Surface/Interface Engineering for High-Resolution Micro-/Nano-Photodetectors

• Surface/interface engineering compensates for defects, adjusts bandgap, and develops novel quantum structures, optimizing photovoltaic units and revolutionizing optoelectronic devices. • The review comprehensively elaborates surface/interface engineering schemes for micro-/nano-photodetectors, covering principles, types, parameters, material selection, and manufacturing techniques. • Surface/interface modification and micro-/nanostructural design significantly enhance the performance of photovoltaic devices. • Surface/interface engineering drives the development of low-dimensional optoelectronic materials and industrialization of flexible optoelectronic devices.