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Berlin 2018 – wissenschaftliches Programm

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KFM: Fachverband Kristalline Festkörper und deren Mikrostruktur

KFM 2: Ferroelectric Domain Walls I (joint session KFM/TT)

Montag, 12. März 2018, 09:30–12:45, EMH 225

Organizer: Sergey Artyukhin - Istituto Italiano di Tecnologia - Genova (Italy)

09:30 KFM 2.1 Hauptvortrag: Atomic-resolution imaging of electronic inversion layers at ferroelectric domain wallsJulia Mundy, •J. Schaab, Y. Kumagai, A. Cano, M. Stengel, I. Kung, D. Gottlob, H. Doganay, M. Holtz, R. Held, Z. Yan, E. Bourret, C. Schneider, D. Schlom, D. Muller, R. Ramesh, N. Spaldin, and D. Meier
10:00 KFM 2.2 Charged domain walls and point defect-DW interactions in hexagonal manganitesDidrik Rene Småbråten, Quitin Meier, Sandra Helen Skjaervoe, Thomas Tybell, Dennis Meier, and •Sverre Magnus Selbach
10:15 KFM 2.3 Local control of chemical structure in a functional oxide — •Donald M. Evans, Theodor S. Holstad, Aleksander B. Mosberg, Per-Erik Vullum, Didrik Småbråten, Sverre Selbach, Antonius T. J. Van Helvoort, and Dennis Meier
10:30 KFM 2.4 Anomalous domain wall motion in Cu-Cl boracite: negative permittivity in an improper ferroelectric? — •Charlotte Cochard, Joseph G.M. Guy, Michael P. Campbell, Roger W. Whatmore, Amit Kumar, Raymond G.P. McQuaid, and Marty Gregg
  10:45 15 min break
11:00 KFM 2.5 Interplay between point defects and domain wall mobility in improper ferroelectric YMnO3 — •Didrik René Småbråten, Dennis Meier, and Sverre Magnus Selbach
11:15 KFM 2.6 Domain Walls in Oxide Thin Films for Resistive SwitchingWilson Acevedo, •Mart Salverda, Diego Rubi, Saeedeh Farokhipoor, and Beatriz Noheda
11:30 KFM 2.7 Hauptvortrag: Understanding the dielectric enhancement from domain walls in conventional and relaxor ferroelectrics — •Andrew Rappe
12:00 KFM 2.8 In-situ 4D observation of ferroelectric domain wall dynamics using second-harmonic generation microscopy — •Lukas Wehmeier, Alexander Haußmann, and Lukas M. Eng
12:15 KFM 2.9 Electrical half-wave rectification at improper ferroelectric domain walls — •J. Schaab, S. H. Skjaervo, S. Krohns, X. Dai, M. Holtz, M. Lilienblum, D. A. Muller, M. Fiebig, S. M. Selbach, and D. Meier
12:30 KFM 2.10 Unexpected BiFeO3 71 degree domain wall vibration — •Peng Chen and Sergey Artyukhin
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