Design of above-room-temperature ferroelectric two-dimensional layered halide perovskites
Oxide ferroelectric materials based on the ABO3 structure possess net electric polarization
at zero applied fields that give rise to new photovoltaic concepts. One of the peculiar …
at zero applied fields that give rise to new photovoltaic concepts. One of the peculiar …
Defects in halide perovskite semiconductors: impact on photo-physics and solar cell performance
Imperfections such as heterogeneity at different length scales, static versus dynamic
disorders, defects in the bulk, surface imperfections, grain boundaries, and interface …
disorders, defects in the bulk, surface imperfections, grain boundaries, and interface …
The first 2D hybrid perovskite ferroelectric showing broadband white‐light emission with high color rendering index
C Ji, S Wang, L Li, Z Sun, M Hong… - Advanced Functional …, 2019 - Wiley Online Library
Luminescent ferroelectrics have attracted considerable attention in terms of integrated
photoelectronic devices, most of which are focused on the multicomponent systems of rare …
photoelectronic devices, most of which are focused on the multicomponent systems of rare …
Long‐lasting nanophosphors applied to UV‐resistant and energy storage perovskite solar cells
Recently, considerable progress is achieved in lab prototype perovskite solar cells (PSCs);
however, the stability of outdoor applications of PSCs remains a challenge due to the high …
however, the stability of outdoor applications of PSCs remains a challenge due to the high …
Intrinsic Broadband White‐Light Emission from Ultrastable, Cationic Lead Halide Layered Materials
We report a family of cationic lead halide layered materials, formulated as [Pb2X2] 2+[− O2C
(CH) 2CO2−](X= F, Cl, Br), exhibiting pronounced broadband white‐light emission in bulk …
(CH) 2CO2−](X= F, Cl, Br), exhibiting pronounced broadband white‐light emission in bulk …
Carrier thermal escape and retrapping in self-assembled quantum dots
The effects of carrier thermal escape and retrapping on the temperature dependence of the
photoluminescence of InAs/GaAs self-assembled quantum dots are investigated. A …
photoluminescence of InAs/GaAs self-assembled quantum dots are investigated. A …
Temperature and excitation density dependence of the photoluminescence from annealed InAs/GaAs quantum dots
EC Le Ru, J Fack, R Murray - Physical Review B, 2003 - APS
Using rapid thermal annealing, we fabricated a series of InAs/GaAs quantum dot samples
with ground-state emission ranging from 1.05 eV to 1.35 eV. This set of annealed samples …
with ground-state emission ranging from 1.05 eV to 1.35 eV. This set of annealed samples …
Excited states and energy relaxation in stacked InAs/GaAs quantum dots
R Heitz, A Kalburge, Q Xie, M Grundmann, P Chen… - Physical Review B, 1998 - APS
Excited states and energy relaxation processes are studied for stacked InAs/GaAs QD's with
GaAs cap layers grown by migration enhanced epitaxy. Photoluminescence excitation (PLE) …
GaAs cap layers grown by migration enhanced epitaxy. Photoluminescence excitation (PLE) …
Temperature dependence of the optical properties of self-organized quantum dots
The photoluminescence properties of I n A s/A ly Ga 1− y As self-assembled quantum dots
are studied as a function of temperature from 10 to 290 K. By varying the Al content the dot …
are studied as a function of temperature from 10 to 290 K. By varying the Al content the dot …
Role of Localized States in Photoluminescence Dynamics of High Optical Gain CsPbBr3 Nanocrystals
Temperature‐dependent time‐resolved photoluminescence (TRPL) spectroscopy of high
optical gain CsPbBr3 nanocrystals (NCs) films along with temperature‐dependent steady …
optical gain CsPbBr3 nanocrystals (NCs) films along with temperature‐dependent steady …