The Royal Swedish Academy of Sciences awarded the Nobel Prize in Physics 2018 “for groundbreaking inventions in the field of laser physics” to Arthur Ashkin “for the optical tweezers and their application to biological systems” and jointly to Gérard Mourou and Donna Strickland “for their method of generating high-intensity, ultra-short optical pulses”. 

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Students at Studenthuset watching Prof. Mats Larsson of Stockholm University explaining this year's
Students at Studenthuset watching Prof. Mats Larsson of Stockholm University explaining this year's Nobel Prize in Physics at press conference at the Royal Swedish Academy of Sciences in Stockholm.
 

The live broadcast from the Royal Swedish Academy of Sciences in Stockholm was shown on the TV screens in the gallery in Studenthuset on 2 October.