New Hunt for Dark Matter – This Time With Lasers
Physicists theorize a novel way to explore the nature of dark matter with lasers. Dark matter is only known by its effect on massive astronomical…
Lasers
New Laser Vibration Sensor Detects Buried Objects from Moving Vehicle
Sensor is poised to improve landmine detection and non-destructive testing. Detecting landmines can be a challenging and slow process. Detecting them from a moving vehicle…
Physicists Use Lasers to Study Explosions
An explosion is a complex event involving quickly changing temperatures, pressures and chemical concentrations. In a paper in the Journal of Applied Physics, from AIP…
Ultrafast Pulsed Lasers Weld Ceramics Without a Furnace
Ultrafast pulsed lasers fuse ceramics under ambient conditions and use less than 50 watts of power. environments. These could all be made possible thanks to…
Existing Laser Technology Could Be Used To Attract Aliens
If extraterrestrial intelligence exists somewhere in our galaxy, a new MIT study proposes that laser technology on Earth could, in principle, be fashioned into something…
Physicists Reveal New Principle Of Fighting Laser Chaos With Wave-Dynamical Chaos
An international, Yale-led research team has taken a new approach to stabilizing high-power lasers: They’re fighting chaos with chaos. There has been a rapidly growing…
New Type of Silicon Laser Uses Sound Waves to Amplify Light
Yale scientists have created a new type of silicon laser that uses sound waves to amplify light. A study about the discovery appears in the…
Laser-Produced Plasma Sheds Light on Cosmic Rays, Solar Eruptions
Scientists reveal that laser-produced plasma can provide insight into bursts of subatomic particles that occur in deep space. Such findings could help scientists understand cosmic…
UCLA Engineers Develop a New Technique to Control Laser Polarization
Engineers at UCLA have developed a new technique to control the polarization state of a laser that could lead to a new class of powerful,…
How Laser Frequency Combs Transformed Basic Scientific Research
Although most people have never heard of laser frequency combs, they have become essential to advancing important light-based research and have been instrumental to the…
Rapid Fabrication of Nanoscale Geometric Grids Using Lasers
Rapid creation of multi-layered, self-assembled nanoscale grids with fully customizable shapes and compositions is possible using new technique developed by scientists at Brookhaven Lab. Down…
Stanford Physicists Develop an Electrically Driven Polariton Laser
Making use of the unique physical properties of bosons, Stanford physicists have created an electrically driven polariton laser that uses less power than conventional lasers…
Revolutionary Laser System Composed of Massive Arrays of Thousands of Fiber Lasers
By replacing the single monolithic rod amplifier that typically equips lasers with a network of fiber amplifiers and telecommunication components, scientists aim to harness the…
UCLA Physicists Demonstrate the Acceleration of Electrons by a Laser in Free Space
UCLA physicists have demonstrated that an electron beam can be accelerated by a laser in free space. Accelerating a free electron with a laser has…
Development of Inkjet-Printable LC Lasers
Most lasers are made up of silicon wafers using expensive processes, similar to the ones used to make microprocessors. Scientists have designed a new way…
Fastest Laser Blast – 67 Quintillionths of a Second
Scientists have been able to generate the world’s fastest laser pulse with a beam shot for 67 attoseconds (0.000000000000000067 seconds). This breaks the previous record…
Twisting Affects Transmission Behavior of Photonic Crystal Fibers
Max Planck Institute scientists examined the transmission behavior of photonic crystal fibers when they were twisted, finding that the transmission of certain wavelengths becomes much…
Berkeley Lab Laser Accelerator Achieves World Record Performance
Nearing completion, the laser system of the Berkeley Lab Laser Accelerator delivered something that no other laser system has achieved, a petawatt of power in…