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An inverse Doppler shift occurs in a photonic crystal (PC) bounded by a moving wall. The interpretation of this result has stirred some controversy. In this paper, we address the problem using a diagrammatic approach. This visual…

This paper theoretically proposes a multichannel functional metasurface computer characterized by Generalized Sheet Transition Conditions (GSTCs) and surface susceptibility tensors. The study explores a polarization- and angle-multiplexed…

Optics · Physics 2019-06-26 Ali Momeni , Hamid Rajabalipanah , Ali Abdolali , Karim Achouri

A new mechanism of longitudinal confinement of optical energy via coupled plasmon modes is proposed in chains of noble metal nanoparticles embedded in a graded dielectric medium, which is analogous to the confinement of electrons in…

Materials Science · Physics 2007-05-23 J. J. Xiao , K. Yakubo , K. W. Yu

In order to efficiently image a non-absorbing sample (a phase object), dedicated phase contrast optics are required. Typically, these optics are designed with the assumption that the sample is weakly scattering, implying a linear relation…

Optics · Physics 2020-10-22 Stewart Koppell , Mark Kasevich

Following how the electrical transistor revolutionized the field of electronics,the realization of an optical transistor in which the flow of light is controlled optically should open the long-sought era of optical computing and new data…

Hybridisation of the cavity modes and the excitons to polariton states together with the coupling to the vibrational modes determine the linear optical properties of organic semiconductors in microcavities. In this article we compute the…

We describe a semi-analytical approach for three-dimensional analysis of photonic crystal fibre devices. The approach relies on modal transmission-line theory. We offer two examples illustrating the utilization of this approach in photonic…

Optics · Physics 2007-05-23 Ali Dabirian , Mahmood Akbari , Niels Asger Mortensen

Interstellar ices are largely composed of frozen water. It is important to derive fundamental parameters for H$_2$O ice such as absorption and scattering opacities for which accurate complex refractive indexes are needed. The primary goal…

Instrumentation and Methods for Astrophysics · Physics 2023-12-20 W. R. M. Rocha , M. G. Rachid , M. K. McClure , J. He , H. Linnartz

In this paper we proposed a novel overlay alignment method using two sets of identical photonic crystals (PhCs). In this method the reflection or transmission spectrum of the two overlaid photonic crystals is measured to help wafer tilt,…

Optics · Physics 2007-05-23 Can Peng , Keith Morton , Zhaoning Yu , Stephen Y. Chou

The refraction of light in an optical medium is not only a subject of fundamental interest, but the refractive index also plays a crucial role in applications involving integrated and non-linear optics. One such application is photon-pair…

Optics · Physics 2025-08-22 Stefan Kazmaier , Kaisa Laiho

The resolution of far-field optical microscopes, which rely on propagating optical modes, is widely believed to be limited because of diffraction to a value on the order of a half-wavelength $\lambda /2$ of the light used. Although…

Materials Science · Physics 2009-11-10 Igor I. Smolyaninov , Christopher C. Davis , Jill Elliott , Anatoly V. Zayats

In suitably chosen domains of space-time, the world function may be a powerful tool for modelling the deflection of light and the time/frequency transfer. In this paper we work out a recursive procedure for expanding the world function into…

General Relativity and Quantum Cosmology · Physics 2009-11-10 Christophe Le Poncin-Lafitte , Bernard Linet , Pierre Teyssandier

We consider light propagation in a silicon dioxide substrate with implanted ${\mathrm{Er}}^{3+}$ ions and silver nanoparticles that are randomly and homogeneously distributed in the substrate. When their densities are large enough, the…

Optics · Physics 2024-12-17 Igor Kuzmenko , Y. Avishai , Y. B. Band

The recoil optical force that acts on emitters near a surface or waveguide relies on near-field directionality and conservation of momentum. It features desirable properties uncommon in optical forces, such as the ability to produce it via…

Optics · Physics 2020-07-02 J. A. Girón-Sedas , Francisco J. Rodríguez-Fortuño

The refraction of a light ray by a homogeneous, isotropic and non-dispersive transparent material half-space in uniform rectilinear motion is investigated theoretically. The approach is an amalgamation of the original Fermat's principle and…

Optics · Physics 2007-12-06 Aleksandar Gjurchinovski , Aleksandar Skeparovski

The Dirac point with a double-cone structure for optical fields, an optical analogy Dirac fermions in graphene, can be realized in optically homogenous metamaterials. The condition for the realization of Dirac point in optical systems is…

Optics · Physics 2015-05-13 Li-Gang Wang , Zhi-Guo Wang , Shi-Yao Zhu

We describe propagation of light in a gas with periodic density modulation, demonstrating photonic-crystal-like refraction with negative refraction angles. We address the role of poorly defined boundaries and damping, and derive an optical…

Optics · Physics 2015-03-11 Marina Litinskaya , Evgeny A. Shapiro

Negative refraction and left-handed electromagnetism in a metallic photonic crystal (PC) wedge are demonstrated in free space for both transverse magnetic and electric mode propagation. The experimental results are in excellent agreement…

Other Condensed Matter · Physics 2009-11-10 P. Vodo , P. V. Parimi , W. T. Lu , R. Wing , S. Sridhar

The possibility to convert the photon beam linear polarization into circular one at photon energies of hundreds GeV with the use of crystals is considered. The energy and orientation dependencies of refractive indexes are investigated in…

High Energy Physics - Experiment · Physics 2007-05-23 N. Z. Akopov , A. B. Apyan , S. M. Darbinyan

Under the action of pump light, the conventional photonic crystal can be turned into function photonic crystal. In the paper, we have designed optical triode with one-dimensional function photonic crystal, and analyzed the effect of period…

Optics · Physics 2016-03-23 Xiang-Yao Wu , Ji Ma , Xiao-Jing Liu , Yu Liang , Zhi-Guo Wang
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