Zobrazeno 1 - 10
of 404
pro vyhledávání: '"Кобальт"'
Autor:
A. I. Bakhtin, A. V. Mukhametshin, O. N. Lopatin, V. F. Valeev, V. I. Nuzhdin, R. I. Khaibullin
Publikováno v:
Известия высших учебных заведений: Геология и разведка, Vol 63, Iss 5, Pp 57-66 (2021)
Background. High-dose implantation of cobalt ions into the crystal structure of natural colourless quartz was carried out. Samples of crystal plates of rock crystal from the Svetlinskoye deposit in the South Urals plane-parallel were studied. All sam
Externí odkaz:
https://doaj.org/article/a2113c7029ee4f9891ecdb590f881e88
Autor:
Соколовский А. Е.
Publikováno v:
Труды БГТУ: Серия 2. Химические технологии, биотехнологии, геоэкология, Iss 1, Pp 35-39 (2021)
Методами потенциометрического титрования и диализа изучен процесс гидролиза в системе Fe{3+} – Co{2+} – NO[3]{−} – H[2]O при концентрациях ионов
Externí odkaz:
https://doaj.org/article/ca46c0ef6b2547a39adb825c6400467f
Autor:
Srećko R. Stopić, Bernd G. Friedrich
Publikováno v:
Vojnotehnički Glasnik, Vol 68, Iss 2, Pp 321-337 (2020)
Introduction/purpose: Cobalt is a strategic metal for industrial application. Cobalt recovery from oxidic ores such as laterite and sulphidic ores, and from secondary materials during acidic treatment and precipitation is a highly used strategy en
Externí odkaz:
https://doaj.org/article/e015c4aa9bf54d948370646226e8ef75
Autor:
M. G. Lukashevich
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 5, Pp 84-88 (2019)
Monocrystalline ZnO plane have been implanted by high dose (1,5·1017 cm-2) ions of manganese, iron, cobalt, nickel with energy of 40 keV at ion current density of 4 mA/cm2 in order to modified magnetic properties. Magnetic hysteresis loops at T = 5
Externí odkaz:
https://doaj.org/article/6ccd308c3a0145458a5e9534478baf49
Publikováno v:
Фізика і хімія твердого тіла, Vol 20, Iss 1, Pp 13-17 (2019)
Nanoscaled (about 15 nm of size) metastable carbide Co3C was synthesized in a high-energy planetary ball mill by mechanical alloying of a mixture of powder cobalt (75 at. %) and multiwalled carbon nanotubes (CNT, 25 at. %). Phase transformation takes
Externí odkaz:
https://doaj.org/article/e044ca2c6e1444449863f1a0f945bb84
Publikováno v:
Литосфера, Vol 0, Iss 3, Pp 73-98 (2019)
Проведен анализ геологической позиции и условий формирования кобальт-медноколче- данных месторождений в ультрамафитах Главного Ураль
Externí odkaz:
https://doaj.org/article/1600161199ef430f8acb20d4781a37d0
Publikováno v:
Vìsnik Odesʹkogo Nacìonalʹnogo Unìversitetu: Hìmìâ, Vol 23, Iss 2(66), Pp 37-45 (2018)
In this paper, the features of the complexation of the “Cobalt(II) -carmoazine-H2O2” system were studied spectrophotometrically. It is shown that the complexation of carmoazine (CAN) with Co(II) is possible only after its oxidation in the presenc
Externí odkaz:
https://doaj.org/article/4fd0dcf9b995440c9c3bf27dc14f8bbf
Autor:
Lidia Borisovna Kuzina
Publikováno v:
В мире научных открытий, Vol 9, Iss 4-2, Pp 205-223 (2018)
Analysis and review of information on hypermicroelementosis (excess of copper, zinc and cobalt content) in plants, animals and humans on the basis of interdisciplinary analysis of modern scientific research is proposed. The list of symptoms, possible
Externí odkaz:
https://doaj.org/article/d2ae93b3723d427f81f00238db36ab01
В статье рассмотрено влияние методов синтеза на морфологию и размер частиц кобальт цинковых ферритов. Установлено, что размер частиц, п
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______3992::5202d7e5fa1b4820017323db7f46dc6b
https://elib.belstu.by/handle/123456789/56272
https://elib.belstu.by/handle/123456789/56272
Publikováno v:
Бюллетень сибирской медицины, Vol 16, Iss 3, Pp 34-42 (2017)
Polyphenols of grapes and their beneficial effects on human health have been known for a long time and still attract more and more research interest.The aim of the research was to reveal cardioprotective properties of polyphenols contained in grape c
Externí odkaz:
https://doaj.org/article/fc88e162cc924b228697aa617b44d59f