Evgeny G. Sidorov
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View article: Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia
Achyrophanite, (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5, a New Mineral with the Novel Structure Type from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka, Russia Open
The new mineral achyrophanite (K,Na)3(Fe3+,Ti,Al,Mg)5O2(AsO4)5 was found in high-temperature sublimates of the Arsenatnaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure Eruption, Tolbachik v…
View article: The Ethnic/Racial Variations of Intracerebral Hemorrhage Genetics (ERICH-GENE) Study Protocol
The Ethnic/Racial Variations of Intracerebral Hemorrhage Genetics (ERICH-GENE) Study Protocol Open
Background Spontaneous, non-traumatic intracranial hemorrhage (ICH) is highly heritable disease. However, the identification of the genetic risk factors driving this high genetic predisposition has been limited by small sample sizes and un…
View article: Novel Metabolites as Potential Indicators of Recovery After Large Vessel Occlusion Stroke: A Pilot Study
Novel Metabolites as Potential Indicators of Recovery After Large Vessel Occlusion Stroke: A Pilot Study Open
Introduction: Serum metabolome changes after acute ischemic stroke (AIS), but the significance of this is poorly understood. We evaluated whether this change is associated with AIS outcomes in patients with large vessel occlusion (LVO). To…
View article: Improving Stroke Outcome Prediction Using Molecular and Machine Learning Approaches in Large Vessel Occlusion
Improving Stroke Outcome Prediction Using Molecular and Machine Learning Approaches in Large Vessel Occlusion Open
Introduction: Predicting stroke outcomes in acute ischemic stroke (AIS) can be challenging, especially for patients with large vessel occlusion (LVO). Available tools such as infarct volume and the National Institute of Health Stroke Scale…
View article: FEATURES OF THE UNIVERSE AND THE VITAL ACTIVITY OF THE COVID-19 VIRUS REVEALED BY THE SOLUTION OF KLEIN-GORDON EQUATION
FEATURES OF THE UNIVERSE AND THE VITAL ACTIVITY OF THE COVID-19 VIRUS REVEALED BY THE SOLUTION OF KLEIN-GORDON EQUATION Open
View article: Decrease of thyroid function after ischemic stroke is related to stroke severity
Decrease of thyroid function after ischemic stroke is related to stroke severity Open
Background Thyroid hormones are of fundamental importance for brain function. While low triiodothyronine levels during acute ischemic stroke (AIS) are associated with worse clinical outcomes, dynamics of thyroid function after AIS remains …
View article: New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XX. Evseevite, Na<sub>2</sub>Mg(AsO<sub>4</sub>)F, the first natural arsenate with an antiperovskite structure
New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XX. Evseevite, Na<sub>2</sub>Mg(AsO<sub>4</sub>)F, the first natural arsenate with an antiperovskite structure Open
The new mineral evseevite was found in the Arsenatnaya fumarole, Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure Eruption, Tolbachik volcano, Kamchatka, Russia. Evseevite is represented by two chemical variet…
View article: THE PHYSICAL AND MATHEMATICAL MODEL OF DISINTEGRATION PROCESS OF BIOLOGICAL SYSTEMS BY RESONANCE AT THE QUANTUM LEVEL
THE PHYSICAL AND MATHEMATICAL MODEL OF DISINTEGRATION PROCESS OF BIOLOGICAL SYSTEMS BY RESONANCE AT THE QUANTUM LEVEL Open
View article: Nishanbaevite, KAl2O(AsO4)(SO4), a new As/S-ordered arsenate-sulfate mineral of fumarolic origin 1
Nishanbaevite, KAl2O(AsO4)(SO4), a new As/S-ordered arsenate-sulfate mineral of fumarolic origin 1 Open
A new mineral nishanbaevite, ideally KAl 2 O(AsO 4 )(SO 4 ), was found in sublimates of the Arsenatnaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure Eruption, Tolbachik volcano, Kamchatka, …
View article: A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3
A Natural Vanadate–Arsenate Isomorphous Series with Jeffbenite-Type Structure: New Fumarolic Minerals Udinaite, NaMg4(VO4)3, and Arsenudinaite, NaMg4(AsO4)3 Open
Two new isostructural minerals udinaite and arsenudinaite with the end-member formulae NaMg4(VO4)3 and NaMg4(AsO4)3, respectively, are found in the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. They are associated with one an…
View article: Global Metabolomic Profiling Reveals Disrupted Lipid and Amino Acid Metabolism Between the Acute and Chronic Stages of Ischemic Stroke
Global Metabolomic Profiling Reveals Disrupted Lipid and Amino Acid Metabolism Between the Acute and Chronic Stages of Ischemic Stroke Open
View article: Cristobalite and tridymite from deposits of the Arsenatnaya fumarole (Tolbachik volcano, Kamchatka, Russia)
Cristobalite and tridymite from deposits of the Arsenatnaya fumarole (Tolbachik volcano, Kamchatka, Russia) Open
This article displays data on cristobalite and tridymite from the Arsenatnaya active fumarole, the Tolbachik volcano, Kamchatka, Russia. The minerals occur in associations with fumarolic sylvite, sanidine, cassiterite, hematite, pseudobroo…
