Results 11 to 20 of about 19,447,717 (261)

Reaction yield oscillates over reaction time in first-order chemical reactions. [PDF]

open access: yesRSC Adv
The yield of a first-order chemical reaction normally has a unimodal trend over reaction time. In other words, once the population of a product decreases, it will normally never increase again by elongating the reaction time.
Harabuchi Y   +5 more
europepmc   +2 more sources

Composite reaction time and variability correlate with whole-brain white-matter characteristics. [PDF]

open access: yesImaging Neurosci (Camb)
The relationship between processing speed and brain network characteristics has been widely studied, yet the results remain inconsistent. While many studies have linked processing speed to the microstructure of white matter, discrepancies arise due to ...
Messaritaki E   +5 more
europepmc   +2 more sources

Development and Evaluation of Real-Time Reverse Transcription Polymerase Chain Reaction Test for Quantitative and Qualitative Recognition of H5 Subtype of Avian Influenza Viruses [PDF]

open access: yesArchives of Razi Institute, 2020
Avian influenza viruses (AIV) affect a wide range of birds and mammals, cause severe economic damage to the poultry industry, and pose a serious threat to humans.
S.G. Mirzaei, A. Shoushtari, A. Noori
doaj   +1 more source

Choice Reaction Time in Different Phases of the Menstrual Cycle in Healthy Females: A Cross-sectional Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2023
Introduction: The gonadal hormone output of females fluctuates monthly, and the endometrium, ovaries, and other genital organs undergo physical changes.
PARIKSHIT MULEY   +5 more
doaj   +1 more source

Effect of Yoga Nidra on visual reaction time in young medical students: A cross-sectional interventional study

open access: yesNational Journal of Physiology, Pharmacy and Pharmacology, 2023
Background: Yoga Nidra is an ancient meditative relaxation technique known to relieve stress. Its impact on reaction time has not been studied. Aim and Objective: The aim of our study was to study the effect of Yoga Nidra on visual reaction time ...
Ritu Bajpai   +5 more
doaj   +1 more source

Effect of low volume background instrumental flute music on visual reaction time: a cross sectional interventional study

open access: yesNational Journal of Physiology, Pharmacy and Pharmacology, 2022
Background: Music is believed to affect the cognitive function. However, there is conflicting evidence about the effect of background music on the same. Few studies have been done on the effect of instrumental music on cognition.
Ritu Bajpai   +4 more
doaj   +1 more source

A study to assess reaction time and its association with adiposity indices in healthy individuals in Uttarakhand

open access: yesJournal of Primary Care Specialties, 2022
Introduction: Reaction time is the central indicator of the central nervous system's sensorimotor coordination and processing skills, as well as coordinated peripheral movement response.
Praveen Kumar Singh   +3 more
doaj   +1 more source

Formamidinium Lead Bromide (FAPbBr3) Perovskite Microcrystals for Sensitive and Fast Photodetectors

open access: yesNano-Micro Letters, 2018
Because of the good thermal stability and superior carrier transport characteristics of formamidinium lead trihalide perovskite HC(NH2)2PbX3 (FAPbX3), it has been considered to be a better optoelectronic material than conventional CH3NH3PbX3 (MAPbX3 ...
Fengying Zhang   +6 more
doaj   +1 more source

Correlation of noise level exposure on the reaction time of workers at a manufacturing company in Bandung, Indonesia

open access: yesHealth Science Journal of Indonesia, 2020
Latar Belakang: Para pekerja sering kali terpaksa berhadapan dengan kebisingan tinggi ditempat kerja. Kebisingan mengganggu perhatian yang diperlukan terus-menerus dan menurunkan produktivitas kerja, oleh sebab itu pekerja yang melakukan pengamatan dan ...
Herqutanto Herqutanto   +4 more
doaj   +1 more source

Program of Seven 45-min Dry Immersion Sessions Improves Choice Reaction Time in Parkinson’s Disease

open access: yesFrontiers in Physiology, 2021
The study hypothesis held that in subjects with Parkinson’s disease (PD), the reaction time (RT) tests of the higher cognition demand would have more readily improved under the program of analog microgravity (μG) modeled with “dry” immersion (DI).
Alexander Yu. Meigal   +3 more
doaj   +1 more source

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