Brightsurf Science News and Current Science News Events
 

Quantum Cascade Laser News | Quantum Cascade Laser Current Events
Page 9 of 30 | 737 Results
Previous0405060708091011121314   Next   
Sort By: Page Views | Date
Researchers at UC-Santa Barbara have built the world's first mode-locked silicon evanescent laser
Researchers at UC Santa Barbara have announced they have built the world's first mode-locked silicon evanescent laser, a significant step toward combining lasers and other key optical components with the existing electronic capabilities in silicon.   view more (2007-08-22)

'Dead time' limits quantum cryptography speeds
Quantum cryptography is potentially the most secure method of sending encrypted information, but does it have a speed limit" According to a new paper by researchers at the National Institute of Standards and Technology (NIST) and the Joint Quantum Institute (JQI), technological and security... view more (2007-10-01)

New Laser-Based Imaging for Early Diagnosis of Rheumatoid Arthritis
Study Documents Imaging Technique’s Accuracy in Detecting the Course of Finger Joint Inflammation   view more (2002-04-24)

RC-LEDs - Super-fast light sources suitable for data transfer
Resonance-cavity light-emitting diodes (RC-LEDs) are a new type of light source which produces very intense light from quantum wells located in a microcavity. As light sources, RC-LEDs are classified as something between laser diodes and conventional light-emitting diodes (LEDs). The advantages of... view more (2000-02-25)

A first experiment with the new "free-electron laser"
An international group of scientists has published first experiments carried out using the new soft X-ray free-electron laser (FEL) at the research center DESY (Nature, vol 420, p 482-485 and p 467). Using small clusters of noble gas atoms, for the first time, researchers studied the interaction of... view more (2002-12-05)

Phantom parent molecule of important class of chemical compounds isolated for first time
A team of scientists from the University of Georgia and two European universities has, for the first time, synthesized and characterized the elusive parent molecule of an important class of chemical compounds.   view more (2008-06-12)

Sewer sensors examine the parts the inspectors cannot reach
A remote control sensing device is being developed to detect defects in sewer walls. Using both ultrasound and laser light, digital information on the condition of the sewer walls is fed back to a computer which can be programmed to spot problems. The research is being carried out by a team in... view more (2002-10-10)

High Power Laser for Ultraviolet Light
An international team of scientists at the research center DESY recently succeeded in obtaining the maximum light amplification from a "free electron laser" (FEL) for ultraviolet radiation. The electron laser produced an amplification of 10 million - this corresponds to the theoretically expected... view more (2001-09-19)

UT Southwestern plastic surgeons deploy new carbon dioxide-based fractional laser
UT Southwestern Medical Center plastic surgeons are among a handful in the nation deploying a new type of laser that goes deeper into the skin to help reduce wrinkles, tighten surface structures and treat pigmentation differences.   view more (2008-02-13)

Researchers untangle quantum quirk
Quantum computing has been hailed as the next leap forward for computers, promising to catapult memory capacity and processing speeds well beyond current limits. Several challenging problems need to be cracked, however, before the dream can be fully realized.   view more (2008-06-11)

Laser-induced shocks in diamond anvil can achieve pressures inside supergiant planets
Combining diamond anvils and powerful lasers, laboratory researchers have developed a technique that should be able to squeeze materials to pressures 100 to 1,000 times greater than possible today, reproducing conditions expected in the cores of supergiant planets.   view more (2007-05-03)

Researchers achieve long-sought goal of using lasers to break specific molecular bonds
A team of researchers has achieved a long-sought scientific goal: using laser light to break specific molecular bonds.   view more (2006-05-19)

Laser Instead Of A Diamond Saw
St. Petersburg physicists have developed a plant that allows to cut sapphire crystals into almost ideally smooth plates being fractions of millimeter thick. The approach suggested by the researchers fundamentally differs from the traditional one. They suggest that sapphire should not be sawn by a... view more (2004-10-22)

Creating unconventional metals
The semiconductor silicon and the ferromagnet iron are the basis for much of mankind's technology, used in everything from computers to electric motors. In this week's issue of the journal Nature (August 21st) an international group of scientists, including academic and industrial researchers from... view more (2008-08-21)

Ultra-fast, ultra-intense laser has clean-cut advantage
Many people equate lasers with a sci-fi battle in a galaxy far, far away or, closer to home, with grocery store scanners and compact disc players.   view more (2008-03-14)

New laser research could improve oil exploration success
CSIRO Petroleum and German-based research centre Laser Zentrum Hannover eV (LZH) are collaborating in a project that could save millions of dollars in oil exploration and introduce new Australian geochemical and petroleum analysis techniques to Europe.   view more (2005-02-06)

Scientists at the University of the Basque Country succeed in cooling solid material with laser
A team of researchers at the University of the Basque Country (UPV/EHU) have experimentally demonstrated something that other scientists have been trying to achieve for decades: the cooling of erbium-doped materials with laser light.   view more (2006-07-27)

LIGHTNING PROTECTION ... JAMES BOND-SYLE
A leading expert from Staffordshire University is helping to produce a James Bond-style device which will protect people and buildings from lightning strikes - using a laser beam and a mirror.   view more (1999-12-16)

Brain surgery, new light-emitting materials and medical imaging - all are covered in the December issue of Opto and Laser Europe
LASERS ON THE BRAIN A new, minimally-invasive tool that can completely remove a brain tumour through a small hole in the skull has been delivered to surgeons in Germany. Conventional techniques use lasers to destroy brain tumours by thermal effects. This can destroy healthy tissue, and increases... view more (2000-12-04)

German Science Council Recommends International Accelerator Project TESLA
The German Science Council, an agency of the German government, assessed the TESLA project planned by the research center DESY in cooperation with international partners to, be worthy of support under certain conditions. The assessments of nine appraised large scale facilities for basic research in... view more (2002-11-18)

Lasers spark new paths in radio-isotope transmutation - Scientific breakthrough in the transmutation of isotopes
Collaboration between the European Commission's Joint Research Centre (JRC) DG, the University of Jena (Germany), the University of Strathclyde (UK), Imperial College (UK), and the Rutherford Appleton Laboratory (UK) has led to the transmutation of long-lived radioactive iodine-129 into short-lived... view more (2003-08-29)

Research Paper Illuminates How Light Pushes Atoms
A research paper published in the 18 August edition of the journal Physical Review Letters reveals a new effect in the fundamental way that laser light interacts with atoms.   view more (2006-08-21)

MGH researchers report successful new laser treatment for vocal-cord cancer
An innovative laser treatment for early vocal-cord cancer, developed at Massachusetts General Hospital (MGH), successfully restores patients' voices without radiotherapy or traditional surgery, which can permanently damage vocal quality.   view more (2008-05-07)

Researchers generate high-speed pulses of laser light on silicon, speeding data transmission
In the Sept. 3 issue of Optical Society of America's Optics Express, published online today, researchers announce that they have built the world's first "mode-locked silicon evanescent laser."   view more (2007-08-22)

Physicists Entangle Photon and Atom in Atomic Cloud
uantum communication networks show great promise in becoming a highly secure communications system. By carrying information with photons or atoms, which are entangled so that the behavior of one affects the other, the network can easily detect any eavesdropper who tries to tap the system.   view more (2005-07-27)
Page 9 of 30 | 737 Results
Previous0405060708091011121314   Next   
Sort By: Page Views | Date
© 2008 BrightSurf.com