Results 21 to 30 of about 423,351 (316)

Nanocrystalline diamond [PDF]

open access: yes, 2022
S.621-640Diamond properties are significantly affected by crystallite size. High surface to volume fractions result in enhanced disorder, sp2 bonding, hydrogen content and scattering of electrons and phonons.
Williams, O.A.
core   +1 more source

Stress, Sleep and Psychological Impact in Healthcare Workers During the Early Phase of COVID-19 in India: A Factor Analysis

open access: yesFrontiers in Psychology, 2021
Background: Risks to healthcare workers have escalated during the pandemic and they are likely to experience a greater level of stress. This cross-sectional study investigated mental distress among healthcare workers during the early phase of Coronavirus
Seshadri Sekhar Chatterjee   +5 more
doaj   +1 more source

Boron-doped diamond with improved oxidation resistance [PDF]

open access: yes, 2022
S.47-52The oxidation behavior of pure and 0.2 wt.% B-containing diamond powders was investigated by thermal analysis, SEM analysis, and Raman spectroscopy of partially oxidized diamonds.
Herrmann, Mathias   +2 more
core   +1 more source

Diamond coating deposited on the inner wall of annular workpiece by rotating arc heating

open access: yesJin'gangshi yu moliao moju gongcheng, 2022
A plasma torch with split anode and rotating arc was developed. The diamond was coated on the inner wall of large diameter annular workpiece by the torch.
Guohua LI   +3 more
doaj   +1 more source

The Carrying Stream Flows On: Celebrating the Diamond Jubilee of the School of Scottish Studies [PDF]

open access: yes, 2013
The School of Scottish Studies came into being at the University of Edinburgh in 1951 as a research unit dedicated to ‘the study and conservation of the folk culture of Scotland’ when Professor Angus McIntosh was enabled to turn a vision which he and ...
Mackay, Margaret A.   +13 more
core   +2 more sources

Hydrodynamic Forces on a Submerged Horizontal Circular Cylinder in Uniform Finite Depth Ice Covered Water

open access: yesInternational Journal of Applied Mechanics and Engineering, 2020
Hydrodynamic forces on a submerged cylinder in uniform finite depth ice-covered water is formulated by using the method of multipoles, the ice-cover being modelled as an elastic plate of very small thickness.
M. Sahu, D. Das
doaj   +1 more source

Superconductivity in Diamond. [PDF]

open access: yesChemInform, 2004
AbstractFor Abstract see ChemInform Abstract in Full Text.
Ekimov, E. A.   +6 more
openaire   +3 more sources

3D characterisation of tool wear whilst diamond turning silicon [PDF]

open access: yes, 2006
Nanometrically smooth infrared silicon optics can be manufactured by the diamond turning process. Due to its relatively low density, silicon is an ideal optical material for weight sensitive infrared (IR) applications. However, rapid diamond tool edge
Luo, X.   +5 more
core   +1 more source

High quality heteroepitaxial diamond films on silicon [PDF]

open access: yes, 2022
S.1640-1645This paper reports the progresses made recently on the nucleation and growth of high-quality, [001]-oriented diamond films and discusses the problems to be resolved.
Jiang, X., Fryda, M., Jia, C.L.
core   +1 more source

Effect of interface microstructure on properties of polycrystalline diamond composites

open access: yesJin'gangshi yu moliao moju gongcheng, 2022
The cemented carbide matrix and the preferred main crystal of 25 μm diamond particles as raw materials, the polycrystalline diamond composites (PDC) was prepared by domestic hinge-type cubic-anvil press at high temperature and high pressure (HPHT) under ...
Dongpeng ZHAO   +2 more
doaj   +1 more source

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