Results 121 to 130 of about 36,667 (285)

[Treatment and prevention of monkeypox]. [PDF]

open access: yesEnferm Infecc Microbiol Clin, 2022
de la Calle-Prieto F   +14 more
europepmc   +1 more source

Reduction of Oxide Inclusions During the High‐Frequency Welding of Steel via a Nonthermal Ar/H2 Plasma Jet

open access: yesAdvanced Engineering Materials, EarlyView.
High‐frequency (HF) welding of steel is limited by oxide inclusions that degrade weld quality. This study demonstrates, for the first time, the integration of a nonthermal Ar/H2 dielectric barrier discharge (DBD) plasma jet into HF welding. Local plasma treatment provides effective shielding and in‐situ oxide reduction, resulting in markedly fewer and ...
Viktor Udachin   +4 more
wiley   +1 more source

Obtención de arcillas organofílicas

open access: yesRevista Colombiana de Química, 2010
Una bentonita procedente del Valle del Cauca se caractarizó mediante análisis físico, fisicoquímico, mineralógico y químico. Los resultados obtenidos indican que este mineral es de tipo montmorilloníiico.
Yolanda Corredor Tarazona   +1 more
doaj  

Caracterización rápida de nanotubos de carbono mediante un espectrometro Ramana portátil [PDF]

open access: yes, 2010
II Encuentro sobre nanociencia y nanotecnología de investigadores y tecnólogos de la Universidad de Córdoba ...
López-Lorente, A.I.   +2 more
core  

Thermophysical Properties of the Desulphurization Slags With Various CaS and CaO/Al2O3 Ratio

open access: yesAdvanced Engineering Materials, EarlyView.
This article investigates how CaS content and the CaO/Al2O3 ratio influence the thermophysical properties of desulphurization slags. Using experimental measurements and thermodynamic simulations, this study reveals complex effects on viscosity, surface tension, and density, providing new insight into slag structure and phase behavior under ...
Eldar Salpagarov   +4 more
wiley   +1 more source

Una aproximación a la modelación del esfuerzo de cedencia en suspensiones minerales

open access: yesDyna, 2005
Se presentan los resultados de un estudio experimental en reología de suspensiones, donde se encuentra como principal conclusión que la magnitud del Esfuerzo de Cedencia τo, depende fuertemente de la velocidad de aplicación del esfuerzo de ...
M. OSWALDO BUSTAMANTE RÚA   +1 more
doaj  

Evaluation of in vitro susceptibility to sparteine in four strains of Mycobacterium tuberculosis. [PDF]

open access: yesRev Peru Med Exp Salud Publica, 2022
Hidalgo M   +5 more
europepmc   +1 more source

Nuevo procedimiento de cloración de la lana utilizando liposomas unilamelares formados por mezclas de lípidos. [PDF]

open access: yes, 1997
Se investiga la utilización de liposomas formados por fosfatidilcolina (PC) y colesterol (CH) como vehículos de hipoclorito sódico en la cloración de la lana.
Coderch Negra, Ma. Luisa   +3 more
core   +1 more source

Characterization of a Recyclate‐Based MgO‐Steel Composite As‐Sintered Inert Anode Candidate After Exposure to Cryolite Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon‐free inert anodes are essential for decarbonizing aluminum electrolysis. This study investigates a recyclate‐based MgO‐316L steel composite anode tested under galvanostatic Hall–Héroult conditions in cryolite at 1000°C. Microstructural analysis reveals selective MgO fluorination, spinel and oxide layer formation, electrolyte infiltration, and ...
Serhii Yaroshevskyi   +7 more
wiley   +1 more source

Development of an online research platform for use in a large-scale multicentre study. [PDF]

open access: yesBJS Open, 2021
Godden AR   +5 more
europepmc   +1 more source

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