DNA origami based superconducting nanowires

Lior Shani, Philip Tinnefeld, Yafit Fleger, Amos Sharoni, Boris Ya Shapiro, Avner Shaulov, Oleg Gang, Yosef Yeshurun

Research output: Contribution to journalArticlepeer-review

11 Scopus citations

Abstract

Utilizing self-assembled DNA structures in the development of nanoelectronic circuits requires transforming the DNA strands into highly conducting wires. Toward this end, we investigate the use of DNA self-assembled nanowires as templates for the deposition of a superconducting material. Nanowires formed by the deposition of superconducting NbN exhibit thermally activated and quantum phase slips as well as exceptionally large negative magnetoresistance. The latter effect can be utilized to suppress a significant part of the low temperature resistance caused by the quantum phase slips.

Original languageEnglish
Article number015130
JournalAIP Advances
Volume11
Issue number1
DOIs
StatePublished - 1 Jan 2021

Bibliographical note

Publisher Copyright:
© 2021 Author(s).

Funding

The idea for this experiment was first conceived during discussions with Omri Sharon. We thank Naor Vardi for growing the NbN layer and Maria Tckachev for growing the SiN layer. Y.Y. acknowledges financial support from the Israeli Ministry of Science and Technology. L.S. acknowledges the support of Bathsheba de Rothschild Fund and the Monique and Mordecai Katz Foundation. P.T. is grateful for support by the DFG excellence cluster e-conversion.

FundersFunder number
Bathsheba de Rothschild Fund
Monique and Mordecai Katz Foundation
Deutsche Forschungsgemeinschaft
Ministry of science and technology, Israel

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