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......»»
Enzyodynamic therapy at nanoscale
Enzyodynamic therapy (EDT) is a new type of reactive oxygen species (ROS)-related dynamic therapeutic modality, which adequately utilizes the enzyme-triggered catalytic reactions in living organisms and achieves disease treatment through controlling.....»»
X-ray lasers: Why does brighter mean darker?
When we illuminate something, we usually expect that the brighter the source we use, the brighter the resulting image will be. This rule also works for ultra-short pulses of laser light—but only up to a certain intensity. The answer to the question.....»»
Astronomers comb telescope archive and find microsecond-duration burst
An international team of researchers led by Dutch Ph.D. candidate Mark Snelders (ASTRON and University of Amsterdam) has discovered radio pulses from the distant universe that last only millionths of a second. They found these microsecond bursts afte.....»»
3D isotropic microfabrication in glass using spatiotemporal focusing of femtosecond laser pulses
Femtosecond (fs) laser direct writing (FLDW) is a laser micro/nano manufacturing technology that can focus the laser pulses on the surface or inside the material, causing local changes in material properties through nonlinear laser-material interacti.....»»
Widely tunable and high resolution mid-infrared laser based on optical parametric oscillator
A widely tunable and high resolution mid-infrared radiation source operating in the 3–5 µm region has been applied to numerous frontier applications, including remote sensing, molecular spectroscopy, and atmosphere environmental monitoring......»»
Topdon TCView TC002 review: Disappointing take on a thermal camera
The Topdon TCView TC002 infrared camera promises to extend the iPhone's light-collecting capabilities by stretching into the infrared portion of the spectrum, but it's not a good choice.The Topdon TCView TC002 Review.Thermal cameras are priceless too.....»»
NASA’s Psyche Mission Is Off to Test a Space Laser (for Communications)
The Psyche probe is heading to its namesake metal-rich asteroid. Along the way, it will demonstrate a near-infrared laser system to send high-rate data hundreds of millions of miles home......»»
Improving luminescence efficiency and thermal stability of NIR-emitting phosphors
Near-infrared (NIR)-emitting phosphor-converted light-emitting diodes (pc-LEDs) have attracted attention in emerging technology fields such as night-vision and bio-imaging. Currently, the development of NIR-emitting pc-LEDs has encountered a bottlene.....»»
Interplay of free electrons: Tailored electron pulses for improved electron microscopy
Electron microscopes provide unique vistas of nanoscale structures, but their resolution is limited by the mutual repulsion of electrons. Researchers in Göttingen have now succeeded in precisely measuring the influence of these interactions. They di.....»»
Planet collision explains star’s brightening, then dimming
Emissions in infrared shot up, then visible light dropped two years later. Enlarge / Artist's conception of what the post-collision body of material might look like. (credit: MARK GARLICK) Planet formation is thought to.....»»
Study shows wild pig populations in US can be managed
Recent conservation efforts have proven effective at controlling wild pig populations in the Southeastern United States, according to new research from the University of Georgia's Savannah River Ecology Laboratory and Warnell School of Forestry and N.....»»
Researchers develop nonlinear optical crystals by unusual cationic substitution strategy
An ideal infrared (IR) nonlinear optical (NLO) crystal must have the advantages of a wide transmittance range, impressive laser-induced damage threshold (LIDT), sufficient birefringence index, bulk single-crystal form, and physicochemical stability......»»
How These Nobel-Winning Physicists Explored Tiny Glimpses of Time
The development of attosecond pulses of light allowed researchers to explore the frame-by-frame movement of electrons......»»
Hubble records rare radio galaxy NGC 612
A striking orange and blue streak fills this new image from NASA's Hubble Space Telescope. Hubble's visible and infrared capabilities captured this edge-on view of lenticular galaxy NGC 612. Lenticular galaxies have a central bulge and disk much like.....»»
Scientists use Webb, SOFIA telescopes to observe metallic asteroid
Southwest Research Institute scientists are using telescopes to observe the asteroid Psyche in the infrared, providing context for NASA's upcoming Psyche mission. Dr. Stephanie Jarmak is using the James Webb Space Telescope (JWST) to look for water s.....»»
Researchers develop novel multi-sensor data fusion methods for rapid and accurate compound fertilizer quality detection
In a study published in Talanta, a research team led by Prof. Wu Yuejin from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has developed a data fusion strategy based on near-infrared spectroscopy (NIRS) and laser-induced.....»»
Curving light in a record-setting way
A team led by scientists and engineers from the University of Wisconsin-Madison, the University of Southern California and Washington University in St. Louis, has created a unique, record-setting material that can bend one infrared ray of light in tw.....»»
Widespread iPhone 15 overheating reports, with temperatures as high as 116F
Widespread reports are circulating about the iPhone 15 overheating, seemingly across all models. Measurements taken with an infrared camera show temperatures as high as 116F. The issue appears to affect all four iPhone 15 models, with some owners.....»»
We should be looking for small, hot Dyson spheres, new paper argues
In 1960, legendary physicist Freeman Dyson published his seminal paper "Search for Artificial Stellar Sources of Infrared Radiation," wherein he proposed that there could be extraterrestrial civilizations so advanced that they could build megastructu.....»»
Material would allow users to "tune" windows to block targeted wavelengths of light
Researchers have demonstrated a material for next generation dynamic windows, which would allow building occupants to switch their windows between three modes: transparent, or "normal" windows; windows that block infrared light, helping to keep a bui.....»»