Prof. Chuanfeng Li and Prof. Zongquan Zhou from University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) innovatively raised…
New study published in Nature Communications is the first to show strong optical properties in a 1D van der Waal material. When electrons are confined…
Researchers at CU Boulder have designed one of the most precise stopwatches yet—not for timing Olympic sprinters and swimmers but for counting single photons, or…
Enormous potential range of applications. MIT engineers and colleagues report important new advances on a tunable metasurface, or flat optical device patterned with nanoscale structures,…
Recent research reveals a fundamental process of free electron lasing, opening new directions for the study and exploitation of laser–beam interactions. Free electron lasers (FELs)…
Berkeley Lab Optical Innovation Could Calm the Jitters of High-Power Lasers The Berkeley Lab Laser Accelerator (BELLA) Center at the Department of Energy’s Lawrence Berkeley…
Cascaded metasurfaces for dynamic control of THz wavefronts Electromagnetic (EM) waves in the terahertz (THz) regime contribute to important applications in communications, security imaging, and…
Cornell researchers have developed nanostructures that enable record-breaking conversion of laser pulses into high-harmonic generation, paving the way for new scientific tools for high-resolution imaging…
Scientists observe a new kind of light emission when electrons in topological insulators abruptly reverse their direction of motion. The new findings are reported in…
Hemispherical array of ultrasound transducers lifts objects off reflective surfaces. Researchers from Tokyo Metropolitan University have developed a new technology which allows non-contact manipulation of…
A new way of producing coherent light in the ultra-violet spectral region, which points the way to developing brilliant table-top x-ray sources, has been produced…
Great leaps in science and technology have been propelled by recent advances in seeing fast-evolving physical phenomena, as they happen. Femtosecond lasers from the infrared…
Holograms Increase Solar Energy Yield A newly developed holographic light collector boosts solar panel efficiency, resulting in an energy conversion increase of approximately five percent…
Spectral-volumetric compressed ultrafast photography simultaneously captures 5D information in a single snapshot. Information-rich optical imaging can provide multidimensional information to enable observation and analysis of…
When we think about singularities, we tend to think of massive black holes in faraway galaxies or a distant future with runaway AI, but singularities…
Researchers at the University of Tsukuba use radio-frequency waves to image “spin-locked” defects in diamond with record-breaking resolution, which may lead to advances in material…
Scientists at Tampere University and their collaborators have shown how spectroscopic measurements can be made much faster. By correlating polarization to the color of a…
Scientists at the National Institute of Standards and Technology (NIST) have upgraded their laser frequency-comb instrument to simultaneously measure three airborne greenhouse gases — nitrous…
