Results 111 to 120 of about 19,893 (198)

NON-INVASIVE DEVICE AND METHOD FOR THE DIAGNOSIS OF PULMONARY VASCULAR OCCLUSIONS [PDF]

open access: yes, 2005
The invention involves a device and method for ascertaining the functioning of the respiratory system and determining whether a pulmonary embolism is present.
Kline, Jeffrey A.
core  

Nucleation of sulfur hexafluoride

open access: yesAIP Conference Proceedings, 2000
We measured the homogeneous nucleation of sulfur hexafluoride using a diffusion cloud chamber under conditions that avoid the possibility of non-diffusive modes of transport within the cloud chamber thus ensuring reliable data from our measurements. We extended the critical supersaturation measurements into the critical region for SF6 using helium as ...
openaire   +2 more sources

Experimental investigation of the spectral emission characteristics of argon-tungsten and argon-uranium induction heated plasmas [PDF]

open access: yes
Spectral emission characteristics of gaseous tungsten and uranium in induction heated argon ...
Krascella, N. L.   +2 more
core   +1 more source

Sensitivity of hot-cathode ionization vacuum gages in several gases [PDF]

open access: yes
Four hot-cathode ionization vacuum gages were calibrated in 12 gases. The relative sensitivities of these gages were compared to several gas properties. Ionization cross section was the physical property which correlated best with gage sensitivity.
Holanda, R.
core   +1 more source

Behavior of fluids in the vicinity of the critical point [PDF]

open access: yes
Fluid behavior in vicinity of critical ...
Carome, E. F., Fritsch, K.
core   +1 more source

Influence of plasma-chemical etching on the surface structure of silicon wafers for photovoltaic converters

open access: yesТехнологія та конструювання в електронній апаратурі, 2006
The results of plasma-chemical etching (PCE) of the surface of photovoltaic converter (PVC) wafers, pre-structured by chemical etching, are presented. PCE was carried out in a plasma-chemical reactor using a mixture of sulfur hexafluoride (SF₆) and 10 ...
B. P. Polozov   +4 more
doaj  

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  

Atmospheric sulfur hexafluoride in-situ measurements at the Shangdianzi regional background station in China [PDF]

open access: yes, 2014
Fang, Shuangxi   +6 more
core   +1 more source

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