Results 101 to 110 of about 2,658 (232)

Link Bandwidth and Transmission Capability of Single-Mode Multi-Aperture Vertical-Cavity Surface-Emitting Lasers at 100 G/Lane and 200 G/Lane over Multimode Fibers

open access: yesPhotonics
Single-mode (SM) vertical-cavity surface-emitting lasers (VCSELs) have often been demonstrated with an unusually long transmission reach at very high data rates while today’s multimode VCSEL transmission has been limited by the fiber modal bandwidth and ...
Xin Chen   +5 more
doaj   +1 more source

Vertical-cavity surface-emitting laser emitting circularly polarized light

open access: yes, 2013
We demonstrate both theoretically and experimentally that a vertical-cavity surface-emitting laser with an overlay of cholesteric liquid crystal (CLC-VCSEL) becomes a coupled system with different spectral, threshold and polarization characteristics from
Belmonte, Carlos   +6 more
core   +1 more source

Free space optical interconnects for speckled computing

open access: yes, 2009
The aim of this project was to produce an integrate-able free space optical transceiver for Specks. Specks are tiny computing units that together can form a powerful network called a SpeckNet.
Reardon, Christopher P.
core  

Reduced divergence angle of photonic crystal vertical-cavity surface-emitting laser

open access: yes, 2009
The reduced divergence angle of the photonic crystal vertical-cavity surface-emitting laser (PC-VCSEL) was investigated in both theory and experiment. The photonic crystal waveguide possessed the weakly guiding waveguide characteristic, which accounted ...
Qu HW   +6 more
core  

Influence of lateral propagating modes on laser output characteristics in selectively oxidized vertical cavity surface-emitting lasers with double oxide layers [PDF]

open access: yes, 1999
The influence of lateral propagating modes on the threshold current and the spontaneous emission factor in selectively oxidized vertical cavity surface-emitting lasers (VCSELs) is investigated based on the mode behaviors of lateral propagating modes and ...
Huang YZ   +1 more
core  

Enhanced Supermode Stability in Weakly Anti-Guided Dual-Cavity Photonic Crystal VCSEL Arrays

open access: yesIEEE Photonics Journal
We report on 940 nm dual-cavity photonic crystal vertical-cavity surface-emitting laser (VCSEL) arrays fabricated at a commercial foundry. These arrays leverage an anti-guided design enabled by reduced electrical resistance between optically coupled ...
Dan W. Pflug   +7 more
doaj   +1 more source

Global Vertical Cavity Surface Emitting Laser (VCSEL) Market by 2030

open access: yes
The global Vertical Cavity Surface Emitting Laser (VCSEL) Market is valued at USD 2.50 billion in 2024 and projected to reach USD 7.96 billion by 2030, growing at a CAGR of 21.3%. Growth is driven by rising demand for high-speed data transmission, 3D sensing in electronics, and LiDAR applications in automotive systems.- for more visit -https://www ...
openaire   +2 more sources

Photonic crystal vertical-cavity surface-emitting laser based on GaAs material

open access: yes, 2007
A photonic crystal vertical-cavity-surface-emitting laser ( PC-VCSEL) with a wavelength of about 850 nm was realized. The direct-current electrically-driven PC-VCSELs with a minimum threshold current of 2 mA and a maximum threshold current of 13.5 mA ...
Song QA (Song Qian)   +9 more
core  

Vertical-Cavity Surface-Emitting Laser (VCSEL)

open access: yesVertical-Cavity Surface-Emitting Laser (VCSEL)
identifier:oai:t2r2.star.titech.ac.jp ...
openaire  

A novel photonic crystal vertical cavity surface emitting laser based on coherent coupling

open access: yes, 2010
We demonstrate a novel oxide confined GaAs-based photonic crystal vertical cavity surface emitting laser (PC-VCSEL) operating at a wavelength of 850 nm based on coherent coupling.
Liu AJ (Liu AnJin)   +6 more
core  

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