Diffraction Grating Handbook
... determine the presence and concentration of chemical species in samples. In telecommunications, gratings are being used to increase the capacity of fiberoptic networks using wavelength division multiplexing (WDM). The diffraction grating is of considerable importance in spectroscopy, due to its abil ...
... determine the presence and concentration of chemical species in samples. In telecommunications, gratings are being used to increase the capacity of fiberoptic networks using wavelength division multiplexing (WDM). The diffraction grating is of considerable importance in spectroscopy, due to its abil ...
Soliton Generation and Control in Engineered Materials Olga Borovkova
... light. Today, the field of soliton formation in natural materials is mature, as the main properties of the possible soliton states are well understood. In particular, optical solitons have been observed experimentally in a variety of materials and physical setti ...
... light. Today, the field of soliton formation in natural materials is mature, as the main properties of the possible soliton states are well understood. In particular, optical solitons have been observed experimentally in a variety of materials and physical setti ...
OPTO - SPIE
... systems have relatively small optical gain. The result is that the laser cavity has to be relatively low-loss, which might make the LEF smaller, but comes at the expense of the modulation bandwidth since the photon lifetime is longer. The challenge is to access the large differential gain available ...
... systems have relatively small optical gain. The result is that the laser cavity has to be relatively low-loss, which might make the LEF smaller, but comes at the expense of the modulation bandwidth since the photon lifetime is longer. The challenge is to access the large differential gain available ...
Mechanisms of Pulsed Laser Ablation of
... Soon after the invention of the pulsed ruby laser by Maiman in 1960, investigators were eager to examine the potential of pulsed laser radiation for medical applications. It was greatly anticipated that lasers would enable manipulation and destruction of biological tissue with unprecedented precisio ...
... Soon after the invention of the pulsed ruby laser by Maiman in 1960, investigators were eager to examine the potential of pulsed laser radiation for medical applications. It was greatly anticipated that lasers would enable manipulation and destruction of biological tissue with unprecedented precisio ...
Nano-optics of surface plasmon polaritons
... perturbations of the SPP resonant conditions and the SPP field over the metal surface, which limits the applicability and possibilities of this approach. Only with the development of scanning probe techniques did it become possible to study SPPs locally on a surface. In particular, scanning near-field ...
... perturbations of the SPP resonant conditions and the SPP field over the metal surface, which limits the applicability and possibilities of this approach. Only with the development of scanning probe techniques did it become possible to study SPPs locally on a surface. In particular, scanning near-field ...
Development of a Tm3+-doped Fluoride Glass - DORAS
... The use of a fibre laser as a source for optical sensing has many advantages including small size and ease of adaptability into industrial systems. The fibre laser constructed in this work has an operating wavelength of X = 2.3 n.m, which corresponds to an absorption band of many hydrocarbon gases. ...
... The use of a fibre laser as a source for optical sensing has many advantages including small size and ease of adaptability into industrial systems. The fibre laser constructed in this work has an operating wavelength of X = 2.3 n.m, which corresponds to an absorption band of many hydrocarbon gases. ...
META`16 Malaga - Spain - META`17, the 8th International
... has introduced a new class of materials, metamaterials, whose electromagnetic properties depend on their internal structure rather than their chemical constitution. He discovered that a perfect lens manufactured from negatively refracting material would circumvent AbbeÊijs diffraction limit to spati ...
... has introduced a new class of materials, metamaterials, whose electromagnetic properties depend on their internal structure rather than their chemical constitution. He discovered that a perfect lens manufactured from negatively refracting material would circumvent AbbeÊijs diffraction limit to spati ...
Phase Matching and Coherence of High-Order Harmonic
... scientifically useful, temporally and spatially coherent source of extreme ultraviolet light. Because of the nature of the generation process, the harmonics are emitted in a series of attosecond bursts, creating a spectroscopic and imaging tool with high temporal and spatial resolving power. The coh ...
... scientifically useful, temporally and spatially coherent source of extreme ultraviolet light. Because of the nature of the generation process, the harmonics are emitted in a series of attosecond bursts, creating a spectroscopic and imaging tool with high temporal and spatial resolving power. The coh ...
Optical Pumping
... (Bro55b), Dicke's group in Princeton, and a number of other workers (Coh57), (Deh57a), (Ska57), (Har58) discovered that the molecules of certain simple gases such as hydrogen, nitrogen, or the inert gases could make millions of collisions against polarized alkali atoms without destroying the atomic ...
... (Bro55b), Dicke's group in Princeton, and a number of other workers (Coh57), (Deh57a), (Ska57), (Har58) discovered that the molecules of certain simple gases such as hydrogen, nitrogen, or the inert gases could make millions of collisions against polarized alkali atoms without destroying the atomic ...
