Results 61 to 70 of about 774,846 (311)

Determining Rotor Blade Multi-Mode Vibration Components

open access: yesApplied Sciences
The new algorithm presented in this paper determines the multi-mode blade vibration components when the time of blade arrival is known from an experiment.
Jerzy Manerowski   +3 more
doaj   +1 more source

Acute caffeine treatment protects the developing retina from ischemia‐induced cell death

open access: yesFEBS Open Bio, EarlyView.
Caffeine reduces cell death in the developing retina under ischemia (OGD). This effect does not involve BDNF upregulation or antioxidant pathways (NRF2/VEGF). Neuroprotection occurs mainly through adenosine A2A receptor antagonism, decreasing glutamate release and excitotoxicity, highlighting caffeine's potential as an acute neuroprotective agent in ...
Amanda Alves Nascimento   +6 more
wiley   +1 more source

KOMBINASI METODE PENJEMURAN DAN PENGERINGAN TUMPUKAN UNTUK MEMPERBAIKI MUTU BIJI KAKAO KERING

open access: yesJurnal Teknik Pertanian Lampung, 2020
Deficiencies in the drying and stacking methods of cocoa beans can be minimized by using a combination of both to improve quality. The purpose of this study was to obtain physicochemical and organoleptic quality information of dried cocoa beans produced ...
Tya Lestari   +4 more
doaj   +1 more source

Wood Permeability in Eucalyptus grandis and Eucalyptus dunnii

open access: yesFloresta e Ambiente, 2017
The objective of this study was to evaluate the flow of air and water in Eucalyptus grandis and Eucalyptus dunnii wood. Wood was collected from four trees aged 37 years in an experimental plantation of the Federal University of Lavras, Brazil.
Raphael Nogueira Rezende   +4 more
doaj   +1 more source

Sudden anaerobization in Amphibacillus xylanus increases intracellular labile ferrous iron and inhibits cell growth

open access: yesFEBS Open Bio, EarlyView.
Abruptly changing from aerobic to anaerobic conditions (sudden anaerobization) induced growth inhibition and a significant increase in intracellular labile ferrous iron in the aerotolerant anaerobe Amphibacillus xylanus. We found that free flavins mediate efficient electron transfer from NADH to ferric iron under anaerobic conditions, suggesting that ...
Shinya Kimata   +13 more
wiley   +1 more source

Categorization of R134a flow-induced vibration and noise in multi-conditions and effect of thermal load on the vibration in automobile air conditioning

open access: yesCase Studies in Thermal Engineering
The gurgling and hiss noise near thermal expansion valve (TXV) in automobile air conditioning gradually become prominent. However, the causes of noise from the flow-induced vibration (FIV) have not been confirmed.
Xin-Gang Zhu   +7 more
doaj   +1 more source

Experimental Measurements Of Air Forced Convection Through Copper Foams

open access: yes, 2012
This paper aims at investigating the air heat transfer and fluid flow through open-cells copper foam samples with different number of pores per unit of length (PPI) with constant porosity (ε=0.93) and foam core height of 40 mm.
Mancin, Simone   +3 more
core  

Influence of an External Air Flow on a System of High-Voltage Asymmetrical Electrodes

open access: yes, 2019
6 stranThe paper deals with the problem of ascertaining the value of air flow velocity necessary to prevent electric current through the motion of ionized air between two asymmetrical electrodes.
Jašíková, D.   +4 more
core   +1 more source

Value of MRI Outcomes for Preventive and Early‐Stage Trials in Spinocerebellar Ataxias 1 and 3

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To examine the value of MRI outcomes as endpoints for preventive and early‐stage trials of two polyglutamine spinocerebellar ataxias (SCAs). Methods A cohort of 100 participants (23 SCA1, 63 SCA3, median Scale for the Assessment and Rating of Ataxia (SARA) score = 5, 42% preataxic, and 14 gene‐negative controls) was scanned at 3T up ...
Thiago J. R. Rezende   +26 more
wiley   +1 more source

An experimental and theoretical study of buoyancy driven air-flow in a half-scale stairwell model

open access: yes, 1989
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The buoyancy-driven air flow and the associated energy transfer within a half-scale stairwell model have been investigated experimentally and theoretically.
Zohrabian, A.S   +1 more
core  

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