Oxide Thermoelectric Materials for Heat-to
... The localized characters of the electronic carriers in oxides can be exploited when the carriers with large effective masses can be heavily doped, thereby realizing large S and high σ simultaneously; the layered cobalt oxides and Ti-based oxides can be classified into this category. Another approach ...
... The localized characters of the electronic carriers in oxides can be exploited when the carriers with large effective masses can be heavily doped, thereby realizing large S and high σ simultaneously; the layered cobalt oxides and Ti-based oxides can be classified into this category. Another approach ...
Chapter 2
... have a useful travel of approximately 3 mm. Such a tube has a hysteresis error of approximately 1-2% of full-scale deflection. The commercial bourdon pressure gauges have near elliptical xsection and the tube is usually. bent into a C-shape of arc length between 180 to 270, as shown in fig.(2-7) A ...
... have a useful travel of approximately 3 mm. Such a tube has a hysteresis error of approximately 1-2% of full-scale deflection. The commercial bourdon pressure gauges have near elliptical xsection and the tube is usually. bent into a C-shape of arc length between 180 to 270, as shown in fig.(2-7) A ...
Low-Loss Polysilicon Waveguides Suitable
... demonstrations of low-loss poly-Si waveguides have utilized layer thicknesses of 200 nm or greater and reduced index-contrast oxynitride claddings to achieve such results. Further, the low-loss performance was not verified to withstand the high-temperature steps present in electronics processes. In ...
... demonstrations of low-loss poly-Si waveguides have utilized layer thicknesses of 200 nm or greater and reduced index-contrast oxynitride claddings to achieve such results. Further, the low-loss performance was not verified to withstand the high-temperature steps present in electronics processes. In ...
Significant decrease of the lattice thermal conductivity due to phonon
... either free standing or embedded into material with distinctively different elastic properties. Here, the phonon dispersion changes due to the phonon spatial confinement induced by the boundaries. This affects all phonon relaxation rates, and makes the thermal transport properties of quantum wells r ...
... either free standing or embedded into material with distinctively different elastic properties. Here, the phonon dispersion changes due to the phonon spatial confinement induced by the boundaries. This affects all phonon relaxation rates, and makes the thermal transport properties of quantum wells r ...
Connecting mesoscopic and macroscopic scale lengths for
... Similarly, higher harmonic generation was used to capture material degradation by assuming non-linear stress-strain law σ = E ε (1 + βε + …) e.g. (Jhang and Kim, 1999), E being the Young’s elastic modulus. The second harmonic parameter β was proposed to characterize the material degradation. However ...
... Similarly, higher harmonic generation was used to capture material degradation by assuming non-linear stress-strain law σ = E ε (1 + βε + …) e.g. (Jhang and Kim, 1999), E being the Young’s elastic modulus. The second harmonic parameter β was proposed to characterize the material degradation. However ...
Introduction to Organic Electronics
... The mobility is directly related to the mean free time between two collisions, which is determined by various scattering mechanisms. The most important scattering mechanisms are lattice scattering and impurity scattering. Lattice scattering is caused by thermal vibrations of the lattice atoms at any ...
... The mobility is directly related to the mean free time between two collisions, which is determined by various scattering mechanisms. The most important scattering mechanisms are lattice scattering and impurity scattering. Lattice scattering is caused by thermal vibrations of the lattice atoms at any ...
A continuum elastic–plastic model for woven-fabric/polymer
... Generally, in woven-fabric-reinforced polymer composites, the elastic strain increment is much smaller than the plastic strain increment when loaded to relatively large strains. The influence of the change in the compliance tensor due to due to damage on the stress/strain curve is small compared to t ...
... Generally, in woven-fabric-reinforced polymer composites, the elastic strain increment is much smaller than the plastic strain increment when loaded to relatively large strains. The influence of the change in the compliance tensor due to due to damage on the stress/strain curve is small compared to t ...
A - Free-lancers.net
... Thus, the thermal creep of the scintillator can be the cause of the detector degradation and lifetime decrease. And with it, in the literature there are no publications as for the analysis of the stressed state in scintillation detectors, operating under the thermal creep. The forth. Consequently, s ...
