Gallium nitride (GaN)-based vertical-cavity surface-emitting lasers (VCSELs) are a type of semiconductor laser diode that have potential applications in many areas, including adaptive headlights, ...
In a first for the field, researchers from The Grainger College of Engineering at the University of Illinois Urbana-Champaign have reported a photopumped lasing from a buried dielectric ...
Quantum dots with precise crystal growth and advanced processing enable compact, energy-efficient, and cost-effective light sources for optical fiber communications. (Nanowerk News) The National ...
Optical communication technologies require large-capacity data transmission with minimal power consumption. Vertical-cavity surface-emitting lasers (VCSELs) have attracted significant attention as a ...
Since its inception, the power conversion efficiency (PCE) of Edge-Emitting Laser (EEL) has been continuously breaking records, achieving a historic high efficiency of 85% at -50°C in 2006. Following ...
...and succeeds in medical diagnostic imaging without image reconstruction for the first time in the world. iPMSEL array on a fingertip; and impressions of light sources DOE, VCSEL, and iPMSEL.
Light can be produced and/or controlled electronically in a number of ways. Among the widely used of all the different types of semiconductor diodes are the Light Emitting Diodes or LEDs. It is a PN ...
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