For materials that evaporate as clusters, special vaporization sources, called “baffle sources”, can be used to ensure that the depositing vapor is in the form of atoms. It should be noted that, as a material is heated, the first materials that are volatilized are high vapor pressure ...
We have already assumed that the only vapor present in the system is that produced by the substance A (i.e., p = p A ). We call p A the saturation vapor pressure of A at the temperature T . The constraint of equilibrium between the two phases of A can be stated as: ...
Water vapor from the atmosphere is absorbed onto the surfaces in the vacuum system and all this has to be pumped out. To put it into perspective, we can look at a single drop of water as an example. 1 drop of water of 1 g=1 ml but at a pressure of 0.133 Pa (0.0013 mbar, 1 ...
The magnetic state of a material depends on temperature and other variables such as pressure and the applied magnetic field and a material may exhibit more than one form of magnetism as these variables change. A material may exhibit more than one form of magnetism as these variables change. ...
Projecting these changes can be complex in regions with large variability in atmospheric and soil moisture on small spatial scales. Vapor Pressure Deficit (VPD) is a valuable measure of evaporative demand as moisture moves from the surface into the atmosphere and a dynamic measure of drought. Here...
Kingston, On., Canada, K7K 5LO (Received July 5, 1990) ABSTRACT: The overall interaction parameter for the ternary polymer solution formed by: oc-methylstyrene(l}-toluene(2)-poly(oc-methylstyrene)(3) was determined from static vapor pressure using a binary liquid mixture computation method....
[translate] aWith regard to the low solubility of the dissolved components the interfacial mole fraction of water is calculated from the vapor pressure of pure water. [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯语翻译 西班牙语翻译 葡萄牙语翻译 意大利语翻译 荷兰语翻译 ...
The variation of relaxation time with buffer gas pressure was studied in this cell and in an unlined glass cell. From the observations with the unlined cell, diffusion coefficients for rubidium in neon and argon of 0.31 cm/sec and 0.24 cm/sec, respectively, can be deduced. Observed cross ...
16.4, the saturation vapor pressure increases nearly exponentially with temperature. This means a significant amount of product water can be removed through the gas phase via reactant flows at normal operating temperatures above 70°C. As a secondary effect, when there is a temperature gradient ...
Steam jet action in which water is chilled by evaporation in a chamber maintained at low pressure by means of a steam jet ejector. A temperature of 55°F or so is commonly attained, but down to 40°F may be feasible. Brines also can be chilled by evaporation to below 32°F. The unit...