Home > Research > Publications & Outputs > Periodicity in Al/Ti superconducting single ele...

Research

Associated organisational unit

Links

Text available via DOI:

View graph of relations

Periodicity in Al/Ti superconducting single electron transistors

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Published

Standard

Periodicity in Al/Ti superconducting single electron transistors. / MacLeod, Sarah J.; Kafanov, Sergey; Pekola, Jukka P.
In: Applied Physics Letters, Vol. 95, No. 5, 052503, 10.2009.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

MacLeod, SJ, Kafanov, S & Pekola, JP 2009, 'Periodicity in Al/Ti superconducting single electron transistors', Applied Physics Letters, vol. 95, no. 5, 052503. https://doi.org/10.1063/1.3194777

APA

MacLeod, S. J., Kafanov, S., & Pekola, J. P. (2009). Periodicity in Al/Ti superconducting single electron transistors. Applied Physics Letters, 95(5), Article 052503. https://doi.org/10.1063/1.3194777

Vancouver

MacLeod SJ, Kafanov S, Pekola JP. Periodicity in Al/Ti superconducting single electron transistors. Applied Physics Letters. 2009 Oct;95(5):052503. Epub 2009 Aug 3. doi: 10.1063/1.3194777

Author

MacLeod, Sarah J. ; Kafanov, Sergey ; Pekola, Jukka P. / Periodicity in Al/Ti superconducting single electron transistors. In: Applied Physics Letters. 2009 ; Vol. 95, No. 5.

Bibtex

@article{2a1d33cf695a4f0693bfbbddf7f67605,
title = "Periodicity in Al/Ti superconducting single electron transistors",
abstract = "We present experiments on single Cooper-pair transistors made of two different superconducting materials. We chose Ti and Al to create an energy gap profile such that the island has a higher gap than the leads, thereby acting as a barrier to quasiparticle tunneling. Our transport measurements demonstrate that quasiparticle poisoning is suppressed in all our TiAlTi structures (higher gap for the island) with clear 2e periodicity observed, whereas full quasiparticle poisoning is observed in all AlTiAl devices (higher gap for the leads) with e periodicity.",
author = "MacLeod, {Sarah J.} and Sergey Kafanov and Pekola, {Jukka P.}",
year = "2009",
month = oct,
doi = "10.1063/1.3194777",
language = "English",
volume = "95",
journal = "Applied Physics Letters",
issn = "0003-6951",
publisher = "American Institute of Physics Inc.",
number = "5",

}

RIS

TY - JOUR

T1 - Periodicity in Al/Ti superconducting single electron transistors

AU - MacLeod, Sarah J.

AU - Kafanov, Sergey

AU - Pekola, Jukka P.

PY - 2009/10

Y1 - 2009/10

N2 - We present experiments on single Cooper-pair transistors made of two different superconducting materials. We chose Ti and Al to create an energy gap profile such that the island has a higher gap than the leads, thereby acting as a barrier to quasiparticle tunneling. Our transport measurements demonstrate that quasiparticle poisoning is suppressed in all our TiAlTi structures (higher gap for the island) with clear 2e periodicity observed, whereas full quasiparticle poisoning is observed in all AlTiAl devices (higher gap for the leads) with e periodicity.

AB - We present experiments on single Cooper-pair transistors made of two different superconducting materials. We chose Ti and Al to create an energy gap profile such that the island has a higher gap than the leads, thereby acting as a barrier to quasiparticle tunneling. Our transport measurements demonstrate that quasiparticle poisoning is suppressed in all our TiAlTi structures (higher gap for the island) with clear 2e periodicity observed, whereas full quasiparticle poisoning is observed in all AlTiAl devices (higher gap for the leads) with e periodicity.

U2 - 10.1063/1.3194777

DO - 10.1063/1.3194777

M3 - Journal article

AN - SCOPUS:68349148127

VL - 95

JO - Applied Physics Letters

JF - Applied Physics Letters

SN - 0003-6951

IS - 5

M1 - 052503

ER -