1 Introduction to Optics and Photophysics - Wiley-VCH
... when the light passes from one medium to another. This is, for example, seen when trying to look at a scene through a glass full of water. Even though these two effects may look very different at first glance, both of these effects are ultimately based on interference, as discussed here. Diffraction ...
... when the light passes from one medium to another. This is, for example, seen when trying to look at a scene through a glass full of water. Even though these two effects may look very different at first glance, both of these effects are ultimately based on interference, as discussed here. Diffraction ...
Introduction of Minor Nonlinear Effect Strain Insensitive SMF Fitting
... conventional fiber manufacture process. In contrast to conventional optical fibers, in PCFs, not only in higher wavelengths the BL surpasses the critical value but also in lower wavelengths they hold a short-wavelength bend loss edge due to bend-induced coupling from the fundamental to the higher-or ...
... conventional fiber manufacture process. In contrast to conventional optical fibers, in PCFs, not only in higher wavelengths the BL surpasses the critical value but also in lower wavelengths they hold a short-wavelength bend loss edge due to bend-induced coupling from the fundamental to the higher-or ...
Sub-100 nm lithography using ultrashort wavelength of surface plasmons
... hole array [Fig. 3(a)] exhibits significant enhancement of the field strength and tight confinement of the field distribution compared with that of the aluminum hole array [Fig. 3(b)]. This offers the opportunity to further extend the resolution limit of the plasmonic lithography. The hole diameter, ...
... hole array [Fig. 3(a)] exhibits significant enhancement of the field strength and tight confinement of the field distribution compared with that of the aluminum hole array [Fig. 3(b)]. This offers the opportunity to further extend the resolution limit of the plasmonic lithography. The hole diameter, ...
Proposal - MISC Lab
... generate additional optical signals, particularly along the walls of the strait. We believe that these signals provide not only information about the surface layer, but also about the subsurface structure. We propose to use a variety of tools to investigate the bio-optical variability of the region, ...
... generate additional optical signals, particularly along the walls of the strait. We believe that these signals provide not only information about the surface layer, but also about the subsurface structure. We propose to use a variety of tools to investigate the bio-optical variability of the region, ...
Optical fibres solutions
... the light hits the surface of the corecladding boundary will vary and the amount of light that is internally reflected will change. The light was sent in at an angle just smaller than the critical angle, so any bending of the fibre will result in a change in the light intensity reaching the ...
... the light hits the surface of the corecladding boundary will vary and the amount of light that is internally reflected will change. The light was sent in at an angle just smaller than the critical angle, so any bending of the fibre will result in a change in the light intensity reaching the ...
Photonic Crystal Nanocavities for Efficient Light Confinement and
... quantum well material. This spontaneous emission coupling efficiency can be even higher if the linewidth of the semiconductor emission is narrowed, as is the case when using quantum dot active material. Therefore, single defect photonic crystal lasers represent the ultimate evolution of VCSELs, as c ...
... quantum well material. This spontaneous emission coupling efficiency can be even higher if the linewidth of the semiconductor emission is narrowed, as is the case when using quantum dot active material. Therefore, single defect photonic crystal lasers represent the ultimate evolution of VCSELs, as c ...
Polarization light curves and position angle variation of beamed
... total flux. The exact connection will depend on the specific model assumed for the deceleration of the fireball (i.e. homogeneous or radially distributed density of the interstellar medium, adiabatic or radiative regime, and so on), but there are general properties that can be incorporated in any mo ...
... total flux. The exact connection will depend on the specific model assumed for the deceleration of the fireball (i.e. homogeneous or radially distributed density of the interstellar medium, adiabatic or radiative regime, and so on), but there are general properties that can be incorporated in any mo ...
Optical metamaterials at near and mid-IR range fabricated by nanoimprint lithography
... as substrates for mid-IR metamaterials, thus our LSRs were fabricated on a thin SiNx membrane (Fig. 8a). SiO2 and Si3 N4 films were deposited onto the substrate by low pressure chemical vapor deposition (LPCVD) before the resist patterning. After the LSR structures were patterned by NIL (we used gol ...
