News tagged with semiconductor lasers
Fine-tuned: A wholly new approach to tuning a laser's frequency
Dec 04, 2009 |
4.8 / 5 (6) |
2
(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 ...
Search results for semiconductor lasers
New laser -- it's a gas, gas, gas... sensor
Dec 04, 2009 |
4.8 / 5 (4) |
0
(PhysOrg.com) -- A new generation of optical sensors is enabling the development of robust, long-lasting, lighting-fast trace gas detectors for use in a wide range of industrial, security and domestic applications.
Lasers used to make first boron-nitride nanotube yarn (w/ Video)
Nanotechnology / Nanomaterials
Dec 02, 2009 |
4.8 / 5 (12) |
2
(PhysOrg.com) -- Researchers have used lasers to create the first practical macroscopic yarns from boron nitride fibers, opening the door for an array of applications, from radiation-shielded spacecraft to ...
Researchers put a new spin on atomic musical chairs
Dec 02, 2009 |
5 / 5 (4) |
0
Researchers from the National Institute of Standards and Technology and the Naval Research Laboratory have developed a new way to introduce magnetic impurities in a semiconductor crystal by prodding it with ...
Microsoft launches redesigned map search with apps
Dec 02, 2009 |
3 / 5 (1) |
0
(AP) -- Microsoft Corp. is releasing an updated version of its mapping service with street-level views and new "apps" that tack on tweets, traffic and other location-specific data.
FTC expands Intel anti-competition probe, sources say
Dec 04, 2009 |
5 / 5 (1) |
0
The Federal Trade Commission has broadened its investigation of Santa Clara, Calif., chipmaker Intel beyond the company's competition with Advanced Micro Devices to include at least one other Silicon Valley company, Nvidia, ...
Flight of fancy: MIT autonomous mini-helicopter solves one tough challenge
Dec 03, 2009 |
4.6 / 5 (13) |
2
In its first 18 years, the Association for Unmanned Vehicle Systems International’s annual aerial-robotics competition posed four successive challenges, which robotics researchers had to meet using entirely ...
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