Physics:Quantum Higgs boson: Difference between revisions
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* [[Biography:Peter Higgs|Peter Higgs]] proposed a mechanism associated with the scalar field and boson that now bear his name. | * [[Biography:Peter Higgs|Peter Higgs]] proposed a mechanism associated with the scalar field and boson that now bear his name. | ||
* François Englert and Robert Brout independently developed a related symmetry-breaking mechanism. | * [[Biography:François Englert|François Englert]] and [[Biography:Robert Brout|Robert Brout]] independently developed a related symmetry-breaking mechanism. | ||
* The Higgs boson was discovered experimentally at CERN in 2012 by the ATLAS and CMS collaborations. | * The Higgs boson was discovered experimentally at CERN in 2012 by the ATLAS and CMS collaborations. | ||
Latest revision as of 08:05, 23 May 2026
Higgs boson is a Book II topic in the Quantum Collection. The quantum Higgs boson is the particle excitation of the Higgs field. In the Standard Model, the Higgs field is linked to electroweak symmetry breaking and to the masses of many elementary particles. The observed Higgs boson provides experimental access to this field and its couplings. The quantum Higgs boson is the particle excitation of the Higgs field. In the Standard Model, the Higgs field is linked to electroweak symmetry breaking and to the masses of many elementary particles. The observed Higgs boson provides experimental access to this field and its couplings. The Higgs field has a nonzero vacuum value in the Standard Model. Through electroweak symmetry breaking, W and Z bosons acquire mass, while fermion masses arise through Yukawa couplings to the Higgs field.
Higgs field
The Higgs field has a nonzero vacuum value in the Standard Model. Through electroweak symmetry breaking, W and Z bosons acquire mass, while fermion masses arise through Yukawa couplings to the Higgs field. The photon remains massless in this framework.[1]
Discovery and measurements
ATLAS and CMS reported observation of a new boson near 125 GeV in 2012. Subsequent measurements of spin, parity, production modes, and decay channels support its identification as the Standard Model Higgs boson, while precision coupling measurements continue to test for deviations.[2]
Open questions
The Higgs sector raises questions about naturalness, vacuum stability, dark matter connections, and whether additional scalar particles exist. Future colliders and improved LHC analyses aim to measure rare decays, self-coupling, and possible new interactions.
Description
Higgs boson is a matter-scale concept used to organize how quantum theory describes atoms, particles, fields, condensed matter, plasma, or spacetime-related systems. In the Quantum Collection it is placed by scale so the reader can move from materials and molecules down to subatomic degrees of freedom.
Quantum context
At this scale, the relevant behavior is controlled by quantized states, interactions, conservation laws, and the way excitations or particles are observed. The concept is normally linked to measurable properties such as energy, momentum, charge, spin, spectra, scattering rates, or collective modes.
Role in the collection
This page provides a compact reference point for related pages in Book II. It should be read together with nearby matter-scale topics and the corresponding foundations in quantum mechanics.[3]
See also
Table of contents (84 articles)
Index
Full contents
Historical names
- Peter Higgs proposed a mechanism associated with the scalar field and boson that now bear his name.
- François Englert and Robert Brout independently developed a related symmetry-breaking mechanism.
- The Higgs boson was discovered experimentally at CERN in 2012 by the ATLAS and CMS collaborations.
References
- ↑ Schwartz, Matthew D. (2014). Quantum Field Theory and the Standard Model. Cambridge University Press. ISBN 978-1-107-03473-0.
- ↑ Particle Data Group (2022). "Review of Particle Physics". Progress of Theoretical and Experimental Physics 2022 (8): 083C01. doi:10.1093/ptep/ptac097.
- ↑ "Quantum mechanics". https://en.wikipedia.org/wiki/Quantum_mechanics.
Source attribution: Physics:Quantum Higgs boson