Intrinsic optical nonlinearities and carrier dynamics of InSe
Recently, researchers in Shanghai Institute of Optics and Fine Mechanics (SIOM) of the Chinese Academy of Sciences carried out a systematic investigation on the microscopic optical nonlinearities and transient carrier dynamics in Indium Selenide (InS.....»»
Could interstellar quantum communications involve Earth or solve the Fermi paradox?
Thus far, the search for extraterrestrial intelligence (SETI) has used strategies based on classical science—listening for radio waves, telescopes watching for optical signals, telescopes in orbit scouring light from the atmospheres of exoplanets,.....»»
Here’s how to check if your carrier already supports RCS on iPhone
Apple on Monday released iOS 18 to the public, and one of the new features is support for Rich Communications Services, or RCS, in the Messages app. However, RCS support must be enabled by each carrier, and a page on Apple’s website lists which car.....»»
Complex dynamics of 2024 M 7.6 Noto Hanto earthquake in Japan—the long-lasting swarm and its immediate foreshocks
A study published in the journal Earthquake Research Advances sheds light on the relationship between the 2024 magnitude 7.6 Noto Hanto earthquake and a sizable earthquake swarm that began beneath Japan's Noto Peninsula in November 2020......»»
iOS 18 brings RCS to major carrier iPhones, but prepaid plans are still waiting
A future iOS update may be needed to unlock better Apple-to-Android messages. Enlarge / Illustration of a person who refuses to check their iPhone's messages until RCS is enabled on their MVNO carrier, out of respect for their An.....»»
Research team uses terahertz pulses of light to shed light on superconducting disorder
A team of researchers from the Max Planck Institute for the Structure and Dynamics of Matter (MPSD) in Hamburg, Germany, and Brookhaven National Laboratory in the United States has demonstrated a new way to study disorder in superconductors using ter.....»»
New strategy for simulating nonadiabatic dynamics of molecules at metal surfaces
A research team has proposed a novel approach to accurately describe electron transfer mediated nonadiabatic dynamics of molecules at metal surfaces. Their works were published in Physical Review Letters......»»
Deep design produces "butterfly" phase mask for light-sheet fluorescence microscopy
Researchers have introduced a solution to the problem of light-sheet fluorescence microscopy: novel illumination beams designed based on deep learning using a trainable phase mask. Their study eliminates the need for sophisticated optical design tool.....»»
Artemis missions could put the most powerful imaging telescope on the moon
Ground-based interferometry on Earth has proven to be a successful method for conducting science by combining light from several telescopes into acting like a single large telescope. But how can an ultraviolet (UV)/optical interferometer telescope on.....»»
Multifunctional phosphor developed for white LED lighting and optical thermometry
In the realm of lighting and temperature measurement, advancements in material science are paving the way for significant improvements in technology and safety. Traditional methods, which combine yellow phosphors with blue chips in LEDs, have limitat.....»»
Earth to have new mini-moon for two months
A pair of asteroid dynamics researchers from Universidad Complutense de Madrid Ciudad Universitaria have found that a small asteroid will make one orbit around the Earth starting this month before departing back into other parts of the solar system......»»
Floquet engineering tunes ultracold molecule interactions and produces two-axis twisting dynamics
The interactions between quantum spins underlie some of the universe's most interesting phenomena, such as superconductors and magnets. However, physicists have difficulty engineering controllable systems in the lab that replicate these interactions......»»
Scientists demonstrate first experimental evidence of non-Hermitian edge burst in photonic quantum walks
In a new Physical Review Letters study, scientists have demonstrated the first experimental observation of non-Hermitian edge burst in quantum dynamics using a carefully designed photonic quantum walk setup......»»
Uncovering microplastic dynamics and patterns in coastal habitats
Microplastics have raised concerns among scientists and the public in recent years due to their widespread presence and associated health risks. They have been found in every corner of the planet, from mountain peaks to the deep sea, and in the diets.....»»
Nanoscale silver exhibits intrinsic self-healing abilities without external intervention
As an innovative concept in materials science and engineering, the inspiration for self-healing materials comes from living organisms that have the innate ability to self-heal. Along this line, the search for self-healing materials has been generally.....»»
Found: 280 Android apps that use OCR to steal cryptocurrency credentials
Optical Character Recognition converts passwords shown in images to machine-readable text. Enlarge (credit: Getty Images) Researchers have discovered more than 280 malicious apps for Android that use optical character re.....»»
Plasmonic modulators could enable high-capacity space communication
Researchers have achieved data rates as high as 424Gbit/s across a 53-km turbulent free-space optical link using plasmonic modulators—devices that use special light waves called surface plasmon polaritons to control and change optical signals. The.....»»
Gravitational waves unveil previously unseen properties of neutron stars
A better understanding of the inner workings of neutron stars will lead to a greater knowledge of the dynamics that underpin the workings of the universe and also could help drive future technology, said the University of Illinois Urbana-Champaign ph.....»»
Beyond point-to-point triangulation: Dynamic 3D imaging under global illumination
As the "eyes of industry," 3D measurement technology provides comprehensive, accurate, and reliable 3D information for high-end precision manufacturing. Optical measurement methods, such as structured light projection, have been widely adopted in var.....»»
Scientists demonstrate octave-spanning soliton frequency combs on thin-film lithium niobate
The invention of optical frequency combs revolutionized frequency metrology and time-keeping. Miniaturization of such combs onto photonic chips, primarily leveraging the microresonator Kerr soliton frequency comb, expands on these functionalities by.....»»
New method captures the stochastic dynamics in coherent X-ray imaging at the nanoscale
Coherent X-ray imaging has emerged as a powerful tool for studying both nanoscale structures and dynamics in condensed matter and biological systems. The nanometric resolution together with chemical sensitivity and spectral information render X-ray i.....»»