... Thus, the thermal creep of the scintillator can be the cause of the detector degradation and lifetime decrease. And with it, in the literature there are no publications as for the analysis of the stressed state in scintillation detectors, operating under the thermal creep. The forth. Consequently, s ...
analysis of adhesion characteristics of liner dental materials
... artificial saliva. The obtained destruction level could be presented as the adhesion coefficient. What are the advantages of this kind of adhesion testing? First, dental materials are tested in an environment similar to the real mouth conditions. Second, the material adhesive properties are measured ...
... artificial saliva. The obtained destruction level could be presented as the adhesion coefficient. What are the advantages of this kind of adhesion testing? First, dental materials are tested in an environment similar to the real mouth conditions. Second, the material adhesive properties are measured ...
Theoretical prediction on mechanical and thermal
... thermal conductivity of 1.10 W·m1·K1 [7]. The unique combination of these properties makes YAM a promising TBC material for high temperature applications. In our previous work, the minimum thermal conductivity of YAM was predicted and low thermal conductivity was experimentally confirmed [7]. The ...
... thermal conductivity of 1.10 W·m1·K1 [7]. The unique combination of these properties makes YAM a promising TBC material for high temperature applications. In our previous work, the minimum thermal conductivity of YAM was predicted and low thermal conductivity was experimentally confirmed [7]. The ...
Relaxor Behavior, Polarization Buildup, and Switching in
... and the quality of the electrode/ceramic electrical contact, which is an issue for the nanostructured materials under investigation. Also, ceramic samples suffered dielectric breakdown under high-voltage dc (or very low frequency) electrical loading, which prevented bulk conventional electromechanic ...
... and the quality of the electrode/ceramic electrical contact, which is an issue for the nanostructured materials under investigation. Also, ceramic samples suffered dielectric breakdown under high-voltage dc (or very low frequency) electrical loading, which prevented bulk conventional electromechanic ...
dynamic monitorization in slip translation cyclic movement
... surfaces create the conditions for the realization of a complex of nonlinear processes, some of them being dominant, others - collateral. The reciprocal influence among the tribosystem's contact processes is accomplished via two groups of reverse internal links: positive and negative. The stability ...
... surfaces create the conditions for the realization of a complex of nonlinear processes, some of them being dominant, others - collateral. The reciprocal influence among the tribosystem's contact processes is accomplished via two groups of reverse internal links: positive and negative. The stability ...
Cercetări teoretice şi experimentale privind corecţia factorului de
... The term high-κ dielectric refers to materials with a high dielectric constant (κ) which may be used in next generation semiconductor components to replace the silicon dioxide (SiO2) gate dielectric, especially for the low standby power (LSTP) applications. With the continued scaling of the gate oxi ...
... The term high-κ dielectric refers to materials with a high dielectric constant (κ) which may be used in next generation semiconductor components to replace the silicon dioxide (SiO2) gate dielectric, especially for the low standby power (LSTP) applications. With the continued scaling of the gate oxi ...
Re-Evaluating Thermal Conductivity from the Top Down: Thermal
... predicting rock D by broadly-defined rock types (e.g. granite, basalt, marble) a potentially large source of error. For k, variability is even more complex because it is the product of D, heat capacity, and density, all of which are controlled by several properties. Accurate prediction of thermal tr ...
... predicting rock D by broadly-defined rock types (e.g. granite, basalt, marble) a potentially large source of error. For k, variability is even more complex because it is the product of D, heat capacity, and density, all of which are controlled by several properties. Accurate prediction of thermal tr ...
Liming Materials - Northern New York Agricultural Development
... burn plants that are already established. Finely ground hydrated lime can have an ENV of 120135% and if too much is applied the soil pH could quickly rise beyond the targeted pH. Marls are composed of sea shell fragments, and CaCO3. They are often found and used around coastal areas. Marls tend to r ...
... burn plants that are already established. Finely ground hydrated lime can have an ENV of 120135% and if too much is applied the soil pH could quickly rise beyond the targeted pH. Marls are composed of sea shell fragments, and CaCO3. They are often found and used around coastal areas. Marls tend to r ...
selection and evaluation of materials for thermoelectric applications
... high electrical conductivity are required, as well as a low thermal conductivity. Although it is essentially true that the search for better thermoelectric materials amounts to maximizing ZT, there are nevertheless some other parameters to consider. For example, because both n-type and p-type materi ...
... high electrical conductivity are required, as well as a low thermal conductivity. Although it is essentially true that the search for better thermoelectric materials amounts to maximizing ZT, there are nevertheless some other parameters to consider. For example, because both n-type and p-type materi ...
