The Nobel Prize in Physics 2004

 

The Nobel Prize in Physics 2004
     
Inside the proton  

Inside the proton

The three quarks within the proton are held together by the powerful force mediated by the gluons, depicted here as coiled springs. As the distance between the quarks increases, so does the force between them.
quark

 

Contents:
| Introduction – A colourful connection | The Standard Model and the four forces | Inside the proton  | The theory shows its true colours | The strong force | A unified theory for all forces? | Timeline | Further reading | Credits |
  Web Adapted Version of the Nobel Poster from the Royal Swedish Academy of Sciences

To cite this section
MLA style: The Nobel Prize in Physics 2004. NobelPrize.org. Nobel Prize Outreach 2026. Sat. 18 Jul 2026. <https://www.nobelprize.org/prizes/physics/2004/9461-the-nobel-prize-in-physics-2004-2004-3/>

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