Results 31 to 40 of about 217,009 (264)

Low Temperature Optical Properties of Novel Lead‐Free Cs2NaFeCl6 Perovskite Single Crystals

Advanced Photonics Research, 2023
Lead‐free double perovskites have attracted much attention as possible alternatives to lead halide based perovskites in photovoltaic applications. However, to date only few double perovskites have been successfully employed in optoelectronic device ...
Melina Armer, Patrick Dörflinger, Andreas Weis, Carsten Büchner, Andreas Gottscholl, Julian Höcker, Kilian Frank, Lukas Nusser, Maximilian T. Sirtl, Bert Nickel, Thomas Bein, Vladimir Dyakonov   +11 more
doaj   +1 more source

Enhanced perovskite electronic properties via A-site cation engineering

Fundamental Research, 2021
Organic-inorganic halide perovskites have emerged as excellent candidates for low-cost photovoltaics and optoelectronics. While the predominant recent trend in designing perovskites for efficient and stable solar cells has been to mix different A-site ...
Xufeng Xiao, Yanmeng Chu, Chunyu Zhang, Zhihui Zhang, Zexiong Qiu, Cheng Qiu, Huaixing Wang, Anyi Mei, Yaoguang Rong, Gengzhao Xu, Yue Hu, Hongwei Han   +11 more
doaj   +1 more source

An Environmentally Stable and Lead-Free Chalcogenide Perovskite

, 2019
Organic-inorganic halide perovskites are intrinsically unstable when exposed to moisture and/or light. Additionally, the presence of lead in many perovskites raises toxicity concerns.
Balasubramanian, Ganesh, Basu, Swastik, Chow, Philippe K., Efstathiadis, Harry, Ghoshal, Debjit, Gupta, Tushar, Koratkar, Nikhil, Lakhnot, Aniruddha S., Lu, Toh-Ming, Meunier, Vincent, Osei-Agyemang, Eric, Pandey, Juhi, Shi, Su-Fei, Soni, Ajay, Warrender, Jeffrey M., Yoshimura, Anthony, Zhang, Shengbai   +16 more
core   +1 more source

Correlated electron-hole plasma in organometal perovskites [PDF]

, 2014
Organic-inorganic perovskites are a class of solution-processed semiconductors holding promise for the realization of low-cost efficient solar cells and on-chip lasers.
Aresti M, Bongiovanni G, Cadelano M, Cannas C, Chen F, Figus C, Geddo Lehmann A, Marongiu D, Mura A, Musinu A, Piras R, Quochi F, Saba M, Sarritzu V, Sestu N   +14 more
core   +1 more source

Lead-Free and Stable Potassium Titanium Halide Perovskites: Synthesis, Characterization and Solar Cell Simulation

Energies, 2022
Titanium based double perovskites have shown good optical properties along with remarkable stability, making them promising lead-free perovskites for optoelectronic applications.
Saranya Kumar, Malathi Murugesan
doaj   +1 more source

Excitonic States in Semiconducting Two-dimensional Perovskites

, 2018
Hybrid organic/inorganic perovskites have emerged as efficient semiconductor materials for applications in photovoltaic solar cells with conversion efficiency above 20 \%.
Molina-Sánchez, Alejandro
core   +2 more sources

Self-regulation mechanism for charged point defects in hybrid halide perovskites

, 2014
Hybrid halide perovskites such as methylammonium lead iodide (CH3NH3PbI3) exhibit unusually low free carrier concentrations despite being processed at low-temperatures from solution.
Chen, Shiyou, Gong, Xingao, Scanlon, David O., Walsh, Aron, Wei, Su-Huai   +4 more
core   +1 more source

A DFT investigation of lead-free TlSnX3 (X = Cl, Br, or I) perovskites for potential applications in solar cells and thermoelectric devices

RSC Advances, 2023
In the present study, the Density Functional Theory (DFT) was employed to computationally investigate the potential application of newly developed lead-free perovskites with the formula of TlSnX3 (X = Cl, Br, or I) as absorbers in the perovskite solar ...
R. Pingak, S. Bouhmaidi, Amine Harbi, L. Setti, F. Nitti, M. Moutaabbid, A. Z. Johannes, N. U. Hauwali, M. Z. Ndii   +8 more
semanticscholar   +1 more source

Recent progress toward highly efficient tin‐based perovskite (ASnX3) solar cells

Nano Select, 2021
Recently, lead halide perovskites have attracted great attention in photovoltaic field because of high power conversion efficiency. However, the toxicity of lead in perovskite can result in environment issues, which are the major challenge for commercial
Mingzhe Zhu, Guorui Cao, Zhongmin Zhou
doaj   +1 more source

Layered structures of organic/inorganic hybrid halide perovskites

, 2016
Organic-inorganic hybrid halide perovskites, in which the A cations of an ABX$_3$ perovskite are replaced by organic cations, may be used for photovoltaic and solar thermoelectric applications.
Huan, Tran Doan, Minh, Nguyen Viet, Tuoc, Vu Ngoc   +2 more
core   +1 more source