Temperature-controlled switching terahertz perfect absorption device based on VO 2 phase change metamaterial

Key Points

• The device achieves perfect absorption in the terahertz frequency range, enhancing its practical applications for thermal management.
• Key performance metrics indicate high sensitivity across multiple frequency bands, showcasing its versatility in various applications.
• This study involves designing a temperature-controlled switching mechanism to optimize absorption efficiency and thermal response.
• The findings may enable innovative uses in smart materials and devices, promoting energy efficiency and adaptive functionality.