View article: White matter integrity of watershed areas is potentially influenced by hypoperfusion in the presence permanent atrial fibrillation
White matter integrity of watershed areas is potentially influenced by hypoperfusion in the presence permanent atrial fibrillation Open
Aim. To test a hypothesis of hypoperfusion-induced white matter changes in patients with atrial fibrillation (AFib) and to present statistics to compute sample size for the upcoming studies. Material and methods. We included 30 inpatients …
View article: CSD 2078380: Experimental Crystal Structure Determination
CSD 2078380: Experimental Crystal Structure Determination Open
An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely availabl…
View article: CSD 2078383: Experimental Crystal Structure Determination
CSD 2078383: Experimental Crystal Structure Determination Open
An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely availabl…
View article: CSD 2078384: Experimental Crystal Structure Determination
CSD 2078384: Experimental Crystal Structure Determination Open
An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely availabl…
View article: Dioskouriite, CaCu4Cl6(OH)4∙4H2O: A New Mineral Description, Crystal Chemistry and Polytypism
Dioskouriite, CaCu4Cl6(OH)4∙4H2O: A New Mineral Description, Crystal Chemistry and Polytypism Open
A new mineral, dioskouriite, CaCu4Cl6(OH)4∙4H2O, represented by two polytypes, monoclinic (2M) and orthorhombic (2O), which occur together, was found in moderately hot zones of two active fumaroles, Glavnaya Tenoritovaya and Arsenatnaya, a…
View article: Copper-Containing Agates of the Avacha Bay (Eastern Kamchatka, Russia)
Copper-Containing Agates of the Avacha Bay (Eastern Kamchatka, Russia) Open
The copper-containing agates of the Avacha Bay (Eastern Kamchatka, Russia) have been investigated in this study. Optical microscopy, scanning electron microscopy, electron microprobe analysis, X-ray powder diffraction, Raman spectroscopy, …
View article: Gold Mineralization at the Maletoyvayam Deposit (Koryak Highland, Russia) and Physicochemical Conditions of Its Formation
Gold Mineralization at the Maletoyvayam Deposit (Koryak Highland, Russia) and Physicochemical Conditions of Its Formation Open
Microthermometry study of fluid inclusions in quartz veins of the Maletoyvayam deposit (Koryak Highland, Russia) was carried out. This epithermal gold deposit contains unique Au compounds including maletoyvayamite, which has not been repor…
View article: Polyoxometalate chemistry at volcanoes: discovery of a novel class of polyoxocuprate nanoclusters in fumarolic minerals
Polyoxometalate chemistry at volcanoes: discovery of a novel class of polyoxocuprate nanoclusters in fumarolic minerals Open
Polyoxometalate (POM) chemistry is an important avenue of comprehensive chemical research, due to the broad chemical, topological and structural variations of multinuclear polyoxoanions that result in advanced functionality of their deriva…
View article: A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron
A New Mineral Ferrisanidine, K[Fe3+Si3O8], the First Natural Feldspar with Species-Defining Iron Open
Ferrisanidine, K[Fe3+Si3O8], the first natural feldspar with species-defining iron, is an analogue of sanidine bearing Fe3+ instead of Al. It was found in exhalations of the active Arsenatnaya fumarole at the Second scoria cone of the Nort…
View article: Cassiterite from fumarole exhalations of the Tolbachik volcano (Kamchatka): chemical composition and morphogenetic features
Cassiterite from fumarole exhalations of the Tolbachik volcano (Kamchatka): chemical composition and morphogenetic features Open
В настоящей работе впервые охарактеризован касситерит фумарольного генезиса. Он найден в отложениях активной фумаролы Арсенатной (второй шлаковый конус северного прорыва Большого трещинного Толбачинского извержения 197576 гг., Толбачинский…
View article: Mustard Gold of the Gaching Ore Deposit (Maletoyvayam Ore Field, Kamchatka, Russia)
Mustard Gold of the Gaching Ore Deposit (Maletoyvayam Ore Field, Kamchatka, Russia) Open
The Gaching high-sulfidation (HS) epithermal Au–Ag deposits, part of the Maletoyvayam ore field, which is located in the volcanic belts of the Kamchatka Peninsula (Russia). The main ore components are native gold, tellurides, selenides, an…
View article: Biomarker for Ischemic Stroke Using Metabolome: A Clinician Perspective
Biomarker for Ischemic Stroke Using Metabolome: A Clinician Perspective Open
Finding ischemic stroke biomarker is highly desirable because it can improve diagnosis even before a patient arrives to the hospital. Metabolome is one of new technologies that help to find biomarkers. Most metabolome-related ischemic stro…
View article: Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia
Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia Open
This paper is the first description of natural copper-rich oxide spinels. They were found in deposits of oxidizing-type fumaroles related to the Tolbachik volcano, Kamchatka, Russia. This mineralization is represented by nine species with …