Single nanomaterial yields many laser colors
Red, green, and blue lasers have become small and cheap enough to find their way into products ranging from BluRay DVD players to fancy pens, but each color is made with different semiconductor materials and ...
Sharp's New Semiconductor Laser for Triple- and Quadruple- Layer Blu-ray Discs
Nanodot-based memory sets new world speed record
Record speed, low-voltage, and ultra-small size make nanodots a "triple threat" for electronic memory in computers and other electronic devices.
A new light source for quantum computers
Researchers have discovered a new way of emitting photons one at a time. They have constructed semiconductor nanowires with "quantum dots" of unprecedented quality - a discovery with implications for the ...
Rewriting quantum chips with new laser technique
(Phys.org) -- The promise of ultrafast quantum computing has moved a step closer to reality with a technique to create rewritable computer chips using a beam of light. Researchers from The City College of ...
Fine-tuned: A wholly new approach to tuning a laser's frequency
(PhysOrg.com) -- For more than 30 years, scientists have been trying to harness the power of terahertz radiation. Tucked between microwaves and infrared rays on the electromagnetic spectrum, terahertz rays ...
Researchers develop world’s first blue-violet ultrafast pulsed semiconductor laser with 100 watt output
Tohoku University and Sony researchers have succeeded in developing a blue-violet ultrafast pulsed semiconductor laser with dramatically improved peak laser beam output levels that are 100 times that of the ...
New quantum cascade lasers emit more light than heat
Northwestern University researchers have developed compact, mid-infrared laser diodes that generate more light than heat - a breakthroughs in quantum cascade laser efficiency.
Creating light sources for nanochips
A breakthrough for terahertz semiconductor lasers
(PhysOrg.com) -- Potential applications, says an engineering professor, include disease diagnosis and detection of concealed explosives.
Big impact from tiny semiconductor lasers (w/Video)
A massive European effort to develop high-brightness semiconductor lasers could transform healthcare, telecoms and display applications and make Europe an undisputed leader in the field.
Japanese Researchers Achieve World's First 25Gbps Data Communication Using Quantum Dot Laser
Fujitsu and the University of Tokyo today announced the world's first quantum dot laser -based 25 Gbps high-speed data transmission.
Physicists create world's smallest semiconductor laser
Physicists at The University of Texas at Austin, in collaboration with colleagues in Taiwan and China, have developed the world's smallest semiconductor laser, a breakthrough for emerging photonic technology ...