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Noninvasive Spatial Metrology of Single-Atom Devices

Overview of attention for article published in Nano Letters, April 2013
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About this Attention Score

  • In the top 25% of all research outputs scored by Altmetric
  • High Attention Score compared to outputs of the same age (80th percentile)
  • Average Attention Score compared to outputs of the same age and source

Mentioned by

news
1 news outlet

Citations

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30 Dimensions

Readers on

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71 Mendeley
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Title
Noninvasive Spatial Metrology of Single-Atom Devices
Published in
Nano Letters, April 2013
DOI 10.1021/nl303863s
Pubmed ID
Authors

Fahd A. Mohiyaddin, Rajib Rahman, Rachpon Kalra, Gerhard Klimeck, Lloyd C. L. Hollenberg, Jarryd J. Pla, Andrew S. Dzurak, Andrea Morello

Abstract

The exact location of a single dopant atom in a nanostructure can influence or fully determine the functionality of highly scaled transistors or spin-based devices. We demonstrate here a noninvasive spatial metrology technique, based on the microscopic modeling of three electrical measurements on a single-atom (phosphorus in silicon) spin qubit device: hyperfine coupling, ground state energy, and capacitive coupling to nearby gates. This technique allows us to locate the qubit atom with a precision of ±2.5 nm in two directions and ±15 nm in the third direction, which represents a 1500-fold improvement with respect to the prefabrication statistics obtainable from the ion implantation parameters.

Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 71 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United States 3 4%
United Kingdom 1 1%
Poland 1 1%
Unknown 66 93%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 27 38%
Researcher 12 17%
Student > Master 8 11%
Student > Doctoral Student 5 7%
Student > Bachelor 4 6%
Other 9 13%
Unknown 6 8%
Readers by discipline Count As %
Physics and Astronomy 42 59%
Engineering 10 14%
Materials Science 7 10%
Computer Science 1 1%
Chemistry 1 1%
Other 3 4%
Unknown 7 10%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 7. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 08 May 2013.
All research outputs
#4,155,390
of 22,711,645 outputs
Outputs from Nano Letters
#3,502
of 12,336 outputs
Outputs of similar age
#35,661
of 197,462 outputs
Outputs of similar age from Nano Letters
#86
of 167 outputs
Altmetric has tracked 22,711,645 research outputs across all sources so far. Compared to these this one has done well and is in the 80th percentile: it's in the top 25% of all research outputs ever tracked by Altmetric.
So far Altmetric has tracked 12,336 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 10.9. This one has gotten more attention than average, scoring higher than 69% of its peers.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 197,462 tracked outputs that were published within six weeks on either side of this one in any source. This one has done well, scoring higher than 80% of its contemporaries.
We're also able to compare this research output to 167 others from the same source and published within six weeks on either side of this one. This one is in the 44th percentile – i.e., 44% of its contemporaries scored the same or lower than it.