
Publikováno v:
Technical Physics. 65:1905-1911
A pulsed source of ions with ionization of the substance under study at atmospheric pressure by the UV radiation of laser plasma is numerically simulated. The calculations are based on an original mathematical model that describes evolution of an ens
Autor:
M. Yu. Kochevalina, A. B. Bukharina, V. G. Trunov, A. V. Pento, O. V. Morozova, G. A. Kogun’, Ya. O. Simanovsky, S. M. Nikiforov, E. I. Rodionova
Publikováno v:
Scientific reports. 12(1)
Trained detection dogs distinguish between urine samples from healthy organisms and organisms with malignant tumors, suggesting that the volatile urine metabolome contains information about tumor progression. The aim of this study was to determine wh
Improvement of peaks identification and dynamic range for bi-polar Single Particle Mass Spectrometer
Autor:
Wei Gao, Viacheslav I. Kozlovskiy, Alexander R. Pikhtelev, Lei Li, A. B. Bukharina, Zhen Zhou, S. M. Nikiforov, Yu Jiajun, Zhengxu Huang, A. V. Chudinov
Publikováno v:
International Journal of Mass Spectrometry. 436:7-17
Delay Extraction (DE) in Single Particle Mass Spectrometry (SPMS) provides substantial resolution enhancement. However, DE has two main drawbacks which are discussed in our article. First, ion peak position in this case becomes very sensitive to init
Autor:
V. V. Zelenov, Vasily V. Filatov, Vladimir S Brusov, Sergey M. Nikiforov, A. V. Pento, Ilia V. Sulimenkov, Yu Jiajun, Viacheslav I. Kozlovskiy, A. B. Bukharina
Publikováno v:
Journal of Mass Spectrometry. 56
A laser plasma ion source was used to ionize volatile organic compounds in a gas sample. The plasma was generated on a metal target in the intermediate vacuum region of ~0.3 Torr using a pulsed Nd:YAG laser with a wavelength of 1 μm. The resulting i
Autor:
E. I. Rodionova, M. Y. Kochevalina, A. B. Bukharina, S. M. Nikiforov, Ya O Simanovsky, A. V. Pento
Publikováno v:
2020 International Conference Laser Optics (ICLO).
A method of rapid mass spectrometric analysis of volatile organic compounds (VOC) of biological samples at atmospheric pressure has been developed. The method uses laser plasma radiation for ionization of VOC molecules. Multivariate statistics was us
Autor:
V. I. Fabelinsky, A. B. Bukharina, Aleksander A. Grechnikov, Boris G. Sartakov, Yaroslav O. Simanovsky, A. V. Pento, Roman S. Ablizen, Valery V Smirnov, S. M. Nikiforov
Publikováno v:
International Journal of Mass Spectrometry. 461:116498
Laser-induced plasma generated by exposing a metal target to pulsed laser radiation with a power density of ∼70 GW cm−2 is used to ionize organic compounds in gases at atmospheric pressure. The estimation of the plasma temperature based on the an