Results 191 to 200 of about 109,869 (310)

Design and Optimization of GeSn Waveguide Photodetectors for 2-µm Band Silicon Photonics. [PDF]

open access: yesSensors (Basel), 2022
Ghosh S   +5 more
europepmc   +1 more source

Direct Photocurrent Detection of Optical Vortex Based on the Orbital Photo Galvanic Effect: Progress, Challenge, and Perspective

open access: yesAdvanced Science, EarlyView.
Direct orbital angular momentum (OAM) detection through the orbital photogalvanic effect offers a scalable route for integrated optoelectronics. This perspective evaluates symmetry‐driven material selection and demonstrates how electrode matrices enable the resolution of complex, mixed OAM modes.
Jinluo Cheng   +5 more
wiley   +1 more source

Heterogeneous Integrations on the Silicon Photonics Platform by Using the Micro Transfer Printing Method

open access: yesGuangtongxin yanjiu
In recent years, the technology of silicon photonics heterogeneous integration has been continuously advanced and developed rapidly. To address the limitations inherent in silicon-based materials, micro transfer printing technology, as a novel hetero ...
LI Wenyu   +10 more
doaj  

Sub-2W tunable laser based on silicon photonics power amplifier. [PDF]

open access: yesLight Sci Appl
Singh N   +11 more
europepmc   +1 more source

Thermal management in hybrid InP/silicon photonic crystal nanobeam laser

open access: gold, 2014
Alexandre Bazin   +7 more
openalex   +1 more source

Photonic Time Crystals and Time‐Varying Electromagnetic Metamatter: A New Direction for Ultrafast Tunable Photonic and Microwave Materials and Devices

open access: yesAdvanced Science, EarlyView.
Photonic time crystals (PTCs) are systems in which electromagnetic parameters are modulated periodically in time, producing momentum bandgaps via temporal scattering rather than spatial Bragg processes. This review examines the theoretical frameworks, modeling, and computational tools for time‐varying media, and summarizes experimental demonstrations ...
Ranjan Kumar Patel   +3 more
wiley   +1 more source

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