Nanophysics News


Dispute about terahertz photoresponse in graphene results in a draw

Physicists at MIPT and their British and Russian colleagues revealed the mechanisms leading to photocurrent in graphene under terahertz radiation. The paper published in Applied Physics Letters ...

1 hours ago from Phys.org

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Electrode shape improves neurostimulation for small targets

A cross-like shape helps the electrodes of implantable neurostimulation devices to deliver more charge to specific areas of the nervous system, possibly prolonging device life span, says research ...

17 hours ago from Phys.org

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Gallium oxide shows high electron mobility, making it promising for better and cheaper devices

The next generation of energy-efficient power electronics, high-frequency communication systems, and solid-state lighting rely on materials known as wide bandgap semiconductors. Circuits based ...

21 hours ago from Phys.org

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Graphene origami as a mechanically tunable plasmonic structure for infrared detection

Soldiers often need to see through smoke, fog, dust or any other airborne obscurant and detect the presence of toxins or other chemicals in the field or on the front lines. To identify those ...

20 hours ago from Phys.org

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The 'missing link' in conducting molecules, butadienesolved

Linear polyenes are hydrocarbon chains with unusual optical and electrical properties. They have become a paradigm for studying photoisomerizationwhen molecular structures rearrange from absorbing ...

21 hours ago from Phys.org

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Liquid cell transmission electron microscopy makes a window into the nanoscale

From energy materials to disease diagnostics, new microscopy techniques can provide more nuanced insight. Researchers first need to understand the effects of radiation on samples.

Mon 23 Apr 18 from Phys.org

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Structured light and nanomaterials open new ways to tailor light at the nanoscale

What happens when you excite novel assemblies of nanomaterials using structured light? Joint research between Tampere University of Technology (TUT) (Finland) and University of Tbingen (Germany) ...

Fri 20 Apr 18 from Phys.org

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New record on squeezing light to one atom: Atomic Lego guides light below one nanometer

All electronic devices consist of billions of transistors, the key building block invented in Bell Labs in the late 1940s. Early transistors were as large as one centimeter, but now measure ...

Thu 19 Apr 18 from Phys.org

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How to Bend A Diamond

Diamond is the hardest natural material, but now scientists have shown that it can bend and stretch, much like rubber, and even elastically snap back into shape even if it only happens with ...

Thu 19 Apr 18 from Discover Magazine

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New method to analyze the dissipation curve of topological insulators

Topological insulators are new materials that have been studied by many research groups around the world for more than 10 years. The main advantage of such materials is the presence of dissipationless ...

Mon 23 Apr 18 from Phys.org

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