Results 61 to 70 of about 973,014 (201)

Hydrothermally Synthesized ZnCr- and NiCr-Layered Double Hydroxides as Hydrogen Evolution Photocatalysts

open access: yesMolecules
The layered double hydroxides (LDHs) of transition metals are of great interest as building blocks for the creation of composite photocatalytic materials for hydrogen production, environmental remediation and other applications. However, the synthesis of
Sergei A. Kurnosenko   +7 more
doaj   +1 more source

A Novel Method of Probing the Fractional Composition of Nanosystems

open access: yesKONA Powder and Particle Journal, 2014
The article presents a comparison of the traditional methods to investigate the fractional composition of nanosized powders, namely atomic force microscopy (AFM), scanning electron microscopy (SEM), dynamic light ...
Alexander S. Kozlov   +3 more
doaj   +1 more source

Direct measurements of DOCO isomers in the kinetics of OD+CO [PDF]

open access: yes, 2017
Quantitative and mechanistically-detailed kinetics of the reaction of hydroxyl radical (OH) with carbon monoxide (CO) have been a longstanding goal of contemporary chemical kinetics.
Bjork, Bryce J.   +6 more
core   +2 more sources

Modelling acid attack of oil-well cement exposed to carbonated brine: effect of specimen geometry on experimental results [PDF]

open access: yes, 2019
In recent years, the authors and co-workers have developed a diffusion-reaction model for the degradation process of oil-well cements exposed to carbonated brines in the context of CO2 capture and storage in abandoned oil reservoirs.
Barandiarán Villegas, Lucía Belén   +3 more
core  

Synthesis, Characterization and Copolymerization of N-(phenylamino)maleimide with MMA

open access: yesE-Journal of Chemistry, 2007
The free radical copolymerization of N-(phenylamino)maleimide (N-PAMI) was carried. The copolymerization with methyl methacrylate (MMA) was performed at 65°C with AIBN as the initiator in THF solvent.
B. L. Hiran   +3 more
doaj   +1 more source

An analysis of artificial viscosity effects on reacting flows using a spectral multi-domain technique [PDF]

open access: yes
Standard techniques used to model chemically-reacting flows require an artificial viscosity for stability in the presence of strong shocks. The resulting shock is smeared over at least three computational cells, so that the thickness of the shock is ...
Hussaini, M. Y.   +2 more
core   +1 more source

On the multistationarity of chemical reaction networks

open access: yes, 2019
We present a new conjecture about a necessary condition that a (bio)chemical network has to satisfy for it to exhibit multistationarity. According to a Theorem of Feliu and Wiuf [27, 12], the conjecture is known for strictly monotonic kinetics.
Kaufman, Marcelle, Soulé, Christophe
core   +1 more source

Kinetic Isotope Effect in the Unfolding of a Protein Secondary Structure: Calculations for Beta-Sheet Polyglycine Dimers as a Model

open access: yesBiomolecules
In the present work, we performed calculations of the kinetic isotope effect (KIE) on H/D, 14N/15N, 16O/18O, and 12C/13C isotopic substitution in the dissociation of beta-sheet polyglycine dimers of different lengths into two monomer chains.
Alexey O. Yanshin   +2 more
doaj   +1 more source

Time-dependent corrections to effective rate and event statistics in Michaelis-Menten kinetics

open access: yes, 2010
We generalize the concept of the geometric phase in stochastic kinetics to a noncyclic evolution. Its application is demonstrated on kinetics of the Michaelis-Menten reaction.
Nemenman, I., Sinitsyn, N. A.
core   +1 more source

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