Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Alexander V. Karpov"'
Autor:
Alexander V. Karpov, Olga L. Gaskova, Alexander G. Vladimirov, Irina Yu. Annikova, Ekaterina N. Moroz
Publikováno v:
Известия Томского политехнического университета: Инжиниринг георесурсов, Vol 334, Iss 1, Pp 165-176 (2023)
The relevance of the research is caused by the need of exploration of cheap uranium sources near potentially uranium ore bearing areas of Northern Kazakhstan based on studying modern processes of migration and accumulation of uranium. The main aim is
Externí odkaz:
https://doaj.org/article/8352330717664367b83b6f251ecf6ebe
ANALYSIS OF GEOLOGICAL SAMPLES: COMPARISON OF SOLUTION ICP-MS AND FUSED GLASSES LA-ICP-MS TECHNIQUES
Publikováno v:
Известия Томского политехнического университета: Инжиниринг георесурсов, Vol 330, Iss 5, Pp 26-34 (2019)
The relevance of the study is caused by the need to develop new efficient sample preparation technique suitable for routine multielement ICP-MS analysis of geological samples which decreases time consumption and allows determining a wide number of el
Externí odkaz:
https://doaj.org/article/addf6592663e4b15ae45d611aa9c4c04
Publikováno v:
Aspirantskiy Vestnik Povolzhiya. 21:9-15
BACKGROUND: Most drugs in the form of tablets contain diosmin in the micronized flavonoid fraction. This is the reason for the low level recovery by means of solid-liquid extraction. AIM: to determine optimal conditions for sample preparation of some
Publikováno v:
Актуальные вопросы оториноларингологии. Материалы межрегиональной научно-практической конференции оториноларингологов Сибири и Дальнего Востока с международным участием.
Publikováno v:
Актуальные вопросы оториноларингологии. Материалы межрегиональной научно-практической конференции оториноларингологов Сибири и Дальнего Востока с международным участием.
Publikováno v:
Aspirantskiy Vestnik Povolzhiya. 20:151-156
Introduction. Pharmaceutical dosage forms with diosmin are allowed for medical use in Russian Federation. Simple and informative methods of diosmin quantitation for drug quality control are needed. Aim: determination of metrological parameters of dio
Publikováno v:
European Journal of Mass Spectrometry. 21:823-827
Aspects of a new type of laser time-of-flight mass spectrometer are described in this letter. It is based on a wedge-shaped reflecting mirror and is used as an ion analyzer. The analyzer provides time focusing by both energy and divergence angle of i
Publikováno v:
European journal of mass spectrometry (Chichester, England). 24(1)
The main advantages of laser sampling are associated with following features: sample preparations as well as consumables are not needed, low risk of sample contamination, good spatial resolution. In mass spectrometry, high laser irradiance can be use
Publikováno v:
European journal of mass spectrometry (Chichester, England). 23(4)
This article offers a new approach to computer modeling of time-of-flight analyzers of mass spectrometers. The main feature of the model is comprehensive tracking of the processes from the laser plasma generation until the final stage, on which the i
Publikováno v:
Physics Procedia. 72:232-235
Possibilities of gridless ion mirror usage in conjunction with laser ion source were studied in this paper. This was done in order to get time focusing by energies of ions. Mirror voltages were adjusted so that time focusing by energies of 6th was ac