Charge pumping through a single donor atom

Presented in this paper is a proof-of-concept for a new approach to single electron pumping based on a single atom transistor. By charge pumping electrons through an isolated dopant atom in silicon, precise currents of up to 160 pA at 1 GHz are generated, even if operating at 4.2 K, with no magnetic...

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Main Authors: G C Tettamanzi, R Wacquez, S Rogge
Format: Article
Language:English
Published: IOP Publishing 2014-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/16/6/063036
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author G C Tettamanzi
R Wacquez
S Rogge
author_facet G C Tettamanzi
R Wacquez
S Rogge
author_sort G C Tettamanzi
collection DOAJ
description Presented in this paper is a proof-of-concept for a new approach to single electron pumping based on a single atom transistor. By charge pumping electrons through an isolated dopant atom in silicon, precise currents of up to 160 pA at 1 GHz are generated, even if operating at 4.2 K, with no magnetic field applied, and only when one barrier is addressed by sinusoidal voltage cycles.
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spelling doaj.art-60df1479f3894c148d09d70809879b4f2023-08-08T11:27:36ZengIOP PublishingNew Journal of Physics1367-26302014-01-0116606303610.1088/1367-2630/16/6/063036Charge pumping through a single donor atomG C Tettamanzi0R Wacquez1S Rogge2School of Physics and Australian Centre of Excellence for Quantum Computation and Communication Technology , UNSW, Sydney, AustraliaCEA, LETI, MINATEC Campus , 17 rue des Martyrs, F-38054 Grenoble, FranceSchool of Physics and Australian Centre of Excellence for Quantum Computation and Communication Technology , UNSW, Sydney, AustraliaPresented in this paper is a proof-of-concept for a new approach to single electron pumping based on a single atom transistor. By charge pumping electrons through an isolated dopant atom in silicon, precise currents of up to 160 pA at 1 GHz are generated, even if operating at 4.2 K, with no magnetic field applied, and only when one barrier is addressed by sinusoidal voltage cycles.https://doi.org/10.1088/1367-2630/16/6/063036MOSFETssingle atom transistorscharge pumpingelectron sourceselectronsfield effect transistors
spellingShingle G C Tettamanzi
R Wacquez
S Rogge
Charge pumping through a single donor atom
New Journal of Physics
MOSFETs
single atom transistors
charge pumping
electron sources
electrons
field effect transistors
title Charge pumping through a single donor atom
title_full Charge pumping through a single donor atom
title_fullStr Charge pumping through a single donor atom
title_full_unstemmed Charge pumping through a single donor atom
title_short Charge pumping through a single donor atom
title_sort charge pumping through a single donor atom
topic MOSFETs
single atom transistors
charge pumping
electron sources
electrons
field effect transistors
url https://doi.org/10.1088/1367-2630/16/6/063036
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AT rwacquez chargepumpingthroughasingledonoratom
AT srogge chargepumpingthroughasingledonoratom