Results 11 to 20 of about 23,896 (237)

Spectra of a Bragg Microresonator Filled with a Graphene-Containing Medium

open access: yesPhotonics, 2023
Transmission spectra of a symmetric microresonator structure, with dielectric Bragg mirrors, are obtained. The working cavity of the structure is partially filled by a layer of a quarter-wave thickness of finely layered “graphene–semiconductor” medium ...
Irina V. Fedorova   +2 more
doaj   +1 more source

Reflectivity Modelling of All-Porous-Silicon Distributed Bragg Reflectors and Fabry-Perot Microcavities

open access: yesNonlinear Analysis, 2005
Herein, the problem of nanocrystaline silicon laser and its importance in microelectronics are discussed upon. The features of vertical Fabry-Perot microcavities made on the base of porous silicon are described.
N. Samuolienė, E. Šatkovskis
doaj   +1 more source

Characterization of Microstructural Damage and Failure Mechanisms in C45E Structural Steel under Compressive Load

open access: yesCrystals, 2022
In this paper, the microstructural damage evolution of a steel with a ferrite–pearlite microstructure (C45E) was investigated during the process of cold upsetting.
Milija Kraišnik   +5 more
doaj   +1 more source

Transient microcavity sensor

open access: yesOptics Express, 2015
9 pages, 5 ...
Shu, Fang-Jie   +4 more
openaire   +3 more sources

Control of Emission Characteristics of Perovskite Lasers through Optical Feedback

open access: yesAdvanced Photonics Research, 2021
Recent progress on perovskite lasers has shown the large potential for such materials to become a basis for commercially available microlasers in the near feature.
Alexander Palatnik   +6 more
doaj   +1 more source

Polymeric Planar Microcavities Doped with a Europium Complex

open access: yesCrystals, 2020
Organo-metallic europium complex tetrakis (dibenzoyl methide) triethylammonium (EuD4TEA) shows a sharp emission spectrum, which makes it interesting for photonic applications.
Paola Lova   +6 more
doaj   +1 more source

Subwavelength silicon microcavities

open access: yesOptics Express, 2009
We present a study of the first silicon microdisk resonators which are smaller than the free-space resonant wavelength in all spatial dimensions. Spectral details of whispering gallery modes with azimuthal mode number m = 4-7 are measured in microdisks with diameters between 1.35 and 1.89microm and are studied at wavelengths from 1.52 to 1.62microm ...
Jeffrey, Shainline   +5 more
openaire   +2 more sources

Analysis of Quality Factor Enhancement in the Monolithic InGaN/GaN Nanorod Array

open access: yesApplied Sciences, 2019
Whispering gallery mode (WGM) lasers and resonators are key building blocks for photonic integrated circuits. The quality factor and resonant wavelength are strong functions of the cavity size.
Chia-Yen Huang   +4 more
doaj   +1 more source

Laser-Inscribed Diamond Waveguide Resonantly Coupled to Diamond Microsphere

open access: yesMolecules, 2020
An all-diamond photonic circuit was implemented by integrating a diamond microsphere with a femtosecond-laser-written bulk diamond waveguide. The near surface waveguide was fabricated by exploiting the Type II fabrication method to achieve stress-induced
Nurperi Yavuz   +8 more
doaj   +1 more source

Room temperature exciton–polariton Bose–Einstein condensation in organic single-crystal microribbon cavities

open access: yesNature Communications, 2021
The use of room temperature exciton–polariton Bose–Einstein condensation is limited by the need for external high-finesse microcavities. The authors generate room temperature EPs with single-crystal microribbons as waveguide Fabry–Pérot microcavities ...
Ji Tang   +8 more
doaj   +1 more source

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