Zobrazeno 1 - 10
of 38
pro vyhledávání: '"V S, Ponomarev"'
Publikováno v:
Doklady Earth Sciences. 491:135-138
The 40Ar/39Ar dating of metamorphic schists from the basement of the West Siberian Platform exposed by Lenzitskaya well no. 77 on the Taz Peninsula was performed. The samples collected at depths of 3503 and 3515 m yielded age dates of 251.6 ± 3.5 an
Autor:
V. S. Ponomarev
Publikováno v:
International bulletin of Veterinary Medicine. 2:116-121
Today we can observe leak of hepatopro-tective agents, which increase the resistance of the liver to the damage by chemical agents and stabilize their metabolism in cases of tension detoxifying function, to-gether with a high need in them. The goal o
Publikováno v:
МИНЕРАЛОГИЯ (MINERALOGY). 5:38-46
The chemical and mineral composition of gabbroids of the pre-Jurassic basement of the Syunay-Salin area located in the Arctic part of the West Siberian megabasin on Yamal Peninsula is studied. Borehole 45 has drilled a layered gabbrodiorite intrusion
Publikováno v:
Doklady Earth Sciences. 482:1152-1156
The heterogeneous assemblage of zircons was identified in metamorphic schists of the Karabash site of the West Siberian Plate. Based on the U–Pb (SHRIMP II) isotope data, zircon varies in age from the Archean–Paleoproterozoic boundary to the earl
Publikováno v:
Izvestiâ Uralʹskogo Gosudarstvennogo Gornogo Universiteta, Iss 2(50), Pp 7-14 (2018)
The relevance of the study consists in the insufficient level of scrutiny of the crystalline basement of the West Siberian megabasin. The purpose of this research is to study the material composition and age of granitoids from the pre-Jurassic baseme
Publikováno v:
Mining Informational and analytical bulletin. 1:283-293
Publikováno v:
Mining Informational and analytical bulletin. 11:286-296
Santabarbaraite from the oxidation zone of the Mednorudyansk field is the first finding in the Urals
Publikováno v:
Izvestiâ Uralʹskogo Gosudarstvennogo Gornogo Universiteta, Iss 4(48), Pp 36-41 (2017)
In the oxidation zone of the Mednorudyansk deposit, the authors discovered and studied aqueous ferric oxide phosphate – santabarbaraite. The discovered mineral was in one of the samples of the Mednorudyansk deposit from the collection of N. I. Kozi
Autor:
Ksenia V. Kozhikhova, Maria I. Tokareva, Maxim A. Mironov, V. S. Ponomarev, Maria N. Ivantsova, Iliya D. Shulepov
Publikováno v:
Russian Chemical Bulletin. 63:1619-1623
A method was developed for chitosan modification using the multicomponent Ugi reaction. The obtained products are highly soluble in water in a wide range of pH 2–11. They were used for the stabilization of liposomal suspensions based on phosphatidy
Publikováno v:
Doklady Earth Sciences. 443:321-325
The SHRIMP-II zircon U-Pb dates for metamorphic rocks from the West Siberian basement are determined for the first time. It is established that the major protolith of the metamorphic strata from the Shaimsk-Kuznetsovsk meganticlinorium is composed of