by Kuo, Cheng-Tai, Lin, Shih-Chieh, Ghiringhelli, Giacomo, Peng, Yingying, De Luca, Gabriella Maria, Di Castro, Daniele, Betto, Davide, Gehlmann, Mathias, Wijnands, Tom, Huijben, Mark and Meyer-Ilse, Julia, Gullikson, Eric, Kortright, Jeffrey B. and Vailionis, Arturas, Gauquelin, Nicolas, Verbeeck, Johan and Gerber, Timm, Balestrino, Giuseppe, Brookes, Nicholas B. and Braicovich, Lucio and Fadley, Charles S.
Abstract:
We demonstrate that combining standing wave (SW) excitation with resonant inelastic x-ray scattering (RIXS) can lead to depth resolution and interface sensitivity for studying orbital and magnetic excitations in correlated oxide heterostructures. SW-RIXS has been applied to multilayer heterostructures consisting of a superconductor La1.85Sr0.15CuO4 (LSCO) and a half-metallic ferromagnet La0.67Sr0.33MnO3 (LSMO). Easily observable SW effects on the RIXS excitations were found in these LSCO/LSMO multilayers. In addition, we observe different depth distribution of the RIXS excitations. The magnetic excitations are found to arise from the LSCO/LSMO interfaces, and there is also a suggestion that one of the dd excitations comes from the interfaces. SW-RIXS measurements of correlated-oxide and other multilayer heterostructures should provide unique layer-resolved insights concerning their orbital and magnetic excitations, as well as a challenge for RIXS theory to specifically deal with interface effects.
Reference:
Depth-resolved resonant inelastic x-ray scattering at a superconductor/half-metallic-ferromagnet interface through standing wave excitation (Kuo, Cheng-Tai, Lin, Shih-Chieh, Ghiringhelli, Giacomo, Peng, Yingying, De Luca, Gabriella Maria, Di Castro, Daniele, Betto, Davide, Gehlmann, Mathias, Wijnands, Tom, Huijben, Mark and Meyer-Ilse, Julia, Gullikson, Eric, Kortright, Jeffrey B. and Vailionis, Arturas, Gauquelin, Nicolas, Verbeeck, Johan and Gerber, Timm, Balestrino, Giuseppe, Brookes, Nicholas B. and Braicovich, Lucio and Fadley, Charles S.), In PHYSICAL REVIEW B, AMER PHYSICAL SOC, volume 98, 2018.
Bibtex Entry:
@article{ ISI:000454160800004,
Author = {Kuo, Cheng-Tai and Lin, Shih-Chieh and Ghiringhelli, Giacomo and Peng,
   Yingying and De Luca, Gabriella Maria and Di Castro, Daniele and Betto,
   Davide and Gehlmann, Mathias and Wijnands, Tom and Huijben, Mark and
   Meyer-Ilse, Julia and Gullikson, Eric and Kortright, Jeffrey B. and
   Vailionis, Arturas and Gauquelin, Nicolas and Verbeeck, Johan and
   Gerber, Timm and Balestrino, Giuseppe and Brookes, Nicholas B. and
   Braicovich, Lucio and Fadley, Charles S.},
Title = {{Depth-resolved resonant inelastic x-ray scattering at a
   superconductor/half-metallic-ferromagnet interface through standing wave
   excitation}},
Journal = {{PHYSICAL REVIEW B}},
Year = {{2018}},
Volume = {{98}},
Number = {{23}},
Month = {{DEC 21}},
Abstract = {{We demonstrate that combining standing wave (SW) excitation with
   resonant inelastic x-ray scattering (RIXS) can lead to depth resolution
   and interface sensitivity for studying orbital and magnetic excitations
   in correlated oxide heterostructures. SW-RIXS has been applied to
   multilayer heterostructures consisting of a superconductor
   La1.85Sr0.15CuO4 (LSCO) and a half-metallic ferromagnet La0.67Sr0.33MnO3
   (LSMO). Easily observable SW effects on the RIXS excitations were found
   in these LSCO/LSMO multilayers. In addition, we observe different depth
   distribution of the RIXS excitations. The magnetic excitations are found
   to arise from the LSCO/LSMO interfaces, and there is also a suggestion
   that one of the dd excitations comes from the interfaces. SW-RIXS
   measurements of correlated-oxide and other multilayer heterostructures
   should provide unique layer-resolved insights concerning their orbital
   and magnetic excitations, as well as a challenge for RIXS theory to
   specifically deal with interface effects.}},
Publisher = {{AMER PHYSICAL SOC}},
Address = {{ONE PHYSICS ELLIPSE, COLLEGE PK, MD 20740-3844 USA}},
Type = {{Article}},
Language = {{English}},
Affiliation = {{Kuo, CT; Fadley, CS (Corresponding Author), Univ Calif Davis, Dept Phys, Davis, CA 95616 USA.
