Results 41 to 50 of about 956,920 (209)

Analysis of electric field distribution at air gap defect and its influencing factors in mine-used high-voltage cable insulatio

open access: yesGong-kuang zidonghua, 2018
In order to know influence factors and laws of electric field distribution with air gap defects in cable insulation, taking mine-used high-voltage XLPE cable as research object, ANSYS finite element software was used to establish cable structure model ...
YANG Shuo   +5 more
doaj   +1 more source

Size Prediction of Railway Switch Gap Based on RegARIMA Model and LSTM Network

open access: yesIEEE Access, 2020
Railway turnout is one of the weakest elements in railway infrastructure, whose normal operation is directly related to the safety of the passing trains. The railway switch gap is an important part of the indication mechanism of the turnout.
Chao Li, Linhai Zhao, Baigen Cai
doaj   +1 more source

Correlation between Thickness, Grain Size and Optical Band Gap of CdI2 Film [PDF]

open access: yesEngineering and Technology Journal, 2009
Structural and optical property was studied as a function of film thickness forthermally evaporated CdI2 films. Stoichiometric films (up to 250 nm thickness) showinghexagonal structure, and good c-axis alignment normal to glass substrate plane ...
Modaffer A. Mohammed
doaj   +1 more source

Forest gaps regulate seed germination rate and radicle growth of an endangered plant species in a subtropical natural forest

open access: yesPlant Diversity, 2022
The survival rate of Castanopsis kawakamii from seed to seedling is relatively low, leading to difficulties in the regeneration of its natural forests. Forest gaps play a vital role in plant regeneration and biodiversity maintenance in forest ecosystems.
Jing Zhu   +6 more
doaj   +1 more source

Hydrothermal synthesis of CdO nanoparticles for photocatalytic and antimicrobial activities

open access: yesResults in Materials, 2019
CdO is an II-IV group n-type semiconductor coming under the non stochiometric condition such as interstitial cadmium or oxygen vacancies. CdO nanoparticles having the direct band gap of 2.5 ​eV with an indirect band gap of 1.96 ​eV.
Gopi Somasundaram   +3 more
doaj   +1 more source

The Effect of Precursor Concentration on the Particle Size, Crystal Size, and Optical Energy Gap of CexSn1−xO2 Nanofabrication

open access: yesNanomaterials, 2021
In the present work, a thermal treatment technique is applied for the synthesis of CexSn1−xO2 nanoparticles. Using this method has developed understanding of how lower and higher precursor values affect the morphology, structure, and optical properties ...
Naif Mohammed Al-Hada   +17 more
doaj   +1 more source

Analysis of Fire Resistance Performance of Double Swing Fire Doors Using Thermo-Mechanical Model Depending on Gap Size

open access: yesFire
Fire doors are installed between compartments to prevent the spread of fire. During a fire, the temperature difference between the exposed and unexposed surfaces induces bending deformation of the door, thereby reducing its fire resistance performance ...
Bohyuk Lim   +6 more
doaj   +1 more source

Effect of precursor concentration on physical properties of nebulized spray deposited In2S3 thin films

open access: yesJournal of Asian Ceramic Societies, 2016
The present work investigates the effect of precursor concentration (mc) on the structural, optical, morphological and electrical conductivity properties of In2S3 thin films grown on amorphous glass substrates by nebulized spray pyrolysis (NSP) technique.
J. Raj Mohamed, L. Amalraj
doaj   +1 more source

Temperature Effect on Structural and Optical Characteristics of Solution-processed Polytriarylamine (PTAA) Thin Films for Optoelectronic Applications

open access: yesASM Science Journal, 2021
Polytriarylamine (PTAA) is a promising yet trending organic semiconductor material in which has unique characteristics that are low-cost fabrication, flexible and stable in room condition.
ABDUL ISMAIL ABDUL RANI   +6 more
doaj   +1 more source

Influence of technical characteristics on the rolling shear properties of cross laminated timber by modified planar shear tests

open access: yesMaderas: Ciencia y Tecnología, 2018
Rolling shear properties of cross laminated timber are important mechanical properties for its structural application. To evaluate the influence of technical characteristics such as edge-gluing and gap size in the cross layers, on the measurement of ...
Zhiqiang Wang   +4 more
doaj  

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