META`16 Malaga - Spain - META`17, the 8th International
... Pennsylvania in Philadelphia, with affiliations in the Departments of Electrical and Systems Engineering, Materials Science and Engineering, Physics and Astronomy, and Bioengineering. He received his B.S. degree from the University of Tehran, and his M.S and Ph.D. degrees from Caltech. He has receiv ...
... Pennsylvania in Philadelphia, with affiliations in the Departments of Electrical and Systems Engineering, Materials Science and Engineering, Physics and Astronomy, and Bioengineering. He received his B.S. degree from the University of Tehran, and his M.S and Ph.D. degrees from Caltech. He has receiv ...
Abstracts for OPTO 2014
... were demonstrated to improve the performance of nitride-based LEDs and laser diodes. However, the measured performance improvements often deviate from the theoretical expectations, mainly due to MQB deformations typically found in real devices. Using advanced numerical simulation, we analyze recentl ...
... were demonstrated to improve the performance of nitride-based LEDs and laser diodes. However, the measured performance improvements often deviate from the theoretical expectations, mainly due to MQB deformations typically found in real devices. Using advanced numerical simulation, we analyze recentl ...
Growth and Nano-structural Studies of Metallic Multilayers for X-ray Mirrors Naureen Ghafoor
... far behind the source development. Especially when it comes to the collection, collimation and convergence of X-rays, for building X-ray microscopes, spectrometers, polarimeters or polarizers, X-ray lithography tools required in the electronic industry, X-ray diagnostic of high temperature plasma an ...
... far behind the source development. Especially when it comes to the collection, collimation and convergence of X-rays, for building X-ray microscopes, spectrometers, polarimeters or polarizers, X-ray lithography tools required in the electronic industry, X-ray diagnostic of high temperature plasma an ...
theories of intramolecular vibrational energy transfer
... The first demonstration that IVR is a real physical phenomenon (Butler and Kistiakowski [1960]) concerned molecules in the ground electronic state with the high vibrational excitation characteristic of ...
... The first demonstration that IVR is a real physical phenomenon (Butler and Kistiakowski [1960]) concerned molecules in the ground electronic state with the high vibrational excitation characteristic of ...
Design and Analysis of Integrated Optical Waveguide Structures and
... resulting in almost perfect transmission of the signal. Additionally, tapered waveguides were investigated for an optimized light coupling between high-aspect-ratio devices. Here, adiabatic down-tapered waveguides were designed for the elimination of higher-order modes and perfect signal transmissio ...
... resulting in almost perfect transmission of the signal. Additionally, tapered waveguides were investigated for an optimized light coupling between high-aspect-ratio devices. Here, adiabatic down-tapered waveguides were designed for the elimination of higher-order modes and perfect signal transmissio ...
Full Article PDF - Advanced Materials Letters
... emission from ZnO nanorods is well known to be the most efficient when the excitation light is polarized along the axial direction of the nanorods [10, 11]. As an abundant and low cost optical material, synthesis of functional ZnO nanoproduct with predictable rational strategies is a key for the de ...
... emission from ZnO nanorods is well known to be the most efficient when the excitation light is polarized along the axial direction of the nanorods [10, 11]. As an abundant and low cost optical material, synthesis of functional ZnO nanoproduct with predictable rational strategies is a key for the de ...
Sisay M THESIS - Addis Ababa University Institutional Repository
... Diffusion in transparent liquids can be studied by various optical methods based on the measurement of refractive index variation, such as, for example, interferometry, holographic interferometry, sandwich holography, electronic speckle pattern interferometry(ESPI), speckle decorrelation, scanning l ...
... Diffusion in transparent liquids can be studied by various optical methods based on the measurement of refractive index variation, such as, for example, interferometry, holographic interferometry, sandwich holography, electronic speckle pattern interferometry(ESPI), speckle decorrelation, scanning l ...
Magneto-optical Kerr effect (MOKE)
... terms in the Kubo formula means: summation over all initial and final states, hi| and |f i. f (Ef ), f (Ei ): electron occupancy of initial and final states. |hi|p± |f i|2 : probability of the photon to be absorbed between hi| and |f i states for circularly left/right polarized light ...
