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Simulation and Experimental Research on a Beam Homogenization System of a Semiconductor Laser [PDF]
Sensors, 2022 Aiming at the application of laser active imaging detection technology, this paper studied the beam homogenization system of a semiconductor laser based on a homogenizing pipe. Firstly, the principle of the homogenizing pipe was introduced. Secondly, the
Haijing Zheng +7 more
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Terahertz semiconductor laser chaos [PDF]
Nature CommunicationsIn the terahertz (THz) range, due to the lack of effective THz light sources, chaos generation in THz semiconductor lasers, e.g., quantum cascade lasers (QCLs), is particularly challenging.
Binbin Liu +14 more
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Transmission Laser Welding of Similar and Dissimilar Semiconductor Materials [PDF]
Laser & Photonics Reviews, 2022 Laser micro‐welding is an advanced manufacturing method today applied in various domains. However, important physical limitations have prevented so far to demonstrate its applicability in silicon (Si) and other technology‐essential semiconductors ...
P. Sopeña +3 more
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Colloidal Semiconductor Nanocrystal Lasers and Laser Diodes
Chemical Reviews, 2023 Lasers and optical amplifiers based on solution-processable materials have been long-desired devices for their compatibility with virtually any substrate, scalability, and ease of integration with on-chip photonics and electronics.
Namyoung Ahn +3 more
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Scientific Reports, 2021 Rapid thermal annealing is an effective way to improve the optical properties of semiconductor materials and devices. In this paper, the emission characteristics of GaAs0.92Sb0.08/Al0.3Ga0.7As multiple quantum wells, which investigated by temperature ...
Dengkui Wang +9 more
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Results in Physics, 2021 We use a plasma-activated direct bonding process at room temperature to form heterostructures between GaAs and traditional Si substrates. The intermediate layer is not required at the bonding interface.
Rui Huang +3 more
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Review of Issues and Solutions in High-Power Semiconductor Laser Packaging Technology
Frontiers in Physics, 2021 In the past 20 years, semiconductor lasers have been widely used in medical, industrial, and communication applications, providing a revolutionary and powerful platform for the fifth generation and advanced manufacturing.
Yixiong Yan +3 more
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3D Simulation for Melt Laser Anneal Integration in FinFET’s Contact
IEEE Journal of the Electron Devices Society, 2020 Process integration feasibility of UV nanosecond melt laser annealing (MLA) in 14 nm node generation FinFET's contact for dopant surface segregation and activation is assessed by using a 3D TCAD simulation tool.
Toshiyuki Tabata +5 more
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Hertz-linewidth semiconductor lasers using CMOS-ready ultra-high-Q microresonators [PDF]
Nature Photonics, 2020 Driven by narrow-linewidth bench-top lasers, coherent optical systems spanning optical communications, metrology and sensing provide unrivalled performance. To transfer these capabilities from the laboratory to the real world, a key missing ingredient is
W. Jin +11 more
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Crystals, 2020 The thermally activated blistering and exfoliation of GaAs wafers and SiO2/Si3N4/GaAs wafers after H+ and He+ implantation is systematically investigated.
Rui Huang +4 more
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