Controlling the Output of Organic Micro/Nanolasers

Organic micro/nanolasers hold a promising potential in advancing the fields of photonics and optoelectronics. Recently, great progress has been made in designing and controlling the output characteristics of organic micro/nanolasers, which significantly expands the capabilities and improves the performance of micro/nanolasers. In this Progress Report, the design philosophy, research progress, and further research directions in manipulating the output behaviors of organic micro/nanolasers are presented. A brief introduction to the fundamentals of the organic micro/nanolasers is given with an emphasis on the basic principle for laser output control. Various organic micro/nanolasers with desired output are discussed in detail, including wavelength tunable lasers, multiwavelength lasers, mode controllable lasers, and directional lasers. Special emphasis is put on gaining insight into the structure–property relationship in the controllable organic micro/nanolasers. Finally, future research directions and challenges toward more advanced control strategies of organic micro/nanolasers are provided to give an outlook on this emerging field.