Lecture-10-Optics
... Note that this is for the case of maxima in reflected light, but also minima in the transmitted light. The case for minima in reflected light and maxima in transmitted light is as follows: ...
... Note that this is for the case of maxima in reflected light, but also minima in the transmitted light. The case for minima in reflected light and maxima in transmitted light is as follows: ...
Highly doped InP as a low loss plasmonic material for
... alternatives has its own preferential wavelength range due to the available free carrier concentrations and mobilities. Semiconductors benefit from lower optical losses resulting from their high mobilities [19], drastic tunability of plasmonic properties via doping, the possibility of active control ...
... alternatives has its own preferential wavelength range due to the available free carrier concentrations and mobilities. Semiconductors benefit from lower optical losses resulting from their high mobilities [19], drastic tunability of plasmonic properties via doping, the possibility of active control ...
Technical Digest Post-Deadline Papers
... 3. DESIGN OF GRATING We used the general grating equation to show that the light diffracted by on-axis grating into the higher orders other than the 0-order cannot return to the focusing lens; if the pitch of the grating is shorten, this light may go beside the lens. The maximum pitches of the grati ...
... 3. DESIGN OF GRATING We used the general grating equation to show that the light diffracted by on-axis grating into the higher orders other than the 0-order cannot return to the focusing lens; if the pitch of the grating is shorten, this light may go beside the lens. The maximum pitches of the grati ...
Feedback-induced catastrophic optical mirror damage
... military applications including the pumping of solid-state, disk and fiber lasers [1]. These high-power diode lasers are the most efficient narrow-band light sources and convert up to 73 percent of electrical energy into light [2]. To achieve higher output powers, it has become common to increase th ...
... military applications including the pumping of solid-state, disk and fiber lasers [1]. These high-power diode lasers are the most efficient narrow-band light sources and convert up to 73 percent of electrical energy into light [2]. To achieve higher output powers, it has become common to increase th ...
Optical switches
... Optical amplifiers • Optical signal propagating in a fiber suffers attenuation • Optical power level of a signal must be periodically conditioned • Optical amplifiers are key components in long haul optical systems • An optical amplifier is characterized by • gain - ratio of output power to input po ...
... Optical amplifiers • Optical signal propagating in a fiber suffers attenuation • Optical power level of a signal must be periodically conditioned • Optical amplifiers are key components in long haul optical systems • An optical amplifier is characterized by • gain - ratio of output power to input po ...
Resonant bio- and chemical sensors using low-refractive
... sensors in this work are most relevant when precise refractive index diagnosis for liquids or their mixtures is required. 2. Resonant sensor design principles In this paper we detail design principles behind a resonant optical sensor utilizing low-refractive-index-contrast analyte-filled Bragg fibers. ...
... sensors in this work are most relevant when precise refractive index diagnosis for liquids or their mixtures is required. 2. Resonant sensor design principles In this paper we detail design principles behind a resonant optical sensor utilizing low-refractive-index-contrast analyte-filled Bragg fibers. ...
![[13] S. Ghost, ST Parker, X. Wang, DL Kaplan and JA Lewis](http://s1.studyres.com/store/data/009648722_1-ad6a1b829b6738b583b7809c145421dd-300x300.png)
Chapter 8: Optical Fibers and Components
... Polarization mode dispersion (PMD) • It is due to the fact that the core of the fiber is not perfectly round. • In an ideal circularly symmetric fiber the light gets polarized and it travels along two polarization planes which have the same speed. • When the core of the fiber is not round, the ligh ...
... Polarization mode dispersion (PMD) • It is due to the fact that the core of the fiber is not perfectly round. • In an ideal circularly symmetric fiber the light gets polarized and it travels along two polarization planes which have the same speed. • When the core of the fiber is not round, the ligh ...
Sheets Mar 2014 - Arab Academy for Science, Technology
... 8] A typical relative refractive index difference for an optical fiber designed for long transmission is 1%. Estimate the NA and the solid acceptance angle in air for the fiber when the core index is 1.46. Further, calculate the critical angle at the core-cladding interface within the fiber. It may ...
... 8] A typical relative refractive index difference for an optical fiber designed for long transmission is 1%. Estimate the NA and the solid acceptance angle in air for the fiber when the core index is 1.46. Further, calculate the critical angle at the core-cladding interface within the fiber. It may ...
Confocal Microscopy - Emory Physics
... microscope designs, this entry will discuss one general type—the other designs are not markedly different.[2] The majority of confocal microscopes image either by reflecting light off the specimen or by stimulating fluorescence from dyes (fluorophores) applied to the specimen. The focus of this entry w ...
... microscope designs, this entry will discuss one general type—the other designs are not markedly different.[2] The majority of confocal microscopes image either by reflecting light off the specimen or by stimulating fluorescence from dyes (fluorophores) applied to the specimen. The focus of this entry w ...
Fiber optic devices and systems
... medical technology in the early 1950s when the then Indian PhD student, Narinder S. Kapany, was asked by his supervisor, Professor H.H. Hopkins, to fabricate a meter-length cladded glass fiber for image transmission. At that time, the fiber attenuation was about 1000dB/km but this did not impede its ...
... medical technology in the early 1950s when the then Indian PhD student, Narinder S. Kapany, was asked by his supervisor, Professor H.H. Hopkins, to fabricate a meter-length cladded glass fiber for image transmission. At that time, the fiber attenuation was about 1000dB/km but this did not impede its ...
