Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Maria A. Ustinova"'
Publikováno v:
Geosciences, Vol 12, Iss 2, p 94 (2022)
Early Jurassic- to Early Cretaceous-age calcareous nannofossils from the Sarki, Sehkanyian, Sargelu, Naokelekan, Barsarin and Chia Gara formations are investigated for the first time from the Warte area, northeastern Iraqi Kurdistan. A range of isoto
Externí odkaz:
https://doaj.org/article/e6477394485c47b08f36cbbb5724392c
Autor:
Maria V. Ustinova
Publikováno v:
Виртуальная коммуникация и социальные сети, Vol 3, Iss 1, Pp 31-39 (2024)
Internet sites are tools of communication that require a comprehensive study of all aspects, e.g., that of the virtual author who carries out communicative intentions through Internet discourse. A virtual author is a collective figure represented in
Externí odkaz:
https://doaj.org/article/b4aec32d243c4d8089646bc507b60ff2
Autor:
Nikita S. Zhunusov, Maria N. Ustinova
Publikováno v:
Izvestiya of Saratov University. New Series. Series: Chemistry. Biology. Ecology. 21:246-253
The growth of the pharmaceutical industry inevitably leads to an increase in the concentration of organic pollutants in environmental objects. The problem of inactivation of such pollutants and water treatment is extremely urgent. The aim of this wor
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f2a9725a173b66accdcb1673f8705420
https://doi.org/10.18500/1816-9775-2021-21-3-246-253
https://doi.org/10.18500/1816-9775-2021-21-3-246-253
Publikováno v:
IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII KHIMIYA KHIMICHESKAYA TEKHNOLOGIYA. 64:93-98
In this study, the oxidative destruction of bromophenol blue dye with hydrogen peroxide was carried out at pH 4.0-4.1 in the presence of a commercial horseradish peroxidase, as well as peroxidase isolated directly from horseradish roots (Armoracia ru
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fe44757ddf3cb73653147edb6a5598c2
https://doi.org/10.6060/ivkkt.20216401.6267
https://doi.org/10.6060/ivkkt.20216401.6267
Publikováno v:
Wiadomości Lekarskie. 74:225-227
OBJECTIVE The aim of the study evaluate the quality of life of employees of the North Eastern Federal University. PATIENTS AND METHODS Materials and methods: The respondents to the WHO QoL 100 questionnaire were 37 teachers and 32 support staff with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c45ad1faba399eebba191c3c28f09955
https://doi.org/10.36740/wlek202102109
https://doi.org/10.36740/wlek202102109
Publikováno v:
Wiadomosci lekarskie (Warsaw, Poland : 1960). 74(2)
The aim of the study evaluate the quality of life of employees of the North Eastern Federal University.Materials and methods: The respondents to the WHO QoL 100 questionnaire were 37 teachers and 32 support staff with an average age of 44 years.Resul
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=pmid________::941caf678d82cb6f79df50fdc99c4a45
https://pubmed.ncbi.nlm.nih.gov/33813476
https://pubmed.ncbi.nlm.nih.gov/33813476
Autor:
Maria A. Ustinova
Publikováno v:
Volumina Jurassica. :63-72
Twenty six samples from the sections at Flodigarry and Digg at Staffin Bay, Isle of Skye, northern Scotland, spanning the stratigraphical interval from the uppermost Oxfordian to the lowermost Kimmeridgian were examined for their calcareous nannofoss
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4df647863d987af462daaaeda4ade557
https://doi.org/10.5604/01.3001.0012.4595
https://doi.org/10.5604/01.3001.0012.4595
Autor:
Mikhail A. Rogov, Maria A. Ustinova
Publikováno v:
Norwegian Journal of Geology.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6321cda222870a7123fb83e759d1ab7d
https://doi.org/10.17850/njg98-1-02
https://doi.org/10.17850/njg98-1-02
Autor:
Burkhard König, Dmitry S. Kopchuk, Maria M. Ustinova, Dmitry N. Kozhevnikov, Olga V. Shabunina, Valery N. Kozhevnikov
Publikováno v:
Tetrahedron. 64:8963-8973
A wide series of substituted bipyridines were obtained through the synthesis of 1,2,4-triazines and their aza Diels–Alder reactions. The reported method facilitates the synthesis of functionally diverse bipyridines that provides fine-tuning of phot
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ba2bde52a360ce406669e2c54013b166
https://doi.org/10.1016/j.tet.2008.06.040
https://doi.org/10.1016/j.tet.2008.06.040
Autor:
Grigory G. Aleksandrov, Dmitry N. Kozhevnikov, Anton M. Prokhorov, Vladimir L. Rusinov, Maria M. Ustinova, Valery N. Kozhevnikov, Burkhard König, Oleg N. Chupakhin
Publikováno v:
Tetrahedron Letters. 47:869-872
An efficient strategy for the synthesis of functionalized 2,2′-bipyridines is reported. The strategy is based on readily available 3-pyridyl-1,2,4-triazine 4-oxides and uses a reaction sequence of nucleophilic substitution of hydrogen and aza Diels
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::67313137e06bfca7d959f6a259d0ccf5
https://doi.org/10.1016/j.tetlet.2005.12.006
https://doi.org/10.1016/j.tetlet.2005.12.006