News tagged with electrical contact

New techniques produce cleanest graphene yet

Columbia Engineering researchers have experimentally demonstrated for the first time that it is possible to electrically contact an atomically thin two-dimensional (2D) material only along its one-dimensional ...

dateOct 31, 2013 in Nanomaterials
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Microtechnology: Miniature magnetic switches

Transistors are commonly used in electronics as switches to turn an electrical current on or off. For applications that require a very large ratio between the on and off current, however, it is necessary to ...

dateApr 14, 2011 in Engineering
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Nanotubes find niche in electric switches

New research from Rice University and the University of Oulu in Oulu, Finland, finds that carbon nanotubes could significantly improve the performance of electrical commutators that are common in electric ...

dateMar 10, 2009 in Nanomaterials
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