Experimental Realization of Atomic-Scale Magnonic Crystals

Research output: Contribution to journalArticleScientificpeer-review

Standard

Experimental Realization of Atomic-Scale Magnonic Crystals. / Qin, H. J.; Tsurkan, S.; Ernst, A.; Zakeri, Kh.

In: Physical Review Letters, Vol. 123, No. 25, 257202, 18.12.2019.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

APA

Vancouver

Author

Qin, H. J. ; Tsurkan, S. ; Ernst, A. ; Zakeri, Kh. / Experimental Realization of Atomic-Scale Magnonic Crystals. In: Physical Review Letters. 2019 ; Vol. 123, No. 25.

Bibtex - Download

@article{604cbacbe6bf43adb1d6273b77648656,
title = "Experimental Realization of Atomic-Scale Magnonic Crystals",
abstract = "We introduce a new approach of materials design for terahertz magnonics making use of quantum confinement of terahertz magnons in layered ferromagnets. We show that in atomically designed multilayers composed of alternating atomic layers of ferromagnetic metals one can efficiently excite different magnon modes associated with the quantum confinement in the third dimension, i.e., the direction perpendicular to the layers. We demonstrate experimentally that the magnonic band structure of these systems can be tuned by changing the material combination and the number of atomic layers. We realize the idea of opening band gaps, with a size of up to several tens of millielectronvolts, between different terahertz magnon bands and thereby report on the first step toward the realization of atomic-scale magnonic crystals.",
author = "Qin, {H. J.} and S. Tsurkan and A. Ernst and Kh Zakeri",
year = "2019",
month = "12",
day = "18",
doi = "10.1103/PhysRevLett.123.257202",
language = "English",
volume = "123",
journal = "Physical Review Letters",
issn = "0031-9007",
publisher = "American Physical Society",
number = "25",

}

RIS - Download

TY - JOUR

T1 - Experimental Realization of Atomic-Scale Magnonic Crystals

AU - Qin, H. J.

AU - Tsurkan, S.

AU - Ernst, A.

AU - Zakeri, Kh

PY - 2019/12/18

Y1 - 2019/12/18

N2 - We introduce a new approach of materials design for terahertz magnonics making use of quantum confinement of terahertz magnons in layered ferromagnets. We show that in atomically designed multilayers composed of alternating atomic layers of ferromagnetic metals one can efficiently excite different magnon modes associated with the quantum confinement in the third dimension, i.e., the direction perpendicular to the layers. We demonstrate experimentally that the magnonic band structure of these systems can be tuned by changing the material combination and the number of atomic layers. We realize the idea of opening band gaps, with a size of up to several tens of millielectronvolts, between different terahertz magnon bands and thereby report on the first step toward the realization of atomic-scale magnonic crystals.

AB - We introduce a new approach of materials design for terahertz magnonics making use of quantum confinement of terahertz magnons in layered ferromagnets. We show that in atomically designed multilayers composed of alternating atomic layers of ferromagnetic metals one can efficiently excite different magnon modes associated with the quantum confinement in the third dimension, i.e., the direction perpendicular to the layers. We demonstrate experimentally that the magnonic band structure of these systems can be tuned by changing the material combination and the number of atomic layers. We realize the idea of opening band gaps, with a size of up to several tens of millielectronvolts, between different terahertz magnon bands and thereby report on the first step toward the realization of atomic-scale magnonic crystals.

UR - http://www.scopus.com/inward/record.url?scp=85077278462&partnerID=8YFLogxK

U2 - 10.1103/PhysRevLett.123.257202

DO - 10.1103/PhysRevLett.123.257202

M3 - Article

VL - 123

JO - Physical Review Letters

JF - Physical Review Letters

SN - 0031-9007

IS - 25

M1 - 257202

ER -

ID: 40329379