Subwavelength silicon photonics
Web1 Jan 2024 · Fig. 1. Photonic wire waveguide for biosensing in the silicon-on-insulator platform. In this paper we aim to provide both theoretical and practical insight into photonic sensor design, with a particular emphasis on subwavelength structures which can provide … WebI have a diploma of engineer from the Ecole Centrale de Lyon one of the best French school for engineering. I was awarded a PhD in Physics in february …
Subwavelength silicon photonics
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Web9 Jun 2024 · Subwavelength gratings have attracted great interest recently, as they provide a useful degree of freedom for the crafting of the effective refractive index of the material in photonic devices. Web9 Jun 2024 · Abstract. Subwavelength gratings refer to periodic structures that have a period less than half the wavelength of light in the material so that no Bragg diffraction mode is suppor
WebWe simulated the distributions of light energy transmission through metallic nano-slits for the optimal design of nano-lens structures and observed experimentally the light focusing effect from the nano-lens array. Contrary to reported research where the dielectric slit sizes are controlled, the current design is based on the distributions of metallic claddings of …
WebParticle Swarm Optimized Compact, Low Loss 3-dB Power Splitter Enabled by Silicon Columns in Silicon-on-Insulator. Journals. Active Journals Find a Journal Proceedings Series. Topics. Information. For Authors For Reviewers For Editors For Librarians For Publishers For Societies For Conference Organizers. WebWe present an ultra-compact fork-shape edge coupler based on subwavelength gratings structure. This edge coupler achieves a high efficiency of 77% with only 36.5 μm in length, exhibiting stable bandwidth feature and large fabrication tolerance. Luhua Xu, Yun Wang, …
WebKeywords: Subwavelength gratings, silicon photonics, integrated optics, Bragg gratings, ring resonators, optical delay lines 1. Introduction . There is a growing need to develop integrated components for optical sensing and to perform a variety of signal processing functions in …
WebInternal photoemission (IPE) is a promising phenomenon for sub-bandgap photodetection at near-infrared wavelengths using large bandgap semiconductor materials. To improve the photon-to-electron conversion efficiency in silicon-based sub-bandgap Schottky barrier … cynthia patnode obituaryWeb29 Apr 2016 · Published 29 April 2016. Physics. Science Bulletin. Subwavelength grating (SWG) waveguides in silicon-on-insulator are emerging as an enabling technology for implementing compact, high-performance photonic integrated devices and circuits for … biltmore baptist of arden on line serviceWeb13 Jul 2024 · Here we focus two types of subwavelength silicon photonics for on-chip light manipulation of the fundamental mode. One is to realize an ultra-broadband 2×2 power splitter, which is the key element in many optical interference systems (e.g., Mach … biltmore baptist rch pastor salaryWebBecause of the high index contrast, current silicon photonics based optical phased arrays cannot achieve small beam divergence and large field-of-view simultaneously without increasing fabrication complexity. To resolve the dilemma, we propose an ultra-long waveguide grating antenna formed by placing subwavelength segments within the … biltmore bar and grill newtonWebACS Photonics Abstract: The enhancement of the photoluminescence of quantum dots induced by an optical nanoantenna has been studied considerably, but there is still significant interest in optimizing and miniaturizing such structures, especially when accompanied by an experimental demonstration. cynthia patioWebIn the meantime, developing functional elements in this wavelength range was attracting extensive interests. In this paper, the recent advances of 2 μm silicon photonic device were introduced. Photonic integrated components on other platforms like III-V, thin-film lithium … biltmore bath robeWeb22 Sep 2024 · Metasurface absorbers are already used in many laser applications. To achieve laser stealth, a dual-band guided-laser absorber is presented in this paper. The absorber is composed of periodic silicon squares on a silicon film and a nickel layer. Under normal incidence, the absorber has two absorption peaks at wavelengths of 1.55 μm … biltmore bath mats