Breakthrough Towards Lasers Powerful Enough to Investigate a New Kind of Physics
An international team of researchers has demonstrated an innovative technique for increasing the intensity of lasers. In a paper that made the cover of the…
Lasers
Solid-State Laser Refrigeration of Nanoscale Sensors Achieved – Could Revolutionize Bio-Imaging and Quantum Communication
To the general public, lasers heat objects. And generally, that would be correct. But lasers also show promise to do quite the opposite — to…
Quantum Rings in the Hold of Laser Light: Ultracold Atoms Trapped in Surprisingly Complex Structures
Ultracold atoms trapped in appropriately prepared optical traps can arrange themselves in surprisingly complex, hitherto unobserved structures, according to scientists from the Institute of Nuclear…
A New Law in Laser Physics Could Make Eye Surgery Simpler – High Energy Pulses in a Trillionth of a Second
New soliton laser pulses deliver high energy in a trillionth of a second. By revisiting a simple type of laser, scientists have discovered a way…
Multi-Watt Terahertz Semiconductor “Quantum-Cascade” Laser Breakthrough
Researchers at Lehigh’s Center for Photonics and Nanoelectronics use new phase-locking technique to achieve record-high output power for terahertz lasers, report highest radiative efficiency for…
Scientists Create Tiniest Semiconductor Laser – 3,000 Times Smaller Than a Millimeter
Scientists create smallest semiconductor laser that works in visible range at room temperature. An international team of researchers led by researchers from ITMO University announced…
Laser and Biology Experts Combine Efforts to Study Viruses in Droplets
Multiprong platform at the Berkeley Lab Laser Accelerator Center will produce X-ray images and chemical details. Laser and biology experts at Lawrence Berkeley National Laboratory…
Next-Gen Laser Beams With Up to 10 Petawatts of Power Will Usher In New Era of Relativistic Plasmas Research
Laser beams with power up to 10 petawatts will create plasmas with energy levels to be studied with quantum electrodynamics, with implications for medical imaging…
Physics Process Yielding Nanolasers in 2D Semiconductors Could Be Game-Changer for High Speed Communications
When something just works, that’s usually a good thing. But for scientists and engineers, when something works and they don’t understand the mechanism behind it,…
World’s First Super-Chiral Light Produced by New Metasurface Laser
Laser opens up a new world of applications using optical control of physical objects. Researchers have demonstrated the world’s first metasurface laser that produces “super-chiral…
Scientists Tame Electron Bunches to Generate Brighter X-Ray Beam With “Donut Laser”
New research shows that when a bunch of electrons zooms through the middle of a ring-shaped laser beam, the bunch can wind up with higher…
Nanoscale Perovskite Laser Processing Breakthrough for Better Solar Cells and Optical Electronics
Scientists have developed a method for precise, fast, and high-quality laser processing of halide perovskites, promising light-emitting materials for solar energy, optical electronics, and metamaterials….
X-Ray Vision Through the Water Window Enables New Generation of Attosecond Technology
ETH physicists have developed the first high-repetition-rate laser source that produces coherent soft x-rays spanning the entire ‘water window,’ heralding the beginning of a new…
CERN Particle Accelerator Laser Technology Used to Improve Mobile Phone Networks
An innovative technology used to align the components of accelerators is breaking through into the field of telecommunications. The structured laser beam system, developed by…
More Powerful and Smaller Particle Accelerators Possible With “Game Changer” Laser
By observing electrons that have been accelerated to extremely high energies, scientists are able to unlock clues about the particles that make up our universe….
High-Performance Laser Fabrication Breakthrough Promises Low Cost Lasers
Lasers grown on microelectronics-compatible silicon are important step toward low-cost, smart, integrated mid-infrared photonic sensors. For the first time, researchers have fabricated high-performance mid-infrared laser…
Supercontinuum Generation: Special, Nonlinear Crystal Combined With Laser Yields Breakthrough
Researchers have generated a wide range of colors from a single laser after discovering a new process for achieving so-called “supercontinuum generation” Supercontinuum generation is…
Tiny Micromotor Is Powered Directly With Light
Researchers at the Faculty of Physics at the University of Warsaw, with colleagues from Poland and China used liquid crystal elastomer technology to demonstrate a…