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... the square-type incident beam profile that is seen to persist over the whole depth of the Si slab, without diffraction along the transverse direction. We observe some z-dependence that arises from pump absorption (Lambert-Beer-type decrease of overall intensity along z) and interference of the forwa ...
... the square-type incident beam profile that is seen to persist over the whole depth of the Si slab, without diffraction along the transverse direction. We observe some z-dependence that arises from pump absorption (Lambert-Beer-type decrease of overall intensity along z) and interference of the forwa ...
Linköping University Post Print Optical properties of carbon nanofiber photonic crystals
... PCs based on CNFs are thought to be promising systems for the development of tunable PCs in the visible range [3], making use of the favorable actuation properties of the CNF. In order to fully exploit this potential application, it is important to first understand the static optical properties of s ...
... PCs based on CNFs are thought to be promising systems for the development of tunable PCs in the visible range [3], making use of the favorable actuation properties of the CNF. In order to fully exploit this potential application, it is important to first understand the static optical properties of s ...
Integrated polymer micro-ring resonators for optical sensing
... Compared to our previous study of PMATRIFE / SU8 / PMATRIFE MR, we used the structure without PMATRIFE upper cladding layer which has been replaced by air or water superstrates for sensor applications. Nevertheless, we have used the same photolithography mask, the design of which is reminded hereaft ...
... Compared to our previous study of PMATRIFE / SU8 / PMATRIFE MR, we used the structure without PMATRIFE upper cladding layer which has been replaced by air or water superstrates for sensor applications. Nevertheless, we have used the same photolithography mask, the design of which is reminded hereaft ...
The Michelson Interferometer
... consider a single point S on the source emitting light in all directions; let’s follow the course of one emerging ray. In fact, a wave from S will be split at O, and its segments will thereafter be reflected from M1 and M2. In my diagram I represent this by reflecting the ray off both M2 and M1’. To ...
... consider a single point S on the source emitting light in all directions; let’s follow the course of one emerging ray. In fact, a wave from S will be split at O, and its segments will thereafter be reflected from M1 and M2. In my diagram I represent this by reflecting the ray off both M2 and M1’. To ...
Negative Refraction Makes a Perfect Lens
... make a near field electrostatic lens operating in the GHz band by using a slab of material containing thin gold wires oriented normal to the surface and spaced in a square lattice cell side 5 mm. Perhaps the most interesting possibility for imaging in the GHz band is the magnetostatic limit. A struc ...
... make a near field electrostatic lens operating in the GHz band by using a slab of material containing thin gold wires oriented normal to the surface and spaced in a square lattice cell side 5 mm. Perhaps the most interesting possibility for imaging in the GHz band is the magnetostatic limit. A struc ...
Negative Refraction Makes a Perfect Lens
... make a near field electrostatic lens operating in the GHz band by using a slab of material containing thin gold wires oriented normal to the surface and spaced in a square lattice cell side 5 mm. Perhaps the most interesting possibility for imaging in the GHz band is the magnetostatic limit. A struc ...
... make a near field electrostatic lens operating in the GHz band by using a slab of material containing thin gold wires oriented normal to the surface and spaced in a square lattice cell side 5 mm. Perhaps the most interesting possibility for imaging in the GHz band is the magnetostatic limit. A struc ...
INTRODUCTION:
... Ray of light travels more slowly in an optically dense medium then in one that is less dense and refractive index gives measure of this effect. For the transmission total internal reflection occurs only if following two conditions are met: 1. The glass inside fiber core must have a slightly higher i ...
... Ray of light travels more slowly in an optically dense medium then in one that is less dense and refractive index gives measure of this effect. For the transmission total internal reflection occurs only if following two conditions are met: 1. The glass inside fiber core must have a slightly higher i ...
Optics Refraction Dispersion
... 40. The index of refraction for violet light in silica flint glass S is n V , and that for red light is n R . What is the angular spread of visible light passing through a prism of apex angle F if the angle of incidence is u? See Figure P35.39. Section 35.8 Total Internal Reflection ...
... 40. The index of refraction for violet light in silica flint glass S is n V , and that for red light is n R . What is the angular spread of visible light passing through a prism of apex angle F if the angle of incidence is u? See Figure P35.39. Section 35.8 Total Internal Reflection ...
Controlling the flow of electromagnetic waves
... added to facilitate perhaps our quest for the holy grail of all-photon telecommunications. The creation of a spectral em gap requires the strong periodic spatial modulation of the dielectric function, E, and/or the magnetic permeability, Il. This can be achieved by constructing composite materials c ...
... added to facilitate perhaps our quest for the holy grail of all-photon telecommunications. The creation of a spectral em gap requires the strong periodic spatial modulation of the dielectric function, E, and/or the magnetic permeability, Il. This can be achieved by constructing composite materials c ...
Introduction of Minor Nonlinear Effect Strain Insensitive SMF Fitting
... ensure robust network performance under practical bending conditions such as tight ninety degree corners, fixation by stapling and excess cable storage in tightly confined spaces. Design of bend insensitive fibers for home application includes important technical challenges. The second challenge is ...
