Results 81 to 90 of about 2,979,846 (222)

Mesoscopic description of reactions under anomalous diffusion: A case study [PDF]

open access: yes, 2006
Reaction-diffusion equations deliver a versatile tool for the description of reactions in inhomogeneous systems under the assumption that the characteristic reaction scales and the scales of the inhomogeneities in the reactant concentrations separate. In the present work we discuss the possibilities of a generalization of reaction-diffusion equations ...
arxiv   +1 more source

Influence of practice on visual reaction time

open access: yesJournal of Mahatma Gandhi Institute of Medical Sciences, 2014
Background: The present study was aimed to see the effect of practice on visual information processing speed. Reaction time is one of the important physiological parameters, which gives information how fast and quickly person responses.
Tejas P Ghuntla   +3 more
doaj   +1 more source

Evaluating the effects of traffic noise on reaction time and rate of error in drivers′ movement time estimation

open access: yesInternational Journal of Environmental Health Engineering, 2015
Aims: The present study aimed to investigate the relationship between traffic noise and drivers′ reaction time (RT) and their error in estimates of movement time.
Iraj Alimohammadi   +4 more
doaj   +1 more source

AUDIO- VISUAL REACTION TIME IN INDIAN CLASSICAL SINGERS

open access: yesNational Journal of Medical Research, 2017
Introduction: Audiovisual Reaction Time involves the time period taken for the response to auditory or visual stimuli which depends on the intactness of the sensory and the motor system.
Yuvraj Gharu, Luxmi Gharu
doaj  

Nonnegative multiplicative controllability for semilinear multidimensional reaction-diffusion equations [PDF]

open access: yesarXiv, 2020
In this paper we consider a multidimensional semilinear reaction-diffusion equation and we obtain at any arbitrary time an approximate controllability result between nonnegative states using as control term the reaction coefficient, that is via multiplicative controls.
arxiv  

Changes in reaction time after yoga bellows-type breathing in healthy female volunteers

open access: yesInternational Journal of Yoga, 2018
Background: Previously, yoga bellows-type breathing (bhastrika pranayama) reduced reaction time (RT) or reduced anticipatory responses in male participants or a mixed group of male and female participants. Aims: The present study as a control trial aimed
Shirley Telles   +3 more
doaj   +1 more source

Reaction Times of Different Branch Athletes and Correlation between Reaction Time Parameters

open access: yesProcedia - Social and Behavioral Sciences, 2014
AbstractThe purpose of this study was to examine the reaction times of athletes engaged with different sports branches and to examine the correlation between auditory, visual and multiple reaction time parameters. 215 male athletes in different sport branches and 44 non-athlete males participated the study.As a conclusion non-athletes’ reaction time ...
Atan, Tulin, Akyol, Pelin
openaire   +3 more sources

Falsas memórias e tempo de reação: estudo com o procedimento de palavras associadas

open access: yesPsychologica, 2014
Falsas Memórias (FM) são baseadas em erros da memória e ocorrem quando as pessoas lembram‑se de situações que não aconteceram, eventos não presenciados, ou então, as lembranças dos fatos ocorridos são lembrados de maneira distorcida.
Arthur Siqueira de Sene   +2 more
doaj   +1 more source

Reversible A <-> B reaction - diffusion process with initially mixed reactants: boundary layer function approach [PDF]

open access: yesarXiv, 2008
The reversible A <-> B reaction-diffusion process, when species A and B are initially mixed and diffuse with different diffusion coefficients, is investigated using the boundary layer function method. It is assumed that the ratio of the characteristic time of the reaction to the characteristic time of diffusion is taken as a small parameter of the task.
arxiv  

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