Nanoscale Insights into Photovoltaic Hysteresis in Triple-Cation Mixed-Halide Perovskite: Resolving the Role of Polarization and Ionic Migration.
Sign Up to like & getrecommendations! Published in 2019 at "Advanced materials"
DOI: 10.1002/adma.201902870
Abstract: Triple-cation mixed-halide perovskites of composition Csx (FAy MA1- y )1 -x Pb(Iz Br1 -z )3 (CsFAMA) have been reported to possess excellent photovoltaic efficiency with minimal hysteresis; in this work, nanoscale insight is shed into… read more here.
Keywords: microscopy; hysteresis; polarization; ionic migration ... See more keywords
Highly Tunable Lateral Homojunction Formed in Two-Dimensional Layered CuInP2S6 via In-Plane Ionic Migration.
Sign Up to like & getrecommendations! Published in 2023 at "ACS nano"
DOI: 10.1021/acsnano.2c09280
Abstract: As basic building blocks for next-generation information technologies devices, high-quality p-n junctions based on van der Waals (vdW) materials have attracted widespread interest. Compared to traditional two-dimensional (2D) heterojunction diodes, the emerging homojunctions are more… read more here.
Keywords: electric field; two dimensional; ionic migration; migration ... See more keywords
Intrinsic stability enhancement and ionic migration reduction by fluorinated cations incorporated in hybrid lead halide perovskites
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DOI: 10.1039/c8tc06308g
Abstract: Improving the stability of the hybrid perovskite solar cell is believed to be the main step toward large scale commercialization of this technology. Low controlled concentrations of fluorinated methylammonium cations added to the absorber could… read more here.
Keywords: reduction; stability enhancement; ionic migration; migration ... See more keywords
An optical perspective on the thermal-activated ionic migration state and ionic jumping distance in glass
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Chemistry C"
DOI: 10.1039/c9tc02985k
Abstract: The research unravels the upconversion luminescence behaviours of Er3+ in the dynamic ionic migration state with a jumping distance of 1.8 Å in Na+-conducting silicate glass. read more here.
Keywords: jumping distance; migration state; ionic migration;