Results 91 to 100 of about 6,474,819 (304)

Characterisation of white etching area in a ball of deep groove ball bearing obtained from the market

open access: yesNihon Kikai Gakkai ronbunshu, 2018
White etching area may be recoginized at the flaking part of a rolling bearing on which high contact stress of several GPa is applied repeatedly. Up to now, there have been less studies of the white etching area of a ball than that of inner and outer ...
Susumu MIYAKAWA   +3 more
doaj   +1 more source

Microstructural modifications in tungsten induced by high flux plasma exposure : TEM examination [PDF]

open access: yes, 2016
We have performed microstructural characterization using transmission electron microscopy (TEM) techniques to reveal nanometric features in the sub-surface region of tungsten samples exposed to high flux, low energy deuterium plasma.
Bakaeva, Anastasiia   +5 more
core   +1 more source

Characterization of the Silver Nanoparticles in the Sovereign Silver® and Argentyn 23®, Bio-Active Silver Hydrosol™ Products [Letter]

open access: yesInternational Journal of Nanomedicine, 2022
Nan Qin,1 Paul Hemmes,2 Kay Mitchen1 1Natural Immunogenics Corp, Sarasota, FL, 34243, USA; 2Paul Hemmes Consulting LLC, Austin, TX, USACorrespondence: Kay Mitchen, Email KMitchen@n-icorp.com View the original paper by Dr Kumar and ...
Qin N, Hemmes P, Mitchen K
doaj  

XIV Trobada d'Escoles Mallorquines [PDF]

open access: yes
not ...
Comissió Organitzadora de la XIV TEM
core  

A TEM investigation of optical variations in sphalerite. [PDF]

open access: yes, 1987
Sphalerites from the Force Crag Pb-Zn vein, N England, show darker coloured zones found not only to be richer in Cu, Fe, Sb, Ag and Pb but also to contain precipitates of tetrahedrite-like composition.
Dickinson, C., Pattrick, R. A D
core   +1 more source

“TEM NA RUA, TEM NA ROÇA”

open access: yesRevista Brasileira de Gestão e Desenvolvimento Regional
O artigo analisa a apropriação do telefone celular pelas famílias rurais de Ervália/MG, explorando como o habitus e o capital tecnológico moldam seu uso no cotidiano. O objetivo foi compreender a incorporação da tecnologia no contexto e nas práticas locais.
Tamires Lopes Pereira   +1 more
openaire   +1 more source

NANOCOMPOSITION OF HYDROXYLAPATITE FROM CORTICAL BONE TISSUE [PDF]

open access: yesМинералогия
Hydroxylapatite is one of the main components of bone tissue. In combination with collagen, it provides unique strength properties of the bone. The nanostructure of bone tissue (its composition) remains a matter of debate.
A.A. Bibko   +4 more
doaj   +1 more source

Investigating worn surfaces of nanoscale TiAlN/VN multilayer coating using FIB and TEM [PDF]

open access: yes, 2006
TiAlN/VN multilayer coatings exhibit excellent dry sliding wear resistance and low friction coefficient, believed to be associated with the formation of tribo-films comprising Magnéli phases such as V2O5.
Calvert, C.C.   +5 more
core   +1 more source

SE TEM PLACA, TEM HIST´ÓRIA:

open access: yesConecte-se! Revista Interdisciplinar de Extensão
Quando pensamos no mundo que queremos, pensamos em um mundo com igualdade de gênero. Um mundo em que mulheres não sejam sobrecarregadas, subjugadas, colocadas como loucas, inadequadas ou exageradas. Um mundo em que para nós, mulheres, é permitido viver com segurança, saúde e liberdade de escolhas.
Mayara Pompeo dos Santos   +4 more
openaire   +1 more source

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