Results 31 to 40 of about 4,570,024 (235)

Prediction of in situ strengths and matrix cracking in composites under transverse tension and in-plane shear [PDF]

open access: yes, 2006
A criterion for matrix failure of laminated composite plies in transverse tension and in-plane shear is developed by examining the mechanics of transverse matrix crack growth.
Allen   +39 more
core   +1 more source

Performance and Mechanism Analysis of Nano-silica Sol Modified Cement-based Materials

open access: yesTaiyuan Ligong Daxue xuebao, 2023
In view of the problems of low early strength and weak deformation resistance of ordinary cement-based materials, the cement-based materials were modified by nano-silica sol.
Haocheng SUN   +5 more
doaj   +1 more source

Contact nucleation: in situ and ex situ observations of surface damaging [PDF]

open access: yes, 1990
To investigate the damaging done to a crystal surface potassium dihydrogen phosphate, KDP and potassium hydrogen phthalate, KAP) due to a crystal-rod contact, both ex situ and in situ experiments were performed and the impact sites studied either using ...
Elwenspoek, M.C.   +1 more
core   +4 more sources

Effects of preconditioning and extrusion of linseed on the ruminal biohydrogenation of fatty acids. 2. In vitro and in situ studies [PDF]

open access: yes, 2006
The extent and/or intermediates of ruminal biohydrogenation (BH) of fatty acids (FA) were investigated in vitro and in situ using a raw, pre-conditioned or extruded blend of linseed and wheat bran (70:30).
Akraim, Fowad   +3 more
core   +1 more source

Design of Metformin HCl and Moxifloxacin HCl Loaded Thermosensitive In Situ Gel

open access: yesJournal of Research in Pharmacy, 2022
: Corneal neovascularization (CNV) is a serious ocular surface disease that causes the cornea to lose its transparent structure. It is a difficult disease to treat, so different drugs and different carrier systems are tried in the treatment of the ...
Polat Metformin HCl   +3 more
semanticscholar   +1 more source

Gray Relational Analysis Optimization for Coalbed Methane Blocks in Complex Conditions Based on a Best Worst and Entropy Method

open access: yesApplied Sciences, 2019
The uncertainty and complexity of the geological parameters of coalbed methane (CBM) reservoirs may result in the assignment of atypical exact values to a whole block.
Guofei Zhao   +4 more
doaj   +1 more source

[ INCISO ] [PDF]

open access: yes, 2020
La sección [INCISO] sólo tiene numeración interna y no es indexada. Recoge manifestaciones artísticas de la región de Valparaíso, Chile, expuestas en el formato de la revista Panambí, tales como fotografías, dibujos, manifiestos, escritos experimentales,
in Situ, Obra
core   +2 more sources

Lotus Leaf-Inspired Corrosion-Resistant and Robust Superhydrophobic Coating for Oil–Water Separation

open access: yesBiomimetics
With daily oil consumption approaching 100 million barrels, the global demand continues to generate significant quantities of oily wastewater during oil extraction, refining, and transportation, and the development of effective oil–water separation ...
Wenhui Tu   +7 more
doaj   +1 more source

Hydrophobic zeolite modification for in situ peroxide formation in methane oxidation to methanol

open access: yesScience, 2020
Confining peroxide to make methanol In principle, hydrogen peroxide would be an efficient oxidant for the conversion of methane to methanol under mild conditions.
Zhu Jin   +10 more
semanticscholar   +1 more source

Tuning the Kinetics of Zinc‐Ion Insertion/Extraction in V2O5 by In Situ Polyaniline Intercalation Enables Improved Aqueous Zinc‐Ion Storage Performance

open access: yesAdvances in Materials, 2020
Rechargeable zinc‐ion batteries (ZIBs) are emerging as a promising alternative for Li‐ion batteries. However, the developed cathodes suffer from sluggish Zn2+ diffusion kinetics, leading to poor rate capability and inadequate cycle life.
Sucheng Liu   +9 more
semanticscholar   +1 more source

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