搜索结果: 1-15 共查到“理学 Experimental study”相关记录62条 . 查询时间(0.331 秒)
An experimental study of pyroxene crystallization during rapid cooling in a thermal gradient: application to komatiites
Pyroxene crystallization mattie rocks thermal gradient cooling rapidly komatiite lava flow
2015/1/6
To investigate the crystallization of pyroxene in spinifex-textured komatiites, we undertook a series of experiments in which compositions in the CaO-MgO-Al2O3-SiO2 CMAS system were cooled rapidly in ...
Short-wavelength undulatory extinction in quartz recording coseismic deformation in the middle crust – an experimental study
Short-wavelength undulatory extinction quartz recording coseismic deformation
2015/1/5
Deformation experiments are carried out on natural vein quartz in a modified Griggs-type solid medium apparatus to explore the preservation potential of microfabrics created by crystal-plastic d...
Experimental study of rare earth element partitioning between calcite and sodium chloride solution at room temperature and pressure
rare earth elements lanthanide calcite partition coefficient calcium carbonate
2017/4/11
The rare earth element (REE) partition coefficients between calcite and aqueous solution were obtained experimentally
under the conditions of pH, ionic strength and REE concentration level in the par...
Experimental study on coarse grain saltation dynamics in bedrock channels
Experimental study coarse grain saltation dynamics bedrock channels
2014/4/8
Saltation of bed load particles on bedrock surfaces is important for landscape evolution and bedrock incision in steep landscapes. However, few studies have investigated saltation in bedrock channels ...
Accumulation of Gel Particles in the Sea-Surface Microlayer during an Experimental Study with the Diatom Thalassiosira weissflogii
Sea Surface Microlayer Extracellular Polymeric Substances
2013/3/11
Since the early 80’s, the sea-surface microlayer (SML) has been hypothesized as being a gelatinous film. Recent studies have confirmed this characteristic, which confers properties that mediate mass a...
Modification of Nano-Titanium Dioxide Film and Processing Experimental Study of Tannery Waste Water
Modification Nano Meter Titanium Dioxide Photocatalysis Tannery Wastewater
2011/12/16
This paper was prepared by liquid phase deposition of quartz sand load nanometer titanium dioxide film, in which quartz sand as the carrier, and to Fe3+,Zn2+ as doping on the membrane was modified. Th...
Experimental Study on Ultra-Structure and Frictional Properties of Zaocys Dhumnades’s Ventral Scale
Frictional Coefficient Reducing Adhesion Reducing Resistance Ultra-Structure Ventral Scale Zaocys Dhumnades
2011/12/21
The ultra-structures of Zaocys dhumnades’s ventral scale surface were observed by the AFM (Atomic Force Microscopy), at the same time, the frictional properties between ventral scale and the stainless...
Experimental study and critical review of structural, thermodynamic and mechanical properties of superhard refractory boron suboxide, B6O
superhard materials boron suboxide thermodynamics crystal structure mechanical properties
2011/8/18
Abstract: In the present paper we performed the analysis of available data on structural, thermodynamic and mechanical properties of B6O. Although the compound is known for half a century and has been...
Thermochemical reduction of magnesium sulfate by natural gas: Insights from an experimental study
natural gas thermochemical sulfate reduction (TSR) carbon isotope fractionation
2017/4/12
Thermochemical reduction of MgSO4 by natural gas was carried out in the presence of water. Chemical and carbon
isotopic variations were characterized with microcoulometry, gas chromatography, FT-IR, ...
Experimental study on the behaviour of nonductile infilled RC frames strengthened with external mesh reinforcement and plaster composite
Experimental study behaviour nonductile infilled RC frames strengthened external mesh reinforcement plaster composite
2011/1/19
The aim of this paper is to report on an experimental study about Turkish Earthquake Code on suggested strengthening method. The proposed method uses existing brick infill walls and the strengthening ...
Construction and Experimental Study of a 2.5kJ, Simply Configured, Mather Type Plasma focus device
Plasma focus Pinch Focusing time discharge current
2010/6/30
In this work, a 2.5kJ plasma focus device (named as SBUPF1) has been constructed on the basis of a simple configuration. The most important characteristics of this configuration is relative simplicity...
An Experimental Study on Wind Loads Acting on a Trimaran PCC
PCC trimaran wind pressure characteristics estimation method
2011/9/9
In recent years, demands for car transportation by a ship have been increasing with favorable economic conditions in auto sector, and the need of a pure car carrier (PCC) has grown quickly. A PCC need...
An Experimental Study on Wind Loads Acting on a Trimaran PCC
PCC trimaran wind pressure characteristics estimation method
2011/9/9
In recent years, demands for car transportation by a ship have been increasing with favorable economic conditions in auto sector, and the need of a pure car carrier (PCC) has grown quickly. A PCC need...
A laboratory based experimental study of mercury emission from contaminated soils in the River Idrijca catchment
mercury emission soils River Idrijca catchment
2010/2/21
Results obtained by a laboratory flux measurement system (LFMS) focused on investigating the kinetics of the mercury emission flux (MEF) from contaminated soils of the Idrija Hg-mine region, Slovenia ...
Experimental study on the performance of a single-THGEM gas detector
gas electron multipliers hole multiplier effective gain energy resolution
2009/12/24
A kind of thick GEM-like gaseous electron multiplier (THGEM), which is mechanically an expansion of the GEM with its various dimensions being enlarged, is studied. The leak current of THGEM plates is...