Results 31 to 40 of about 767,218 (239)

Asymmetric effect of mechanical stress on the forward and reverse reaction catalyzed by an enzyme. [PDF]

open access: yesPLoS ONE, 2014
The concept of modulating enzymatic activity by exerting a mechanical stress on the enzyme has been established in previous work. Mechanical perturbation is also a tool for probing conformational motion accompanying the enzymatic cycle.
Collin Joseph   +3 more
doaj   +1 more source

Anisotropic viscous dissipation in transient reconnecting plasmas [PDF]

open access: yes, 2010
Aims. We examine the global energy losses associated with reconnecting coronal plasmas. Methods. Using planar magnetic reconnection simulations we compute resistive and bulk viscous losses in transient coronal plasmas.
I. J. D. Craig, Craig, Ian J.D.
core   +1 more source

The reaction-diffusion basis of animated patterns in eukaryotic flagella

open access: yesNature Communications, 2023
The flagellar beat of bull spermatozoa and C. Reinhardtii are modelled by a minimal, geometrically exact, reaction-diffusion system. Spatio-temporal animated patterns describe flagellar waves, analogous to chemical-patterns from classical reaction ...
James F. Cass   +1 more
doaj   +1 more source

Global patterns of diapycnal mixing from measurements of the turbulent dissipation rate [PDF]

open access: yes, 2014
The authors present inferences of diapycnal diffusivity from a compilation of over 5200 microstructure profiles. As microstructure observations are sparse, these are supplemented with indirect measurements of mixing obtained from (i) Thorpe-scale ...
Carter, Glenn S.   +20 more
core   +1 more source

Degradation dynamics of an oxime carbamate insecticide (methomyl) in aqueous medium of varying pH under laboratory simulated condition

open access: yesOrbital: The Electronic Journal of Chemistry, 2011
Laboratory degradation studies were performed in water at pH 4.0, 7.0 and 9.2 using methomyl (Lannate 12.5 L) formulation at the rates of 1.0 (T1) and 2.0 (T2) µgmL-1.
Md. Wasim Aktar   +3 more
doaj   +1 more source

Effects of the excited states on electron kinetics and power absorption and dissipation in inductively coupled Ar plasmas

open access: yesAIP Advances, 2022
The effects of the excited states on electron kinetics as well as plasma power absorption and dissipation are numerically studied in radio frequency low-pressure inductively coupled Ar plasmas.
Wei Yang, Fei Gao, You-Nian Wang
doaj   +1 more source

The Dissipation Behavior and Risk Assessment of Carbendazim Under Individual and Joint Applications on Peach (Amygdalus persica L.)

open access: yesJournal of Food Protection, 2023
Dissipation, residue levels, and ingestion risks of carbendazim in peach (Amygdalus persica L.) were investigated with individual and joint applications in the present study.
Mingrong Qian   +6 more
doaj   +1 more source

Lagrangian measurements of turbulent dissipation over a shallow tidal flat from pulse coherent Acoustic Doppler Profilers [PDF]

open access: yes, 2012
We present high resolution (25 mm spatial, 8 Hz temporal) profiles of velocity measured over a shallow tidal flat using pulse-coherent Acoustic Doppler Profilers mounted on surface drifters.
Mullarney, Julia C.   +3 more
core   +1 more source

Dynamics of the Dissipation of Acetamiprid, Azoxystrobin, and β-Cyfluthrin in Jalapeño Pepper (Capsicum annuum L.) Produced Under Greenhouse and Open-Field Conditions

open access: yesFoods
Pepper is one of the most widely consumed foods around the world. China is the leading producer, while Mexico is the primary exporter. To support these roles, the responsible use of agrochemicals is essential.
Luis Alfonso Jiménez-Ortega   +5 more
doaj   +1 more source

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