Phonons in III-nitride thinfilms, bulk and nanowires: a closer look into
... commonly accepted today was given. InN is more difficult to grow than other IIIV nitrides such as GaN because its low dissociation temperature (≈ 630◦ C) and high equilibrium vapour pressure of nitrogen. Due to these difficulties, early InN samples were poorly crystalline and exhibited high free ele ...
... commonly accepted today was given. InN is more difficult to grow than other IIIV nitrides such as GaN because its low dissociation temperature (≈ 630◦ C) and high equilibrium vapour pressure of nitrogen. Due to these difficulties, early InN samples were poorly crystalline and exhibited high free ele ...
META`15 New York
... and Technology in 2006 for developing the concept of optical lumped nanocircuits, he is a Guggenheim Fellow, an IEEE Third Millennium Medalist, a Fellow of IEEE, American Physical Society (APS), Optical Society of America (OSA), American Association for the Advancement of Science (AAAS), and SPIE-Th ...
... and Technology in 2006 for developing the concept of optical lumped nanocircuits, he is a Guggenheim Fellow, an IEEE Third Millennium Medalist, a Fellow of IEEE, American Physical Society (APS), Optical Society of America (OSA), American Association for the Advancement of Science (AAAS), and SPIE-Th ...
IOSR Journal of Applied Physics (IOSR-JAP)
... of crystalline and amorphous regions [14, 15]. This diffraction peak confirmed that, obtained polyvinyl alcohol (PVA) is pure polyvinyl alcohol (PVA) without any other impurities. The XRD pattern for pure Zinc oxide (ZnO) sample is shown in figure (1b). These observable peaks, at scattering angles 2 ...
... of crystalline and amorphous regions [14, 15]. This diffraction peak confirmed that, obtained polyvinyl alcohol (PVA) is pure polyvinyl alcohol (PVA) without any other impurities. The XRD pattern for pure Zinc oxide (ZnO) sample is shown in figure (1b). These observable peaks, at scattering angles 2 ...
Magneto-optical Kerr effect (MOKE)
... dc conductivity, THz=far-infrared: energy about kT ≈ 30 meV. Excites vicinity of the Fermi surface (all dc conductivities, VA characteristics, ). extended visible light (mid-infrared – far-UV): ∼ 30 meV - 100 eV. Excites band structure of the matter. (reflectometry, ellipsometry, etc). Both starting ...
... dc conductivity, THz=far-infrared: energy about kT ≈ 30 meV. Excites vicinity of the Fermi surface (all dc conductivities, VA characteristics, ). extended visible light (mid-infrared – far-UV): ∼ 30 meV - 100 eV. Excites band structure of the matter. (reflectometry, ellipsometry, etc). Both starting ...
Optical Spectroscopy of Spin Ladders
... observed superconductivity. An alternative explanation is that the couplings simply get more two-dimensional under pressure. Two-leg ladders with S = 1/2 exhibit a spin-liquid ground state with triplets as the elementary excitations. The triplet dispersion shows a gap [3], which is contrary to both ...
... observed superconductivity. An alternative explanation is that the couplings simply get more two-dimensional under pressure. Two-leg ladders with S = 1/2 exhibit a spin-liquid ground state with triplets as the elementary excitations. The triplet dispersion shows a gap [3], which is contrary to both ...
ELECTRO-OPTIC DIFFRACTION GRATING EMPLOYING
... All of the work presented in this thesis was conducted in the Sustainability Solutions Applied Physics Laboratory (SSAP Lab) at the University of British Columbia, Point Grey campus. The work in this thesis was based upon an optical design developed by Lorne Whitehead and John Huizinga1. This thesis ...
... All of the work presented in this thesis was conducted in the Sustainability Solutions Applied Physics Laboratory (SSAP Lab) at the University of British Columbia, Point Grey campus. The work in this thesis was based upon an optical design developed by Lorne Whitehead and John Huizinga1. This thesis ...
The influence of growth temperature on CVD grown graphene on SiC
... semi-insulating substrate. SiC substrate is a good candidate for electronic applications because it can operate in harsh environment, possess an excellent thermal conductivity which allows a good heat dissipation. So, the graphene has to be transfer from metal substrate to insulating substrate. One ...
... semi-insulating substrate. SiC substrate is a good candidate for electronic applications because it can operate in harsh environment, possess an excellent thermal conductivity which allows a good heat dissipation. So, the graphene has to be transfer from metal substrate to insulating substrate. One ...
Ans: Optical Fiber Communication System
... An optical fiber (or optical fiber) is a flexible, transparent fiber made of extruded glass (silica) or plastic, slightly thicker than a human hair. It can function as a waveguide, or “light pipe”, to transmit light between the two ends of the fiber. The field of applied science and engineering conc ...
