Evidence map›Paper›PMID 31142758›Full record

ArticleNature communications2019

A single layer spin-orbit torque nano-oscillator.

Mohammad Haidar, Ahmad A Awad, Mykola Dvornik, Roman Khymyn, Afshin Houshang, Johan Åkerman

Abstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

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  13. From Quantum Materials to Microsystems.Materials (Basel, Switzerland) · 2022
    Article
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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.

Mohammad HaidarPhysics Department, University of Gothenburg, 412 96, Gothenburg, Sweden.
Ahmad A AwadPhysics Department, University of Gothenburg, 412 96, Gothenburg, Sweden.ORCID http://orcid.org/0000-0002-5908-3619
Mykola DvornikPhysics Department, University of Gothenburg, 412 96, Gothenburg, Sweden.
Roman KhymynPhysics Department, University of Gothenburg, 412 96, Gothenburg, Sweden.
Afshin HoushangPhysics Department, University of Gothenburg, 412 96, Gothenburg, Sweden.
Johan ÅkermanPhysics Department, University of Gothenburg, 412 96, Gothenburg, Sweden. johan.akerman@physics.gu.se.ORCID http://orcid.org/0000-0002-3513-6608

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Spin torque and spin Hall effect nano-oscillators generate high intensity spin wave auto-oscillations on the nanoscale enabling novel microwave applications in spintronics, magnonics, and neuromorphic computing. For their operation, these devices require externally generated spin currents either from an additional ferromagnetic layer or a material with a high spin Hall angle. Here we demonstrate highly coherent field and current tunable microwave signals from nano-constrictions in single 15-20 nm thick permalloy layers with oxide interfaces. Using a combination of spin torque ferromagnetic resonance measurements, scanning micro-Brillouin light scattering microscopy, and micromagnetic simulations, we identify the auto-oscillations as emanating from a localized edge mode of the nano-constriction driven by spin-orbit torques. Our results pave the way for greatly simplified designs of auto-oscillating nano-magnetic systems only requiring single ferromagnetic layers with oxide interfaces.

Identifiers

PMID31142758
PMCPMC6541614

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Registered trials

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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.