Yongtao Liu R&D Staff Contact . . | LIUY3@ORNL.GOV All Publications Secondary Ion Mass Spectrometry (SIMS) for chemical characterization of metal halide perovskites Tuning spin-orbit coupling towards enhancing photocurrent in hybrid organic-inorganic perovskites by using mixed organic cations StrainâChemical Gradient and Polarization in Metal Halide Perovskites Twin domains modulate light-matter interactions in metal halide perovskites TwoâPhoton UpâConversion Photoluminescence Realized through Spatially Extended Gap States in Quasiâ2D Perovskite Films LightâFerroic Interaction in Hybrid OrganicâInorganic Perovskites Ferroic twin domains in metal halide perovskites Reply to: On the ferroelectricity of CH3NH3PbI3 perovskites Quantitative Electromechanical Atomic Force Microscopy Chemical nature of ferroelastic twin domains in CH3NH3PbI3 perovskite Time resolved surface photovoltage measurements using a big data capture approach to KPFM... Dynamic behavior of CH3NH3PbI3 perovskite twin domains Chemical nature of ferroelastic twin domains in CH3NH3PbI3 perovskite Pagination First page « First Previous page âčâ¶Äč Page 1 Page 2 Current page 3 Key Links Curriculum Vitae Organizations User Facilities Center for Nanophase Materials Sciences Theory and Computation Section Data NanoAnalytics Group