High-performance motor manufacturing with magnetic 3D printing

Dec 04, 2024 (Nanowerk News) Korea Institute of Machinery & Materials (KIMM) has developed magnetic 3D printing technology capable of manufacturing high-performance motors, a first in South Korea. By developing dedicated magnetic material 3D printing equipment and specialized designs, the technology enables the creation of complex motor structures without molds....

Can we make hydrogen from water and sunlight?

Dec 04, 2024 (Nanowerk News) Splitting water into hydrogen and oxygen using solar energy holds the promise of truly renewable fuel – but until now, it hasn’t been feasible outside the laboratory. Writing for Frontiers in Science ("Photocatalytic water splitting for large-scale solar-to-chemical energy conversion and storage"), renowned experts in...

Infrared detectors made from quantum dots

Dec 03, 2024 (Nanowerk News) What do motion detectors, self-driving cars, chemical analyzers and satellites have in common? They all contain detectors for infrared (IR) light. At their core and besides readout electronics, such detectors usually consist of a crystalline semiconductor material. Such materials are challenging to manufacture: They often...

Photonic processor could enable ultrafast AI computations with extreme energy efficiency

Dec 02, 2024 (Nanowerk News) The deep neural network models that power today’s most demanding machine-learning applications have grown so large and complex that they are pushing the limits of traditional electronic computing hardware. Photonic hardware, which can perform machine-learning computations with light, offers a faster and more energy-efficient alternative....

Temporary tattoo printed directly on the scalp offers easy solution for measuring brainwaves

Dec 02, 2024 (Nanowerk News) For the first time, scientists have invented a liquid ink that doctors can print onto a patient’s scalp to measure brain activity. The technology, presented in Cell Biomaterials ("On-scalp printing of personalized electroencephalography e-tattoos"), offers a promising alternative to the cumbersome process currently used for...