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n. - The process of converting a group of atoms into negatively or positively charged molecules; The condition of being dissociated into these groups of atoms or molecules (as by heat or radiation or chemical reaction or electrical discharge).

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Usage examples (38)
  • This "initial recombination" is greatest towards the end of the path of the ray where the ionisation is a maximum.
  • The method came to be called electrospray ionisation, ESI.
  • Both electrospray ionisation (ESI) and soft laser desorption
  • It was like a laser light, caused by the ionisation of the air.
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