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4 Results Found

  • Article
  • Open Access
15 Citations
4,215 Views
14 Pages

Cesium bismuth iodide perovskite material offers good stability toward ambient conditions and has potential optoelectronic characteristics. However, wide bandgap, absorber surface roughness, and poor surface coverage with pinholes are among the key i...

(This article belongs to the Section Solar Energy and Solar Cells)
  • Article
  • Open Access
28 Citations
5,081 Views
13 Pages

Dimension-Dependent Bandgap Narrowing and Metallization in Lead-Free Halide Perovskite Cs3Bi2X9 (X = I, Br, and Cl) under High Pressure

  • Guangbiao Xiang,
  • Yanwen Wu,
  • Man Zhang,
  • Chen Cheng and ,
  • Jiancai Leng and
  • Hong Ma
  • + 1 author+ 0 author

14 October 2021

Low-toxicity, air-stable cesium bismuth iodide Cs3Bi2X9 (X = I, Br, and Cl) perovskites are gaining substantial attention owing to their excellent potential in photoelectric and photovoltaic applications. In this work, the lattice constants, band str...

(This article belongs to the Section Synthesis, Interfaces and Nanostructures)
  • Article
  • Open Access
1 Citations
2,140 Views
25 Pages

9 November 2025

Microcalcifications (HAp, CaCO3, and CaC2O4) in breast tissue may indicate malignancy. Early-stage breast cancer diagnosis may benefit from the clinical application of dual-energy techniques. Dual-energy cone-beam computed tomography (CBCT) could str...

(This article belongs to the Section Sensing and Imaging)
  • Article
  • Open Access
18 Citations
3,235 Views
12 Pages

Simulation of Lead-Free Perovskite Solar Cells with Improved Performance

  • Saood Ali,
  • Praveen Kumar,
  • Khursheed Ahmad and
  • Rais Ahmad Khan

10 February 2025

At present, lead halide PVSKSCs are promising photovoltaic cells but have some limitations, including their low stability in ambient conditions and the toxicity of lead. Thus, it will be of great significance to explore lead-free perovskite materials...

(This article belongs to the Section Materials for Energy Applications)