All Optical Switching through Anistropic Gain of CsPbBr3 Single Crystal Microplatelet

W Du, X Wu, S Zhang, X Sui, C Jiang, Z Zhu… - Nano Letters, 2022 - ACS Publications
Perovskite micro/nanostructures have recently emerged as a highly attractive gain material
for nanolasers. To explore their applications and further improve performance, it is essential …

Surface Passivation for Promotes Bi-Excitonic Amplified Spontaneous Emission in CsPb(Br/Cl)3 Perovskite at Room Temperature

SMH Qaid, HM Ghaithan, HS Bawazir, AS Aldwayyan - Polymers, 2023 - mdpi.com
Perovskite-type lead halides exhibit promising performances in optoelectronic applications,
for which lasers are one of the most promising applications. Although the bulk structure has …

Octahedral Distortions Generate a Thermally Activated Phonon-Assisted Radiative Recombination Pathway in Cubic CsPbBr3 Perovskite Quantum Dots

VL Cherrette, F Babbe, JK Cooper… - The Journal of Physical …, 2023 - ACS Publications
Exciton–phonon interactions elucidate structure–function relationships that aid in the control
of color purity and carrier diffusion, which is necessary for the performance-driven design of …

Successful Growth of TiO2 Nanocrystals with {001} Facets for Solar Cells

SMH Qaid, HM Ghaithan, HS Bawazir, AF Bin Ajaj… - Nanomaterials, 2023 - mdpi.com
The growth of nanocrystals (NCs) from metal oxide-based substrates with exposed high-
energy facets is of particular importance for many important applications, such as solar cells …

Gain-switching in CsPbBr3 microwire lasers

J Tian, G Weng, Y Liu, S Chen, F Cao, C Zhao… - Communications …, 2022 - nature.com
All-inorganic perovskite microwire lasers, which have intrinsic high material gain and short
cavity, especially favor the generation of ultrashort optical pulses via gain switching for …

Flexible, free-standing polymer membranes sensitized by CsPbX3 nanocrystals as gain media for low threshold, multicolor light amplification

M Athanasiou, A Manoli, P Papagiorgis… - ACS …, 2022 - ACS Publications
Lead halide perovskite nanocrystals (NCs) are highly suitable active media for solution-
processed lasers in the visible spectrum, owing to the wide tunability of their emission from …

Retarded Charge Recombination to Enhance Photocatalytic Performance for Water-Free CO2 Reduction Using Perovskite Nanocrystals as Photocatalysts

S Narra, SS Bhosale, AK Kharade… - The Journal of …, 2022 - ACS Publications
Femtosecond transient absorption spectral (TAS) investigations were performed to
understand the carrier relaxation mechanism for perovskite nanocrystals Cs1–x FA x PbBr3 …

Investigation of the amplified spontaneous emission threshold of cesium lead bromide perovskite quantum dots at different excitation wavelengths

SMH Qaid, HM Ghaithan… - ECS Journal of Solid …, 2023 - iopscience.iop.org
The goal of this research is to see how excitation wavelength affects steady-state
photoluminescence (PL), time-resolved photoluminescence (TRPL), and amplified …

Enhancement of Light Amplification of CsPbBr3 Perovskite Quantum Dot Films via Surface Encapsulation by PMMA Polymer

SMH Qaid, HM Ghaithan, KK AlHarbi, BA Al-Asbahi… - Polymers, 2021 - mdpi.com
Photonic devices based on perovskite materials are considered promising alternatives for a
wide range of these devices in the future because of their broad bandgaps and ability to …

Synthesis, characterization, and practical applications of perovskite quantum dots: recent update

S Chandra, MA Mustafa, K Ghadir, P Bansal… - Naunyn-Schmiedeberg's …, 2024 - Springer
This review paper provides an in-depth analysis of Perovskite quantum dots (PQDs), a class
of nanomaterials with unique optical and electronic properties that hold immense potential …