Temperature Profiling of VCSELs by Thermoreflectance Microscopy
... of 1–2 m. SThM, which has been successfully demonstrated on a cross-sectioned VCSEL, is not suitable on a light-emitting surface since the optical radiation is absorbed by the microthermocouple. In this letter, we present two-dimensional (2-D), spatially resolved, nondestructive profiling of the sur ...
... of 1–2 m. SThM, which has been successfully demonstrated on a cross-sectioned VCSEL, is not suitable on a light-emitting surface since the optical radiation is absorbed by the microthermocouple. In this letter, we present two-dimensional (2-D), spatially resolved, nondestructive profiling of the sur ...
CHOICE BASED CREDIT SYSTEM B. Sc. WITH CHEMISTRY
... bonding, lattice energy and solvation energy and their importance in the context of stability and solubility of ionic compounds. Statement of Born-Landé equation for calculation of lattice energy, Born-Haber cycle and its applications, polarizing power and polarizability. Fajan’s rules, ionic charac ...
... bonding, lattice energy and solvation energy and their importance in the context of stability and solubility of ionic compounds. Statement of Born-Landé equation for calculation of lattice energy, Born-Haber cycle and its applications, polarizing power and polarizability. Fajan’s rules, ionic charac ...
Mechanical Properties and Fracture Patterns of Graphene (Graphitic
... as finite graphene segments with large aspect ratio. Their electronic properties have been extensively studied [2, 22] and shown to be directly related to electron confinement arising from constraints due to finite boundaries. In this way, as GNR becomes narrower the band gap increases, lowering the ...
... as finite graphene segments with large aspect ratio. Their electronic properties have been extensively studied [2, 22] and shown to be directly related to electron confinement arising from constraints due to finite boundaries. In this way, as GNR becomes narrower the band gap increases, lowering the ...
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Unit_1_Introduction_to_Chemistry_Student[1]
... chemical characteristics of matter. Such characteristics are familiar to you, and physical and chemical changes are part of your everyday experience. However, you may not yet have a clear idea of the difference between a physical change and a chemical change. You may not yet know exactly how a chemi ...
... chemical characteristics of matter. Such characteristics are familiar to you, and physical and chemical changes are part of your everyday experience. However, you may not yet have a clear idea of the difference between a physical change and a chemical change. You may not yet know exactly how a chemi ...
L. T. Zhuravlev, The surface chemistry of amorphous silica
... A review article is presented of the research results obtained by the author on the properties of amorphous silica surface. It has been shown that in any description of the surface silica the hydroxylation of the surface is of critical importance. An analysis was made of the processes of dehydration ...
... A review article is presented of the research results obtained by the author on the properties of amorphous silica surface. It has been shown that in any description of the surface silica the hydroxylation of the surface is of critical importance. An analysis was made of the processes of dehydration ...
Growth mechanism of amorphous hydrogenated carbon
... it was observed that the a-C:H growth rate in a lowtemperature plasma decreases with increasing substrate temperature. This general behavior is caused by a balance between a temperature-independent incorporation of hydrocarbon radicals during film deposition and a temperature-dependent re-etching of ...
... it was observed that the a-C:H growth rate in a lowtemperature plasma decreases with increasing substrate temperature. This general behavior is caused by a balance between a temperature-independent incorporation of hydrocarbon radicals during film deposition and a temperature-dependent re-etching of ...
WO3 nanosponge photoanodes with high applied
... respectively. Intensity modulated photocurrent spectroscopy (IMPS) was performed with a potentiostat (PGSTAT204, Metrohm), an impedance analyser (FRA32M, Metrohm), and a lightemitting diode (LED) driver kit (Metrohm) that drove a 365 nm power UV LED (NCSU033B, Hamamatsu Photonics). The LED intensity ...
... respectively. Intensity modulated photocurrent spectroscopy (IMPS) was performed with a potentiostat (PGSTAT204, Metrohm), an impedance analyser (FRA32M, Metrohm), and a lightemitting diode (LED) driver kit (Metrohm) that drove a 365 nm power UV LED (NCSU033B, Hamamatsu Photonics). The LED intensity ...
JRA2 - Eu
... below the surface is dominant for XRD, with a significant variation between Cr and Cu (table 2); at the highest energies, materials are transparent to X rays; these conditions are usual for radiography. The most common scheme for X ray powder diffraction is the Bragg-Brentano geometry (figure 1a). I ...
... below the surface is dominant for XRD, with a significant variation between Cr and Cu (table 2); at the highest energies, materials are transparent to X rays; these conditions are usual for radiography. The most common scheme for X ray powder diffraction is the Bragg-Brentano geometry (figure 1a). I ...
Investigation on structural, spectral, and thermal properties of L
... growth of new type of noncentrosymmetric crystalline materials that could generate green/blue laser beam. It is of great interest from both scientific and technological points of view to synthesize such variety of crystals. A large class of nonlinear optical crystals has been synthesized and studied ...
... growth of new type of noncentrosymmetric crystalline materials that could generate green/blue laser beam. It is of great interest from both scientific and technological points of view to synthesize such variety of crystals. A large class of nonlinear optical crystals has been synthesized and studied ...
This article appeared in a journal published by Elsevier. The
... type of the molecules is immobilized on the surface of the SPR sensor, the other one is in the solution flowing along the surface. The changes of the resonance angle depend on many factors including binding of biomolecules. In particular, they allow to determine the surface concentration of compound ...
... type of the molecules is immobilized on the surface of the SPR sensor, the other one is in the solution flowing along the surface. The changes of the resonance angle depend on many factors including binding of biomolecules. In particular, they allow to determine the surface concentration of compound ...
ANDHRA UNIVERSITY : COLLEGE OF ENGINEERING
... Partial differential equations. Formation of partial differential equations, Solutions of a partial differential equation, Equations Solvable by direct integration. Linear equations of the first order, Homogenous linear equations with constant coefficients, Rules for finding the complementary functi ...
... Partial differential equations. Formation of partial differential equations, Solutions of a partial differential equation, Equations Solvable by direct integration. Linear equations of the first order, Homogenous linear equations with constant coefficients, Rules for finding the complementary functi ...
Composite Materials
... final shape at the same time as the microstructure of the material is formed • MMCs can be produced by both this way or as traditionally done with metals (billets or sheets are later machined to a final shape) • In comparison to PMCs, their shear, compressive and high T strength are better. Also the ...
... final shape at the same time as the microstructure of the material is formed • MMCs can be produced by both this way or as traditionally done with metals (billets or sheets are later machined to a final shape) • In comparison to PMCs, their shear, compressive and high T strength are better. Also the ...
Characterization and Modeling of Pores and Surfaces in - J
... Implicit in the Powers interpretation (Eq. 2), based on the assumption of a fixed amount of non-evaporable water, is the assumption that the volume fraction of gel pores in C-S-H is constant (Powers 1960, Powers 1958, Taylor 1997) such that C-S-H gel, including solid and gel pore, has a constant spe ...
... Implicit in the Powers interpretation (Eq. 2), based on the assumption of a fixed amount of non-evaporable water, is the assumption that the volume fraction of gel pores in C-S-H is constant (Powers 1960, Powers 1958, Taylor 1997) such that C-S-H gel, including solid and gel pore, has a constant spe ...
