Výsledky vyhledávání - "A. D. Chervonnyi"

Synthetic Calcium Aluminosilicate Monolith: Transformations in an Aqueous Medium

Autor: Igor V. Pekov, Nikita V. Chukanov, A. D. Chervonnyi

Publikováno v: Russian Journal of Inorganic Chemistry. 63:530-536

Investigations of the evolution of the phase composition, texture, and physical properties of SCAS monoliths with a set of spectroscopic, diffractometric, and thermal methods have shown that during the leach test an amorphous phase is accumulated and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::efcffea97ded5789d9543d4e413b091f
https://doi.org/10.1134/s003602361804006x

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Zincovelesite-6N6S, Zn3(Fe3+,Mn3+,Al,Ti)8O15(OH), a new högbomite-supergroup mineral from Jacupica mountains, Republic of Macedonia

Autor: Maria G. Krzhizhanovskaya, V. N. Ermolaeva, Vyacheslav S. Rusakov, Yury S. Polekhovsky, Dmitry A. Varlamov, S. Jančev, Jörg Göttlicher, Igor V. Pekov, A. D. Chervonnyi, Nikita V. Chukanov

Publikováno v: Mineralogy and Petrology. 112:733-742

A new mineral species zincovelesite-6N6S with the simplified formula Zn3(Fe3+,Mn3+,Al,Ti)8O15(OH) was discovered in the orogenetic zone related to the “Mixed Series” metamorphic complex near the Nežilovo village, Jacupica Mountains, Pelagonia mo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::02dabd24d409e4d397d4a5c54335bc31
https://doi.org/10.1007/s00710-018-0555-1

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2,4,6-Triazido-1,3,5-Triazine, 2,4,6-Triazidopyrimidine, and 2,4,6-Triazidopyridine as Precursors of Carbon Nitride Materials

Autor: Nikita V. Chukanov, Sergei V. Chapyshev, V. V. Zakharov, A. D. Chervonnyi, V. V. Nedel’ko, N. N. Dremova, B. L. Korsunskii

Publikováno v: Russian Journal of Physical Chemistry B. 12:53-57

The thermolysis of 2,4,6-triazido-1,3,5-triazine (I), 2,4,6-triazidopyrimidine (II), and 2,4,6-triazidopyridine (III) and its products were studied by DSC, mass spectrometry, IR spectroscopy, and electron microscopy. The thermal transformations of I

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8c57ade8a68f8b49445829308dc1747b
https://doi.org/10.1134/s1990793118010177

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Tinnunculite, C5H4N4O3 · 2H2O: Occurrences on the Kola Peninsula and Redefinition and Validation as a Mineral Species

Autor: A. D. Chervonnyi, S. N. Britvin, Inna S. Lykova, E. P. Shcherbakova, Nikita V. Chukanov, Dmitriy I. Belakovskiy, Natalia V. Zubkova, V. O. Yapaskurt, Igor V. Pekov

Publikováno v: Geology of Ore Deposits. 59:609-618

Based on a study of samples found in the Khibiny (Mt. Rasvumchorr: the holotype) and Lovozero (Mts Alluaiv and Vavnbed) alkaline complexes on the Kola Peninsula, Russia, tinnunculite was approved by the IMA Commission on New Minerals, Nomenclature, a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9d59a0573350e1456c3021c7b647644b
https://doi.org/10.1134/s1075701517070078

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Effect of iron sulfides on the physicochemical processes occurring during solidification of synthetic calcium aluminosilicate monolith

Autor: Nikita V. Chukanov, A. D. Chervonnyi, Igor V. Pekov

Publikováno v: Russian Journal of Inorganic Chemistry. 61:1296-1300

Phase formation processes occurring during solidification of two samples of silicate materials obtained by filtration combustion of a mixture of fly ash, limestone, and sand were studied. During the solidification of the material produced in the comb

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::13a31ad4984d0c15fdeba0b848312ac0
https://doi.org/10.1134/s0036023616100053

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High-Temperature Structural Transformations of 1,1-Diamino-2,2-dinitroethene (FOX-7)

Autor: N. N. Volkova, Nikita V. Chukanov, B. L. Korsounskii, A. D. Chervonnyi, Nadezdha N. Dremova, Gennadiy V. Shilov, V. V. Zakharov, Anatoliy I. Kazakov

Publikováno v: Propellants, Explosives, Pyrotechnics. 41:1006-1012

Stuctural transformations of 1,1-diamino-2,2-dinitroethene (FOX-7) were investigated in the temperature range 298–513 K by means of DSC, TG, isothermal calorimetry, PXRD, IR spectroscopy, and electron microscopy. The data obtained confirm the exist

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4fa030a6ae6b7d3af3397d8e8381afa9
https://doi.org/10.1002/prep.201600071

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Kinetics of direct and reverse polymorphic transformations in molecular crystals of energetic compounds

Autor: B. L. Korsunskii, S. V. Vozchikova, Zhiqun Chen, A. D. Chervonnyi, Nikita V. Chukanov, Yuanjie Shu, V. V. Zakharov

Publikováno v: Russian Chemical Bulletin. 65:91-97

The β → γ polymorphic transformation (PT) in polycrystalline 1,1-diamino-2,2-dinitroethylene (DADNE) was studied by isothermal calorimetry. The kinetics of the β → γ PT, like that of the α → β process studied earlier, follows the first-or

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3541c38a3498672c06ca8ba2254baf54
https://doi.org/10.1007/s11172-016-1269-3

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Thermochemistry of Evaporation and Sublimation of 2,4,6-Triazido-1,3,5-triazine

Autor: A. D. Chervonnyi, Sergey V. Chapyshev, Nikita V. Chukanov, V. V. Zakharov, B. L. Korsunskiy, V. V. Nedel’ko, T. S. Larikova

Publikováno v: Propellants, Explosives, Pyrotechnics. 42:123-125

Saturated vapor pressure over cyanuric triazide melt was measured in the temperature range 393.15–453.15 K using glass membrane Bourdon pressure gauges. Measured evaporation heat and evaporation entropy are equal to 61.1±3.3 kJ mol–1 and 111.3±

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::209bd4fb65cfd1ed0db7a149d358b99e
https://doi.org/10.1002/prep.201600259

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Thermal transformations of the SCAS monolith

Autor: Igor V. Pekov, Nikita V. Chukanov, A. D. Chervonnyi

Publikováno v: Russian Journal of Inorganic Chemistry. 60:715-723

Thermal conversions in SCAS monolith were studied in the temperature range 25–1200°C. As a result of temperature exposure, the monolith is found to undergo dehydration, dehydroxylation, and decarbonization. These processes are noticed to alter not

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e4a6ac0387bf370646d314db50a67e26
https://doi.org/10.1134/s0036023615060030

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