2D II–VI semiconductor nanoplatelets: From material synthesis to optoelectronic integration
The field of colloidal synthesis of semiconductors emerged 40 years ago and has reached a
certain level of maturity thanks to the use of nanocrystals as phosphors in commercial …
certain level of maturity thanks to the use of nanocrystals as phosphors in commercial …
Unraveling the excitonics of light emission from metal-halide perovskite quantum dots
P Kambhampati - Nanoscale, 2024 - pubs.rsc.org
Metal halide semicondictor perovskites have been under intense investigation for their
promise in light absorptive applications like photovoltaics. They have more recently …
promise in light absorptive applications like photovoltaics. They have more recently …
Excitonic Quantum Coherence in Light Emission from CsPbBr3 Metal-Halide Perovskite Nanocrystals
The decay of excited states via radiative and nonradiative paths is well understood in
molecules and bulk semiconductors but less so in nanocrystals. Here, we perform time …
molecules and bulk semiconductors but less so in nanocrystals. Here, we perform time …
Biexciton Emission in CsPbBr3 Nanocrystals: Polar Facet Matters
The metal halide perovskite nanocrystals exhibit a remarkable tolerance to midgap defect
states, resulting in high photoluminescence quantum yields. However, the potential of these …
states, resulting in high photoluminescence quantum yields. However, the potential of these …
Resolving the controversy in biexciton binding energy of cesium lead halide perovskite nanocrystals through heralded single-particle spectroscopy
Understanding exciton− exciton interaction in multiply excited nanocrystals is crucial to their
utilization as functional materials. Yet, for lead halide perovskite nanocrystals, which are …
utilization as functional materials. Yet, for lead halide perovskite nanocrystals, which are …
Acceleration of biexciton radiative recombination at low temperature in CdSe nanoplatelets
Colloidal semiconductor nanocrystals offer bandgap tunability, high photoluminescence
quantum yield, and colloidal processing of benefit to optoelectronics, however rapid …
quantum yield, and colloidal processing of benefit to optoelectronics, however rapid …
Two-photon lasing from two-dimensional homologous Ruddlesden–Popper perovskite with giant nonlinear absorption and natural microcavities
Two-dimensional Ruddlesden–Popper perovskites (RPPs) with multiple quantum well-like
structures, strong excitonic quantum confinement, and high stability are promising optical …
structures, strong excitonic quantum confinement, and high stability are promising optical …
Photon correlations in spectroscopy and microscopy
Measurements of photon temporal correlations have been the mainstay of experiments in
quantum optics. Over the past several decades, advancements in detector technologies …
quantum optics. Over the past several decades, advancements in detector technologies …
Ultrafast Exciton Trapping and Exciton–Exciton Annihilation in Large-Area CVD-Grown Monolayer WS2
Two-dimensional (2D) transition-metal dichalcogenides (TMDCs) have shown promise for a
variety of optoelectronic applications due to a wide range of optical, electrical, and …
variety of optoelectronic applications due to a wide range of optical, electrical, and …
Nonequilibrium Lattice Dynamics in Photoexcited 2D Perovskites
Interplay between structural and photophysical properties of metal halide perovskites is
critical to their utility in optoelectronics, but there is limited understanding of lattice response …
critical to their utility in optoelectronics, but there is limited understanding of lattice response …