See also stories tagged with Light-emitting diode

Search results for LED

Optics & Photonics Aug 5, 2024

Optimization for inverse problem solving in computer-generated holography

Computer-generated holography (CGH) provides an approach to digitally modulate a given wavefront. This technology, partly inherited from optical holography and partly advanced by the progress of computing technology, has ...

Astronomy Aug 5, 2024

Astronomers uncover risks to planets that could host life

Astronomers have discovered that red dwarf stars can produce stellar flares that carry far-ultraviolet (far-UV) radiation levels much higher than previously believed.

Space Exploration Aug 5, 2024

NASA trains machine learning algorithm for Mars sample analysis

When a robotic rover lands on another world, scientists have a limited amount of time to collect data from the troves of explorable material, because of short mission durations and the length of time to complete complex experiments.

Environment Aug 5, 2024

Scientists and climate change: Extreme concern and high level of engagement

Scientists from across academic disciplines are extremely concerned about climate change. Many of them have already changed their own lifestyles or engaged in advocacy and protest, with even more being willing to do so in ...

Biochemistry Aug 5, 2024

Novel single-atom nanozymes show promise for hypoxia-tolerant singlet oxygen-battery

A research group led by Prof. Wang Hui from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences introduced an axial O atom-modulated Fe-N4 nanozymes for realizing efficient H2O2 Russell reaction to ...

Bio & Medicine Aug 5, 2024

High speed atomic force microscopy studies provide insights into influenza A viral replication

Researchers at Nano Life Science Institute (WPI-NanoLSI), Kanazawa University, IMDEA Nanoscience (Madrid, Spain) and CNB-CSIC (Madrid, Spain) report in ACS Nano experiments that reveal a cycle of conformational stages that ...

Molecular & Computational biology Aug 5, 2024

Study reveals low-toxicity skin lightening compound from bacteria

Melanin protects the skin—the body's largest organ and a vital component of the immune system—from the damaging effects of ultraviolet (UV) radiation. When the skin is exposed to UV radiation, melanin production is stimulated ...

Ecology Aug 5, 2024

Carbohydrate produced by bacteria triggers marine biofouling

Most bottom-dwelling marine invertebrate animals, such as sponges, corals, worms and oysters, produce tiny larvae that swim in the ocean prior to attaching to the seafloor and transforming into juveniles. A previous study ...

Plants & Animals Aug 5, 2024

Catching a star: A new species of starfish discovered in Japan

Researchers in Japan have discovered a new species of starfish. The discovery came about thanks to collaborative work among researchers, fishers, and aquarium and museum staff.

General Physics Aug 5, 2024

Microwave popcorn to particle accelerators: Magnetrons show promise as radiofrequency source

A pocket-size gizmo that puts the "pop" in microwave popcorn could soon fuel particle accelerators of the future.

page 32 from 40