Barrier to faster graphene devices identified and suppressed
These days graphene is the rock star of materials science, but it has an Achilles heel: It is exceptionally sensitive to its electrical environment.
These days graphene is the rock star of materials science, but it has an Achilles heel: It is exceptionally sensitive to its electrical environment.
Nanomaterials
Mar 13, 2012
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An international team of researchers have used a unique tool inserted into an electron microscope to create a transistor that's 25,000 times smaller than the width of a human hair.
Nanophysics
Dec 23, 2021
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Today's energy-hungry global society is struggling with how to mitigate the effects of man-made climate change, and under what conditions of voluntary/coercive adaptation. Present fossil fuel-free technologies appear inadequate/insufficient ...
Quantum Physics
Oct 3, 2019
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Michigan State University (MSU) researchers have discovered that one of the most important reactions in the universe can get a huge and unexpected boost inside exploding stars known as supernovae.
General Physics
Dec 2, 2020
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Earth scientists from Rice University, Yale University and the University of Tokyo are offering a new answer to the long-standing question of how our planet acquired its oxygenated atmosphere.
Earth Sciences
May 16, 2016
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The team used a high-resolution atomic force microscope (AFM) operating in a controlled environment at Princeton's Imaging and Analysis Center. The AFM probe, whose tip ends in a single copper atom, was moved gradually closer ...
Materials Science
Oct 4, 2021
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A new artificial photosynthesis approach uses sunlight to turn carbon dioxide into methane, which could help make natural-gas-powered devices carbon neutral.
Materials Science
Jan 13, 2020
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Among the unusual properties of graphene, one of the most exciting and least understood is the additional degree of freedom experienced by electrons.
Nanophysics
Aug 5, 2016
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(Phys.org) —Graphene is a sheet of carbon atoms arrayed in a honeycomb pattern, just a single atom thick. It could be a better semiconductor than silicon – if we could fashion it into ribbons 20 to 50 atoms wide. Could ...
Nanophysics
Sep 6, 2013
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Scientists at Aalto University and Utrecht University have created single atom contacts between gold and graphene nanoribbons.
Nanomaterials
Jun 13, 2013
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