... ensure robust network performance under practical bending conditions such as tight ninety degree corners, fixation by stapling and excess cable storage in tightly confined spaces. Design of bend insensitive fibers for home application includes important technical challenges. The second challenge is ...
Lecture 2. Electromagnetic waves at the interfaces
... In this lecture we will be looking into the modification which an EM wave under goes when it strikes the interface of two dielectric medium ...
... In this lecture we will be looking into the modification which an EM wave under goes when it strikes the interface of two dielectric medium ...
Optical Properties of Metals
... Scattering is the process by which the intensity of the light get directed to other direction in an inhomogeneous material. The scattering will also cause the attenuation of the light intensity. Unlike absorption, where the energy is transformed from electromagnetic radiation to some other form, sca ...
... Scattering is the process by which the intensity of the light get directed to other direction in an inhomogeneous material. The scattering will also cause the attenuation of the light intensity. Unlike absorption, where the energy is transformed from electromagnetic radiation to some other form, sca ...
System for observing interference phenomenon: In the previous
... To determine the wavelength of the source, we need to know the fringe width. For this, the convex lens is removed and the experimental arrangement is as shown in fig. Now we move the eyepiece, so that fringes with good contrast are visible on eyepiece. The fringe width is measured by setting the cro ...
... To determine the wavelength of the source, we need to know the fringe width. For this, the convex lens is removed and the experimental arrangement is as shown in fig. Now we move the eyepiece, so that fringes with good contrast are visible on eyepiece. The fringe width is measured by setting the cro ...
Chapter One: Light Dr.Muayyed Jabar Zoory
... The above relation means that a light ray takes n times more time to cover the distance AB a medium . To take into account the delay , we use another distance called the optical length. If a ray of light travels a distance L in a medium of refraction index n in a certain interval of time, then it wo ...
... The above relation means that a light ray takes n times more time to cover the distance AB a medium . To take into account the delay , we use another distance called the optical length. If a ray of light travels a distance L in a medium of refraction index n in a certain interval of time, then it wo ...
ESWW13Poster
... Magnetosphere will reach the Polar Cap ionosphere and modify the convection-related current systems thereby changing the magnetic variations from which the PC indices are derived. The PC index level, preferably comprising both PCN and PCS index values, should be monitored. Solar wind enhancement wil ...
... Magnetosphere will reach the Polar Cap ionosphere and modify the convection-related current systems thereby changing the magnetic variations from which the PC indices are derived. The PC index level, preferably comprising both PCN and PCS index values, should be monitored. Solar wind enhancement wil ...
Ammonia Optical Sensing by Microring Resonators
... Proposed sensor sensitivity, as ΔλR/Δnc, has been calculated by 3D FDTD simulations, obtaining a value of 132 nm. This value exhibits a good agreement with that estimated by formula (6). Since microring resonance wavelengths are more than 20 nm spaced whereas maximum resonance wavelength shift over ...
... Proposed sensor sensitivity, as ΔλR/Δnc, has been calculated by 3D FDTD simulations, obtaining a value of 132 nm. This value exhibits a good agreement with that estimated by formula (6). Since microring resonance wavelengths are more than 20 nm spaced whereas maximum resonance wavelength shift over ...
Optical Coherence Tomography
... The complex interference spectrum, described in Eq. (3), contains both amplitude and phase information at each wavelength. When considering N discrete wavelengths, we have 2N observables in total, which are less than the 2N + 1 unknowns (i.e. refractive index and extinction coefficient at N waveleng ...
... The complex interference spectrum, described in Eq. (3), contains both amplitude and phase information at each wavelength. When considering N discrete wavelengths, we have 2N observables in total, which are less than the 2N + 1 unknowns (i.e. refractive index and extinction coefficient at N waveleng ...
File - Pragati fast updates
... ordinary plane polarized light and extra ordinary plane polarized light. From the values of refractive indices, it is clear that Canada balsam acts as a rarer medium for an O-ray and denser medium for an E-ray. Therefore, there exists a critical angle of refraction for the O-rays at calcite Canada b ...
... ordinary plane polarized light and extra ordinary plane polarized light. From the values of refractive indices, it is clear that Canada balsam acts as a rarer medium for an O-ray and denser medium for an E-ray. Therefore, there exists a critical angle of refraction for the O-rays at calcite Canada b ...
Get PDF - OSA Publishing
... Optical microscopy techniques nowadays offer non-contact, high-resolution and real-time cell imaging facilities. Though, the knowledge of the optical properties of the intracellular organelles is deemed to bring valuable information about cells morphology, cellular internal processes or organelles s ...
... Optical microscopy techniques nowadays offer non-contact, high-resolution and real-time cell imaging facilities. Though, the knowledge of the optical properties of the intracellular organelles is deemed to bring valuable information about cells morphology, cellular internal processes or organelles s ...