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The deepest origins of elementary-particle and hadronic mass remain unresolved.

The Claim

The fundamental physical basis from which mass emerges is not yet fully understood.

The Short Version

Modern physics explains major mechanisms that generate mass, especially the Higgs mechanism for elementary particles and QCD dynamics for hadrons. However, the fermion-mass hierarchy, Yukawa coupling values, and deeper emergence of most visible matter’s mass remain unresolved. The evidence therefore supports the statement that mass’s fundamental physical basis is not yet fully understood.

Caveats

  • The statement does not mean that physics lacks successful explanations or predictions for mass; the Higgs mechanism and QCD are well established.
  • Different forms of mass have different physical origins, so “the fundamental physical basis” should not be read as one single universal mechanism.
  • Unresolved issues include fermion mass hierarchies, Yukawa coupling values, and aspects of emergent hadronic mass.

The Receipts

  1. 11. Status of Higgs Boson Physics

    pdg.lbl.gov

  2. CODATA Recommended Values of the Fundamental Physical Constants: 2018

    physics.nist.gov

  3. 11. Status of Higgs Boson Physics

    pdg.lbl.gov

  4. DOE Explains...the Higgs Boson | Department of Energy

    energy.gov

  5. The Higgs boson – Home | CERN

    home.cern

  6. Ab Initio Determination of Light Hadron Masses

    science.org

  7. The 2013 Nobel Prize in Physics - Press release - NobelPrize.org

    nobelprize.org

  8. The Higgs boson turns ten | Nature

    nature.com

  9. Dissecting the Mass of the Proton

    physics.aps.org

  10. The origin of rest-mass energy

    link.springer.com

+ 33 more sources — see the full list on Lenz

Filed Under

Higgs MechanismMassQuantum Chromodynamics

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