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Search results for gold nanoparticles

Nanomaterials Jul 11, 2018

The 'shine' in gold particles has a new use – finding defects

That glint of gold has always captured our eyes, but now the precious metal has a new use – finding defects in 3-D printing.

Bio & Medicine Jun 29, 2018

New testing finds synergistic combination leads to toxicity in nanomaterials

A new study finds reason for caution—a clear emergence of toxicity—in nanomaterial product formulations, but it also provides an early testing technique that could help the industry continue to move forward.

Nanophysics Jun 26, 2018

DNA drives design principles for lighter, thinner optical displays

DNA is certainly the basis of life. Soon it might also be the basis of your electronic devices.

Environment Jun 25, 2018

Nanomaterials could mean more algae outbreaks for wetlands, waterways

The last 10 years have seen a surge in the use of tiny substances called nanomaterials in agrochemicals like pesticides and fungicides. The idea is to provide more disease protection and better yields for crops, while decreasing ...

Nanomaterials Jun 25, 2018

Thiol molecules drive gold atoms to form a forest of nanowires with useful properties

Adjustments to sulfur-containing molecules have enabled researchers to precisely control the growth of gold nanowires, which are potentially useful in various applications including biosensors and catalysis.

Bio & Medicine Jun 18, 2018

Using gold nanoparticles to trigger sequential unfolding of 3-D structures

Researchers from North Carolina State University have developed a new technique that takes advantage of gold nanoparticles to trigger the sequential unfolding of three-dimensional structures using different wavelengths of ...

Bio & Medicine Jun 14, 2018

Plants open their pores and scientists strike gold

Plants containing the element gold are already widely known. The flowering perennial plant alfafa, for example, has been cultivated by scientists to contain pure gold in its plant tissue. Now researchers from the Sun Yat-sen ...

Materials Science Jun 14, 2018

Coral-shaped nanoparticles built by design using engineered peptoids

Researchers have long worked to address a grand challenge in synthesis science: to design and synthesize bio-inspired functional materials that rival those found in biology. If we can learn how to mimic in vivo functions ...

Bio & Medicine Jun 5, 2018

Making composite material smart with precious metal

Doping polymer brushes with gold nanoparticles results in a switchable composite material which changes its thickness depending on the pH value. The research by physicists at the TU Darmstadt, published in the journal Soft ...

Nanomaterials Jun 1, 2018

Why nanotechnology is more than just a buzzword

What does the word "nanotechnology" conjure up for you?

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