Results 91 to 100 of about 3,072,947 (255)

Co-occurrence of resonant activation and noise-enhanced stability in a model of cancer growth in the presence of immune response

open access: yes, 2006
We investigate a stochastic version of a simple enzymatic reaction which follows the generic Michaelis-Menten kinetics. At sufficiently high concentrations of reacting species, the molecular fluctuations can be approximated as a realization of a Brownian
A. Ochab-Marcinek   +14 more
core   +1 more source

Complex Reaction Kinetics in Chemistry: A unified picture suggested by Mechanics in Physics [PDF]

open access: yes, 2018
Complex biochemical pathways or regulatory enzyme kinetics can be reduced to chains of elementary reactions, which can be described in terms of chemical kinetics.
Agliari, Elena   +4 more
core   +3 more sources

Effects of a health education intervention on hypertension-related knowledge, prevention and self-care practices in Nigerian retirees: a quasi-experimental study

open access: yesArchives of Public Health, 2019
Background Education is vital to increasing knowledge, improving prevention and self-care practices for hypertension in older adults. This study aimed to determine the effectiveness of a health education intervention in improving hypertension (HT ...
Eyuche L. Ozoemena   +9 more
doaj   +1 more source

Muscle Synergies Reliability in the Power Clean Exercise

open access: yesJournal of Functional Morphology and Kinesiology, 2020
Muscle synergy extraction has been utilized to investigate muscle coordination in human movement, namely in sports. The reliability of the method has been proposed, although it has not been assessed previously during a complex sportive task.
Paulo D. G. Santos   +5 more
doaj   +1 more source

Specific features of the kinetics of singlet fission in organic semiconductors. The effect of kinetic curves crossing [PDF]

open access: yesarXiv, 2018
Experimental investigations of magnetic field dependent kinetics of singlet fission (SF)processes in some organic semiconductors [i.e. splitting of excited singlet (S_1) state into a triplet exciton pair] have revealed the important specific feature of obtained kinetic curves, associated with decaying intensities I(t) of fluorescence from S_1-state ...
arxiv  

A Prospectus on Kinetic Heliophysics [PDF]

open access: yes, 2017
Under the low density and high temperature conditions typical of heliospheric plasmas, the macroscopic evolution of the heliosphere is strongly affected by the kinetic plasma physics governing fundamental microphysical mechanisms. Kinetic turbulence, collision less magnetic reconnection, particle acceleration, and kinetic instabilities are four poorly ...
arxiv   +1 more source

Quantum Kinetic Theory V: Quantum kinetic master equation for mutual interaction of condensate and noncondensate [PDF]

open access: yes, 1999
A detailed quantum kinetic master equation is developed which couples the kinetics of a trapped condensate to the vapor of non-condensed particles. This generalizes previous work which treated the vapor as being undepleted.
arxiv   +1 more source

RELEASE KINETICS – CONCEPTS AND APPLICATIONS

open access: yesInternational Journal of Pharmacy Research & Technology, 2019
he release of drug from the formulations plays significant role especially when it comes to modified release as well as in immediate release dosage forms.
M. Paarakh   +3 more
semanticscholar   +1 more source

Nonlinear instability of density-independent orbital-free kinetic energy functionals [PDF]

open access: yes, 2004
We study in this article the mathematical properties of a class of orbital-free kinetic energy functionals. We prove that these models are linearly stable but nonlinearly unstable, in the sense that the corresponding kinetic energy functionals are not bounded from below.
arxiv   +1 more source

Findings from a visibility survey in the construction industry

open access: yesTransportation Research Interdisciplinary Perspectives, 2019
The current study documented worker ratings of visibility on common pieces of construction equipment. Participants (n = 57) were recruited from a health and safety training facility to complete a custom visibility survey.
Mallorie Leduc   +3 more
doaj  

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