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Search results for gold nanoparticles

Bio & Medicine Aug 18, 2025

Light-and-sound-based thermometer helps gold nanoparticles destroy cancer

Biomedical engineers at Duke University have developed a method to more precisely heat up gold nanoparticles to target and destroy cancerous tumors. Using imaging methods that combine light and sound to peer deeper into tissue, ...

Nanophysics Aug 8, 2025

Ultrathin metal and semiconductor films emit multicolor light, paving way for new optical sensing devices

A new breakthrough in the field of physics led by doctoral student Yueming Yan could allow for the creation of small, thin, low-power optical devices to be used in both medical imaging and environmental sensing.

Bio & Medicine Aug 6, 2025

Bacterial detection using glycan-targeting nanoparticles in Raman spectroscopy

In a study published in the Gold Bulletin journal by a group of researchers from the Center for Applied Physics and Advanced Technology (CFATA) and National School of Higher Education (ENES), Leon, both from the National ...

Nanomaterials Aug 6, 2025

Confined dewetting yields uniform metal nanoparticles for advanced diagnostics and detection

Researchers from the Indian Institute of Science Education and Research (IISER) Pune and the Indian Institute of Technology-Bombay have developed an innovative, cost-effective method to produce high-quality metal nanoparticles, ...

Nanophysics Jul 31, 2025

Nanodevice uses sound to sculpt light, paving the way for better displays and imaging

Light can behave in very unexpected ways when you squeeze it into small spaces. In a paper in the journal Science, Mark Brongersma, a professor of materials science and engineering at Stanford University, and doctoral candidate ...

Nanophysics Jul 15, 2025

New AI tool deciphers mysteries of nanoparticle motion in liquid environments

Nanoparticles—the tiniest building blocks of our world—are constantly in motion, bouncing, shifting, and drifting in unpredictable paths shaped by invisible forces and random environmental fluctuations.

Bio & Medicine Jul 1, 2025

Manipulation of light at the nanoscale helps advance biosensing

Traditional medical tests often require clinical samples to be sent off-site for analysis in a time-intensive and expensive process. Point-of-care diagnostics are instead low-cost, easy-to-use, and rapid tests performed at ...

Nanophysics Jun 18, 2025

Electron microscopy technique captures nanoparticle organizations to forge new materials

A research team including members from the University of Michigan have unveiled a new observational technique that's sensitive to the dynamics of the intrinsic quantum jiggles of materials, or phonons.

Biochemistry Jun 2, 2025

Sugar-based sensors offer rapid, low-cost detection of snake venom

Researchers at The University of Warwick have published the first example of a synthetic sugar detection test for snake venom, offering a new route to rapid diagnosis and better antivenoms.

Bio & Medicine May 29, 2025

Unlocking precise composition analysis of nanomedicines

Nanomedicines, especially those based on nanoparticles, are revolutionizing health care in terms of both diagnostics and therapeutics. These particles, often containing metals like iron or gold, can serve as contrast agents ...

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