   Kuo, CT; Fadley, CS (Corresponding Author), Lawrence Berkeley Natl Lab, Mat Sci Div, Berkeley, CA 94720 USA.
   Kuo, Cheng-Tai; Lin, Shih-Chieh; Gehlmann, Mathias; Gerber, Timm; Fadley, Charles S., Univ Calif Davis, Dept Phys, Davis, CA 95616 USA.
   Kuo, Cheng-Tai; Lin, Shih-Chieh; Gehlmann, Mathias; Meyer-Ilse, Julia; Gullikson, Eric; Kortright, Jeffrey B.; Gerber, Timm; Fadley, Charles S., Lawrence Berkeley Natl Lab, Mat Sci Div, Berkeley, CA 94720 USA.
   Ghiringhelli, Giacomo; Peng, Yingying; Braicovich, Lucio, CNR SPIN, Piazza Leonardo da Vinci 32, I-120133 Milan, Italy.
   Ghiringhelli, Giacomo; Peng, Yingying; Braicovich, Lucio, Dipartimento Fis Politecn Milano, Piazza Leonardo da Vinci 32, I-120133 Milan, Italy.
   De Luca, Gabriella Maria, Univ Napoli Federico II, Dipartimento Fis E Pancini, Complesso Univ Monte St Angelo,Via Cinthia, I-80126 Naples, Italy.
   De Luca, Gabriella Maria, CNR SPIN, Complesso Univ Monte St Angelo,Via Cinthia, I-80126 Naples, Italy.
   Di Castro, Daniele; Balestrino, Giuseppe, Univ Roma Tor Vergara, CNR SPIN, Via Politecn 1, I-00133 Rome, Italy.
   Di Castro, Daniele; Balestrino, Giuseppe, Univ Roma Tor Vergara, Dipartimento Ingn Civile & Ingn Informat, Via Politecn 1, I-00133 Rome, Italy.
   Betto, Davide; Brookes, Nicholas B., European Synchrotron Radiat Facil, 71 Ave Martyrs,CS40220, F-38043 Grenoble 9, France.
   Wijnands, Tom; Huijben, Mark; Gauquelin, Nicolas, Univ Twente, Fac Sci & Technol, NL-7500 AE Enschede, Netherlands.
   Wijnands, Tom; Huijben, Mark; Gauquelin, Nicolas, Univ Twente, MESA Inst Nanotechnol, NL-7500 AE Enschede, Netherlands.
   Vailionis, Arturas, Stanford Univ, Stanford Nano Shared Facil, Stanford, CA 94305 USA.
   Gauquelin, Nicolas; Verbeeck, Johan, Univ Antwerp, Electron Microscopy Mat Sci EMAT, Groenenborgerlaan 171, B-2020 Antwerp, Belgium.
   Gerber, Timm, Res Ctr Julich, Peter Grunberg Inst PGI 6, D-52425 Julich, Germany.
   Peng, Yingying, Univ Illinois, Dept Phys, 1110 W Green St, Urbana, IL 61801 USA.
