Ultrasensitive room-temperature H 2 S sensing enabled by interfacial engineering via Bi-shared Bi 2 S 3 /BiOI heterostructures

Key Points

• The study aims to explore the use of Bi2S3/BiOI heterostructures for highly sensitive H2S sensing at room temperature.
• Development of Bi2S3/BiOI heterostructures
• Evaluation of interfacial charge transfer characteristics
• Testing sensitivity for H2S detection at room temperature.
• Demonstrated ultrasensitive detection of H2S at room temperature
• Achieved low power consumption for sensing
• Showed potential applications in non-invasive breath analysis for halitosis.