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Light Propagation

Axisymmmetric Empty Space: Light Propagation, Orbits and Dark Matter

Axisymmmetric Empty Space: Light Propagation, Orbits and Dark Matter

... This study presents an axisymmetric solution of the Einstein equations for empty space. The geo- metry is studied by determining its Petrov classification and killing vectors. Light propagation, or- bital ...

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Light propagation
in layered photonic crystals with admixture layers

Light propagation in layered photonic crystals with admixture layers

... For simplicity, below we restrict our study to the case of light propagation along the z axis ( β = 0 ) in a nonmagnetic lattice (with µ ˆ = I ˆ being a unit matrix). Like in Ref. [5], we treat the ...

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Phantom of Human Adipose Tissue and Studies of Light Propagation and Light Absorption for Parameterization and Evaluation of Noninvasive Optical Fat Measuring Devices

Phantom of Human Adipose Tissue and Studies of Light Propagation and Light Absorption for Parameterization and Evaluation of Noninvasive Optical Fat Measuring Devices

... the light propagation in tissue and enable the measurement strategies for determination of local subcu- taneous fat to be ...that light of 900 nm penetrates skin with a subcutane fat layer of 15 ...

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Applications of light propagation in novel photonic devices

Applications of light propagation in novel photonic devices

... of light propagation in photonic crystals and showed that as the effective re- fractive index is determined by the photonic band structure, it can in fact be less than unity or even negative ...anomalous ...

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Accurate Discontinuous Galerkin Finite Element Methods for Computing Light Propagation in Photonic Crystals

Accurate Discontinuous Galerkin Finite Element Methods for Computing Light Propagation in Photonic Crystals

... In this work, a method for computing the light propagation in photonic crystals was presented. First, a mathematical model for the time-harmonic Maxwell equations, which describe light ...

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Phase-dependent light propagation in atomic vapors

Phase-dependent light propagation in atomic vapors

... Light propagation in an atomic medium whose coupled electronic levels form a ♦-configuration exhibits a critical dependence on the input ...along propagation, minimize dissipation, and are due to ...

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Understanding the rich physics of light propagation in slow photonic crystal waveguides

Understanding the rich physics of light propagation in slow photonic crystal waveguides

... Figure 2. Example of dispersion engineered PhC waveguide for flat-band slow-light based on shifting individual rows of holes. (a) The calculated dispersion relation, with the defect waveguiding mode highlighted in ...

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PHOTONIC CRYSTAL FIBER –A NOVEL MEDIUM FOR LIGHT PROPAGATION

PHOTONIC CRYSTAL FIBER –A NOVEL MEDIUM FOR LIGHT PROPAGATION

... PCFs were rocketed to prominence by the technological and visual appeal of bright supercontinuum light. A growing worldwide collection of peer-reviewed literature indicates that there is broad interest in the ...

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Accurate Modeling of Light : Propagation inside Photonic
Crystals of Increasing Geometric
Complexity

Accurate Modeling of Light : Propagation inside Photonic Crystals of Increasing Geometric Complexity

... Besides perfectly periodic photonic crystals, impurities can have many different ap- plications. If the periodicity is intentionally broken, for example due to a single pore having a larger or smaller radius, a point ...

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Light Propagation in Ultracold Atomic Gases

Light Propagation in Ultracold Atomic Gases

... ultraold atoms in optial latties as an optial probe of quantum. statistis[r] ...

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Wavefronts and Light Cones for Kerr Spacetimes

Wavefronts and Light Cones for Kerr Spacetimes

... the light propagation by means of simulations of wavefronts and light cones for Kerr ...the light propagation in presence of massive rotating black ...

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Amplitude and Phase Control of Absorption and Dispersion in a Kobrak-Rice 5-Level Quantum System

Amplitude and Phase Control of Absorption and Dispersion in a Kobrak-Rice 5-Level Quantum System

... Abstract—The absorption and dispersion properties of a Kobrak-Rice 5-level quantum system are investigated. It is shown that the dressed states of such a system are phase-dependent. It is also demonstrated that the ...

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Robert Grosseteste and his Treatise on Lines, Angles and Figures of the Propagation of Light

Robert Grosseteste and his Treatise on Lines, Angles and Figures of the Propagation of Light

... The treatise has a strong Incipit: let us therefore report, after the Grosseteste’s words what A.G. Padgett is telling about Grosseteste in [11]. “Even as he translated and interpreted Aristotle, Grosseteste placed ...

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Reviewing Michelson Interferometer Experiment and Measuring the Speed of Starlight

Reviewing Michelson Interferometer Experiment and Measuring the Speed of Starlight

... The wave-aether model was proposed long time ago. We study Michelson in- terferometer experiment and find that its theoretical calculation erroneously neglected the aether drag effect. We take the drag effect into ...

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Survey on Multipoint Measurement Technology Using Optical Fiber

Survey on Multipoint Measurement Technology Using Optical Fiber

... laser light in the form of short pulses injected into optical fiber with a duration of several nanoseconds then while the light propagates through the optical ...scattering light generated at various ...

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Propagation and Confinement of Electric Field Waves along One Dimensional Porous Silicon Hybrid Periodic/Quasiperiodic Structure

Propagation and Confinement of Electric Field Waves along One Dimensional Porous Silicon Hybrid Periodic/Quasiperiodic Structure

... Selective spatial confinement of the electric field intensity is theoretically obtained for the light propagation along hy- brid structures conformed by periodic and Fibonacci quasiperiodic dielectric ...

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Special Relativity with a Preferred Frame and the Relativity Principle

Special Relativity with a Preferred Frame and the Relativity Principle

... The purpose of the present study is to develop a counterpart of the special re- lativity theory that is consistent with the existence of a preferred frame but, like the standard relativity theory, is based on the ...

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Optical spectra of two dimensional photonic crystal bars based on macroporous Si

Optical spectra of two dimensional photonic crystal bars based on macroporous Si

... incident light is used. Thus the light propagates along both Γ-X and Γ-M photonic crystal ...reflected light waves and the reflection ...of light propagation for spectra simulation by ...

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Entangling light in high dimensions

Entangling light in high dimensions

... In up-conversion processes such as SHG and SFG, the concept of phase matching has a clear experimental significance: it simply determines the net power of the up-converted beam. This is due to the fact that the two fixed ...

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Polarization Insensitive Surface Plasmon Polarization Electro Absorption Modulator Based on Epsilon Near Zero Indium Tin Oxide

Polarization Insensitive Surface Plasmon Polarization Electro Absorption Modulator Based on Epsilon Near Zero Indium Tin Oxide

... Typical Si waveguide modulators leverage electrically al- tering either the refractive or the absorptive properties of a material to modulate the transmission of light through a device. Due to the weak plasma ...

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