Influence of grain size on direct conversion X-ray sensing Bi2O3 for low-dose X-rays

Article Materials Science, Multidisciplinary

Crystallite Size Effect on X-ray-instigated Photocurrent Properties of PbWO4 Thick Film

R. R. Karthieka et al.

Summary: This study found that the nanocrystalline PbWO4 thick film has higher sensitivity in X-ray detection compared to the microcrystalline PbWO4 film, with over twenty-four times sensitivity due to the nanocrystalline size effect.

ELECTRONIC MATERIALS LETTERS (2022)

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Article Nuclear Science & Technology

X-ray/gamma ray radiation shielding properties of α-Bi2O3 synthesized by low temperature solution combustion method

B. Chinnappa Reddy et al.

Summary: In this study, pure and stable alpha-Bismuth Oxide nanoparticles were synthesized using a low temperature solution combustion method. The synthesized sample was characterized and tested for its shielding properties against X-ray/gamma rays. The results showed stable phase formation and suitable optical band gap, with slight deviations observed at lower energies.

NUCLEAR ENGINEERING AND TECHNOLOGY (2022)

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Article Energy & Fuels

Reduced Graphene Oxide/Bi2O3 Composite as a Desirable Candidate to Modify the Electron Transport Layer of Mesoscopic Perovskite Solar Cells

Adam K. Kadhim et al.

Summary: Scientists have developed perovskite materials as a potential solution to global warming concerns, achieving a power conversion efficiency of up to 25% in perovskite solar cells. By modifying the electron transport layer with a novel composite of reduced graphene oxide and bismuth oxide, the performance and stability of the cells have been significantly improved, resulting in a PCE increase from 13.41% to 17.21%.

ENERGY & FUELS (2021)

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Article Physics, Multidisciplinary

Direct conversion X-ray sensing nature of bismuth (III) iodide thick films

R. R. Karthieka et al.

Summary: A direct conversion X-ray sensor based on BiI3 thick film was fabricated for low-dose X-ray detection, showing high sensitivity and linear response rate. This sensor has potential applications in real-time X-ray imaging.

CHINESE JOURNAL OF PHYSICS (2021)

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Article Engineering, Electrical & Electronic

Stable and Printable Direct X-Ray Detectors Based on Micropyramid ω-Bi2O3 With Low Detection Limit

Longmei Mao et al.

Summary: A direct X-ray detector based on non-toxic micropyramid triclinic bismuth oxide (omega-Bi2O3) ink was developed using a digital printing fabrication process, showing a low detection limit and high sensitivity. The detector demonstrated excellent stability without packaging for eight months and exposure to a high dose of X-ray scans, proving its potential as a competitor in medical and industrial fields in the future.

IEEE TRANSACTIONS ON ELECTRON DEVICES (2021)

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Article Chemistry, Multidisciplinary

A High-Sensitivity Flexible Direct X-ray Detector Based on Bi2O3/PDMS Nanocomposite Thin Film

Longmei Mao et al.

Summary: This study introduces a high-sensitivity, environmentally friendly, and flexible direct X-ray detector using polymer nanocomposite material. The optimized detector showed high sensitivity and stability, providing new guidance for the design of high-performance flexible direct X-ray detectors.

NANOMATERIALS (2021)

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Review Chemistry, Multidisciplinary

A review on the preparation, microstructure, and photocatalytic performance of Bi2O3 in polymorphs

Abdul Hannan Zahid et al.

Summary: Semiconductor bismuth oxide (Bi2O3) has been researched for its simple composition, relatively narrow bandgap, and high oxidation ability. However, the phase-selective synthesis of Bi2O3 is complex, and developing controllable microstructures with good photocatalytic properties is a significant challenge.

NANOSCALE (2021)

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Article Multidisciplinary Sciences