Ultraviolet metasurfaces can discriminate the handedness of biomolecules with attomolar sensitivity
Researchers at LSU, in collaboration with Zuse Institute in Berlin, Germany, have developed an ultraviolet metasurface that discriminates between left- and right-handed amino acids with attomolar sensitivity......»»
Specific UV light wavelength could offer low-cost, safe way to curb COVID-19 spread
A specific wavelength of ultraviolet (UV) light is not only extremely effective at killing the virus which causes COVID-19, but is also safer for use in public spaces, finds new CU Boulder research......»»
Team proposes microprinting a fiber-tip polymer clamped-beam probe for high-sensitivity nanoforce measurements
The control and measurement of asserted forces on small objects are frequently seen in micromanipulation, material science, and biological and medical applications. Researchers in China have proposed for the first time the microprinting of a novel fi.....»»
Tuning flexible circuits with light
Researchers from Sanken (The Institute of Scientific and Industrial Research) at Osaka University and Joanneum Research (Weiz, Austria), have shown how exposing an organic polymer to ultraviolet light can precisely modify its electronic properties. T.....»»
Study reveals gophers" biofluorescence
You can learn a lot about animals by simply watching them. But some secrets can only be revealed in the dark … with an ultraviolet flashlight......»»
Razer says its new finger sleeves can make you a better mobile gamer
The Razer Gaming Finger Sleeve is made of smooth, high-sensitivity fabric that enhances wearers’ aim and control in mobile titles. It's also just 0.8mm thick and breathable, so your digits shouldn’t become sweaty during prolonged use......»»
Development of "cellular membrane-FET (lipid-FET)" for sensitivity of biosensor
A Korean research team successfully developed a proprietary biosensor technology with significantly enhanced molecular sensitivity using the artificial lipid membrane that mimics cellular membrane. The research team led by Dr. Yong-Sang Ryu from the.....»»
Metasurfaces control polarized light at will
For years, researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have engineered metasurfaces to manipulate light based on its polarization state. That research has contributed to advances in polarization techno.....»»
Electrically-tunable metasurfaces using dual epsilon-near-zero resonances
In a new publication from Opto-Electronic Advances, Researchers led by Professor Jinghua Teng from Institute of Materials Research and Engineering, Agency for Science, Technology and Research (A*STAR), Singapore consider ultra-high extinction-ratio l.....»»
Examining the intricacies of ozone removal by deciduous forests
Ozone plays a vital role in Earth's climate system. In the stratosphere, which begins about six miles (9.7 kilometers) off the ground, ozone protects the planet from harmful ultraviolet radiation. Lower in the atmosphere, however, the molecule is an.....»»
Birds" eye size reflects habitat and diet, may predict sensitivity to environmental change
A new study shows the eye size of birds can reveal broad patterns of their biology and behavior, including where they live, what they eat and how they hunt, providing a potential roadmap for future conservation efforts......»»
Uncovering fragmentation differences in chiral biomolecules
By combining mass spectroscopy with further analytical and simulation techniques, researchers have revealed key differences in the fragmentation of dipeptide biomolecules with different chiral structures......»»
Many taxi drivers discriminate against wheelchair users
We live in a society where disabled people routinely suffer identity-based discrimination resulting in them being made to feel unequal......»»
Death toll from Henan floods rises to 71 as China braces for more rain
The death toll from floods in central China's Henan province rose to 71 on Tuesday as a tribute at a subway where 14 people died was sealed off in a sign of sensitivity to public criticism of the government's handling of the disaster......»»
Less-sensitive COVID-19 tests may still achieve optimal results if enough people tested, study finds
A computational analysis of COVID-19 tests suggests that, in order to minimize the number of infections in a population, the amount of testing matters more than the sensitivity of the tests that are used......»»
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 bio- and chemical sensing. Such wide applicability has resulted in significant technological progress. However, due.....»»
Generation and application of the high-Q resonance in all-dielectric metasurfaces
In a new publication from Opto-Electronic Advances, researchers led by Professor Liu Yan from Xidian University, China and Professor Gan Xuetao from Northwestern Polytechnical University, China, consider generation and application of the high-Q reson.....»»
New tests can detect tiny but toxic particles of coal ash in soil
Scientists at Duke University have developed a suite of four new tests that can be used to detect coal ash contamination in soil with unprecedented sensitivity......»»
DNA assay aids in identifying and protecting North American wolves, coyotes
Forensics specialists can use a commercial assay targeting mitochondrial DNA to accurately discriminate between wolf, coyote and dog species, according to a new study from North Carolina State University. The genetic information can be obtained from.....»»
The "hijab effect": Feminist backlash to Muslim immigrants in Germany
Why do some Europeans discriminate against Muslim immigrants, and how can these instances of prejudice be reduced? Political scientist Nicholas Sambanis has spent the last few years looking into this question by conducting innovative studies at train.....»»
Researchers discover origin of near ultraviolet and visible absorption characteristics of Ti: sapphire laser crystals
Recently, a research group from the Shanghai Institute of Optics and Fine Mechanics (SIOM) of the Chinese Academy of Sciences (CAS) carried out a theoretical study on the origin of Ti: sapphire laser crystal in near ultraviolet and visible regions u.....»»