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Atomic-level study reveals how gold nanocrystals grow through coalescence

Phys.org   -   Scientific News Websites

Crystallization, a fundamental process in nature, hinges on two distinct stages: nucleation and growth. The latter plays a pivotal role in shaping the morphology, size, and purity of crystalline materials, making it a focus for scientific research...

Jul 29, 2025

Structure meets function: Glycocalyx analyzed at molecular level for first time

Phys.org   -   Scientific News Websites

The glycocalyx surrounds each cell in the human body like a coat. This complex sugar layer plays a key role in the progression of numerous diseases, such as cancer and autoimmune diseases.

Jul 29, 2025

Why you may get future vaccines via dental floss

Nanowerk   -   Nanotechnology Websites

Researchers have demonstrated a novel vaccine delivery method in an animal model, using dental floss to introduce vaccine via the tissue between the teeth and gums.

Jul 29, 2025

Magnetizing quantum communication

Nanowerk   -   Nanotechnology Websites

Strengthening the brightness of single-photon light sources with magnetism.

Jul 29, 2025

Nanoimprinted microcone device captures circulating cancer cells with high precision

Nanowerk   -   Nanotechnology Websites

Researchers utilize engraved polycarbonate sheets and antibody coatings to efficiently capture cancer cells in microchannels.

Jul 29, 2025

Optical metasurface enables gigahertz-speed communication through air

Nanowerk   -   Nanotechnology Websites

A silicon-lithium niobate metasurface controls light through air at gigahertz speeds, advancing compact systems for optical communication and signal routing.

Jul 29, 2025

Atomic-scale imaging reveals how gold nanocrystals merge and reshape during growth

Nanowerk   -   Nanotechnology Websites

Researchers visualized how gold nanocrystals coalesce at the atomic level, uncovering size, defect, and approach-dependent pathways that shape crystal structure.

Jul 29, 2025

Hydrogel microspheres for controlled release of bioactive compounds

Phys.org   -   Scientific News Websites

Controlled-release systems deliver medication and other bioactive compounds to the ideal spot inside a body and over a specific time. New research from the U of A and the U of A System Division of Agriculture could improve these systems used for p...

Jul 28, 2025

New coating uses graphene oxide to deliver silver ions for long-lasting antimicrobial action

Phys.org   -   Scientific News Websites

Researchers at the National Graphene Institute have developed a new type of antimicrobial coating that could improve hygiene across health care, consumer, and industrial products. Working in partnership with medical technology company Smith & ...

Jul 28, 2025

Ultra-small optical devices rewrite the rules of light manipulation

Phys.org   -   Scientific News Websites

In the push to shrink and enhance technologies that control light, MIT researchers have unveiled a new platform that pushes the limits of modern optics through nanophotonics, the manipulation of light on the nanoscale, or billionths of a meter.

Jul 28, 2025

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