Emission Wavelength Tuning via Competing Lattice Expansion and Octahedral Tilting for Efficient Red Perovskite Light-Emitting Diodes Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
view more2023227 · The perovskite structure has the general formula ABX3 and is made up of a network of corner-sharing BX6 regular octa-hedra. Each set of eight connected octahedra encloses a cuboctahedron occupied by an A site.
view more202263 · Oxygen Activity Tuning via FeO6 Octahedral Tilting in Perovskite Ferrites for Chemical Looping Dry Reforming of Methane ACS Catalysis ( IF 12.9 ) Pub Date : 2022-06-03 , DOI: 10.1021/acscatal.2c00920 Xue Xia 1, 2 , Wenxi Chang 1, 2 , Shuwen Cheng 3 , Chuande Huang 1 , Yue Hu 1, 4 , Weibin Xu 1, 4 , Li Zhang 1 , Bo Jiang 5 , Zhehao Sun 6 …
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view more20231229 · Collective octahedral tilting in ultrathin Ruddlesden-Popperperovskite under terahertz lightKun Liu, Jian Zhou* Center for Alloy Innovation and Design, State Key Laboratory for Mechanical Behavior of Materials, Xi'an Jiaotong University, Xi'an 710049, China Abstract Perovskites have been applied in a wide range of fields such as solar cells …
view more201784 · Figure 2: Perovskite lattice diagrams – undistorted cubic (center panel), with lattice contraction (left panel) and with octahedral tilting (right panel)26. Below each lattice is a schematic energy level diagram, showing how each kind of distortion affects the valence and conduction bands27,28. - "Band Gap Tuning via Lattice Contraction and Octahedral …
view moreSeveral studies indicate the existence of dynamic disorder generated by anharmonic motion of octahedral units, e.g. in halide perovskite structures. To simplify structural analysis of such systems we derive a set of space groups for simple perovskites ABX3 with dynamical octahedral tilting.
view more200591 · This paper describes how octahedral tilting affects the relative energies of proton binding sites, transition states, and conduction pathways in cubic and pseudo-cubic perovskites.
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