Results 41 to 50 of about 5,914,956 (186)

Structural and attenuation properties of rare-earth and barium oxide modified borate glasses for gamma ray protection

Open Chemistry
This research intends to investigate the B2O3–TiO2–BaO–ZnO–La2O3–Nd2O3 glass system’s radiation shielding characteristics at the Cs-137-, Co-60-, and Na-22-emitted energies.
Almuqrin Aljawhara H., Aloraini Dalal A., Sayyed M.I., Alwehaibi Maymunah   +3 more
doaj   +1 more source

Sub-THz Communications: Perspective and Results From the Hexa-X-II Project

IEEE Open Journal of the Communications Society
Sub-THz communications are envisioned to unlock ultra-high data rates, ultra-low latencies, and massive connectivity in future wireless systems by utilizing bandwidths of up to tens of GHz.
Italo Atzeni, Gustavo Rodrigues de Lima Tejerina, Rafael Berkvens, Hui Chen, Jean-Marc Conrat, Mar Francis De Guzman, Claude Desset, Meik Dorpinghaus, Hamed Farhadi, Gerhard Fettweis, Florian Gast, Hardy Halbauer, Rreze Halili, Katsuyuki Haneda, Ilkka Harjula, Bruno Jahan, Ramin Khayatzadeh, Pekka Kyosti, Rodolphe Legouable, Arto Lehti, Dileepa Marasinghe, Le Hang Nguyen, Sharief Saleh, Kaan Senparlak, Nuutti Tervo, Oskari Tervo, Henk Wymeersch, Bo Xu, Peize Zhang   +28 more
doaj   +1 more source

Particle size-dependent gamma shielding performance of 45B2O3–30BaO–25ZnO glass system

Open Chemistry
This study investigated the glass system 45B2O3–30BaO-25sZnO, with ‘s’ indicating the micro, nano, and micro+nano ZnO particle size. The gamma-ray shielding performance test was performed after the glass preparation process, with the test being conducted
Almuqrin Aljawhara H., Sayyed Mohammed I., Elsafi Mohamed   +2 more
doaj   +1 more source

Cadmium oxide reinforced 46V2O5–46P2O5–(8−x)B2O3–xCdO semiconducting oxide glasses and resistance behaviors against ionizing gamma rays

Journal of Materials Research and Technology, 2021
This study aimed to determine the contribution of B2O3/CdO substitution on gamma-ray attenuation behaviors of 46V2O5–46P2O5–(8−x)B2O3–xCdO (x = 0–8 mol%) glass system.
H.O. Tekin, Shams A.M. Issa, G. Kilic, Hesham M.H. Zakaly, A. Badawi, G. Bilal, H.A.A. Sidek, K.A. Matori, M.H.M. Zaid   +8 more
doaj   +1 more source

Light-induced structural changes in a monomeric bacteriophytochrome

Structural Dynamics, 2016
Phytochromes sense red light in plants and various microorganism. Light absorption causes structural changes within the protein, which alter its biochemical activity.
Heikki Takala, Stephan Niebling, Oskar Berntsson, Alexander Björling, Heli Lehtivuori, Heikki Häkkänen, Matthijs Panman, Emil Gustavsson, Maria Hoernke, Gemma Newby, Federico Zontone, Michael Wulff, Andreas Menzel, Janne A. Ihalainen, Sebastian Westenhoff   +14 more
doaj   +1 more source

The physical, structural and the gamma ray shielding effectiveness of the novel Li2O-K2O–B2O3–TeO2 glasses

Results in Physics, 2021
The purpose of this effort is to create and characterize new borate-based glass samples in terms of their physical, structural, and gamma ray shielding capabilities.
Hanan Al-Ghamdi, Aljawhara H. Almuqrin, M.I. Sayyed, Ashok Kumar   +3 more
doaj   +1 more source

Radiological Characterization of Tissue Equivalent Materials: A Computational Approach

Journal of Medical Physics
Background/Objective: Phantoms are crucial for accurate assessment of new techniques and for simulating clinical conditions safely while reducing the risk to patients.
Amandeep Sharma, Poonamjot, Simranpreet Kaur   +2 more
doaj   +1 more source

A comparative Monte Carlo simulation study on shielding features of the CaF2–CaO–B2O3–P2O5–SrO–Ta2O5 glass system against X-ray by GEANT4 and MCNPX codes

Scientific Reports
Regarding to their unique physical and mechanical features, glasses and glass–ceramics are suitable materials for shielding purposes. The present study evaluates the shielding properties of the CaF2–CaO–B2O3–P2O5–SrO–Ta2O5 glass system using Monte Carlo ...
Farzad Isazadeh, Akbar Abdi Saray
doaj   +1 more source

A Comprehensive Study on the Effect of BaSO4 on Gamma-Ray Shielding Properties of B2O3-CaO-Na2O-SiO2 Glass System, a Comparative Evaluation Using Phy-X / PSD and XMuDat Program

مجلة علوم ذي قار
The mass attenuation coefficient (μm), linear attenuation coefficients (μ), half value layer (HVL), mean free path (MFP), total atomic cross section (ACS), total electronic cross section (ECS), and effective atomic number (Zeff) are determined in this ...
Hala Wattar
doaj   +1 more source

Phy-Flux/Convection-permitting-EPS-Up-scaling-: UpS_algorithms

, 2021
The code provides two alternative algorithms for the Up-scaling of atmospherical scalar field ...
Phy-Flux
core   +1 more source