by Revelli, A., Sala, M. Moretti, Monaco, G., Becker, P. and Bohaty, L., Hermanns, M., Koethe, T. C., Froehlich, T. and Warzanowski, P., Lorenz, T., Streltsov, S. V., van Loosdrecht, P. H. M., Khomskii, D. I., van den Brink, J. and Grueninger, M.
Abstract:
Young’s archetypal double-slit experiment forms the basis for modern diffraction techniques: The elastic scattering of waves yields an interference pattern that captures the real-space structure. Here, we report on an inelastic incarnation of Young’s experiment and demonstrate that resonant inelastic x-ray scattering (RIXS) measures interference patterns, which reveal the symmetry and character of electronic excited states in the same way as elastic scattering does for the ground state. A prototypical example is provided by the quasi-molecular electronic structure of insulating Ba3CeIr2O9 with structural Ir dimers and strong spin-orbit coupling. The double “slits” in this resonant experiment are the highly localized core levels of the two Ir atoms within a dimer. The clear double-slit-type sinusoidal interference patterns that we observe allow us to characterize the electronic excitations, demonstrating the power of RIXS interferometry to unravel the electronic structure of solids containing, e.g., dimers, trimers, ladders, or other superstructures.
Reference:
Resonant inelastic x-ray incarnation of Young’s double-slit experiment (Revelli, A., Sala, M. Moretti, Monaco, G., Becker, P. and Bohaty, L., Hermanns, M., Koethe, T. C., Froehlich, T. and Warzanowski, P., Lorenz, T., Streltsov, S. V., van Loosdrecht, P. H. M., Khomskii, D. I., van den Brink, J. and Grueninger, M.), In SCIENCE ADVANCES, AMER ASSOC ADVANCEMENT SCIENCE, volume 5, 2019.
Bibtex Entry:
@article{ ISI:000457547900042, Author = {Revelli, A. and Sala, M. Moretti and Monaco, G. and Becker, P. and Bohaty, L. and Hermanns, M. and Koethe, T. C. and Froehlich, T. and Warzanowski, P. and Lorenz, T. and Streltsov, S. V. and van Loosdrecht, P. H. M. and Khomskii, D. I. and van den Brink, J. and Grueninger, M.}, Title = {{Resonant inelastic x-ray incarnation of Young's double-slit experiment}}, Journal = {{SCIENCE ADVANCES}}, Year = {{2019}}, Volume = {{5}}, Number = {{1}}, Month = {{JAN}}, Abstract = {{Young's archetypal double-slit experiment forms the basis for modern diffraction techniques: The elastic scattering of waves yields an interference pattern that captures the real-space structure. Here, we report on an inelastic incarnation of Young's experiment and demonstrate that resonant inelastic x-ray scattering (RIXS) measures interference patterns, which reveal the symmetry and character of electronic excited states in the same way as elastic scattering does for the ground state. A prototypical example is provided by the quasi-molecular electronic structure of insulating Ba3CeIr2O9 with structural Ir dimers and strong spin-orbit coupling. The double ``slits{''} in this resonant experiment are the highly localized core levels of the two Ir atoms within a dimer. The clear double-slit-type sinusoidal interference patterns that we observe allow us to characterize the electronic excitations, demonstrating the power of RIXS interferometry to unravel the electronic structure of solids containing, e.g., dimers, trimers, ladders, or other superstructures.