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Towards non-blinking and photostable perovskite quantum dots [PDF]
Nature CommunicationsSurface defect-induced photoluminescence blinking and photodarkening are ubiquitous in lead halide perovskite quantum dots. Despite efforts to stabilize the surface by chemically engineering ligand binding moieties, blinking accompanied by ...
Chenjia Mi +11 more
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Perovskite Quantum Dots in Solar Cells [PDF]
Advanced Science, 2022 AbstractPerovskite quantum dots (PQDs) have captured a host of researchers’ attention due to their unique properties, which have been introduced to lots of optoelectronics areas, such as light‐emitting diodes, lasers, photodetectors, and solar cells. Herein, the authors aim at reviewing the achievements of PQDs applied to solar cells in recent years ...
Lu Liu, Adel Najar, Minyong Du
exaly +4 more sources
Perovskite quantum dot lasers [PDF]
InfoMat, 2020 Owing to the excellent properties of perovskite quantum dots (QDs), such as an easy synthesis process, high photoluminescence quantum yields, high defect tolerance, and tunable bandgap with different elements, laser actions have been widely conducted ...
Jie Chen +6 more
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Thermal tolerance of perovskite quantum dots dependent on A-site cation and surface ligand [PDF]
Nature Communications, 2023 A detailed picture of temperature dependent behavior of CsxFA1-xPbI3 perovskite quantum dots across the composition range is constructed by performing in situ optical spectroscopic and structural measurements, supported by theoretical calculations that ...
Shuo Wang +8 more
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Nano-Micro Letters, 2022 Highlights Research progress on inorganic perovskites quantum dots is reviewed from three aspects: physical properties, synthesis approaches, and electronic applications.
Chien-Yu Huang +9 more
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Controllable Room-Temperature Synthesis of Highly Stable CsPbBr3 Perovskite Quantum Dots via Synergistic Optimization of Br/Pb and OA/OAm Ratios [PDF]
MoleculesCsPbBr3 perovskite quantum dots (QDs) have attracted significant attention for optoelectronic applications owing to their outstanding optical properties, yet achieving controlled synthesis with high stability under mild conditions remains a challenge ...
Yiting He +6 more
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Single-photon superabsorption in CsPbBr<sub>3</sub> perovskite quantum dots. [PDF]
Nat PhotonicsAbstract The absorption of light via interband optical transitions plays a key role in nature and applied technology, enabling efficient photosynthesis and photovoltaic cells, fast photodetectors or sensitive (quantum) light–matter interfaces.
Boehme SC +10 more
europepmc +4 more sources
Field-emission from quantum-dot-in-perovskite solids [PDF]
Nature Communications, 2017 Efficient implementation of quantum dot and well architectures are restricted to costly vacuum-epitaxially-grown semiconductors. The authors use quantum dots in perovskite to build field-emission photodiodes that are sensitive across the visible and into
F. Pelayo García de Arquer +11 more
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Graphene photodetectors integrated with silicon and perovskite quantum dots. [PDF]
Microsyst NanoengAbstractPhotodetectors (PDs) play a crucial role in imaging, sensing, communication systems, etc. Graphene (Gr), a leading two-dimensional material, has demonstrated significant potential for photodetection in recent years. However, its relatively weak interaction with light poses challenges for practical applications.
Abbas K +7 more
europepmc +4 more sources
Simulation of X-ray imaging property of halide lead perovskite scintillators
He jishu, 2022 BackgroundIn recent years, lead halide perovskite scintillators have received extensive attention in the field of X-ray imaging. Hard X-ray medical imaging in energy range of 20~120 keV using scintillator detectors, sensitivity and imaging spatial ...
ZHANG Yuyu +6 more
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