Physical basis of colors seen in Congo red-stained amyloid
... the minimum and maximum values are not achieved and that observed curves are smoother than theoretical curves.4 In an orientated, birefringent, colored material, the nonabsorbing axis shows normal dispersion, while the absorbing axis shows anomalous dispersion. The birefringence is not constant at e ...
... the minimum and maximum values are not achieved and that observed curves are smoother than theoretical curves.4 In an orientated, birefringent, colored material, the nonabsorbing axis shows normal dispersion, while the absorbing axis shows anomalous dispersion. The birefringence is not constant at e ...
Surface Plasmon Engineering in Graphene Functionalized with
... purely doped graphene with the same Fermi levels (0.4 and 0.16 eV) and relaxation time of 1 ps are shown as a comparison. As mentioned previously, organic molecules do not only induce charge transfer to shift the Fermi level, but also introduce new optical transitions to modify the transport propert ...
... purely doped graphene with the same Fermi levels (0.4 and 0.16 eV) and relaxation time of 1 ps are shown as a comparison. As mentioned previously, organic molecules do not only induce charge transfer to shift the Fermi level, but also introduce new optical transitions to modify the transport propert ...
Disordered one-‐dimensional photonic structures composed by
... threshold laser action, high bending angle waveguide, super-‐prism effect, sensors and optical switches [20-‐25]. The calculation of the optical properties can be analytically performed with several theoret ...
... threshold laser action, high bending angle waveguide, super-‐prism effect, sensors and optical switches [20-‐25]. The calculation of the optical properties can be analytically performed with several theoret ...
electrostatics - Mathematic.in
... Can a metal sphere of radius 1 cm be given a charge of 1 Coulomb ? Justify your answer. ...
... Can a metal sphere of radius 1 cm be given a charge of 1 Coulomb ? Justify your answer. ...
Optical parameters of milk fat globules for laser light scattering
... 20 oC was measured at 589 nm and was calculated to be 1.470 at 466 nm and 1.460 at 633 nm. Because the software of the LLS equipment does not allow for differences in ni,water at the two different wavelengths, ni,fat was corrected to reflect the difference between the refractive indices of the fat g ...
... 20 oC was measured at 589 nm and was calculated to be 1.470 at 466 nm and 1.460 at 633 nm. Because the software of the LLS equipment does not allow for differences in ni,water at the two different wavelengths, ni,fat was corrected to reflect the difference between the refractive indices of the fat g ...
Lec03 - nptel
... further, the angle of refraction (θ2) also increases in accordance with the Snell’s law and at a particular angle of incidence the angle of refraction becomes 90 o and the refracted ray grazes along the media interface. This angle of incidence is called the critical angle of incidence (θc) of medium ...
... further, the angle of refraction (θ2) also increases in accordance with the Snell’s law and at a particular angle of incidence the angle of refraction becomes 90 o and the refracted ray grazes along the media interface. This angle of incidence is called the critical angle of incidence (θc) of medium ...
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... addition, upon reflection, s-polarized light can acquire a phase lag or phase advance relative to p polarized light. This is especially true at metal surfaces, which have complex indices of refraction (i.e. highly absorptive). As we shall see, linear polarized light can become circularly or, in gene ...
... addition, upon reflection, s-polarized light can acquire a phase lag or phase advance relative to p polarized light. This is especially true at metal surfaces, which have complex indices of refraction (i.e. highly absorptive). As we shall see, linear polarized light can become circularly or, in gene ...
... approximation and the Andrews’s method. The Rytov method widely used to calculate the effect of the atmosphere turbulence. It gives quite good agreement with the experimental data [4]. The Andrews’s method takes into account the size of receiver optical lens DREC.Not long ago it was published other ...
IOSR Journal of Applied Physics (IOSR-JAP)
... Synthesis, Characterization and Optical properties of PANI/ PVA Blends. 3.3 Optical properties 3.3.1 Absorption, transmission and reflection spectra of pure PVA and PANI / PVA blend films. The UV-VIS absorbance spectra in the region 200-1100 nm for PVA and PANI/ PVA blend are shown in fig. (3-a). T ...
... Synthesis, Characterization and Optical properties of PANI/ PVA Blends. 3.3 Optical properties 3.3.1 Absorption, transmission and reflection spectra of pure PVA and PANI / PVA blend films. The UV-VIS absorbance spectra in the region 200-1100 nm for PVA and PANI/ PVA blend are shown in fig. (3-a). T ...
Waveguide Dispersion
... Dispersion flattened fiber example. The material dispersion coefficient (Dm) for the core material and waveguide dispersion coefficient (Dw) for the doubly clad fiber result in a flattened small chromatic dispersion between l1 and l2. ...
... Dispersion flattened fiber example. The material dispersion coefficient (Dm) for the core material and waveguide dispersion coefficient (Dw) for the doubly clad fiber result in a flattened small chromatic dispersion between l1 and l2. ...
Biosensing under an applied voltage using optical waveguide
... A flow cell (Fig. 3) is constructed to enable liquid to contact the sensor chip at the grating region and to allow for a voltage difference across the adsorbing surface at a controlled temperature (Brusatori, 2001). A disk shaped platinum electrode is mounted flush with the upper face of the flow ca ...