... as substrates for mid-IR metamaterials, thus our LSRs were fabricated on a thin SiNx membrane (Fig. 8a). SiO2 and Si3 N4 films were deposited onto the substrate by low pressure chemical vapor deposition (LPCVD) before the resist patterning. After the LSR structures were patterned by NIL (we used gol ...
Optical metamaterials at near and mid-IR range fabricated by nanoimprint lithography
... as substrates for mid-IR metamaterials, thus our LSRs were fabricated on a thin SiNx membrane (Fig. 8a). SiO2 and Si3 N4 films were deposited onto the substrate by low pressure chemical vapor deposition (LPCVD) before the resist patterning. After the LSR structures were patterned by NIL (we used gol ...
... as substrates for mid-IR metamaterials, thus our LSRs were fabricated on a thin SiNx membrane (Fig. 8a). SiO2 and Si3 N4 films were deposited onto the substrate by low pressure chemical vapor deposition (LPCVD) before the resist patterning. After the LSR structures were patterned by NIL (we used gol ...
Initial demonstration of a local, evanescent, array coupled biosensor concept
... underlying detector array, NSOM is used to directly measure the evanescent field and thus the optical intensity on the upper surface of the waveguide. The NSOM technique has been employed to study basic optical phenomena in waveguides such as propagation loss, spatial mode profiles, and modal interf ...
... underlying detector array, NSOM is used to directly measure the evanescent field and thus the optical intensity on the upper surface of the waveguide. The NSOM technique has been employed to study basic optical phenomena in waveguides such as propagation loss, spatial mode profiles, and modal interf ...
ee230-finaltalk
... Use of a saturable absorber (SA) in the cavity creates the pulse train. SA are materials with non-linear optical properties that attenuate low optical intensities. ...
... Use of a saturable absorber (SA) in the cavity creates the pulse train. SA are materials with non-linear optical properties that attenuate low optical intensities. ...
An Efficient Wide-Angle Beam Propagation Method Using
... The finite-difference beam propagation method (FD-BPM) is now one of the most widely used numerical techniques for modeling optical and photonics devices, mostly owing to its calculational speed and numerical simplicity [1]-[3]. These attractive properties result chiefly from the use of the paraxial ...
... The finite-difference beam propagation method (FD-BPM) is now one of the most widely used numerical techniques for modeling optical and photonics devices, mostly owing to its calculational speed and numerical simplicity [1]-[3]. These attractive properties result chiefly from the use of the paraxial ...
Estimation of glucose diffusion coefficient in scleral tissue
... Model of the sciera in a local region can be represented as a slab with a thickness d that is filled by thin and long dielectric cylinders (collagen fibers) with average diameter —1 00 nm and refractive index n0 = 1 .474. The cylinders are located in planes that are parallel to the slab surface, but ...
... Model of the sciera in a local region can be represented as a slab with a thickness d that is filled by thin and long dielectric cylinders (collagen fibers) with average diameter —1 00 nm and refractive index n0 = 1 .474. The cylinders are located in planes that are parallel to the slab surface, but ...
Shen et al., J. Phys. Chem B, 2000
... processes at the nanoscale, much smaller than the wavelength of optical radiation. Nanoscale matter-radiation interactions, which include nanoscale confinement of radiation, nanoscale confinement of matter, and nanoscale photophysical or photochemical transformation, offer numerous opportunities for ...
... processes at the nanoscale, much smaller than the wavelength of optical radiation. Nanoscale matter-radiation interactions, which include nanoscale confinement of radiation, nanoscale confinement of matter, and nanoscale photophysical or photochemical transformation, offer numerous opportunities for ...
(III) Laser Detection of Wave Motion in Solids
... perfectly aligned; this is called constructive interference and the individual waves are “in phase.” If one wave is shifted with respect to the other, the amplitude of the combined wave will be lower than that obtained from constructive interference. In one special case, called destructive interfere ...
... perfectly aligned; this is called constructive interference and the individual waves are “in phase.” If one wave is shifted with respect to the other, the amplitude of the combined wave will be lower than that obtained from constructive interference. In one special case, called destructive interfere ...
