Chaos Raman distributed optical fiber sensing
The timeliness and accuracy of detection technology is directly related to the safety of people's lives and property. In the application of this technology, temperature is a physical quantity that must to be focused on. Compared with other temperatur.....»»
Innovative sensing platform unlocks ultrahigh sensitivity in conventional sensors
Optical sensors serve as the backbone of numerous scientific and technological endeavors, from detecting gravitational waves to imaging biological tissues for medical diagnostics. These sensors use light to detect changes in the properties of the env.....»»
Kerr-enhanced optical spring for next-generation gravitational wave detectors
The detection of gravitational waves stands as one of the most significant achievements in modern physics. In 2017, gravitational waves from the merger of a binary neutron star were detected for the first time which uncovered crucial information abou.....»»
Special effects house Chaos offers a look at Project Arena virtual set
Chaos unveils a look at Project Arana, a virtual set that could be an alternative to The Mandalorian's celebrated technology......»»
Team develops portable swept-source Raman spectrometer for chemical and biomedical applications
In 1928, Indian physicist Sir C. V. Raman and his colleague K. S. Krishnan discovered that when light interacts with matter, parts of the scattered light undergo changes in energy due to interaction with molecular vibrations, resulting in what is kno.....»»
Chinese scientists reveal the spinning mechanism of the silkworm
Mulberry silk is a natural protein fiber that is light, soft and fine in nature, known as the "second skin of the human body" and "Queen of fibers." China is the origin of the world's sericulture industry......»»
Classical optical neural network exhibits "quantum speedup"
In recent years, artificial intelligence technologies, especially machine learning algorithms, have made great strides. These technologies have enabled unprecedented efficiency in tasks such as image recognition, natural language generation and proce.....»»
100 kilometers of quantum-encrypted transfer
Researchers at DTU have successfully distributed a quantum-secure key using a method called continuous variable quantum key distribution (CV QKD). The researchers have managed to make the method work over a record 100 km distance—the longest distan.....»»
Team demonstrates an ultra-broadband tunable terahertz absorber of graphene and hierarchical plasmonic metamaterials
Perfect absorption arises from the strong interaction of valence electrons with light in a conducting material. Optical metamaterial is an effective approach to exploit the superior photon capture capability. Thus, the perfect absorbers could be achi.....»»
Research team realizes magnonic frequency comb
The optical frequency comb, a spectrum of optical radiation composed of evenly spaced and phase-coherent narrow spectral lines, was initially developed for precise time and frequency measurements. Over the past two decades, it has shown broad applica.....»»
Fungal resources: Eleven new species of Trichoderma from China
Trichoderma spp. are globally distributed and are considered significant fungal resources. They are widely studied and applied due to their economic and ecological importance, offering numerous benefits, such as producing enzymes and antibiotics, aid.....»»
New single-cell analysis tech incorporates advanced fiber optics directly into microfluidic chips
Droplet microfluidics has revolutionized single-cell analysis, crucial for genomics, drug discovery, and diagnostics, by partitioning samples into nanoliter droplets for detailed cellular analysis. Yet, its broader adoption is hindered by the complex.....»»
Future Apple Vision Pro may correct for vision problems without magnetic lenses
Apple is working to remove the need for users to add prescription lenses to the Apple Vision Pro, by having the headset itself adapt to different vision needs.Apple Vision Pro ZEISS optical insertsApple Vision Pro can be used by people with very many.....»»
Unlocking visible femtosecond fiber oscillators: An advance in laser science
The emergence of ultrafast laser pulse generation, marking a significant milestone in laser science, has triggered incredible progress across a wide array of disciplines, encompassing industrial applications, energy technologies, life sciences, and b.....»»
Scientists on the hunt for evidence of quantum gravity"s existence at the South Pole
Several thousand sensors distributed over a square kilometer near the South Pole are tasked with answering one of the large outstanding questions in physics: does quantum gravity exist? The sensors monitor neutrinos—particles with no electrical cha.....»»
Using mode-locked lasers to realize and study non-Hermitian topological physics
Mode-locked lasers are advanced lasers that produce very short pulses of light, with durations ranging from femtoseconds to picoseconds. These lasers are widely used to study ultrafast and nonlinear optical phenomena, but they have also proved useful.....»»
Ultrafast plasmonics for all-optical switching and pulsed lasers
Plasmonics is playing a crucial role in advancing nanophotonics, as plasmonic structures exhibit a wide range of physical characteristics that are benefited by localized and intensified light-matter interactions. These properties are exploited in num.....»»
Pushing back the limits of optical imaging by processing trillions of frames per second
Pushing for a higher speed isn't just for athletes. Researchers, too, can achieve such feats with their discoveries. This is the case for Jinyang Liang, Professor at the Institut national de la recherche scientifique (INRS), and his team, whose resea.....»»
‘Development is going to be chaos’ — how physics in Tears of the Kingdom changed everything
At a GDC panel, the Nintendo developers of Zelda: Tears of the Kingdom gave a rare peek at the difficulty of creating the game's physics system......»»
Researchers add swept illumination to open-top light-sheet microscope
Researchers have incorporated a swept illumination source into an open-top light-sheet microscope to enable improved optical sectioning over a larger area of view. The advance makes the technique more practical for nondestructive 3D pathology......»»
NASA, industry improve lidars for exploration, science
NASA engineers will test a suite of new laser technologies from an aircraft this summer for Earth science remote sensing. Called "lidar," the instruments could also be used to improve models of the moon's shape and aid the search for Artemis landing.....»»