Results 11 to 20 of about 13,175,962 (283)

SURFACE LAYER THICKNESS AND ANISOTROPY OF THE SURFACE ENERGY OF CUBIC RUTHENIUM CRYSTALS

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2021
The paper deals with the anisotropy of the surface layer and the anisotropy of the free surface energy of cubic ruthenium crystals. This consideration is based on an empirical model of atomically smooth crystals, the thickness of the surface layer of ...
V.M. Yurov   +3 more
doaj   +1 more source

Thickness of the surface layer of as-class hydrocarbons

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2022
The aim of the work is to build a model of the surface layer of objects (crystals) and to elucidate the role of surface energy in physical processes occurring in the nanoscale region.
V.M. Yurov   +2 more
doaj   +1 more source

Nanostructures of rare-earth metals in the coals of the shubarkol deposit

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2022
The rare metals of the Shubarkol coal deposit have a surface layer thickness of about 3 nm, i.e. are nanostructures. The thickness of the surface layer of the coal itself is of about 0,2 µm, i.e. it is a mesostructure.
V.M. Yurov   +3 more
doaj   +1 more source

Analytic Binary Alloy Volume–Concentration Relations and the Deviation from Zen’s Law

open access: yesApplied Sciences, 2021
Alloys expand or contract as concentrations change, and the resulting relationship between atomic volume and alloy content is an important property of the solid.
Alexander Landa   +4 more
doaj   +1 more source

Atomic Oxygen SAO, AO and QBO in the Mesosphere and Lower Thermosphere Based on Measurements from SABER on TIMED during 2002–2019

open access: yesAtmosphere, 2022
Using version 1.0 of TIMED/SABER nighttime O(3P) density data in the mesosphere and lower thermosphere (MLT) retrieved from 2.0 and 1.6 μm radiances, we conducted a study on the semiannual oscillation (SAO), annual oscillation (AO) and quasi-biennial ...
Shengyang Gu   +4 more
doaj   +1 more source

NANOSTRUCTURES IN THE THIN LAYER OF COAL SUBSTANCE

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2020
In the present work, the surface layer of a coal substance is considered, the structure and characteristics of which are different from the bulk structure.
V.M. Yurov, K.M. Makhanov, V.S. Potnov
doaj   +1 more source

Thickness of the surface layer, surface energy and atomic volume of the element [PDF]

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2018
The thickness of the surface layer of an atomically pure metal, which turned out to be equal to 5-6 nm, was calculated in this work. It is shown that the thickness of the surface layer is determined by one parameter – the atomic volume of a chemical ...
V.M. Yurov   +2 more
doaj   +1 more source

How polarizabilities and C6 coefficients actually vary with atomic volume. [PDF]

open access: yesJournal of Chemical Physics, 2016
In this work, we investigate how atomic C6 coefficients and static dipole polarizabilities α scale with effective volume. We show, using confined atoms covering rows 1-5 of the periodic table, that C6/C6 (R)≈(V/V(R))(pZ) and α/α(R)≈(V/V(R))(pZ (')) (for ...
Tim Gould
semanticscholar   +1 more source

Evaluation of the Interaction of Curcumin and Nigella Sativa on Brain Antitumor Molecule Using an Equilibrium Dynamics Simulation Tool for Biomedical Applications

open access: yesNano Biomedicine and Engineering, 2022
Curcumin and nigellin-1.1's atomic interactions on brain antitumor molecule are significant in medical research. For the first time, Molecular dynamic simulations based on Newton's law were utilized to predict the destruction of brain antitumor structure
Nakisa Ghamari   +4 more
doaj   +1 more source

Revisiting the Origin of Nanopore Current Blockage for Volume Difference Sensing at the Atomic Level

open access: yesJACS Au, 2021
Changes in the nanopore ionic current during entry of a target molecule underlie the sensing capability and dominate the intensity and extent of applications of the nanopore approach. The volume exclusion model has been proposed and corrected to describe
Meng-Yin Li   +6 more
semanticscholar   +1 more source

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