Controlling the waveform of ultrashort infrared pulses
An international team of laser physicists of the attoworld team at LMU and the Max Planck Institute of Quantum Optics has achieved unprecedented control over light pulses in the mid-infrared wavelength range......»»
Team lays groundwork for future ultra-precise timing links to geosynchronous satellites
Last year, scientists drove up Mauna Loa volcano on Hawai'i, aimed a laser at a reflector positioned on Haleakala peak on Maui, and beamed rapid pulses of laser light through 150 kilometers of turbulent air. While the pulses were exceedingly faint, t.....»»
Computational mid-infrared photothermal imaging unveils intracellular tau aggregates
As a prominent form of amyloid protein, tau aggregates have emerged as a primary focus of research for uncovering the mechanisms underlying neurodegeneration. Various types of tau aggregates, including tau fibrils and oligomers, have been implicated.....»»
Topological bulk BICs enable compact, single-mode and beam-engineered QCLs
Electrically pumped semiconductor lasers are among the most important sources, owing to their high efficiency, compactness, and solid-state stability. For mid-infrared and terahertz radiation, quantum cascade lasers (QCLs) are the most important ligh.....»»
A new approach to controlling the properties of turbulence
Turbulence, a fluid motion characterized by chaotic changes in flow velocity and pressure, has been the topic of countless physics studies. Although turbulence is a very common phenomenon that occurs in nature, manipulating it and controlling its pro.....»»
Trillionths of a second: Photon pairs compress an electron beam into short pulses
Physicists at the University of Konstanz have generated one of the shortest signals ever produced by humans: Using paired laser pulses, they succeeded in compressing a series of electron pulses to a numerically analyzed duration of only 0.00000000000.....»»
Webb rules out thick carbon dioxide atmosphere for rocky exoplanet
Infrared measurements of TRAPPIST-1 c indicate that it is probably not as Venus-like as once imagined......»»
Theoretical discovery: A new path for quantum physics to control chemical reactions
Controlling chemical reactions to generate new products is one of the biggest challenges in chemistry. Developments in this area impact industry, for example, by reducing the waste generated in the manufacture of construction materials or by improvin.....»»
New research provides a rapid and non-destructive method for identifying honey"s botanical origin
Researchers at the University of Chemistry and Technology in Prague have developed a rapid, non-destructive method using attenuated total reflectance Fourier transform infrared spectroscopy (ATR-FTIR) to identify the botanical origin of honey. This m.....»»
Astronomers investigate the properties of a nearby pulsar
Using the XMM-Newton satellite and the Hubble Space Telescope (HST), astronomers have conducted X-ray and near-infrared observations of a nearby middle-aged pulsar known as PSR B1055-52. Results of the observational campaign, published on the arXiv p.....»»
Nanocomposite developed for NIR-II light-boosted photodynamic/chemodynamic therapy
Recently, a research team led by Prof. Huang Qing at the Institute of Intelligent Machines, Hefei Institutes of Physical Science (HFIPS) provided a new nanocomposite based on Bi2MoO6/MoS2/AuNRs for near-infrared (NIR)-II light-boosted photodynamic/ch.....»»
Digi International updates SkyCloud features for industrial monitoring and control solutions
Digi International has released the latest version of Digi SkyCloud, a solution for monitoring, analyzing and controlling field data. The 23.5 update of SkyCloud introduces a range of new features, giving users effortless systems integrations with re.....»»
Mosquito zappers boost from static-electricity harvester redesign
Controlling mosquito populations, especially in isolated or remote areas, is a global public-health priority. In a new study, a team of Chinese researchers advanced this agenda with a more efficient design of safe, self-powered triboelectric nanogene.....»»
Dual-wavelength lasing: A new tool for steering high-harmonic generation
Multi-wavelength femtosecond pulses with flexible tunability in both the temporal and spectral domains have been widely desired, owing to their potential applications in controlling strong field ionization, electron dynamics, and high-order harmonic.....»»
Symmetry breaking by ultrashort light pulses opens new quantum pathways for coherent phonons
Atoms in a crystal form a regular lattice, in which they can move over small distances from their equilibrium positions. Such phonon excitations are represented by quantum states. A superposition of phonon states defines a so-called phonon wavepacket.....»»
New-look infrared lens shines a light on future technology and manufacturing
Researchers at Flinders University have discovered a new low-cost material that can be made into lenses for thermal imaging—pointing to new advanced manufacturing applications for this powerful technology......»»
See stunning images combining James Webb and Chandra X-ray data
NASA has shared a new view of some famous space images, by combining infrared data from Webb with X-ray data from the Chandra X-Ray Observatory......»»
See stunning images combing James Webb and Chandra X-ray data
NASA has shared a new view of some famous space images, by combining infrared data from Webb with X-ray data from the Chandra X-Ray Observatory......»»
Data from Juno suggest lightning on Jupiter pulses in ways similar to lightning on Earth
A team of space scientists affiliated with several institutions in Czechia, Japan and the U.S. has found evidence of lightning pulses on Jupiter that are similar to those found on Earth. In their study, reported in the journal Nature Communications,.....»»
Could NASA resurrect the Spitzer space telescope?
NASA's Spitzer Space Telescope served the astronomy community well for 16 years. From its launch in 2003 to the end of its operations in January 2020, its infrared observations fueled scientific discoveries too numerous to list......»»
Bronze Age long-distance connections: Baltic amber in Aššur
In 1914, two beads were found under the great ziggurat of Aššur in Iraq, in a foundation deposit dating from around 1800-1750 BC. Their material has now been identified as amber using Fourier Transform Infrared Spectroscopy (FT-IR). The beads repre.....»»