Results 21 to 30 of about 1,206,624 (296)

Techno-economic evaluation of reducing shielding gas consumption in GMAW whilst maintaining weld quality [PDF]

, 2012
A new method of supplying shielding gases in an alternating manner has been developed to enhance the efficiency of conventional gas metal arc welding (GMAW).
Campbell, Stuart, Galloway, Alexander, McPherson, Norman   +2 more
core   +4 more sources

Impact of the Ceiling-Mounted Radiation Shielding Position on the Physician’s Dose from Scatter Radiation during Interventional Procedures

Radiology Research and Practice, 2018
The effect of the ceiling-mounted radiation shielding on the amount of the scatter radiation was assessed under conditions simulating obese patients for clinically relevant exposure parameters.
Lucie Sukupova, Ondrej Hlavacek, Daniel Vedlich   +2 more
doaj   +1 more source

Hybrid knitted fabric for electromagnetic radiation shielding

, 2020
Today we can't imagine our life without electricity and technology, transport and television. In the information age, computers, the Internet, cell phones, and smartphones are helpers for everyday needs. However, our environment and comfortable living in
Vlasenko, Viktoriia, Kyzymchuk, Olena, Tunáková, Veronika, Arabuli, Svitlana, Ocheretna, Larysa, Bajzík, Vladimír, Tunák, Maroš   +6 more
core   +1 more source

A New Shielding Curtain for Protection of Intraoperative Radiation During Minimally Invasive Spine Surgery [PDF]

Neurospine, 2020
Objective Gradually increasing number of minimally invasive spine surgery (MISS), there is an increasing risk of radiation exposure to medical personnel during the surgery.
Se Hoon Park, Myeong Jin Ko, Yong Sook Park, Jaehan Yun, Hongsik Byun, Seung Won Park   +5 more
doaj   +1 more source

Influence of combining Al2O3, La2O3, Gd2O3, and Dy2O3 with barium borosilicate glass-ceramics: a case study of gamma radiation interaction parameters

Journal of Materials Research and Technology, 2022
The goal of this investigation is to test the barium boro-silicate glass-ceramics with different additives against gamma radiation using the FLUKA Monte Carlo code. On four different glass-ceramics samples, the effect of an equal quantity of Al2O3, La2O3,
A.M.A. Mostafa, B.O. Elbashir, Shams A.M. Issa, M.A.M. Uosif, Antoaneta Ene, Merfat Algethami, Omemh Bawazeer, E.F. El Agammy, Hesham M.H. Zakaly   +8 more
doaj   +1 more source

Evaluation of gas metal arc welding with alterating shielding gases for use on AA6082T6 [PDF]

, 2012
Studies have been carried out to determine the effects of implementing alternating shielding gases for 6082T6 aluminium alloy welding. Alternating shielding gases is a newly developed method of supplying shielding gases to the weld area to enhance the ...
Gillies, Andrew, Campbell, Stuart, Galloway, Alexander, McPherson, Norman   +3 more
core   +4 more sources

Advancements and environmental considerations in portland cement-based radiation shielding concrete: Materials, properties, and applications in nuclear power plants– review

Cleaner Engineering and Technology
Radiation Shielding Concrete plays a critical role in safeguarding against ionizing radiation, in nuclear power plants, medical facilities, and other radiation-sensitive environments.
Balamurali Kanagaraj, N. Anand, Samuvel Raj, Eva Lubloy   +3 more
doaj   +1 more source

Arc pressure and weld metal fluid flow whilst using alternating shielding gases Part 1 : arc pressure measurement [PDF]

, 2013
As part of an ongoing process to fully evaluate the effects of an alternating shielding gas supply on gas shielded welding processes, a comparison between the arc pressures generated using argon, helium, alternating shielding gases and pulsed GTAW has ...
Campbell, Stuart, Galloway, Alexander, McPherson, Norman   +2 more
core   +4 more sources

Durability assessment of mechanochemically activated geopolymer concrete with a low molarity alkali solution

Case Studies in Construction Materials
The prevailing practices of geopolymer concrete (GC) preparation use a high concentration of alkali activators, which is uneconomical. It is imperative to develop GC of low-concentration activators with enhanced durability for field implementation ...
Ashita Singh, Sudhir Singh Bhadauria, Akshay Anil Thakare, Anil Kumar, Manish Mudgal, Sandeep Chaudhary   +5 more
doaj   +1 more source

Comparative effectiveness of the EggNest complete shielding system to standard shielding in the Cath lab

American Heart Journal Plus
Background: This study evaluated the effectiveness of scatter radiation reduction with the EggNest Complete shielding system compared to standard catheterization laboratory shielding.
Robert F. Riley, Jacob Kamen, Ashley Tao, Daniel Gomez-Cardona   +3 more
doaj   +1 more source