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Physicists explore optical launch of hypersound pulses in halide perovskites

Nanowerk   -   Nanotechnology Websites

Researchers used pulsed light to launch strong shear hypersound in metal halide perovskites, pointing to their use in optically driven sub-THz acoustic devices.

Nov 21, 2025

Soft microrobots use sound waves to wipe out harmful bacteria

Nanowerk   -   Nanotechnology Websites

A soft microrobot with zinc oxide nanorods uses ultrasound to generate localized reactive oxygen species, offering a precise method to kill bacteria without relying on systemic antibiotics.

Nov 21, 2025

Carbon nanodot ink enables persistent invisible printing at high resolution

Nanowerk   -   Nanotechnology Websites

A water soluble carbon nanodot ink produces bright long lasting invisible prints with micrometer scale detail and high accuracy for secure and low cost applications.

Nov 21, 2025

Unclonable light patterns offer a fresh take on device security

Nanowerk   -   Nanotechnology Websites

A flexible optical identifier uses polarized emission from self-assembled crystal films to create two stable states that support tri modal authentication and improve reliability in secure device verification.

Nov 21, 2025

Perpetuus Advanced Materials suggests graphene-based alternative to 6PPD in tires.

Graphene Info   -   Scientific and Educational Websites

Perpetuus Advanced Materials has introduced an amine functionalized graphene material as a potential replacement for 6PPD (6-para-phenylene-diamine) antioxidants in tires. Using plasma-functionalized graphene nanoplatelets (GNPs), Perpetuus claims...

Nov 21, 2025

New fabric reflects 96% of sunlight to keep wearers cooler in extreme heat

Phys.org   -   Scientific News Websites

As global temperatures rise and heat waves intensify, a new textile innovation co-developed by University of South Australia scientists promises to keep people cooler, drier, and more comfortable in extreme heat.

Nov 20, 2025

Over a decade in the making: Lanthanide nanocrystals illuminate new possibilities

Phys.org   -   Scientific News Websites

In a discovery shaped by more than a decade of steady, incremental effort rather than a dramatic breakthrough, scientists from the National University of Singapore (NUS) and their collaborators demonstrated that great ideas flourish when paired wi...

Nov 20, 2025

Printing Technique Could Vastly Improve the Environmental Impact of Digital Displays

Technology Org   -   Scientific News Websites

Electrical engineers at Duke University have demonstrated the ability to print fully functional and recyclable electronics at sub-micrometer scales. The technique could impact the more than $150 billion electronic display industry and its environm...

Nov 20, 2025

Argo Graphene Solutions reports graphene-enhanced concrete trial interim results

Graphene Info   -   Scientific and Educational Websites

Argo Graphene Solutions has announced the results of its ASTM 28-day compressive strength test on the recent test pour of Argo's graphene-infused concrete mix in Bristol, Tennessee, which was initially announced in October 2025.

Nov 20, 2025

Blocking space radiation threats with boron nitride nanotubes

Nanowerk   -   Nanotechnology Websites

Developing high-density neutron shielding material using surfactant-stabilized boron nitride nanotubes (BNNT).

Nov 19, 2025

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