Results 121 to 130 of about 22,477 (237)

Evaluation of the E3SM Version 3 Stratosphere Performance

open access: yesJournal of Advances in Modeling Earth Systems, Volume 18, Issue 10, October 2026.
Abstract The interactions between the stratosphere and the troposphere have significant impacts on human activities and Earth system variability. In the third release version of the low‐resolution Energy Exascale Earth System Model (E3SMv3), the representation of the stratosphere is improved through vertical grid refinement in the lower stratosphere ...
Wandi Yu   +10 more
wiley   +1 more source

Time series of sulfur hexafluoride SF6 concentration at MaceHead in 2011

open access: yes, 2017
Time series of sulfur hexafluoride SF6 concentration at MaceHead in ...
Alistair Manning (8020613)   +9 more
core   +1 more source

Use of 25% sulfur hexafluoride gas mixture may minimize short-term postoperative hypotony in sutureless 25-gauge pars plana vitrectomy surgery

open access: yesClinical Ophthalmology, 2013
Yoreh Barak, James W Heroman, Shlomit SchaalDepartment of Ophthalmology and Visual Sciences, University of Louisville, Louisville, KY, USABackground: The purpose of this study was to compare postoperative intraocular pressures and percentage of vitreous ...
Barak Y, Heroman JW, Schaal S
doaj  

Cenozoic tropical carbonate platforms in the Santos Basin, SE Brazilian Margin

open access: yesSedimentology, Volume 73, Issue 6, Page 2454-2487, October 2026.
ABSTRACT Tropical carbonate platforms accompanied the latitudinal shifts of the tropical belt throughout the Cenozoic. Their flat‐topped geometries were influenced by a specific set of processes, including climate and sea‐level changes, carbonate facies, tectonics and continental runoff.
Mateus Gama   +5 more
wiley   +1 more source

Natural CF4 and SF6 on Earth

open access: yes, 1998
The occurrence of CF4 and SF6 in natural fluorites (CaF2) is reported. Contents are found to be typically 200–2000 ppt-mass for CF4 and 50–100 ppt-mass for SF6. CF4 and SF6 were also detected in granites where fluorite is an accessory mineral.
Eisenhauer, Anton, Harnisch, J.
core   +1 more source

影响SF6密度控制器监控特性的因素分析

open access: yesGaoya dianqi, 2010
机械式SF6密度控制器在运行中时有误报警现象。对国内外已使用过的4类SF6密度控制器的不同结构、SF6温度、环温以及使用处海拔高度对监控特性的影响进行了分析。得出,Ⅳ型国产密度控制器质量稳定、监控精度较好;目前使用的SF6密度控制器对GCB/GIS的SF6密度具有一定的监控作用,但不能避免开关运行时出现的SF6密度示数"假高"现象,为消除密度示数"假高"、对环境温度的欠补偿和海拔影响,根本出路是开发新型智能化的SF6密度控制器。
黎斌
doaj  

SF6气体综合在线监测装置

open access: yesGaoya dianqi, 2005
介绍了SF6气体检漏和含水量检测的一般方法。通过实验室模拟研究,采用传感器技术和数字电路,开发出数字式SF6气体综合在线监测装置,实现了变电站内SF6断路器GIS中SF6气体运行状态的在线监测,可减少SF6气体的排放,并有利于电网的安全稳定运行和环境保护。
王春宁
doaj  

Maintenance of SF6 circuit breaker

open access: yes, 2019
Završni rad pod nazivom „Održavanje SF6 prekidača“ obrađuje osnovno o SF6 prekidačima i postupcima njihovog održavanja. U drugom poglavlju opisane su teorije prekidanja struja i struja kratkog spoja.
Peruč, Sanjin
core  

Генерация сверхкороткого лавинного электронного пучка в SF6

open access: yes, 2020
Проведены исследования параметров сверхкороткого лавинного электронного пучка (с.л.э.п.) в SF6, а также в смеси SF6 с криптоном и азотом. На промежуток, образованный трубчатым катодом и плоским анодом, подавались импульсы напряжения от генератора СЛЭП ...
Бакшт, Евгений Хаимович   +2 more
core  

Negative ions as charge carriers in gaseous detectors: Results in Xe, SF6 and Xe-SF6 mixtures

open access: yes
In this paper, we characterize Xe, SF6 and Xe-SF6 mixtures as detection media in gas detectors. In particular, given the nature of SF6, the goal is to explore the advantages that may derive from thisfeature. The study, which assessed electron attachment
Marques, A.P.   +5 more
core   +1 more source

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