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Artificial spin rotors

Artificial spin rotors research highlights barrier — the Schottky barrier — formed at Flocking of lifeless matter All-optical dynamic imaging the junctions between a tungsten diselenide Nature Commun. 5, 4688 (2014) Nature Photon. 8, 695–700 (2014) monolayer and the electric contacts, and Time-resolved measurements of ultrafast found that the specific detectivity (a figure events can be obtained by using two different of merit used to quantify the response of paths: either by recording a short burst of photodetectors to light illumination) and images at a high frame rate by using burst- the response speed of these devices strongly mode cameras or by producing a time- depend on the barrier height. They tuned the resolved movie from repetitive pump–probe energy of the metal–semiconductor contacts measurements, by varying the pump–probe by using two different metals and by testing the time delay. Either way, the time-resolved devices in vacuum and ambient conditions. imaging of events in the pico- and femtosecond Their results show that phototransistors having regimes has so far been prevented by the limit low Schottky barriers reach a detectivity on the maximum speed of the mechanical that is higher than that of commercial and electrical components of high-speed photodetectors, but have a very slow response. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Nature Materials Springer Journals

Artificial spin rotors

Nature Materials , Volume 13 (10) – Sep 22, 2014

Artificial spin rotors

Abstract

research highlights barrier — the Schottky barrier — formed at Flocking of lifeless matter All-optical dynamic imaging the junctions between a tungsten diselenide Nature Commun. 5, 4688 (2014) Nature Photon. 8, 695–700 (2014) monolayer and the electric contacts, and Time-resolved measurements of ultrafast found that the specific detectivity (a figure events can be obtained by using two different of merit used to quantify the response of paths: either by recording a...
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References (1)

Publisher
Springer Journals
Copyright
Copyright © 2014 by Nature Publishing Group, a division of Macmillan Publishers Limited. All Rights Reserved.
Subject
Materials Science; Materials Science, general; Optical and Electronic Materials; Biomaterials; Nanotechnology; Condensed Matter Physics
ISSN
1476-1122
eISSN
1476-4660
DOI
10.1038/nmat4100
Publisher site
See Article on Publisher Site

Abstract

research highlights barrier — the Schottky barrier — formed at Flocking of lifeless matter All-optical dynamic imaging the junctions between a tungsten diselenide Nature Commun. 5, 4688 (2014) Nature Photon. 8, 695–700 (2014) monolayer and the electric contacts, and Time-resolved measurements of ultrafast found that the specific detectivity (a figure events can be obtained by using two different of merit used to quantify the response of paths: either by recording a short burst of photodetectors to light illumination) and images at a high frame rate by using burst- the response speed of these devices strongly mode cameras or by producing a time- depend on the barrier height. They tuned the resolved movie from repetitive pump–probe energy of the metal–semiconductor contacts measurements, by varying the pump–probe by using two different metals and by testing the time delay. Either way, the time-resolved devices in vacuum and ambient conditions. imaging of events in the pico- and femtosecond Their results show that phototransistors having regimes has so far been prevented by the limit low Schottky barriers reach a detectivity on the maximum speed of the mechanical that is higher than that of commercial and electrical components of high-speed photodetectors, but have a very slow response.

Journal

Nature MaterialsSpringer Journals

Published: Sep 22, 2014

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