A Review on Semiconductors Including Applications and
... purpose the high temperature materials are used widely. Therefore it is needed to increase the temperature of semiconducting materials. For this reasons the different properties of these materials varied with temperature. In this paper we review the classification of semiconductors, early history of ...
... purpose the high temperature materials are used widely. Therefore it is needed to increase the temperature of semiconducting materials. For this reasons the different properties of these materials varied with temperature. In this paper we review the classification of semiconductors, early history of ...
Composite Materials
... In short, particulate MMCs have slightly better specific strength and specific stiffness than the matrix metal while fiber reinforced MMCs have much better specific strength and stiffness than the matrix ...
... In short, particulate MMCs have slightly better specific strength and specific stiffness than the matrix metal while fiber reinforced MMCs have much better specific strength and stiffness than the matrix ...
effect of thermal stresses along crack surface on ultrasonic response
... heavy components. This is useful, e.g., for producing artificial flaws to heavy components in-situ. In present paper thermal loads are used to study the effect of loading to ultrasonic response of cracks in heavy sections. THERMAL LOADS !!!!!Change in temperature induces thermal expansion of the mat ...
... heavy components. This is useful, e.g., for producing artificial flaws to heavy components in-situ. In present paper thermal loads are used to study the effect of loading to ultrasonic response of cracks in heavy sections. THERMAL LOADS !!!!!Change in temperature induces thermal expansion of the mat ...
The PN Junction
... an external source of energy (light, heat, etc.), electron-hole pairs are generated. The electron-hole pairs produce minority current carriers. There are minority current carriers in both regions: holes in the N material and electrons in the P material. With reverse bias, the electrons in the P-type ...
... an external source of energy (light, heat, etc.), electron-hole pairs are generated. The electron-hole pairs produce minority current carriers. There are minority current carriers in both regions: holes in the N material and electrons in the P material. With reverse bias, the electrons in the P-type ...
COATED TOOLS - Coating Materials
... • Coatings thickness of 2-15 μm, are applied on cutting tools and inserts by the following techniques: 1. Chemical-vapor deposition (CVD), including plasma-assisted 2. Physical-vapor deposition (PVD) • Coatings for cutting tools, as well as dies, should have the following general characteristics: 1. ...
... • Coatings thickness of 2-15 μm, are applied on cutting tools and inserts by the following techniques: 1. Chemical-vapor deposition (CVD), including plasma-assisted 2. Physical-vapor deposition (PVD) • Coatings for cutting tools, as well as dies, should have the following general characteristics: 1. ...
Synthesis of copper micro-rods with layered nano
... 0.5 to 2 μm. Nano-pores of the size approximately 20 to 100 nm are also observed within the nano-sheets. The porous structures - both the micro-gaps and nano-pores - are believed to be induced by the N2- and carbon-containing gases generated during the decomposition. Interestingly, the piled copper ...
... 0.5 to 2 μm. Nano-pores of the size approximately 20 to 100 nm are also observed within the nano-sheets. The porous structures - both the micro-gaps and nano-pores - are believed to be induced by the N2- and carbon-containing gases generated during the decomposition. Interestingly, the piled copper ...
High Performance Polymers: Power Point
... This performance is often reflected in higher pricing • Exceptions include some halogen containing polymers ...
... This performance is often reflected in higher pricing • Exceptions include some halogen containing polymers ...
Optical Properties
... increases. Other materials which can also conduct charge, such as ionic conductors and semiconductors, actually lower their resistance when the temperature increases. Why do these materials behave differently when we raise the temperature? - we will examine this a little later in this course. For no ...
... increases. Other materials which can also conduct charge, such as ionic conductors and semiconductors, actually lower their resistance when the temperature increases. Why do these materials behave differently when we raise the temperature? - we will examine this a little later in this course. For no ...
06_chapter 1
... structure of films. Undoubtedly, modification of the most of the physical characteristics of thin films such as structural, morphological, mechanical and optical properties play a key role in an over widening sphere of industrial, scientific and technical applications. The development of any new mat ...
... structure of films. Undoubtedly, modification of the most of the physical characteristics of thin films such as structural, morphological, mechanical and optical properties play a key role in an over widening sphere of industrial, scientific and technical applications. The development of any new mat ...