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Sponge-like carbon nanotube thermoelectric generator easily molds to complex shapes and powers sensors

Nanowerk   -   Nanotechnology Websites

Researchers created a flexible thermoelectric generator using sponge-like carbon nanotubes to efficiently power small wearable sensors via heat harvesting.

Apr 30, 2025

Exceptional points boost sensitivity of surface acoustic wave sensors for gas detection

Phys.org   -   Scientific News Websites

In an advance in microsensor technology, researchers have unveiled an ultra-sensitive gas detection method using surface acoustic wave (SAW) sensors enhanced by the physics of exceptional points (EPs). These EPs, phenomena from non-Hermitian syste...

Apr 30, 2025

Marker ink transforms into graphene-based electric circuit for low-cost sensors

Phys.org   -   Scientific News Websites

The first case of an electric circuit created using a simple marker and a laser beam shows that simple and sustainable materials can generate innovative applications on any surface, such as a coffee cup.

Apr 30, 2025

Turning marker ink into graphene circuits with a laser

Nanowerk   -   Nanotechnology Websites

Researchers transformed red marker ink into graphene-based circuits using a laser, enabling low-cost, flexible electronics on everyday surfaces like paper or cups.

Apr 30, 2025

Scientists develop silk microneedles to deliver nutrients and chemicals to plants

Phys.org   -   Scientific News Websites

When farmers apply pesticides to their crops, 30 to 50% of the chemicals end up in the air or soil instead of on the plants. Now, a team of researchers from MIT and Singapore has developed a much more precise way to deliver substances to plants: t...

Apr 29, 2025

Tiny magnetic silk iron particles could steer drugs directly to hard-to-reach disease sites

Phys.org   -   Scientific News Websites

What if doctors could guide life-saving treatments through the body using only a magnet? An interdisciplinary collaboration at the University of Pittsburgh's Swanson School of Engineering is bringing that concept closer to reality with the de...

Apr 29, 2025

Long-travel XY piezo nanopositioners

Nanowerk   -   Nanotechnology Websites

XY flexure-guided piezo nanopositioning stage delivers ultra-precise motion, long-term stability, and travel to 1500 microns.

Apr 29, 2025

Atomic strain sensing with a silver single atom chain

Nanowerk   -   Nanotechnology Websites

A silver single-atom chain demonstrates atomic-scale strain sensing and piezoresistive effects, advancing nanotechnology and nanoscale sensing capabilities.

Apr 29, 2025

Will the vegetables of the future be fortified using tiny needles?

Nanowerk   -   Nanotechnology Websites

Researchers showed they can inexpensively produce silk microneedles to deliver vitamins or agrochemicals to plants.

Apr 29, 2025

Quantum-controlled few-photon strategy powers next-generation optical nanoprinting

Phys.org   -   Scientific News Websites

In a development that could reshape the future of microelectronics, optics, and biomedicine, researchers from Jinan University, in collaboration with the Institute of Chemistry at the Chinese Academy of Sciences, have unveiled a new nanoprinting t...

Apr 28, 2025

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