... An optical fiber (or optical fiber) is a flexible, transparent fiber made of extruded glass (silica) or plastic, slightly thicker than a human hair. It can function as a waveguide, or “light pipe”, to transmit light between the two ends of the fiber. The field of applied science and engineering conc ...
SECOND HARMONIC GENERATION OF CHIRAL-MODIFIED SILVER NANOPARTICLES
... 2.2.2 Ultraviolet-Visible spectra ............................................................................................. 47 Results and discussion ........................................................................................................ 47 2.2.3 Infrared spectra ............... ...
... 2.2.2 Ultraviolet-Visible spectra ............................................................................................. 47 Results and discussion ........................................................................................................ 47 2.2.3 Infrared spectra ............... ...
Raman Spectroscopy on Semiconductor Nanowires
... of boundary conditions at the nanoscale gives rise to electric and polarization forces. The surfaces represent a new mechanical boundary, since the surface atoms are “less bound” and “feel” a different local field from the bulk. This has consequences even in the propagation of an optical phonon, whe ...
... of boundary conditions at the nanoscale gives rise to electric and polarization forces. The surfaces represent a new mechanical boundary, since the surface atoms are “less bound” and “feel” a different local field from the bulk. This has consequences even in the propagation of an optical phonon, whe ...
2 µm Laser Sources and Their Possible Applications
... 2. Solid state laser systems around 2 µm In the wavelength range around 2 µm the most interesting transitions for high power continuous wave (cw) and pulsed laser operation exist in the trivalent rare earth ions Tm3+ and Ho3+. Using these ions laser emission was achieved in many different host cryst ...
... 2. Solid state laser systems around 2 µm In the wavelength range around 2 µm the most interesting transitions for high power continuous wave (cw) and pulsed laser operation exist in the trivalent rare earth ions Tm3+ and Ho3+. Using these ions laser emission was achieved in many different host cryst ...
Structural, Optical, Electrical and Thermal Characterizations of Pure
... from aqueous solutions by natural evaporation process. The grown crystals are characterized by Fourier Transform Infrared spectroscopy, Energy Dispersive X-ray, UV-visible spectroscopy and differential thermal analysis. Crystal structure has been studied by powder X-ray diffraction. Pure and doped c ...
... from aqueous solutions by natural evaporation process. The grown crystals are characterized by Fourier Transform Infrared spectroscopy, Energy Dispersive X-ray, UV-visible spectroscopy and differential thermal analysis. Crystal structure has been studied by powder X-ray diffraction. Pure and doped c ...
near-field radiative transfer: thermal radiation
... This dissertation focuses on near-field radiative transfer, which can be defined as the discipline concerned with energy transfer via electromagnetic waves at sub-wavelength distances. Three specific subjects related to this discipline are investigated, namely nearfield thermal radiation, nanoscale- ...
... This dissertation focuses on near-field radiative transfer, which can be defined as the discipline concerned with energy transfer via electromagnetic waves at sub-wavelength distances. Three specific subjects related to this discipline are investigated, namely nearfield thermal radiation, nanoscale- ...
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... workstation. Finite difference calculations, on the other hand, take ,20 min of CPU time for each source position.18 Least-squared fitting procedures for determination of fluorophore concentration and lifetime based on these analytic solutions are thus possible within reasonable CPU times. ...
... workstation. Finite difference calculations, on the other hand, take ,20 min of CPU time for each source position.18 Least-squared fitting procedures for determination of fluorophore concentration and lifetime based on these analytic solutions are thus possible within reasonable CPU times. ...
Thomas–Fermi Approximation and Basics of the Density Functional
... quantities needed for optics. The term quasiparticle refers to a particle-like entity arising in certain systems of interacting particles. If a single particle moves through the system, surrounded by a cloud of other interactiong particles, the entire entity moves along somewhat like a free particle ...
... quantities needed for optics. The term quasiparticle refers to a particle-like entity arising in certain systems of interacting particles. If a single particle moves through the system, surrounded by a cloud of other interactiong particles, the entire entity moves along somewhat like a free particle ...
Optical Nonlinearities in the Transparency Region of Bulk Semiconductors . W
... wave-mixing schemes (Adair et al., 1989), and interferometric methods (LeGasse et al., 1990), while Section VII discusses a number of potential applications, namely, all-optical-switchingand optical limiting. Finally, the conclusion of this chapter is presented in Section VIII. ...
... wave-mixing schemes (Adair et al., 1989), and interferometric methods (LeGasse et al., 1990), while Section VII discusses a number of potential applications, namely, all-optical-switchingand optical limiting. Finally, the conclusion of this chapter is presented in Section VIII. ...