نتایج جستجو برای: carrier pressure
تعداد نتایج: 478038 فیلتر نتایج به سال:
Se-doping dependence of the transport properties in CBE-grown InAs nanowire field effect transistors
We investigated the transport properties of lateral gate field effect transistors (FET) that have been realized by employing, as active elements, (111) B-oriented InAs nanowires grown by chemical beam epitaxy with different Se-doping concentrations. On the basis of electrical measurements, it was found that the carrier mobility increases from 103 to 104 cm2/(V × sec) by varying the ditertiarybu...
The closed flash point is an important indicator in the detection of organic heat carrier. In this paper, based on Pensky-Martin (closed) measurement method, carrier measured with automatic cup meter. factors that may affect accuracy result during process are analyzed, and uncertainty determined. Through analysis established component sources, repeatability carrier, temperature sensor, pressure...
The last decade has seen the emergence of vascular-targeted drug delivery systems as a promising approach for the treatment of many diseases, such as cardiovascular diseases and cancer. In this field, one of the major challenges is carrier margination propensity (i.e., particle migration from blood flow to vessel walls); indeed, binding of these particles to targeted cells and tissues is only p...
Hot-carrier cooling (HCC) in metal halide perovskites above the Mott transition is significantly slower than conventional semiconductors. This effect commonly attributed to a hot-phonon bottleneck, but influence of lattice properties on HCC behavior poorly understood. Using pressure-dependent transient absorption spectroscopy, we find that at an excitation density below transition, pressure doe...
Although the optical sensing technology has been available for a number of years the recent rapid adoption is due to a breakthrough in the way that optical fibre sensors are deployed. Optical fibres are now being embedded within a glass fibre/epoxy composite carrier to form a robust component suitable for handling offshore. The carrier provides resistance to damage during deployment and from ex...
Horizontal hydraulic transport of ice particles suspended in water which is used in cooling systems has several advantages, such as its friendliness to the environment and its relatively low operation and maintenance costs. In this study, as a first approximation one dimensional model is developed. Simulation model calculates the pressure drop of the flow of solid-water two-phase mixture inside...
In this study, one dimensional model is developed for capsule train flow in a horizontal pipe. Simulation model calculates the pressure drop of the flow of solid-water two-phase mixture inside the pipe. Through this model, effects of different suspension viscosity models and suspension to wall friction coefficients on the pressure drop of the capsule train flow are investigated. The simulation ...
Traditional systems for olefin/paraffin separation, like low-temperature distillation, are expensive and very energy consuming, and therefore, alternative separation methods are desired. Facilitated transport membranes are new tools for this separation to be substituted in large scale separation of olefin-paraffin mixtures. To design a membrane process for olefin-paraffin separation, equilibriu...
method previously employed by westoo for the determination of alkylmercury compounds was producing very wide picks during g.c. analyses. changing the column temperature, carrier gas flow and pressure did not supersede the problem. therefore change in packing materials was experienced. 5% dc-200 on gas-chrom did not work. a packing material used for chlorinated hydrocarbons w, 80-100 mesh. as th...
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