Lead-free halide double perovskites with diverse electronic structures and optical responses, as well as superior material stability show great promise for a range of optoelectronic applications. However, their large bandgaps limit their applications in the visible light range such as solar cells. In ...
Lead‐free halide double perovskites (HDPs) sharing similar crystal structures with OIHPs, are promising candidates for optoelectronic applications. Meanwhile, HDPs possess unique properties that are uncommon in OIHPs deriving from feasible component engineering and strong electronphonon interaction. Bright ...
Lead halide perovskites have attracted extensive attention in recent years because of their excellent photoelectronic properties, such as high absorption coefficients, carrier mobilities, defect tolerances, and photoluminescence efficiencies. However, a key issue hindering their commercial application is the tox...
The toxicity issue of lead hinders large-scale commercial production and photovoltaic field application of lead halide perovskites. Some novel non- or low-toxic perovskite materials have been explored for development of environmentally friendly lead-free perovskite solar cells (PSCs). This review studies...
High color purity lead-free perovskite light-emitting diodes via Sn stabilization. Adv. Sci. 7, 1903213 (2020). Article CAS Google Scholar Chen, M.-Y. et al. Strongly coupled tin-halide perovskites to modulate light emission: tunable 550–640 nm light emission (FWHM 36–80 nm) with...
Tin (Sn)-based perovskites are promising for realizing lead-free perovskite light-emitting diodes1,2, yet achieving high efficiency devices remains a significant challenge due to the presence of high density of defects in Sn perovskites3,4. The formation
11 However, the toxicity of lead remains the major drawback for their further commercial applications, which drives the research interest for developing nontoxic lead-free halide perovskites.12, 13, 14, 15, 16 The tin- and germanium-based halide perovskites are considered as the preferred ...
Recently, lead halide perovskites with superior semiconducting attributes have achieved stunning progress in optoelectronics including photodetectors. However, the toxicity of lead and the ill stability significantly handicap their practical use. Great efforts thus have been devoted to developing lead-free ...
Zero-Dimensional Lead-Free FA 3 Bi 2 I 9 Single Crystals for High-Performance X-ray Detection Direct X-ray detectors based on metal halide perovskites and their derivatives exhibit high sensitivity and low limit of detection (LoD). Compared with three-dimensional (3D) hybrid lead halide perovski...
Atomic Resolution Imaging of Halide Perovskites(卤化物钙钛矿的原子分辨率成像) lead-free all-inorganic cesium bismuth halide perovskite nanocrystals with long-term stability.[2017][angew chem int ed engl][10.1002anie.20170473 nanoporous atomically thin graphene membranes for desalting and ...