Louis de Broglie’s Hypothesis: (Dual nature of radiations) There arose a conflict about the nature of radiations. There were two schools of thoughts:  (i)  wave nature (ii) particle nature of radiations Both have evidences. So it is difficult to reject any. Louis de Broglie (in 1924) solved this problem by giving the idea of dual natureBroglie’s Hypothesis: Dual nature of radiations