نتایج جستجو برای: noble gasses
تعداد نتایج: 10362 فیلتر نتایج به سال:
This research studied recycled waste by the Recyclable Material Bank Project of 4 universities in the central region of Thailand for the evaluation of reducing greenhouse gas emissions compared with landfilling activity during July 2012 to June 2013. The results showed that the projects collected total amount of recyclable wastes of about 911,984.80 kilograms. Office paper had the largest amoun...
Smouldering fires in wood pellet silos are not uncommon. The fires are often difficult to deal with and extinguishment is a lengthy process. Injection of inert gasses to prevent oxygen from reaching the smouldering fire zone and suppress combustion is a new firefighting strategy. This article argues that injection of inert carbon dioxide into the silo headspace is unsafe. Carbon dioxide is gene...
The accurate description of the complexation of the CUO molecule by Ne and Ar noble gas matrices represents a challenging task for present-day quantum chemistry. Especially, the accurate prediction of the spin ground state of different CUO-noble-gas complexes remains elusive. In this work, the interaction of the CUO unit with the surrounding noble gas matrices is investigated in terms of comple...
Introduction: North West Africa (NWA) 852 and 801 are classified as CR2 chondrites [1-2]. The two meteorites contain relatively large chondrules (1-2 mm in diameter), FeNi metal, and dark inclusions composed of serpentine and olivine. We measured noble gases in the two meteorites with stepwise heating, which facilitates decomposition of noble gas components with different origins and trapping s...
Noble gases have attributes and properties that make them very attractive as tracers for fluid movement and reservoir processes. Noble gases are non-reactive and most of them have no sinks or sources in the subsurface, rendering them conservative. They occur naturally in waters that have been in contact with the atmosphere in concentrations that depend on their solubilities. As solubilities are...
Originally described from limited exposures in central Noble County, Ohio, the Noble Limestone Member (Congemaugh Group, Pennsylvanian) has recently been discovered at three additional localities in northern Noble County and eastern Guernsey County. The Noble Limestone Member overlies the fresh-water Ewing Limestone Member and occurs beneath the Rock Riffle Run Limestone Member, at a position a...
Background and Aims: In response to esthetic demand and use of zirconia abutments; detection of implant-abutment connection misfit is so important. The purpose of this study was to evaluate the sensitivity and specificity of radiographic images in the detection of abutment-implant connection misfit in zirconia and titanium abutments of three different implant connections. Materials and Met...
While many games and other virtual world applications include real-time simulation of rigid bodies, fluids and gasses have proven harder to animate efficiently. This report describes a method for extending previous work with particle systems to efficiently simulate smoke that interacts with rigid bodies, using an existing rigid body simulator. The method is applicable compressible fluids and ga...
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