Results 1 to 10 of about 12,031 (250)

A monolithic microcavity laser with simultaneous upconversion and frequency-doubled lasing via crystal-in-glass engineering [PDF]

open access: yesLight: Science & Applications
This work demonstrates a novel crystal-in-glass composite structure for multifunctional micro-nano light sources in integrated photonics. Based on a Er3+/Yb3+-codoped glass-ceramic (GC) whispering gallery mode (WGM) microcavity incorporating Ba2TiGe2O8 ...
Shengda Ye   +8 more
doaj   +2 more sources

Highly Sensitive Detection and Discrimination of Cell Suspension Based on a Metamaterials-Based Biosensor Chip [PDF]

open access: yesBiosensors
Metamaterials (MMs)-based terahertz (THz) biosensors hold promise for clinical diagnosis, featuring label-free operation, simple, rapid detection, low cost, and multi-cell-type discrimination.
Kanglong Chen   +6 more
doaj   +2 more sources

A Scalable Method for Cavity‐Enhanced Solid‐State Quantum Sensors [PDF]

open access: yesAdvanced Science
Photoluminescent color centers in diamond and hexagonal boron nitride (hBN) are powerful nanoscale solid‐state quantum sensors that are explored in a plethora of quantum technologies.
Daniel J. Tibben   +5 more
doaj   +2 more sources

Spiraling elliptic hollow beams with cross phase

open access: yesNew Journal of Physics, 2023
We introduced a class of spiraling elliptic hollow beams with the cross phase. Due to the cross phase, the spiraling elliptic hollow beams exhibit three key characteristics, having the elliptic peak ring, carrying the orbital angular momentum (OAM), and ...
Guo Liang   +4 more
doaj   +1 more source

Enhanced Biosensor Based on Assembled Porous Silicon Microcavities Using CdSe/ZnS Quantum Dots

open access: yesIEEE Photonics Journal, 2021
To further improve the sensitivity of porous silicon-assembled microcavity biosensors, the detection of porous silicon assembled microcavity by angle spectrum method is also researched.
Miao Sun   +5 more
doaj   +1 more source

Giant enhancement of emission intensity by using microcavity

open access: yesResults in Physics, 2020
We propose theoretically a tunable circular Bragg microcavity to enhance the intensity of the emission band of interest in rare-earth-doped materials and to suppress the unwanted emission bands which produce noise and diminish the efficiency of the ...
Muhammad Hanif Ahmed Khan Khushik   +1 more
doaj   +1 more source

Analysis of the Detuning Regulation of a Double-Pumped Microcavity

open access: yesIEEE Photonics Journal, 2023
The detuning regulation of a double-pumped microcavity is investigated. In this paper, results show that one of the detuning parameters’ regulation facilitates dual-comb generation. When the other detuning parameter is selected appropriately, dual
X. Xu   +4 more
doaj   +1 more source

Improving efficiency of semitransparent organic solar cells by constructing semitransparent microcavity

open access: yesScientific Reports, 2023
Semitransparent organic solar cells have become attractive recently because of their photon harvesting in the near-infrared and ultraviolet range and passing in the visible light region.
Elmira Annabi Milani   +2 more
doaj   +1 more source

On-Demand Waveguide-Integrated Microlaser-on-Silicon

open access: yesApplied Sciences, 2023
The integration of high-quality III–V light sources on the Si platform has encountered a challenge that demands a highly precise on-demand addressability of single devices in a significantly reduced integration area.
Byung-Ju Min, Yeon-Ji Kim, You-Shin No
doaj   +1 more source

Optimal Design of an Hourglass in-Fiber Air Fabry-Perot Microcavity—Towards Spectral Characteristics and Strain Sensing Technology

open access: yesSensors, 2017
An hourglass in-fiber air microcavity Fabry-Perot interferometer is proposed in this paper, and its second reflecting surface of in-fiber microcavity is designed to be a concave reflector with the best curvature radius in order to improve the spectral ...
Qi Wang   +3 more
doaj   +1 more source

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