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Scientists learn how to custom design graphene origami

Nanowerk   -   Nanotechnology Websites

The ancient and delicate art of origami has reached the atomic scale, with researchers now able to precisely fold graphene into custom shapes.

Sep 12, 2019

Gem-like nanoparticles of precious metals shine as catalysts

Nanowerk   -   Nanotechnology Websites

Heated particles shift shape and become highly active catalytically.

Sep 12, 2019

Gem-like nanoparticles of precious metals shine as catalysts: Heated particles shift shape and become highly active catalytically

ScienceDaily   -   General News Websites

Researchers have developed a new method for making highly desirable catalysts from metal nanoparticles that could lead to better fuel cells, among other applications. The researchers also discovered the method can take spent catalysts and recycle ...

Sep 12, 2019

Gem-like nanoparticles of precious metals shine as catalysts

Phys.org   -   Scientific News Websites

A Northwestern University research team has developed a new method for making highly desirable catalysts from metal nanoparticles that could lead to better fuel cells, among other applications. The researchers also discovered the method can take s...

Sep 12, 2019

Dynamic charge density fluctuations pervading the phase diagram of a Cu-based high-Tc superconductor

Phys.org   -   Scientific News Websites

Charge density fluctuations are observed in all families of high-critical temperature (Tc) superconducting cuprates. Although constantly found in the underdoped region of the phase diagram at relatively low temperatures, physicists are unclear how...

Sep 12, 2019

Study introduces new nanoscale vacuum channel transistors

Phys.org   -   Scientific News Websites

Vacuum tubes initially played a central role in the development of electronic devices. A few decades ago, however, researchers started replacing them with semiconductor transistors, small electronic components that can be used both as amplifiers a...

Sep 12, 2019

Terahertz Heterodyne Detection with Graphene Could Power Space Telescopes

Photonics Media   -   Scientific News Websites

Researchers at Chalmers University of Technology have demonstrated a terahertz (THz) detector made from graphene for use in next-generation astronomy detectors. A near zero-electron scenario, called Dirac point, was realized in graphene by assembl...

Sep 11, 2019

New metamaterial morphs into new shapes, taking on new properties: But it's the defects that really make them interesting

ScienceDaily   -   General News Websites

Electrochemical reactions drive shape change in new nanoarchitected metamaterial.

Sep 11, 2019

Conductivity at the edges of graphene bilayers

ScienceDaily   -   General News Websites

For nanoribbons of bilayer graphene, whose edge atoms are arranged in zigzag patterns, the bands of electron energies which are allowed and forbidden are significantly different to those found in monolayer graphene. This causes variations in the w...

Sep 11, 2019

Ccrystal structure of DNA-stabilized silver nanocluster

ScienceDaily   -   General News Websites

Nanoclusters are little 'heaps' of a few atoms that often have interesting optical properties and could become useful probes for imaging processes in areas such as biomedicine and diagnostics. Researchers have introduced a nanocluster of...

Sep 11, 2019

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