Results 11 to 20 of about 1,319,702 (316)

Surface Temperature and Surface-Layer Turbulence in a Convective Boundary Layer [PDF]

open access: yesBoundary-Layer Meteorology, 2013
Previous laboratory and atmospheric experiments have shown that turbulence influences the surface temperature in a convective boundary layer. The main objective of this study is to examine land-atmosphere coupled heat transport mechanism for different stability conditions.
Garai, A.   +3 more
openaire   +4 more sources

Characterization of biogenic primary and secondary organic aerosols in the marine atmosphere over the East China Sea [PDF]

open access: yesAtmospheric Chemistry and Physics, 2018
Molecular composition and abundance of sugars and secondary organic aerosols (SOA) from biogenic sources over the East China Sea were investigated based on gas chromatography–mass spectrometry.
M. Kang   +17 more
doaj   +1 more source

Structural phase transition in surface layer of metals

open access: yesҚарағанды университетінің хабаршысы. Физика сериясы, 2023
In the article a review of various phenomena on the surface of pure metals is given: the occurrence of the sur- face states of Tamm and Shockley; quantum size effects; electric double layer, the work function of electrons from a metal.
В.М. Юров   +3 more
doaj   +1 more source

Primary nanocracks in nitrides, borides, and carbides of refractory metals

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2023
A model is proposed that can be used to calculate the length of a nanocrack in a solid body. The nanocrack length in nitrides, borides, and carbides of refractory metals turned out to be in the range ...
V.M. Yurov   +2 more
doaj   +1 more source

Investigation of wire electrical discharge machining modes influences on crack formation and surface layer morphology of the Ti-6Al-2.5Mo-2Cr-0.3Si titanium alloy [PDF]

open access: yesОмский научный вестник, 2020
The paper presents the results of the investigation devoted to the influence of wire electrical discharge machining modes on crack formation and surface layer morphology of the titanium alloy. The aim of the paper is to obtain interrelation data about
A. A. Fedorov   +6 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

Determination of the Effective Thickness of Hardened Layer of Carburized Gears

open access: yesМеханика машин, механизмов и материалов, 2022
The methods are considered for determining the effective thickness of the hardened layer of metal parts listed in the standards STB 2307-2013 and STB ISO 18203-2019.
Sergei P. Rudenko   +2 more
doaj   +1 more source

Surface layer profiles of air temperature and humidity measured from unmanned aircraft [PDF]

open access: yes, 2002
The atmospheric surface layer couples processes in the atmosphere with those at the land surface, but is not fully understood for heterogeneous land surfaces. A small remotely piloted aircraft was flown during the ReSeDA experiment to measure profiles of
Bonnefond, Jean   +17 more
core   +1 more source

Surface reconstruction by layer peeling [PDF]

open access: yesThe Visual Computer, 2006
Given an input point cloud P in ℜ3, this paper proposes a novel algorithm to identify surface neighbors of each point p∈P respecting the underlying surface S and then to construct a piecewise linear surface for P. The algorithm utilizes the simple k-nearest neighborhood in constructing local surfaces.
Lim, C.-W., Tan, T.-S.
openaire   +1 more source

INFLUENCE OF PRIMARY SILICON PRECIPITATES ON ANODIZED ALUMINUM ALLOYS SURFACE LAYER PROPERTIES [PDF]

open access: yesTransport Problems, 2018
In this work, we presented the influence of the anodizing method and parameters, as well as the chemical composition of the used aluminium alloys on the properties and microstructure of the anodic layer produced on aluminium alloys, in particular on the ...
Krzysztof LABISZ   +4 more
doaj   +1 more source

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