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From lab to industry: 3D printing accelerates the future of lithium batteries
Recent progress in advanced energy manufacturing has opened a new path for lithium battery design. A joint research team led by Associate Professor Eric Jianfeng Cheng of Tohoku University has published a review in Materials Science and Engineering: R: Reports, that highlights the potential, the pitfalls, and different perspectives of... Read more
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These restless materials don't just bend under pressure—they snap, crawl, walk and dig on their own
When we think of materials, we usually think of substances like metal, concrete, glass or rubber. What these examples have in common is that they are inactive: when pushed, pulled, shifted or sheared they may move or deform, but only by using the energy that is provided from the outside... Read more
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Tiny battery-free tags turn radio waves into a new way to track breathing at home and in hospitals
The same wireless technology that can track your cat or locate an item in a warehouse can also monitor your breathing. Researchers at Chalmers University of Technology, Sahlgrenska University Hospital and the University of Gothenburg, Sweden, now present a completely new method for measuring breathing movements in patients with impaired... Read more
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Printed neurons communicate with living brain cells
Northwestern University engineers printed artificial neurons that don't just imitate the brain—they talk to it. In a new study, the Northwestern team developed flexible, low-cost devices that generate electrical signals realistic enough to activate living brain cells. When tested on slices of tissue from mouse brains, the artificial neurons successfully... Read more
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3D-printing electronics with focused microwaves redefines possibilities in materials
In a recently published paper in Science Advances, a team led by Rice University's Yong Lin Kong describes a new 3D-printing process with focused microwaves that overcomes a fundamental constraint of electronics 3D printing that has limited the field's potential for more than a decade: the inability to heat printed... Read more
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Tiny cameras in earbuds let users talk with AI about what they see
University of Washington researchers developed the first system that incorporates tiny cameras in off-the-shelf wireless earbuds to allow users to talk with an AI model about the scene in front of them. For instance, a user might turn to a Korean food package and say, "Hey Vue, translate this for... Read more
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Scientists adapt 3D printing for manufacturing copper alloy components
A research team from Skoltech (part of the VEB.RF group) and other scientific organizations in Russia and India has conducted a systematic study of the laser powder bed fusion (PBF-LB) process for aluminum bronze. This material is significantly important for components operating under intense thermal loads that require efficient heat... Read more
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Freestanding silicon anode design improves fast charging and cycle life in lithium-ion batteries
Silicon has long been seen as a promising anode material for next-generation lithium-ion batteries because it can store much more lithium than graphite. But silicon also expands and contracts sharply during charging and discharging, which can crack the electrode, disrupt electrical pathways and shorten battery life.... Read more
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One tiny diode could shrink image sensors by adding memory and processing
P-n diodes are two-terminal devices that consist of two types of semiconductor materials (i.e., a p-type and an n-type material) joined together. These components allow electric current to only move in one direction, which is central to the functioning of many electronic circuits.... Read more
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When AI meets muscle: Context-aware electrical stimulation guides humans through new movements
Imagine traveling in a foreign country, reaching for a window you've never seen before, and instead of struggling to open it, you feel your own muscles gently guide you through the motion, as if an invisible teacher was there, lending their know-how. Now picture that same sensation helping you twist... Read more
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Electrofluidic fiber muscles could enable silent robotic systems
Muscles are remarkably effective systems for generating controlled force, and engineers developing hardware for robots or prosthetics have long struggled to create analogs that can approach their unique combination of strength, rapid response, scalability, and control. But now, researchers at the MIT Media Lab and Politecnico di Bari in Italy... Read more
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Leather gets a power upgrade with laser-written microsupercapacitors
Researchers have developed a simple and eco-friendly way to use a laser to turn natural leather into flexible and wearable energy devices. The new approach could lay the groundwork for more sustainable wearable electronics. In a paper in Optics Letters, the researchers demonstrate the new technique by creating microsupercapacitors on... Read more
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Bio-inspired structural design improves impact resistance and energy absorption
The delicate butterfly served as the inspiration for a new lightweight lattice structure that also boasts enhanced mechanical strength, impact resistance, and energy absorption capability through advanced structural design. A collaborative research team from Tohoku University and the Wuhan University of Technology developed this strong yet light-as-a-butterfly material with the... Read more
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New hydrogen fuel cell design could unlock key clean energy technology
UNSW researchers have redesigned hydrogen fuel cells to solve a critical flaw, bringing clean energy for aviation, heavy transport and beyond closer to reality. Hydrogen fuel cells, using locally produced green hydrogen as the only fuel, have long been viewed as the ultimate clean energy source, but their commercialization has... Read more
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Ultra-thin camera delivers 140-degree view with no lens protrusion
A breakthrough technology has emerged to fundamentally solve the camera protrusion/thickness issue, which has been a persistent limitation as smart devices become thinner. A KAIST research team has developed an ultra-thin camera that achieves a wide 140-degree field of view (FOV) without any lens protrusion. This technology is expected to... Read more
