We study theoretically the electron transport properties in achiral carbon nanotubes under the influence of an external electric field E(t) using Boltzmann’s transport equation to derive the ...

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The carbon cycle is the biogeochemical cycle focused on carbon and how it is sequestered in and moves between different reservoirs in the Earth system. The rapid expansion of the Arctic tundra’s ...

A welder this month at the Deep Sky carbon capture facility under construction in Innisfail, Alberta.Credit...Amber Bracken for The New York Times Supported by By David Gelles and Christopher ...

Optical materials and structures are substances used to manipulate the flow of light. This can include reflecting, absorbing, focusing or splitting an optical beam. The efficiency of a specific ...

Institute of Organic Chemistry, University of Leipzig, 04103 Leipzig, Germany ...

Potentially catastrophic risks to life as we know it have prompted dozens of eminent scientists to hit the brakes on their ...

Potentially catastrophic risks to life as we know it have prompted dozens of eminent scientists to hit the brakes on their ...

Organocatalysis Research Group, Institute of Organic Chemistry, HUN-REN Research Centre for Natural Sciences, Magyar tudósok körútja 2, Budapest H-1117, Hungary Hevesy György PhD School of Chemistry, ...