Scientists at Tokyo Institute of Technology (Tokyo Tech) demonstrate the first visible-light photoelectrochemical system for water splitting using TiO2 enhanced with an earth-abundant material—cobalt. The proposed approach is simple and represents a stepping stone in the quest to achieve affordable water splitting to produce hydrogen, a clean alternative to fossil fuel.... PHYS.ORG · 1 month
Catching new patterns of swirling light mid-flight  PHYS.ORG · 3 weeks
In many situations, it's fair to say that light travels in a straight line without much happening along the way. But light can also hide complex patterns and behaviors that only a careful observer... more
A novel biofuel system for hydrogen production from biomass  PHYS.ORG · 4 weeks
A novel technology has been developed for hydrogen production from the process, which involves electron that is produced during the decomposition of biomass such as waste wood. The result produced... more
Lead-halide perovskites with enhanced luminescence and stability  PHYS.ORG · 5 days
Lead halide perovskites are materials that emit light with a range of colors, but also suffer from poor moisture stability. Scientists in China demonstrated a new synthetic technique that can enable perovskites to emit... more
Gold-coated pantyhose inspire a technique for comfortable light-emitting clothing  PHYS.ORG · 4 weeks
An approach for developing light-emitting fabric based on typical ultrasheer pantyhose coated in a thin gold film may enable the development of softer, more wearable luminous clothing, researchers in Canada... more
Next generation water splitter could help renewables power the globe  Science Magazine · 3 weeks
Devices that forgo expensive metals could turn renewable electricity into hydrogen more
High color purity UV organic emission realized using asymmetric microcavity design  PHYS.ORG · 2 weeks
Ultraviolet organic light-emitting devices (UVOLEDs) are expected to develop into compact, environmentally friendly and large-size ultraviolet light source applications in analysis, information storage, display, biomedical, etc.... more
Researchers propose a novel methodology for the characterization of light-matter interaction at atomic size  PHYS.ORG · 4 days
Photonic cavities are an essential part of many modern optical devices, from laser pointers to microwave ovens. Just as we... more
Discovery points to the origin of mysterious ultraviolet radiation  nanowerk · 2 weeks
Billions of lightyears away, gigantic clouds of hydrogen gas produce a special kind of radiation, a type of ultraviolet light known as Lyman-alpha emissions. The enormous clouds emitting the light... more
Advanced 'super-planckian' material exhibits LED-like light when heated  PHYS.ORG · 6 days
Could there be a new kind of light in the universe? Since the late 19th century, scientists have understood that, when heated, all materials emit light in a predictable spectrum of wavelengths.... more
Topology protects light propagation in photonic crystal  PHYS.ORG · 3 weeks
Dutch researchers at AMOLF and TU Delft have seen light propagate in a special material without reflections. The material, a photonic crystal, consists of two parts that each have a slightly different pattern of... more
Novel light funnel device could serve as platform for hypersensitive optical detectors  nanowerk · 2 days
The light accumulation achieved by the light funnel could be the basis for improving the sensitivity of optical detectors and thus enabling unprecedented optical... more
Innovative switching mechanism improves ultrafast control of microlasers  PHYS.ORG · 1 month
The all-optical switch is a kind of device that controls light with light, which is the fundamental building block of modern optical communications and information processing. Creating an efficient, ultrafast, and compact... more
Discovery points to origin of mysterious ultraviolet radiation  PHYS.ORG · 3 weeks
Billions of lightyears away, gigantic clouds of hydrogen gas produce a special kind of radiation, a type of ultraviolet light known as Lyman-alpha emissions. The enormous clouds emitting the light are Lyman-alpha... more
A theoretical approach to understand the mechanisms of 3-D spatiotemporal mode-locking  PHYS.ORG · 4 weeks
Laser technology confines light inside a resonator containing a gain medium, a material with quantum properties that can amplify light. As laser resonators are generally far... more
Astronomers Discover Most Distant Blazar Yet  SCI-NEWS.COM · 3 weeks
Astronomers using the Large Binocular Telescope have found a blazar 13 billion light-years from Earth, making it officially the most distant blazar ever detected.... more
Stress-relief substrate helps OLED stretch two-dimensionally  nanowerk · 1 month
Researchers have created stretchable OLEDs (Organic Light-Emitting Diodes) that are compliant and maintain their performance under high-strain deformation. Their stress-relief substrates have a unique structure and utilize pillar arrays to reduce the stress on the active... more
How plants tune their greenness to light quality  PHYS.ORG · 2 weeks
Scientists are refining our understanding of how light wavelengths affect the way plants develop their chloroplasts. more
Astrophysicists wear 3-D glasses to watch quasars  PHYS.ORG · 2 weeks
A team of researchers from Russia and Greece reports a way to determine the origins and nature of quasar light by its polarization. The new approach is analogous to the way cinema glasses produce... more
More testing sheds light on how virus is spreading in US  ABC NEWS · 4 weeks
An increase in testing for the coronavirus is shedding light on its spread in the United States, including among nursing home residents in one Washington state... more
Method yields high rate of D-lactate using cyanobacteria, could revolutionize bioplastic production  PHYS.ORG · 3 weeks
A Kobe University led research team has illuminated the mechanism by which cyanobacteria (Synechocystis sp. PCC 6803) produces D-lactate, showing that malic enzyme facilitates... more
Handed light throws electronic curve balls in quantum flatland  nanowerk · 4 weeks
An international team of researchers has demonstrated that the Berry curvature - an important property of quantum materials - can be imaged with chiral light. more
A nanoscale laser made of gold and zinc oxide  nanowerk · 1 week
Nanoparticles composed of metals and semiconductors could serve as light sources in components of future optical computers, as they are able to precisely localize and amplify incident laser light. more
Bacteria killed by new light-activated coating  nanowerk · 3 weeks
A new coating activates in low intensity light to kill bacteria such as Staphylococcus aureus and Escherichia coli. more
Artificial solid fog material creates pleasant laser light  PHYS.ORG · 1 week
With a porosity of 99.99 %, it consists practically only of air, making it one of the lightest materials in the world: Aerobornitride is the name of the material developed by an... more
Bacteria killed by new light-activated coating  SCIENCE DAILY · 3 weeks
A new coating that activates in low intensity light to kill bacteria such as Staphylococcus aureus and Escherichia coli has been developed. more
Light funnel apparatus created  SCIENCE DAILY · 2 days
Physicists have developed a light funnel apparatus. It could serve as a new platform for hypersensitive optical detectors. more
Stress-relief substrate helps OLED stretch two-dimensionally?  SCIENCE DAILY · 4 weeks
Highly functional and free-form displays are critical components to complete the technological prowess of wearable electronics, robotics, and human-machine interfaces. A team created stretchable OLEDs (Organic Light-Emitting Diodes) that are compliant and maintain their performance under... more
Water splitting observed on the nanometer scale  PHYS.ORG · 3 weeks
It is a well-known school experiment: Applying a voltage between two electrodes inserted in water produces molecular hydrogen and oxygen. Researchers seek to make water splitting as energy-efficient as possible to advance industrial applications.... more
A new algorithm to convert a normal antibody into the corresponding catalytic antibody  Science Magazine · 4 days
Over thousands of monoclonal antibodies (mAbs) have been produced so far, and it would be valuable if these mAbs could be directly... more
Wrapped, layered semiconductors catch the light  nanowerk · 6 days
Researchers discovered a new way to integrate semiconductor layers to make heterostructures. They found that layers of different compounds of tin and sulfur spontaneously separated during synthesis. This unique structure translates into excellent light absorption and... more
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