Semiconducting properties of Mg2Si single crystals
... MggPb, however, behaves like a metal; this ...
... MggPb, however, behaves like a metal; this ...
Science Journals — AAAS
... both the reef morphology and the strength of hydrodynamic forces driving circulation (15). To date, most of these detailed reef thermodynamic studies have focused primarily on so-called wave-dominated reef systems (20), where circulation is predominantly driven by wave breaking in the surf zone (9, ...
... both the reef morphology and the strength of hydrodynamic forces driving circulation (15). To date, most of these detailed reef thermodynamic studies have focused primarily on so-called wave-dominated reef systems (20), where circulation is predominantly driven by wave breaking in the surf zone (9, ...
University of Groningen Domain walls and their conduction
... moment[15]. This thesis focusses on the material BFO, which does not display ferrotoroicity so we will not discuss this property further. Ferroics can be also characterized by their response under time and space reversal, as presented in figure 1.2. The so-called multiferroic materials display two o ...
... moment[15]. This thesis focusses on the material BFO, which does not display ferrotoroicity so we will not discuss this property further. Ferroics can be also characterized by their response under time and space reversal, as presented in figure 1.2. The so-called multiferroic materials display two o ...
Thesis_Paulo_Tabares_revised
... model for green roof systems in summer conditions. The model is also verified and validated with experimental data from the “Cold Plate,” an experimental apparatus specifically designed and built to quantify heat and mass transfer processes. The “Cold Plate” apparatus represents a new kind of appara ...
... model for green roof systems in summer conditions. The model is also verified and validated with experimental data from the “Cold Plate,” an experimental apparatus specifically designed and built to quantify heat and mass transfer processes. The “Cold Plate” apparatus represents a new kind of appara ...
Atomic Processes of Diffusion
... since diffusion by this mechanism cannot occur unless there is a vacancy in close proximity to an impurity atom. This contrasts with interstitial diffusion since no additional energy is required for the formation of an interstitial site (these are permanently present in the lattice). The second comp ...
... since diffusion by this mechanism cannot occur unless there is a vacancy in close proximity to an impurity atom. This contrasts with interstitial diffusion since no additional energy is required for the formation of an interstitial site (these are permanently present in the lattice). The second comp ...
Capture of Heat Energy from Diesel Engine Exhaust
... captured for useful applications. This project studied different waste heat applications that may effectively use the heat released from exhaust of Alaskan village diesel generators, selected the most desirable application, designed and fabricated a prototype for performance measurements, and evalua ...
... captured for useful applications. This project studied different waste heat applications that may effectively use the heat released from exhaust of Alaskan village diesel generators, selected the most desirable application, designed and fabricated a prototype for performance measurements, and evalua ...
Long-term unsteadiness and large-scale structures in Rayleigh-Bénard convection
... along the flow is concerned. The origin of the density differences can result from a difference in concentration of the fluid’s chemical species, a temperature difference, or the presence of multiple phases of the fluid. This thesis describes an experimental study of natural convection caused by tem ...
... along the flow is concerned. The origin of the density differences can result from a difference in concentration of the fluid’s chemical species, a temperature difference, or the presence of multiple phases of the fluid. This thesis describes an experimental study of natural convection caused by tem ...
Sources and sinks of entropy in the atmosphere
... part of an “atmospheric parcel”. This issue becomes rather complex when various forms of condensate and precipitation exist in the atmosphere. Pauluis [2000] and Pauluis and Held [2002a,b] include all water substance whether in the form of vapor, advected condensate (small particles), or precipitati ...
... part of an “atmospheric parcel”. This issue becomes rather complex when various forms of condensate and precipitation exist in the atmosphere. Pauluis [2000] and Pauluis and Held [2002a,b] include all water substance whether in the form of vapor, advected condensate (small particles), or precipitati ...
Control of Liquid Cooling Unit
... is supplied by the company Consat Engineering. If the BEA system could be used the flexibility of the system would increase. The main focus of the thesis was however to evaluate the present control system of the LCU, and to investigate if frequency control could be implemented to reduce the noise lev ...
... is supplied by the company Consat Engineering. If the BEA system could be used the flexibility of the system would increase. The main focus of the thesis was however to evaluate the present control system of the LCU, and to investigate if frequency control could be implemented to reduce the noise lev ...
geosphere transport of radionuclides in safety assessment
... Radionuclide transport in rock is complicated - the flow paths in the geosphere are difficult to characterise and there are various phenomena involved. In mathematical models, critical paths along which radionuclides can reach the biosphere are considered. The worst predictable cases and the effect ...