   Peng, Yingying, Univ Illinois, Seitz Mat Res Lab, Urbana, IL 61801 USA.}},
DOI = {{10.1103/PhysRevB.98.235146}},
Article-Number = {{235146}},
ISSN = {{2469-9950}},
EISSN = {{2469-9969}},
Keywords-Plus = {{RESOLUTION}},
Research-Areas = {{Materials Science; Physics}},
Web-of-Science-Categories  = {{Materials Science, Multidisciplinary; Physics, Applied; Physics,
   Condensed Matter}},
Author-Email = {{chengtaikuo@lbl.gov
   fadley@lbl.gov}},
ResearcherID-Numbers = {{Gauquelin, Nicolas/ABB-4483-2020
   Ghiringhelli, Giacomo/D-1159-2014
   Brookes, Nicholas B/C-6718-2019
   }},
ORCID-Numbers = {{Ghiringhelli, Giacomo/0000-0003-0867-7748
   Brookes, Nicholas B/0000-0002-1342-9530
   Kuo, Cheng-Tai/0000-0001-7721-6481
   Braicovich, Lucio/0000-0001-6548-9140}},
Funding-Acknowledgement = {{US Department of EnergyUnited States Department of Energy (DOE)
   {[}DE-AC02-05CH11231]; US DOE through the University of California Davis
   {[}DE-SC0014697]; Office of Science, Office of Basic Energy Sciences
   (BSE), Materials Sciences and Engineering (MSE) Division, of the US
   Department of Energy {[}DE-AC02-05CH11231]; Laboratory Directed Research
   and Development Program of Lawrence Berkeley National Laboratory; US DOE
   BES MSE grant at the University of California Davis from the X-Ray
   Scattering Program {[}DE-SC0014697]; APTCOM Project, ``Laboratoire
   d'Excellence Physics Atom Light Matter{''} (LabEx PALM); Julich Research
   Center, Peter Grunberg Institute {[}PGI-6]; GOA project ``Solarpaint{''}
   of the University of Antwerp; Hercules Fund from the Flemish Government;
   ERC-P-ReXS Project of the Fondazione CARIPLO {[}2016-0790]; Regione
   Lombardia, ItalyRegione Lombardia}},
Funding-Text = {{This work was supported by the US Department of Energy under Contract
   No. DE-AC02-05CH11231 (Advanced Light Source), and by US DOE Contract
   No. DE-SC0014697 through the University of California Davis (C.-T.K.,
   S.C.L., and C.S.F.). C.S.F. has also been supported by the Director,
   Office of Science, Office of Basic Energy Sciences (BSE), Materials
   Sciences and Engineering (MSE) Division, of the US Department of Energy
   under Contract No. DE-AC02-05CH11231, through the Laboratory Directed
   Research and Development Program of Lawrence Berkeley National
   Laboratory, through a US DOE BES MSE grant at the University of
   California Davis from the X-Ray Scattering Program under Contract No.
   DE-SC0014697, through the APTCOM Project, ``Laboratoire d'Excellence
   Physics Atom Light Matter{''} (LabEx PALM) overseen by the French
   National Research Agency (ANR) as part of the ``Investissements
   d'Avenir{''} program, and from the Julich Research Center, Peter
   Grunberg Institute, PGI-6. J.V. and N.G. acknowledge funding through the
   GOA project ``Solarpaint{''} of the University of Antwerp. The
   microscope used in this work was partly funded by the Hercules Fund from
   the Flemish Government. The RIXS experiment was made at the beam line
   ID32 of the ESRF using the ERIXS spectrometer. G.G. and Y.Y.P. were
   supported by the ERC-P-ReXS Project No. 2016-0790 of the Fondazione
   CARIPLO and Regione Lombardia, Italy.}},
Number-of-Cited-References = {{32}},
Times-Cited = {{1}},
Usage-Count-Last-180-days = {{1}},
Usage-Count-Since-2013 = {{17}},
Journal-ISO = {{Phys. Rev. B}},
Doc-Delivery-Number = {{HF3UU}},
Unique-ID = {{ISI:000454160800004}},
OA = {{Bronze, Green Published}},
DA = {{2020-12-22}},
}

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