Results 1 to 10 of about 1,507,125 (120)

Comparison of rumen bacterial communities between yaks (Bos grunniens) and Qaidam cattle (Bos taurus) fed a low protein diet with different energy levels

open access: yesFrontiers in Microbiology, 2022
The yak (Bos grunniens), an indigenous bovine on the Qinghai-Tibetan plateau (QTP), is reported to digest low quality forage to a greater extent and to require less protein and energy for maintenance than the introduced Qaidam cattle (Bos taurus ...
Hu Liu   +9 more
doaj   +1 more source

Investigation of Energy Levels of Small Vacancy Clusters in Proton Irradiated Silicon by Laplace Photoinduced Transient Spectroscopy

open access: yesCrystals, 2022
Laplace photoinduced transient spectroscopy has been applied to determine the electronic properties and concentrations of deep traps in high purity n-type silicon irradiated with high fluences of 23-MeV protons. From the temperature dependence of thermal
Paweł Kamiński   +4 more
doaj   +1 more source

Wear Resistance of Spark Ignition Engine Piston Rings in Hydrogen-Containing Environments

open access: yesEnergies, 2021
We describe the external and internal hydrogen interaction on contacting surfaces in the “cylinder–piston rings” friction coupling. Under the influence of high temperatures and pressure, the oil in the combustion chamber at a temperature up to 1473 K ...
Myroslav Kindrachuk   +9 more
doaj   +1 more source

Application of poly-energy implantation with H+ ions for additional energy levels formation in GaAs dedicated to photovoltaic cells [PDF]

open access: yesArchives of Electrical Engineering, 2019
The aim of this article is to present the results of research aimed at confirmation whether it is possible to form an intermediate band in GaAs implantation with H+ ions.
Paweł Węgierek, Justyna Pietraszek
doaj   +1 more source

MXene Contact Engineering for Printed Electronics

open access: yesAdvanced Science, 2023
MXenes emerging as an amazing class of 2D layered materials, have drawn great attention in the past decade. Recent progress suggest that MXene‐based materials have been widely explored as conductive electrodes for printed electronics, including ...
Zhiyun Wu   +3 more
doaj   +1 more source

Theoretical study of structural and electronic properties of small GanNn clusters (n=1-10) and their isomers [PDF]

open access: yesشیمی کاربردی روز, 2016
In this study, structural and electronic properties of GanNn clusters (n=1-10) are investigated using formalism of density functional theory (DFT) and projector augmented plane waves (PAW) within VASP software package.
حیدرعلی شفیعی گل   +1 more
doaj   +1 more source

Investigation of nuclear structure for 142/54 Xe 88 isotope using interacting boson model

open access: yesKuwait Journal of Science, 2023
The interacting boson model (IBM-1) is appropriate for describing nuclear levels of positive parity of even–even nuclei only. IBM-1 was used to calculate energy ratios, energy levels, and energy transitions for 142/54 Xe 88 isotope that belongs to mixed ...
Alya'a Abdulkadhim Sabry
doaj   +1 more source

Level Structure of 58Cu Within Modified Surface Delta-Interaction

open access: yesEast European Journal of Physics, 2022
The nuclear shell model with modified surface delta interaction MSDI was used to calculate the values of energy levels of the copper nucleus 58Cu. The neutron and proton in the model space 1p3/2 0f5/2 1p1/2 of the copper nucleus occur outside the closed
Dalal N. Hameed, Ali K. Hasan
doaj   +1 more source

Chlorination: An Effective Strategy for High‐Performance Organic Solar Cells

open access: yesAdvanced Science, 2020
This work summarizes recent developments in polymer solar cells (PSCs) prepared by a chlorination strategy. The intrinsic property of chlorine atoms, the progress of chlorinated polymers and small molecules, and the synergistic effect of chlorination ...
Qiaoqiao Zhao, Jianfei Qu, Feng He
doaj   +1 more source

Superstructure and Distorted-Wave Codes and Their Applications

open access: yesAtoms, 2022
There have been many observations of the solar and astrophysical spectra of various ions. The diagnostics of these observations require atomic data that include energy levels, oscillator strengths, transition rates, and collision strengths.
Anand K. Bhatia
doaj   +1 more source

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