Topological materials-based photodetectors from the infrared to terahertz range

• Topological materials offer topologically protected electronic states and ultra-high carrier mobility, enabling high-performance infrared and terahertz photodetection. • The review systematically covers various topological material classes and their unique properties relevant to photodetector applications. • It explains the detection mechanisms and key performance metrics, providing a framework for evaluating topological photodetectors. • Current research progress and future challenges in topological photodetectors from near-infrared to terahertz range are summarized.