Nobel Prize in Physics in 1999
= Nobel Prize in Physics in 1999
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Awarded in equal shares to <Gerardus 't Hooft> and <Martinus J. G. Veltman> for explaining the <quantum field theory> of <electroweak interactions>.<The Nobel Prize in Physics 1999 by Nobel Prize Outreach>[Individual official 1999 summary: equal halves; quantum structure of electroweak interactions.]{ref}