... Radionuclide transport in rock is complicated - the flow paths in the geosphere are difficult to characterise and there are various phenomena involved. In mathematical models, critical paths along which radionuclides can reach the biosphere are considered. The worst predictable cases and the effect ...
Chapter 17. Work, Heat, and the First Law of Thermodynamics
... thermal energy is easily transferred through air, water, and other fluids because the air and water can flow. A pan of water on the stove is heated at the bottom. This heated water expands, becomes less dense than the water above it, and thus rises to the surface, while cooler, denser water sinks to ...
... thermal energy is easily transferred through air, water, and other fluids because the air and water can flow. A pan of water on the stove is heated at the bottom. This heated water expands, becomes less dense than the water above it, and thus rises to the surface, while cooler, denser water sinks to ...
Chemical Vapor Deposition of Si and SiGe Films for High
... doping of polycrystalline silicon (poly-Si) using phosphine (PH3) and disilane (Si2H6) in a low-pressure CVD reactor was investigated to establish a poly-Si emitter fabrication process. The growth kinetics and P incorporation was studied for amorphous Si film growth. Hydrogen (H) incorporated in the ...
... doping of polycrystalline silicon (poly-Si) using phosphine (PH3) and disilane (Si2H6) in a low-pressure CVD reactor was investigated to establish a poly-Si emitter fabrication process. The growth kinetics and P incorporation was studied for amorphous Si film growth. Hydrogen (H) incorporated in the ...
Thermal History of the Earth
... as discussed above. If there are large viscosity variations within thermal boundary layers that lie within the convecting part of the fluid, e.g., the hot, low-viscosity thermal boundary layer at the bottom of the fluid, then the use of (13.2.4) can be modified appropriately as discussed below. Chri ...
... as discussed above. If there are large viscosity variations within thermal boundary layers that lie within the convecting part of the fluid, e.g., the hot, low-viscosity thermal boundary layer at the bottom of the fluid, then the use of (13.2.4) can be modified appropriately as discussed below. Chri ...
Residential Attic Ventilation In A Hot And Humid Climate
... The reality of the effect of natural ventilation in a residential attic cavity has been the topic of many debates and scholarly reports since the 1930’s. The purpose of ventilating an attic cavity is to prevent collection of condensate on the structural surfaces, and to create a thermal buffer betwe ...
... The reality of the effect of natural ventilation in a residential attic cavity has been the topic of many debates and scholarly reports since the 1930’s. The purpose of ventilating an attic cavity is to prevent collection of condensate on the structural surfaces, and to create a thermal buffer betwe ...
Practical Power Cable Ampacity Analysis
... for some specific site conditions, they cannot be uniformly applied for all possible cases, making problem of cable ampacity calculation even more challenging. In principle, factor tables can be used to initially size the cable and to provide close and approximate ampacities. However, the final cabl ...
... for some specific site conditions, they cannot be uniformly applied for all possible cases, making problem of cable ampacity calculation even more challenging. In principle, factor tables can be used to initially size the cable and to provide close and approximate ampacities. However, the final cabl ...
Chapter 11 - Faculty of Mechanical Engineering
... Notice that unlike the ideal cycles discussed before, the ideal vaporcompression refrigeration cycle is not an internally reversible cycle since it involves an irreversible (throttling) process. This process is maintained in the cycle to make it a more realistic model for the actual vapor-compressio ...
... Notice that unlike the ideal cycles discussed before, the ideal vaporcompression refrigeration cycle is not an internally reversible cycle since it involves an irreversible (throttling) process. This process is maintained in the cycle to make it a more realistic model for the actual vapor-compressio ...
HEAT TRANSFER FROM IMPINGING FLAME JETS
... The energy savings compared to a conventional radiation furnace can be more than 50%. A major disadvantage of rapid heating furnaces can be nonuniformity of the heat flux distribution. With convective heat transfer it is much more difficult to obtain uniform heating of an object than with radiation ...
... The energy savings compared to a conventional radiation furnace can be more than 50%. A major disadvantage of rapid heating furnaces can be nonuniformity of the heat flux distribution. With convective heat transfer it is much more difficult to obtain uniform heating of an object than with radiation ...
Thermoelectric Devices
... which the electron moves. ¾ As an electron moves past atoms in the lattice its charge distorts or polarizes the nearby lattice. This effect leads to a decrease in the electron (or hole) mobility, which reduces conductivity. ...
... which the electron moves. ¾ As an electron moves past atoms in the lattice its charge distorts or polarizes the nearby lattice. This effect leads to a decrease in the electron (or hole) mobility, which reduces conductivity. ...