Results 11 to 20 of about 59,015 (252)

Breakdown Gradients in SF6-N2, SF6-Air and SF6-CO2 Mixtures

open access: yesIEEE Transactions on Electrical Insulation, 1980
A method to calculate the uniform field breakdown gradients for SF6-N2, SF6-air and SF6-CO2 mixtures is discussed. Calculated values of the breakdown gradients in these mixtures are compared with experimentally measured values using plane-plane electrode configuration and direct applied voltages.
N. H. Malik, A. H. Qureshi
openaire   +3 more sources

Determination of Drainage Effective Radius of CO2 Phase Transition Fracturing Based on Time-source Method

open access: yesMeikuang Anquan, 2020
There is no uniform standard for determining the drainage effective radius of CO2 phase transition fracturing in view of the fact, we analyze the traditional measurement for drainage effective radius, clarify definition of drainage radius.
SUN Zhuoyue, YANG Dong, PEI Yue, SUN Liuwei, MA Xiaomin
doaj   +1 more source

Outcomes of air versus sulfur hexafluoride tamponade in primary rhegmatogenous retinal detachment in phakic eyes

open access: yesJournal of the Egyptian Ophthalmological Society, 2023
Purpose To evaluate the outcomes of using air versus sulfur hexafluoride (SF6) gas tamponade in management of primary rhegmatogenous retinal detachment (RRD). Study design Retrospective case-series comparative study.
Ahmed A Tabl   +3 more
doaj   +1 more source

Improving measurements of SF6 for the study of atmospheric transport and emissions [PDF]

open access: yes, 2011
Sulfur hexafluoride (SF6) is a potent greenhouse gas and useful atmospheric tracer. Measurements of SF6 on global and regional scales are necessary to estimate emissions and to verify or examine the performance of atmospheric transport models.
Butler, J. H.   +8 more
core   +3 more sources

Central-field intermolecular potentials from the differential elastic scattering of H2(D2) by other molecules [PDF]

open access: yes, 1973
Differential elastic scattering cross sections for the systems H2+ O2, SF6, NH3, CO, and CH4 and for D2+ O2, SF6, and NH3 have been obtained from crossed beam studies.
Coggiola, Michael J.   +2 more
core   +1 more source

Measurements of greenhouse gases and related tracers at Bialystok tall tower station in Poland [PDF]

open access: yes, 2009
Quasi-continuous, in-situ measurements of atmospheric CO2, O2/N2, CH4, CO, N2O, and SF6 have been performed since August 2005 at the tall tower station near Bialystok, in Eastern Poland, from five heights up to 300 m.
Gloor, M   +7 more
core   +1 more source

Research on Environmental Protection Treatment for Ex-Service SF6 Adsorbent

open access: yesIEEE Access, 2020
SF6 adsorbents absorb many toxic SF6 decomposition products, such as SOF2, SO2F2, and H2S. Ex-service SF6 adsorbents that did not undergo environmentally friendly processing will seriously harm the environment.
Gang Wei   +4 more
doaj   +1 more source

Microscopic study of the He2-SF6 trimers [PDF]

open access: yes, 2003
The He2-SF6 trimers, in their different He isotopic combinations, are studied both in the framework of the correlated Jastrow approach and of the Correlated Hyperspherical Harmonics expansion method.
A. Fabrocini   +32 more
core   +2 more sources

Experimental Investigation of the Breakdown Voltage of CO2, N2, and SF6 Gases, and CO2–SF6 and N2–SF6 Mixtures under Different Voltage Waveforms

open access: yesEnergies, 2018
This paper is devoted to a comparison study of the breakdown voltage of CO2, N2, and SF6 gases, and CO2–SF6 and N2–SF6 mixtures under different voltage waveforms, namely AC, DC, and lightning impulse voltages, in point–plane and sphere–sphere electrode ...
Abderrahmane Beroual   +2 more
doaj   +1 more source

Study on the thermal decomposition reaction process and kinetics of SF6 and tungsten [PDF]

open access: yesE3S Web of Conferences, 2023
The thermal reaction of SF6 with tungsten powder was investigated by thermogravimetry (TG) and differential scanning calorimetry (DSC), combined with the characterization of solid decomposition products of SF6 and tungsten by SEM, EDS, XPS and Raman ...
Xu Mengyuan   +10 more
doaj   +1 more source

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