Literature DB >> 28949638

Nanosecond X-Ray Photon Correlation Spectroscopy on Magnetic Skyrmions.

M H Seaberg1, B Holladay2, J C T Lee3,4, M Sikorski1, A H Reid1, S A Montoya5,6, G L Dakovski1, J D Koralek1, G Coslovich1, S Moeller1, W F Schlotter1, R Streubel7, S D Kevan3,4, P Fischer7, E E Fullerton5,6, J L Turner1, F-J Decker1, S K Sinha2, S Roy4, J J Turner1.   

Abstract

We report an x-ray photon correlation spectroscopy method that exploits the recent development of the two-pulse mode at the Linac Coherent Light Source. By using coherent resonant x-ray magnetic scattering, we studied spontaneous fluctuations on nanosecond time scales in thin films of multilayered Fe/Gd that exhibit ordered stripe and Skyrmion lattice phases. The correlation time of the fluctuations was found to differ between the Skyrmion phase and near the stripe-Skyrmion boundary. This technique will enable a significant new area of research on the study of equilibrium fluctuations in condensed matter.

Entities:  

Year:  2017        PMID: 28949638     DOI: 10.1103/PhysRevLett.119.067403

Source DB:  PubMed          Journal:  Phys Rev Lett        ISSN: 0031-9007            Impact factor:   9.161


  4 in total

1.  Towards ultrafast dynamics with split-pulse X-ray photon correlation spectroscopy at free electron laser sources.

Authors:  W Roseker; S O Hruszkewycz; F Lehmkühler; M Walther; H Schulte-Schrepping; S Lee; T Osaka; L Strüder; R Hartmann; M Sikorski; S Song; A Robert; P H Fuoss; M Sutton; G B Stephenson; G Grübel
Journal:  Nat Commun       Date:  2018-04-27       Impact factor: 14.919

2.  Absolute contrast estimation for soft X-ray photon fluctuation spectroscopy using a variational droplet model.

Authors:  N G Burdet; V Esposito; M H Seaberg; C H Yoon; J J Turner
Journal:  Sci Rep       Date:  2021-09-30       Impact factor: 4.996

3.  Tunable x-ray free electron laser multi-pulses with nanosecond separation.

Authors:  Franz-Josef Decker; Karl L Bane; William Colocho; Sasha Gilevich; Agostino Marinelli; John C Sheppard; James L Turner; Joshua J Turner; Sharon L Vetter; Aliaksei Halavanau; Claudio Pellegrini; Alberto A Lutman
Journal:  Sci Rep       Date:  2022-02-28       Impact factor: 4.996

4.  Real-time interfacial electron dynamics revealed through temporal correlations in x-ray photoelectron spectroscopy.

Authors:  Felix Brausse; Mario Borgwardt; Johannes Mahl; Matthew Fraund; Friedrich Roth; Monika Blum; Wolfgang Eberhardt; Oliver Gessner
Journal:  Struct Dyn       Date:  2021-07-08       Impact factor: 2.920

  4 in total

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