Evidence map›Paper›PMID 35132085›Full record

ArticleNature communications2022

Single skyrmion true random number generator using local dynamics and interaction between skyrmions.

Kang Wang, Yiou Zhang, Vineetha Bheemarasetty, Shiyu Zhou, See-Chen Ying, Gang Xiao

Abstract read
In one paragraph

Article in Nature communications, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed.

  1. A ScNature materials · 2026
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Kang Wang *Department of Physics, Brown University, Providence, RI, 02912, USA. kang_wang@brown.edu.ORCID http://orcid.org/0000-0002-9473-4878
Yiou Zhang *Department of Physics, Brown University, Providence, RI, 02912, USA.
Vineetha BheemarasettyDepartment of Physics, Brown University, Providence, RI, 02912, USA.
Shiyu ZhouDepartment of Physics, Brown University, Providence, RI, 02912, USA.ORCID http://orcid.org/0000-0001-7937-4379
See-Chen YingDepartment of Physics, Brown University, Providence, RI, 02912, USA.
Gang XiaoDepartment of Physics, Brown University, Providence, RI, 02912, USA. gang_xiao@brown.edu.ORCID http://orcid.org/0000-0002-3440-3946

Funding

National Science Foundation (NSF) OMA-1936221
6 · The paper itself

Abstract

Magnetic skyrmions are of great interest to both fundamental research and applications in post-von-Neumann computing devices. The successful implementation of skyrmionic devices requires functionalities of skyrmions with effective controls. Here we show that the local dynamics of skyrmions, in contrast to the global dynamics of a skyrmion as a whole, can be introduced to provide effective functionalities for versatile computing. A single skyrmion interacting with local pinning centres under thermal effects can fluctuate in time and switch between a small-skyrmion and a large-skyrmion state, thereby serving as a robust true random number generator for probabilistic computing. Moreover, neighbouring skyrmions exhibit an anti-correlated coupling in their fluctuation dynamics. Both the switching probability and the dynamic coupling strength can be tuned by modifying the applied magnetic field and spin current. Our results could lead to progress in developing magnetic skyrmionic devices with high tunability and efficient controls.

Identifiers

PMID35132085
PMCPMC8821635

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.