Metallic carbon nanotubes show great promise for applications from microelectronics to power lines because of their ballistic transmission of electrons. But who knew magnets could stop those electrons in their tracks?
Nanophysics
Jul 8, 2010
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In recent years, physicists and material scientists have identified various new materials marked by interesting properties and quantum effects. These materials could prove highly valuable both as platforms to study quantum ...
A new kind of "wire" for moving excitons, developed at the University of Michigan, could help enable a new class of devices, perhaps including room temperature quantum computers.
Nanophysics
Nov 28, 2023
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47
Boston College researchers have observed the "hot electron" effect in a solar cell for the first time and successfully harvested the elusive charges using ultra-thin solar cells, opening a potential avenue to improved solar ...
General Physics
Dec 11, 2009
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Graphene, a form of pure carbon arranged in a lattice just one atom thick, has interested countless researchers with its unique strength and its electrical and thermal conductivity. But one key property it lacks -- which ...
Nanomaterials
Jun 28, 2011
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A group of scientists from Russia, the USA and China have predicted the existence of a new two-dimensional carbon material via computer generated simulation, a "patchwork" analogue of graphene called phagraphene. The results ...
Nanomaterials
Sep 3, 2015
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145
Researchers in the Computational Materials Group at the University of California, Santa Barbara (UCSB) have uncovered the fundamental limits on optical transparency in the class of materials known as transparent conducting ...
Condensed Matter
Jan 18, 2012
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Japanese researchers have developed a compact model for circuit simulation to predict the circuit behavior of tunnel field-effect transistors (tunnel FETs). This device-operation model simulates current–voltage characteristics ...
Electronics & Semiconductors
Nov 2, 2012
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In a recent study, a research team from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences achieved higher thermoelectric performance of n-type lead telluride (PbTe) by adjusting the band structure ...
Nanophysics
Nov 11, 2022
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36
(Phys.org) -- Researchers at the University of Maryland and the NIST Center for Nanoscale Science and Technology have for the first time experimentally demonstrated surface-only charge conduction in a topological insulator ...
Nanophysics
Jul 12, 2012
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