Overview

• KAIST researchers have developed a groundbreaking mid-infrared photodetector that operates efficiently at room temperature, eliminating the need for bulky cooling systems.
• The device leverages the bolometric effect for broad-spectrum detection and integrates germanium onto a silicon platform using CMOS-compatible processes, enabling mass production.
• Performance benchmarks confirm the photodetector achieves the highest sensitivity among room-temperature bolometric devices worldwide.
• Real-time carbon dioxide detection has been demonstrated, showcasing the sensor's potential in environmental monitoring and hazardous gas analysis.
• This innovation is expected to drive advancements in diverse fields, including medical diagnostics, industrial automation, national security, and smart device integration.