In recent years, many theories and experiments on inversion techniques of particle size distributions have been made and some results at light wave and microwave have been achieved.
Matsuo SekineToshimitsu MushaChii‐Dong Chen
Tetsuya ManabeToshiyuki IharaYoji Furuhama
Hao JiangMotoaki SanoMatsuo Sekine
Ting-i WangK. B. EarnshawRobert S. Lawrence
Matsuo SekineChii‐Dong ChenToshimitsu Musha