Document
... Ray path: part of light following wavepath Beam: is the many of parallel ray Wavelength: it is the distance between similar point (crest to crest)( trough to trough) Amplitude: the distance between crest to path ray A2 α T Symmetric and asymmetric waves symmetric waves: amplitude line divided wav ...
... Ray path: part of light following wavepath Beam: is the many of parallel ray Wavelength: it is the distance between similar point (crest to crest)( trough to trough) Amplitude: the distance between crest to path ray A2 α T Symmetric and asymmetric waves symmetric waves: amplitude line divided wav ...
INTRODUCTION:
... Buffer: The outer layer, which serves as a "shock absorber" to protect the core and cladding from damage. ...
... Buffer: The outer layer, which serves as a "shock absorber" to protect the core and cladding from damage. ...
Lecture 12 - Lehigh University
... Fabrication of traditional optical glasses Clay pot melting, introduced by Schott in Germany, was the first method used to melt optical glass. However, the melts caused erosion of the clay, which led to striae in the final glass and they also became contaminated by iron and very fine (~ micron size ...
... Fabrication of traditional optical glasses Clay pot melting, introduced by Schott in Germany, was the first method used to melt optical glass. However, the melts caused erosion of the clay, which led to striae in the final glass and they also became contaminated by iron and very fine (~ micron size ...
Evaluation and application of spatial light modulators for
... purposive, animate, etc. ..., vision [1]. In the following we use the term active vision because it describes the new quality best. There is an important difference between the active and the classical passive approach. When we work in passive mode, a set of images is given which have to be processe ...
... purposive, animate, etc. ..., vision [1]. In the following we use the term active vision because it describes the new quality best. There is an important difference between the active and the classical passive approach. When we work in passive mode, a set of images is given which have to be processe ...
a spectral performance model for the
... CsBr). CVD Cadmium Telluride (CdTe) is an exotic II-VI material that has proven to provide good optical performance across a wide range of wavelengths and temperatures in the mid-infrared with acceptable mechanical durability to be used as a quality substrate material. Compared to the limited select ...
... CsBr). CVD Cadmium Telluride (CdTe) is an exotic II-VI material that has proven to provide good optical performance across a wide range of wavelengths and temperatures in the mid-infrared with acceptable mechanical durability to be used as a quality substrate material. Compared to the limited select ...
HOLOGRAM(REFLECTION)
... years before the invention of the laser. For this he received the Nobel prize in physics in 1971. There are a number of different types of holograms. In a transmission hologram, light from a laser is spread out by a lens to light up the holographic film or plate. The viewer stands on the side of the ...
... years before the invention of the laser. For this he received the Nobel prize in physics in 1971. There are a number of different types of holograms. In a transmission hologram, light from a laser is spread out by a lens to light up the holographic film or plate. The viewer stands on the side of the ...
The Phase element .1
... which corresponds to optical wavelengths (in vacuum) from 1570 to 1530 nm and to photon energies from 0.79 to 0.81 eV. The ternary compound In0.53Ga0.47As has its bandgap at 0.777 eV (at 300°K), that leads its spectrum for spontaneous emission (Eg Eg+2kT) to completely embrace the C-band. On the o ...
... which corresponds to optical wavelengths (in vacuum) from 1570 to 1530 nm and to photon energies from 0.79 to 0.81 eV. The ternary compound In0.53Ga0.47As has its bandgap at 0.777 eV (at 300°K), that leads its spectrum for spontaneous emission (Eg Eg+2kT) to completely embrace the C-band. On the o ...
Axial birefringence in high-numerical-aperture optical
... paper is to extend the vector diffraction theory in the literature to include the effects of a uniaxially birefringent cover layer with its symmetry axis perpendicular to the layer. Birefringence of this type is called axial birefringence. Next to the field of optical data storage the results of thi ...
... paper is to extend the vector diffraction theory in the literature to include the effects of a uniaxially birefringent cover layer with its symmetry axis perpendicular to the layer. Birefringence of this type is called axial birefringence. Next to the field of optical data storage the results of thi ...