Fixed-field alternating gradient accelerator: Difference between revisions

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Rewrite lead for clarity, add cite, remove "can be updated with translation" tag. (This article is MUCH longer than the Russian one now.)
one pair of brackets only to prevent cluttering of lead sentence
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{{short description|Circular particle accelerator concept}}
 
A '''Fixed-Field alternating gradient Accelerator''' ('''FFA'''); (also abbreviated '''FFAG''') is a circular [[particle accelerator]] concept that can be characterized by its time-independent magnetic fields (''fixed-field'', like in a [[cyclotron]]) and the use of alternating gradient [[strong focusing]] (as in a [[synchrotron]]).<ref name=briefhistory>{{Cite journal
| last1 = Ruggiero
| first1 = A.G.