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...
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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...
Evidence of primordial black holes may be hiding in planets, or even everyday objects here on Earth
Dec 02, 2024 (Nanowerk News) Imagine the formation of a black hole and you’ll probably envision a massive star running out of fuel and collapsing in on itself. Yet the chaotic conditions of the early universe may have also allowed many small black holes to form long before the first...
Researchers demonstrate self-assembling electronics
Dec 02, 2024 (Nanowerk News) Researchers have demonstrated a new technique for self-assembling electronic devices. The proof-of-concept work was used to create diodes and transistors, and paves the way for self-assembling more complex electronic devices without relying on existing computer chip manufacturing techniques. The work is published in Materials Horizons...
New method discovered for controlling molecular patterns on liquid droplets
Dec 02, 2024 (Nanowerk News) A team of researchers from Bar-Ilan University, in collaboration with researchers from Leiden University (The Netherlands) and Complutense University of Madrid (Spain), has uncovered a previously unknown phenomenon that could revolutionize the way we design materials at the molecular level. By unlocking a transformation between...
Dynamics of structural transformation for liquid crystalline blue phases
Dec 02, 2024 (Nanowerk News) Researchers have uncovered key insights about how liquid crystals, materials capable of forming complex ordered structures, transform between different phases. Published in PNAS ("Direct Simulation and Machine Learning Structure Identification Unravel Soft Martensitic Transformation and Twinning Dynamics"), the study provides a clearer understanding of how...
Inkjet-printed paper speakers enable new possibilities in flexible audio technology
Dec 02, 2024 (Nanowerk Spotlight) The miniaturization of electronic devices has transformed nearly every component except one fundamental element: the speaker. Traditional speakers require physical movement to create sound, necessitating rigid materials and substantial space for components like magnets and vibrating membranes. This limitation has become particularly apparent in the...
Self-heating flexible electronics lower manufacturing temperature requirements
Dec 02, 2024 (Nanowerk News) A DGIST research team led by Professor Kwon Hyuk-joon of the Department of Electrical Engineering and Computer Science (first author Dr. Jang Bong-ho) has developed a technology to manufacture high-performance liquid process-based electronic parts at lower temperatures than what was previously possible by harnessing the...
New laser technique achieves atomic-scale precision on diamond surfaces
Dec 02, 2024 (Nanowerk News) Imagine placing an object under a microscope and pressing a button to rearrange the surface atoms with atomic-scale precision. This once sci-fi scenario is now a reality thanks to pioneering research recently published in Applied Surface Science ("The effects of sub-monolayer laser etching on the...