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Green Vertical-Cavity Surface-Emitting Lasers Based on InGaN Quantum Dots and Short Cavity [PDF]

open access: yesNano-Micro Letters, 2023
Highlights Continuous-wave green vertical-cavity surface-emitting lasers based on self-formed quantum dots were realized with the lowest threshold current density of 51.97 A cm−2.
Tao Yang   +9 more
doaj   +3 more sources

Spin-decoupling of vertical cavity surface-emitting lasers with complete phase modulation using on-chip integrated Jones matrix metasurfaces [PDF]

open access: yesNature Communications, 2022
Here the authors harness the on-chip integration of Jones matrix metasurfaces to demonstrate an ultra-compact approach to access and manipulate the optical spin states of vertical cavity surface-emitting lasers (VCSELs) with previously unattainable phase
Pei-Nan Ni   +5 more
doaj   +2 more sources

Design and Simulation of InGaN-Based Red Vertical-Cavity Surface-Emitting Lasers [PDF]

open access: yesMicromachines, 2023
We propose a highly polarized vertical-cavity surface-emitting laser (VCSEL) consisting of staggered InGaN multiple quantum wells (MQWs), with the resonance cavity and polarization enabled by a bottom nanoporous (NP) n-GaN distributed Bragg reflectors ...
Tai-Cheng Yu   +8 more
doaj   +2 more sources

Soft-matter-based topological vertical cavity surface emitting lasers [PDF]

open access: yesLight: Science & Applications
Polarized topological vertical cavity surface-emitting lasers (VCSELs) are promising candidates for stable and efficient on-chip light sources, with significant potential for advancing optical storage and communication technologies.
Yu Wang   +9 more
doaj   +2 more sources

Challenges and Advancement of Blue III-Nitride Vertical-Cavity Surface-Emitting Lasers [PDF]

open access: yesMicromachines, 2021
Since the first demonstration of (Al, In, Ga)N-based blue vertical-cavity surface-emitting lasers (VCSELs) in 2008, the maximum output power (Pmax) and threshold current density (Jth) has been improved significantly after a decade of technology ...
Chia-Yen Huang   +5 more
doaj   +2 more sources

Room-temperature 2D semiconductor activated vertical-cavity surface-emitting lasers [PDF]

open access: yesNature Communications, 2017
Two-dimensional materials have recently emerged as interesting materials for optoelectronic applications. Here, Shang et al. demonstrate two-dimensional semiconductor activated vertical-cavity surface-emitting lasers where both the gain material and the ...
Jingzhi Shang   +11 more
doaj   +2 more sources

Optical in-memory computing using laser array [PDF]

open access: yesLight: Science & Applications
A new optical in-memory computing system based on an array of vertical-cavity surface-emitting lasers (VCSELs) has the potential to circumvent the Von Neumann bottleneck.
Omar Alkhazragi
doaj   +2 more sources

Surface-Emitting Lasers with Surface Metastructures

open access: yesPhotonics, 2023
Vertical-cavity surface-emitting lasers (VCSELs) have been widely used in consumer electronics, light detection and ranging, optical interconnects, atomic sensors, and so on. In this paper, a VCSEL with the surface metastructure like one-dimensional high-
Anjin Liu   +4 more
doaj   +1 more source

Spontaneously implemented spatial coherence in vertical-cavity surface-emitting laser dot array

open access: yesScientific Reports, 2022
We report a self-induced spatially-coherent dot array consisting of fourteen units of vertical-cavity surface-emitting modes that exhibit spatially uniform spectra.
Tatsushi Hamaguchi   +16 more
doaj   +1 more source

Reliability of vertical-cavity surface-emitting laser arrays with redundancy

open access: yesAutomatika, 2021
This paper describes theoretical reliability analysis of a system containing n optical ports in which each optical port contains m redundant vertical-cavity surface-emitting lasers.
Dubravko Babić
doaj   +1 more source

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