Results 51 to 60 of about 1,506,118 (205)

Investigation on radiation shielding parameters of cerrobend alloys

open access: yesNuclear Engineering and Technology, 2017
In this study, to determine the most effective alloy for shielding against gamma-rays, the gamma-ray shielding parameters of six types of cerrobend alloys have been investigated.
Borhan Tellili   +2 more
doaj   +1 more source

A possible explanation of the dependence of the Q-value on the accelerating gradient for the LEP superconducting cavities [PDF]

open access: yes, 1996
A mechanism to explain the decrease of the Q-value at high field in superconducting cavities for accelerator application is proposed and compared with experiment.
Weingarten, Wolfgang
core  

Unequal Intra-layer Coupling in a Bilayer Driven Lattice Gas

open access: yes, 1999
The system under study is a twin-layered square lattice gas at half-filling, being driven to non-equilibrium steady states by a large, finite `electric' field.
A. Achahbar   +9 more
core   +2 more sources

Pembuatan Model Uji Nilai Tebal Paruh (Hvl) Pesawat Konvensional Sinar-x Menggunakan Pengolahan Citra Digital [PDF]

open access: yes, 2013
Designed of software application half value layer (HVL) which uses digital image processing has been use measurement HVL of X-ray conventional that is designed by using Borland Delphi 7.0 program. The system used as a simple tool for quality control (QC)
Maulana, H. (Hayat)   +1 more
core  

The global structure of thin, stratified "alpha"-discs and the reliability of the one layer approximation

open access: yes, 2000
We report the results of a systematic comparison between the vertically averaged model and the vertically explicit model of steady state, Keplerian, optically thick "alpha"-discs.
Balbus   +21 more
core   +1 more source

Three-layered electro-osmosis modulated blood flow through a micro-channel [PDF]

open access: yes, 2018
Electrokinetic peristaltic multi-layered transport is considered in a micro-channel under the action of an axial electrical field. Three different layers i.e.
Beg, OA   +3 more
core   +2 more sources

Pb-free Radiation Shielding Glass Using Coal Fly Ash

open access: yesJournal of Mathematical and Fundamental Sciences, 2015
In this work, Pb-free shielding glass samples were prepared by the melt quenching technique using subbituminous fly ash (SFA) composed of xBi2O3 : (60-x)B2O3 : 10Na2O : 30SFA (where x = 10, 15, 20, 25, 30 and 35 by wt%). The samples were investigated for
Watcharin Rachniyom   +3 more
doaj   +1 more source

Comparative Study of Radiation Shielding Parameters for Bismuth Borate Glasses [PDF]

open access: yesMaterials Research, 2016
Melt and quench technique was used for the preparation of glassy samples of the composition x Bi2O3-(1-x) B2O3 where x= .05 to .040. XCOM computer program is used for the evaluation of gamma-ray shielding parameters of the prepared glass samples. Further
Rajinder Singh Kaundal
doaj   +1 more source

Scattering by one-dimensional rough surfaces [PDF]

open access: yes, 1994
We consider the two-dimensional Dirichlet boundary value problem for the Helmholtz equation in a non-locally perturbed half-plane. We look for a solution in the form of a double-layer potential using, as fundamental solution, the Green's function for the
Chandler-Wilde, SN, Ross, CR
core  

“Unlocking” the Ground: Increasing the Detectability of Buried Objects by Depositing Passive Superstrates [PDF]

open access: yes, 2016
One of the main problems when trying to detect the position and other characteristics of a small inclusion into lossy earth via external measurements is the inclusion’s poor scattering response due to attenuation.
Valagiannopoulos, Constantinos
core   +1 more source

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