... terms in the Kubo formula means: summation over all initial and final states, hi| and |f i. f (Ef ), f (Ei ): electron occupancy of initial and final states. |hi|p± |f i|2 : probability of the photon to be absorbed between hi| and |f i states for circularly left/right polarized light ...
The influence of growth temperature on CVD grown graphene on SiC
... By vacuum filtration or drop-casting where a drop of solution is deposed onto a substrate and graphene flakes remain when the solvent evaporates. But the easiest way is to prepare graphene directly onto the surface. Deposition on surface can be done by using a method called CVD (Figure 4 (g)) that i ...
... By vacuum filtration or drop-casting where a drop of solution is deposed onto a substrate and graphene flakes remain when the solvent evaporates. But the easiest way is to prepare graphene directly onto the surface. Deposition on surface can be done by using a method called CVD (Figure 4 (g)) that i ...
Switching terahertz waves with gate-controlled active graphene metamaterials LETTERS *
... metamaterial with a charge carrier injection/depletion scheme, such as a Schottky diode18,19 or a high-electron-mobility transistor20 . Among these terahertz modulators, metamaterial–semiconductor hybrid structures have shown remarkable amplitude (∼30%) and phase (∼32.1◦ ) modulations whereas 2DEG s ...
... metamaterial with a charge carrier injection/depletion scheme, such as a Schottky diode18,19 or a high-electron-mobility transistor20 . Among these terahertz modulators, metamaterial–semiconductor hybrid structures have shown remarkable amplitude (∼30%) and phase (∼32.1◦ ) modulations whereas 2DEG s ...
O - Verhandlungen
... nanoparticles formed in a dusty plasma by scanning near-field infrared microscopy (SNIM). We use high power OPO-lasers with up to 2,7 W output power as radiation source [1] which emit in the so-called fingerprint region (2,5-4 um). We were able to use the characteristic N-H absorption band around 33 ...
... nanoparticles formed in a dusty plasma by scanning near-field infrared microscopy (SNIM). We use high power OPO-lasers with up to 2,7 W output power as radiation source [1] which emit in the so-called fingerprint region (2,5-4 um). We were able to use the characteristic N-H absorption band around 33 ...
Chapter 4 Optical Resonator
... cleaved along crystal planes. These surfaces act as reflectors and therefore serve as the resonator mirrors. Consider a crystal with refractive index n = 3.6 placed in air (n = 1). The light reflects between two parallel surfaces separated by the distance d = 0.2 mm. Determine the spacing between re ...
... cleaved along crystal planes. These surfaces act as reflectors and therefore serve as the resonator mirrors. Consider a crystal with refractive index n = 3.6 placed in air (n = 1). The light reflects between two parallel surfaces separated by the distance d = 0.2 mm. Determine the spacing between re ...
THE DIFFUSION MECHANISM OF HYDROCARBONS IN... Jirong Xiao B.S., East China Institute of Chemical Technology
... velocity, although the movement of molecules becomes restricted due to the energy barrier imposed by the channel system; (2) the Solid Vibration (SV) model: molecules within the lattice lose their gaseous characteristics due to the strong interactions between the zeolite framework and the molecules ...
... velocity, although the movement of molecules becomes restricted due to the energy barrier imposed by the channel system; (2) the Solid Vibration (SV) model: molecules within the lattice lose their gaseous characteristics due to the strong interactions between the zeolite framework and the molecules ...
ELECTRO-OPTIC DIFFRACTION GRATING EMPLOYING
... fabricating test cells consisting of two glass plates, each coated with a thin film of ITO. A solution of methylene blue dye ions dissolved in water was sealed between the two plates. Electro-optic diffraction modulation was demonstrated by patterning one of the two ITO films into an interdigitated ...
... fabricating test cells consisting of two glass plates, each coated with a thin film of ITO. A solution of methylene blue dye ions dissolved in water was sealed between the two plates. Electro-optic diffraction modulation was demonstrated by patterning one of the two ITO films into an interdigitated ...