इलेक्ट्रोन

A beam of electrons deflected by a magnetic field into a circle<ref>

{{cite book

| last1 = Born | first1 = M.
| last2 = Blin-Stoyle | first2 = R.J.
| last3 = Radcliffe | first3 = J.M.
| year = 1989
| title = Atomic Physics
| url = https://books.google.com/books?id=NmM-KujxMtoC&pg=PA26
| page = 26
| publisher = Courier Dover

J. J. Thomson

Robert Millikan

इलेक्ट्रोन धाःगु छगू सबएटोमिक पार्टिकल ख। थ्व पार्टिकल अर्बाइटलय् दै व थुकिया चार्ज नेगेटिभ जुइ।