1) Atomisation 2) Division 3) Fragmentation 1) Atomisation 2) Fragmentation 
• (n.) The reduction of fluids into fine spray. • (n.) The act of reducing to atoms, or very minute particles; or the state of being so reduced.
(from the article `metallurgy`) In other atomization processes, centrifugal force is used. The metal can be poured onto a spinning disk that breaks up the stream, or a spinning rod ...(from the article `spectroscopy`) RIS atomization methods
(at″әm-ĭ-za´shәn) nebulization.
At`om·i·za'tion noun 1. The act of reducing to atoms, or very minute particles; or the state of being so reduced. 2. (Medicine) The reduction of fluids into fine spray. 
Type: Term Pronunciation: at′ŏm-i-zā′-shŭn Definitions: 1. Spray production; reduction of a fluid to small droplets.
[n] - separating something into fine particles 2. [n] - annihilation by reducing something to atoms
atomisation noun separating something into fine particles