... A flow cell (Fig. 3) is constructed to enable liquid to contact the sensor chip at the grating region and to allow for a voltage difference across the adsorbing surface at a controlled temperature (Brusatori, 2001). A disk shaped platinum electrode is mounted flush with the upper face of the flow ca ...
Paper
... method. The films have been modified by adding fullerenes C60, C70, and carbon nanotubes with the concentrations varied from 0.05 to 0.5 wt % relative to the photosensitive polymer component. The organics conjugated films have been placed onto glass substrates covered with transparent conducting lay ...
... method. The films have been modified by adding fullerenes C60, C70, and carbon nanotubes with the concentrations varied from 0.05 to 0.5 wt % relative to the photosensitive polymer component. The organics conjugated films have been placed onto glass substrates covered with transparent conducting lay ...
Optical properties of an isotropic layer on a uniaxial crystal substrate
... where g' has the same form as g in (SS), with rP replacing rS. For an isotropic substrate we have G Fz, and thus rPp-+ r,,. E y r e 1 shows the paths of rss, rpp, rspand rPsin the complex plane, for fixed angle of incidence and variable thickness A z of the isotropic layer. The paths repeat after th ...
... where g' has the same form as g in (SS), with rP replacing rS. For an isotropic substrate we have G Fz, and thus rPp-+ r,,. E y r e 1 shows the paths of rss, rpp, rspand rPsin the complex plane, for fixed angle of incidence and variable thickness A z of the isotropic layer. The paths repeat after th ...
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... the normalized version of the diffusion model given by Eq. 共5兲. Because l t and g are known, the only fitting parameter used is the extrapolation length ratio z e . The values of z e calculated with Eq. 共4兲 are 0.68 for the medium/oil interface and 1.67 for the medium/air interface. Therefore, the o ...
... the normalized version of the diffusion model given by Eq. 共5兲. Because l t and g are known, the only fitting parameter used is the extrapolation length ratio z e . The values of z e calculated with Eq. 共4兲 are 0.68 for the medium/oil interface and 1.67 for the medium/air interface. Therefore, the o ...
spectroscopic ellipsometry as a versatile tool to study thin films
... measurement technique for thin film thickness, refractive index (n) and extinction coefficient (k) measurement not only for single layers of thin film materials but also for multi-stacks of thin films especially grown by ALD technique. In addition, advantages of SE as a versatile tool for ALD techni ...
... measurement technique for thin film thickness, refractive index (n) and extinction coefficient (k) measurement not only for single layers of thin film materials but also for multi-stacks of thin films especially grown by ALD technique. In addition, advantages of SE as a versatile tool for ALD techni ...
... contributions from different NOA mechanism and nonlinear rotation of polarization ellipse takes place and therefore we cannot distinguish between these contributions. In some cases polarization tends to become circular, the sign of rotation depending on the orientation of initial polarization with e ...
RAY OPTICS
... Light is an electromagnetic wave phenomenon described by the same theoretical principles that govern all forms of electromagnetic radiation. Electromagnetic radiation propagates in the form of two mutually coupled vector waves, an electric-field wave and a magnetic-field wave. Nevertheless, it is p ...
... Light is an electromagnetic wave phenomenon described by the same theoretical principles that govern all forms of electromagnetic radiation. Electromagnetic radiation propagates in the form of two mutually coupled vector waves, an electric-field wave and a magnetic-field wave. Nevertheless, it is p ...
Fast-Response Liquid Crystal Microlens
... the effective refractive index expressed by Equation (1). If the LC molecules, located at different positions, could be controlled to have various reorientation angles, then the light will experience various refractive indices accordingly, as shown in Figure 1d. Here, the light incident on the cente ...
... the effective refractive index expressed by Equation (1). If the LC molecules, located at different positions, could be controlled to have various reorientation angles, then the light will experience various refractive indices accordingly, as shown in Figure 1d. Here, the light incident on the cente ...
Non-Collinear Second Harmonic Generation in
... any manner. The laser itself, producing light not available in nature, is the most obvious example. Because of the extremely small photon-photon interaction cross-section the direct influence of one light beam on another is not practical with today’s light sources. Therefore the nonlinearity is achi ...
... any manner. The laser itself, producing light not available in nature, is the most obvious example. Because of the extremely small photon-photon interaction cross-section the direct influence of one light beam on another is not practical with today’s light sources. Therefore the nonlinearity is achi ...
Guided-mode triggered switching between TE orders of a metal
... wave to the co- and contra-propagating plasmon modes upon an angular tilt in the incidence plane [2], there is no such resonance in the same structure for the TE polarization. Triggering such switching effect for the TE polarization requires the existence of a TE-resonance. This resonance can be a m ...
... wave to the co- and contra-propagating plasmon modes upon an angular tilt in the incidence plane [2], there is no such resonance in the same structure for the TE polarization. Triggering such switching effect for the TE polarization requires the existence of a TE-resonance. This resonance can be a m ...