Modes of wave-chaotic dielectric resonators
... rotationally symmetric structures such as spheres, cylinders and disks. The reason for this is that the wave equation is separable and the solutions can be written in terms of special functions carrying three modes indices. The narrow (long-lived) resonances correspond to ray trajectories circling a ...
... rotationally symmetric structures such as spheres, cylinders and disks. The reason for this is that the wave equation is separable and the solutions can be written in terms of special functions carrying three modes indices. The narrow (long-lived) resonances correspond to ray trajectories circling a ...
Volume determination of the Avogadro spheres of
... A first set of three spheres was made up of natural silicon consisting of 92.2% 28 Si, 4.7% 29 Si and 3.1% 30 Si. For these spheres an uncertainty of 3.1 × 10−7 was achieved [2]. To further reduce the uncertainty an isotopically nearly pure crystal was fabricated with 99.99% 28 Si, primarily to redu ...
... A first set of three spheres was made up of natural silicon consisting of 92.2% 28 Si, 4.7% 29 Si and 3.1% 30 Si. For these spheres an uncertainty of 3.1 × 10−7 was achieved [2]. To further reduce the uncertainty an isotopically nearly pure crystal was fabricated with 99.99% 28 Si, primarily to redu ...
Physical basis of colors seen in Congo red-stained amyloid
... are seen as the polarizer and analyzer are uncrossed and sometimes when the slide is rotated. Previously, there has been no satisfactory explanation of these properties. Birefringence means that a material has two refractive indices, depending on its orientation in polarized light. Birefringence can ...
... are seen as the polarizer and analyzer are uncrossed and sometimes when the slide is rotated. Previously, there has been no satisfactory explanation of these properties. Birefringence means that a material has two refractive indices, depending on its orientation in polarized light. Birefringence can ...
Absolute length measurement of prismatic bodies with PTB´s new
... To measure the actual length of the gauge block, the axis of the gauge block has to be parallel to the beam direction. Otherwise, i.e. if the sample is tilted with respect to the beam direction, the measured length is shorter than the actual length, initiated by the cosine error [7]. In a single-end ...
... To measure the actual length of the gauge block, the axis of the gauge block has to be parallel to the beam direction. Otherwise, i.e. if the sample is tilted with respect to the beam direction, the measured length is shorter than the actual length, initiated by the cosine error [7]. In a single-end ...
Soliton Radiation Beat Analysis of Optical Pulses Generated from
... domain is realised if some interfering optical solitons are exited in the first fibre stage. Additionally, the usage of solitons is helpful to stabilise the output structure of this stage. However, if too many solitons are excited, they will tend to break up and, so, impact the periodicity of the te ...
... domain is realised if some interfering optical solitons are exited in the first fibre stage. Additionally, the usage of solitons is helpful to stabilise the output structure of this stage. However, if too many solitons are excited, they will tend to break up and, so, impact the periodicity of the te ...
Illusion Optics: The Optical Transformation of an Object into Another
... Recently, the concept of transformation optics [1–22] has enabled the design of new materials that can steer light along arbitrary curves, and the implementation is made possible by employing metamaterials [23–27]. Among various novel applications, the most fascinating is a cloaking device designed ...
... Recently, the concept of transformation optics [1–22] has enabled the design of new materials that can steer light along arbitrary curves, and the implementation is made possible by employing metamaterials [23–27]. Among various novel applications, the most fascinating is a cloaking device designed ...
2001 - Institute of Applied Physics - Friedrich-Schiller
... combining large angles of profiles and non-paraxial incident waves may lead to spherical aberrations. In this case it is necessary to use special design methods which consider these effects. We want to present a special beam shaping task for an application in safety engineering, in which beam shapin ...
... combining large angles of profiles and non-paraxial incident waves may lead to spherical aberrations. In this case it is necessary to use special design methods which consider these effects. We want to present a special beam shaping task for an application in safety engineering, in which beam shapin ...
Low-grazing angles scattering of electromagnetic waves from one
... Multiple Interactions or the Forward–Backward approach [11,12]. In [13], we have presented a boundary integral method for the numerical solution of the rigorous problem of timeharmonic wave scattering from rough surfaces under grazing illumination. The rough surface is represented by a bounded pertu ...
... Multiple Interactions or the Forward–Backward approach [11,12]. In [13], we have presented a boundary integral method for the numerical solution of the rigorous problem of timeharmonic wave scattering from rough surfaces under grazing illumination. The rough surface is represented by a bounded pertu ...
FIBER OPTICS
... of the electric- and magnetic-field complex amplitudes E, and Hz in the form of (8.1-5). The condition that these components must be continuous at the core-cladding boundary r = a establishesa relation between the coefficients of proportionality in (8.1-9), so that we have only one unknown for E, an ...
... of the electric- and magnetic-field complex amplitudes E, and Hz in the form of (8.1-5). The condition that these components must be continuous at the core-cladding boundary r = a establishesa relation between the coefficients of proportionality in (8.1-9), so that we have only one unknown for E, an ...
Total Internal Reflection Spectroscopy for Studying Soft Matter
... of experimental artefacts, primarily due to their use of a range of incident wavelengths. Therefore we will ignore the effect of absorption of light initially, and consider it later in this section. ...
... of experimental artefacts, primarily due to their use of a range of incident wavelengths. Therefore we will ignore the effect of absorption of light initially, and consider it later in this section. ...