}}, Publisher = {{AMER ASSOC ADVANCEMENT SCIENCE}}, Address = {{1200 NEW YORK AVE, NW, WASHINGTON, DC 20005 USA}}, Type = {{Article}}, Language = {{English}}, Affiliation = {{Gruninger, M (Corresponding Author), Univ Cologne, Phys Inst 2, Zulpicher Str 77, D-50937 Cologne, Germany. Revelli, A.; Koethe, T. C.; Froehlich, T.; Warzanowski, P.; Lorenz, T.; van Loosdrecht, P. H. M.; Khomskii, D. I.; Grueninger, M., Univ Cologne, Phys Inst 2, Zulpicher Str 77, D-50937 Cologne, Germany. Sala, M. Moretti, European Synchrotron Radiat Facil, BP 220, F-38043 Grenoble, France. Sala, M. Moretti, Politecn Milan, Dipartimento Fis, Piazza Leonardo da Vinci 32, I-20133 Milan, Italy. Monaco, G., Univ Trento, Dipartimento Fis, Via Sommar 14, I-38123 Povo, TN, Italy. Becker, P.; Bohaty, L., Inst Geol & Mineral, Abt Kristallog, Zulpicher Str 49b, D-50674 Cologne, Germany. Hermanns, M., Univ Cologne, Inst Theoret Phys, Zulpicher Str 77, D-50937 Cologne, Germany. Hermanns, M., Univ Gothenburg, Dept Phys, SE-41296 Gothenburg, Sweden. Hermanns, M., Stockholm Univ, AlbaNova Univ Ctr, Dept Phys, SE-10691 Stockholm, Sweden. Hermanns, M., KTH Royal Inst Technol, Nordita, Roslagstullsbacken 23, SE-10691 Stockholm, Sweden. Hermanns, M., Stockholm Univ, Roslagstullsbacken 23, SE-10691 Stockholm, Sweden. Streltsov, S. V., Russian Acad Sci, MN Mikheev Inst Met Phys, Ural Branch, Ekaterinburg 620137, Russia. Streltsov, S. V., Ural Fed Univ, Mira St 19, Ekaterinburg 620002, Russia. van den Brink, J., IFW Dresden, Inst Theoret Solid State Phys, Helmholtzstr 20, D-01069 Dresden, Germany.}}, DOI = {{10.1126/sciadv.aav4020}}, Article-Number = {{eaav4020}}, ISSN = {{2375-2548}}, Keywords-Plus = {{SCATTERING; PHYSICS}}, Research-Areas = {{Science & Technology - Other Topics}}, Web-of-Science-Categories = {{Multidisciplinary Sciences}}, Author-Email = {{grueninger@ph2.uni-koeln.de}}, ResearcherID-Numbers = {{van Loosdrecht, Paul H.M./AAF-8505-2020 Lorenz, Thomas/J-2955-2017 Hermanns, Maria/AAV-7120-2020 Hermanns, Maria/M-5112-2015 revelli, alberto/AAF-1997-2020 Lorenz, Thomas/AAC-3331-2020 van den Brink, Jeroen/Y-3931-2019 Streltsov, Sergey/A-6674-2012 Monaco, Giulio/AAW-4387-2020 Moretti, Marco/AAF-9255-2019 }}, ORCID-Numbers = {{van Loosdrecht, Paul H.M./0000-0002-3704-9890 Lorenz, Thomas/0000-0003-4832-5157 Hermanns, Maria/0000-0003-2258-1945 Hermanns, Maria/0000-0003-2258-1945 Lorenz, Thomas/0000-0003-4832-5157 Streltsov, Sergey/0000-0002-2823-1754 Monaco, Giulio/0000-0003-2497-6422 Moretti, Marco/0000-0002-9744-9976 Revelli, Alessandro/0000-0002-1284-4142}}, Funding-Acknowledgement = {{Deutsche Forschungsgemeinschaft (DFG; German Research Foundation)German Research Foundation (DFG) {[}277146847, 247310070-CRC 1238, CRC 1143]; Russian Science FoundationRussian Science Foundation (RSF) {[}17-12-01207]}}, Funding-Text = {{This project was funded by the Deutsche Forschungsgemeinschaft (DFG; German Research Foundation)-project numbers 277146847 and 247310070-CRC 1238 (projects A02, B01, B02, B03, and C02) and CRC 1143 (project A05), respectively. The work of S.V.S. was supported by the Russian Science Foundation through project 17-12-01207.}}, Number-of-Cited-References = {{35}}, Times-Cited = {{6}}, Usage-Count-Last-180-days = {{0}}, Usage-Count-Since-2013 = {{8}}, Journal-ISO = {{Sci. Adv.}}, Doc-Delivery-Number = {{HJ9VR}}, Unique-ID = {{ISI:000457547900042}}, OA = {{DOAJ Gold, Green Published}}, DA = {{2020-12-22}}, }
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