Hi Tech & Innovation news
Engineering
Bubbling up: Uncovering melt pool dynamics in metal manufacturing
Manually shaking or vibrating molten metal using ultrasonic waves helps reduce air bubbles, cracks and grain sizes in a finished metal part. Metal 3D printing researchers hypothesized that vibrations were the key to increasing ...
21 hours ago
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Electronics & Semiconductors
There's two sides to this semiconductor, and many simultaneous functions
Gallium nitride-based semiconductors have been a boon for high-frequency and power electronics. They've also revolutionized energy-efficient LED lighting. But no semiconductor wafer has been able to do both at the same time ...
Sep 25, 2024
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Can we find hidden graves of murder victims with soil imaging? New Australian study gives it a try
To avoid being caught, murderers often attempt to hide bodies using various methods. This can include shallow or deep burials, submersion in water, encasing in concrete or even disposing of remains in rubbish bins and suitcases.
Sep 25, 2024
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Lasers provide boon for manufacturing of ceremonial Thai umbrellas
Seen atop pagodas, inside Buddhist ordination halls, and in royal palaces, the tiered umbrella is one of Thailand's oldest and most sacred ornamental symbols. Constructing one of these ornate pieces, also called chatras, ...
Sep 24, 2024
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New origami-inspired system turns flat-pack tubes into strong building materials
Engineers at RMIT University have designed an innovative tubular structural system that can be packed flat for easier transport and pop up into strong building materials. This breakthrough is made possible by a self-locking ...
Sep 23, 2024
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Energy & Green Tech
Researchers create tiny nuclear-powered battery thousands of times more efficient than predecessors
A team of physicists and engineers affiliated with several institutions in China has developed an extremely small nuclear battery that they claim is up to 8,000 times more efficient than its predecessors. Their paper is published ...
Sep 19, 2024
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Engineering
Scientists mimic cat eyes to create artificial eye that sees better in the dark, detects camouflaged objects
A team of engineers from the Center for Nanoparticle Research, Seoul National University, the Gwangju Institute of Science and Technology and the Korea Institute of Science and Technology, all in Korea, has developed a new ...
Sep 19, 2024
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Engineering
New device simplifies manipulation of 2D materials for twistronics
A discovery six years ago took the condensed-matter physics world by storm: Ultra-thin carbon stacked in two slightly askew layers became a superconductor, and changing the twist angle between layers could toggle their electrical ...
Sep 17, 2024
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Hi Tech & Innovation
Inspired by squids and octopi, a new screen stores and displays encrypted images without electronics
A flexible screen inspired in part by squid can store and display encrypted images like a computer—using magnetic fields rather than electronics. The research is reported in Advanced Materials by University of Michigan ...
Sep 16, 2024
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Computer Sciences
Computational marathon matches the efficiency of existing platform with the power of new supercomputer
It took about 20 hours and a lot of coffee for a team of scientists from the Swiss National Center of Competence in Research NCCR MARVEL to complete a computational marathon that showcased both the power of Switzerland's ...
Sep 16, 2024
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Electronics & Semiconductors
Smart mouthguard allows users to control devices with their tongue and teeth
Recent technological advances have enabled the development of a wide range of electronic devices designed to improve people's quality of life and assist them in completing their everyday activities. Most existing devices ...
Consumer & Gadgets
Sharing biosignals with online gaming partners can enhance mutual sense of social presence
Although interactive online platforms, including esports platforms, aim to foster close connections between people, they often fall short of supporting the creation of bonds between the interaction partners. Researchers at ...
Sep 12, 2024
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Hi Tech & Innovation
VR system mixes physical and virtual worlds to drive home climate urgency
An iconic red shuttle bus ferries commuters and visitors along the winding streets of New York City's Roosevelt Island. But this isn't a typical sightseeing tour.
Sep 11, 2024
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Hi Tech & Innovation
Japan plans driverless bullet trains
Shinkansen bullet trains could be whizzing around Japan without drivers from the mid 2030s, one of its main rail operators said, motivated in part by the country's demographic crisis.
Sep 11, 2024
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Electronics & Semiconductors
Improved virtual haptic technology enables uniform tactile sensation across displays
A virtual haptic implementation technology that allows all users to experience the same tactile sensation has been developed. A research team led by Professor Park Jang-Ung from the Center for Nanomedicine within the Institute ...
Sep 9, 2024
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Cars collect troves of data about traffic and road hazards. Should they share it?
The secret to avoiding red lights during rush hour in Utah's largest city might be as simple as following a bus.
Sep 8, 2024
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Energy & Green Tech
Neutron imaging allows researchers to see inside a redox flow battery
At the beginning of the 20th century, the invention of X-ray imaging provided a leap of knowledge in medical science. Since then, we can see how our body's bones work, bringing numerous new treatments to light.
Sep 6, 2024
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Electronics & Semiconductors
Graphene-based wearable strain sensor can detect and broadcast silently mouthed words
A wearable 'smart' choker for speech recognition has the potential to redefine the field of silent speech interface (SSI), say researchers—thanks to embedded ultrasensitive textile strain sensor technology.
Sep 5, 2024
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Electronics & Semiconductors
Scientists combine nanotech and deep learning to build ultra-small e-nose system for real-time gas identification
A new ultra-small electronic nose (e-nose) that operates on ultralow power opens up possibilities for applications in various fields, such as air quality monitoring, health diagnostics, food safety, and environmental protection.
Sep 5, 2024
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Engineering
Seeing like a butterfly: Optical invention enhances camera capabilities
Butterflies can see more of the world than humans, including more colors and the field oscillation direction, or polarization, of light. This special ability enables them to navigate with precision, forage for food and communicate ...
Sep 4, 2024
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Engineering
Revolutionizing 3D printing through microwave technology
In the rapidly evolving world of 3D printing, the pursuit of faster, more efficient and versatile production methods is never-ending. Traditional 3D printing techniques, while groundbreaking, are often time-consuming and ...
Sep 4, 2024
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Electronics & Semiconductors
Multispectral smart window: A step toward healthier indoor environments
Windows, the vital conduits between indoor spaces and the external environment, also serve as primary entry points for harmful light waves and electromagnetic (EM) waves. However, managing light transmission and scattering ...
Sep 4, 2024
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Hi Tech & Innovation
A quantum neural network can see optical illusions like humans do. Could it be the future of AI?
Optical illusions, quantum mechanics and neural networks might seem to be quite unrelated topics at first glance. However, in new research published in APL Machine Learning, I have used a phenomenon called "quantum tunneling" ...
Aug 31, 2024
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Computer Sciences
Virtual and augmented reality can temporarily change the way people perceive distances, finds study
Researchers at the University of Toronto have found that using virtual and augmented reality (VR and AR) can temporarily change the way people perceive and interact with the real world—with potential implications for the ...
Aug 30, 2024
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Robotics
Robots are coming to the kitchen—what that could mean for society and culture
Automating food is unlike automating anything else. Food is fundamental to life—nourishing body and soul—so how it's accessed, prepared and consumed can change societies fundamentally.
Aug 30, 2024
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