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High Energy, Nuclear, Particle Physics Forum

Join expert discussion on High Energy, Nuclear, Particle Physics. Properties, relationships, and interactions of subatomic particles. Experimental and theoretical physics of nuclei and elementary particles.

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Are there particles with zero spin?

Feb 3, 2015 · Replies 9 · Feb 5, 2015

Replies: 9

Views: 9K

Will electron create gamma-radiation?

Feb 3, 2015 · Replies 1 · Feb 3, 2015

Replies: 1

Views: 2K

Gauge invariance of electroweak Lagrangian

Feb 1, 2015 · Replies 8 · Feb 2, 2015

Replies: 8

Views: 3K

The Nature of Strong Force: Explaining Its Cause and Effects

Feb 2, 2015 · Replies 10 · Feb 2, 2015

Replies: 10

Views: 2K

Uncovering the Truth: The Search for the Higgs Boson Particle

Dec 4, 2013 · Replies 9 · Feb 2, 2015

Replies: 9

Views: 4K

Movement of particles on vibrating plate

Feb 1, 2015 · Replies 1 · Feb 1, 2015

Replies: 1

Views: 1K

Fixed point and scale invariance

Jan 28, 2015 · Replies 2 · Jan 31, 2015

Replies: 2

Views: 2K

My Confusion Regarding the Strong Force

Jan 30, 2015 · Replies 6 · Jan 31, 2015

Replies: 6

Views: 2K

Dirac equation and clifford algebra

Jan 28, 2015 · Replies 4 · Jan 30, 2015

Replies: 4

Views: 3K

Fermi Golden Rule - Beta Decay

Jan 28, 2015 · Replies 7 · Jan 29, 2015

Replies: 7

Views: 3K

Question about particle reaction

Jan 29, 2015 · Replies 11 · Jan 29, 2015

Replies: 11

Views: 2K

Equation Derivation in QFT book by D.MacMahonhow?

Jan 28, 2015 · Replies 16 · Jan 29, 2015

Replies: 16

Views: 2K

What Are the Implications of Bounded 2HD Potential in Higgs Theory?

Jan 29, 2015 · Replies 2 · Jan 29, 2015

Replies: 2

Views: 1K

What is Chromoelectric dipole moment?

Jan 28, 2015 · Replies 2 · Jan 28, 2015

Replies: 2

Views: 1K

Axion signature in the presence of strong magnetic fields?

Oct 16, 2014 · Replies 5 · Jan 28, 2015

Replies: 5

Views: 2K

Relativistic effects on radiation sources

Jan 20, 2015 · Replies 4 · Jan 28, 2015

Replies: 4

Views: 2K

Neutrino changes chlorine to argon

Jan 27, 2015 · Replies 2 · Jan 27, 2015

Replies: 2

Views: 3K

What Does the Quantum Notation S11(1535) Indicate in Baryon Resonances?

Jan 25, 2015 · Replies 1 · Jan 25, 2015

Replies: 1

Views: 2K

3-Point 1-Loop Integral with 1 Mass

Jan 16, 2015 · Replies 2 · Jan 24, 2015

Replies: 2

Views: 1K

Can electrons knock out neutrons?

Jan 19, 2015 · Replies 10 · Jan 24, 2015

Replies: 10

Views: 2K

Multiple Scattering in High Energy Physics Experiments

Jan 23, 2015 · Replies 1 · Jan 23, 2015

Replies: 1

Views: 1K

Can spontaneously broken gauge theories be asym free?

Jan 23, 2015 · Replies 1 · Jan 23, 2015

Replies: 1

Views: 1K

Energy Release of Electron Capture to Ground State

Jan 23, 2015 · Replies 1 · Jan 23, 2015

Replies: 1

Views: 2K

Decomposed Isospin: Proj. Operator Tech. to Obtain Eq.(1)

Jan 21, 2015 · Replies 9 · Jan 23, 2015

Replies: 9

Views: 2K

Some questions on Invariant Mass Spectrum

Jan 21, 2015 · Replies 8 · Jan 22, 2015

Replies: 8

Views: 5K

What would happen if you had a ball of antimatter?

Jan 21, 2015 · Replies 7 · Jan 22, 2015

Replies: 7

Views: 2K

Is decay spectrum continuous or discrete?

Jan 14, 2015 · Replies 9 · Jan 22, 2015

Replies: 9

Views: 4K

Why Cherenkov light leave rings instead of full circles?

Jan 21, 2015 · Replies 5 · Jan 21, 2015

Replies: 5

Views: 2K

LHC Experiments: Understanding "Turning On" the Collider

Jan 15, 2015 · Replies 7 · Jan 21, 2015

Replies: 7

Views: 2K

E=mc^2 vs energy in strong interaction

Jan 20, 2015 · Replies 4 · Jan 21, 2015

Replies: 4

Views: 2K

Are Antibaryons Real and What is Their Quark Structure?

Jan 20, 2015 · Replies 2 · Jan 21, 2015

Replies: 2

Views: 2K

Gauge symmetry of cylindrical rod

Jan 21, 2015 · Replies 3 · Jan 21, 2015

Replies: 3

Views: 2K

What is the electric charge of Higgs particle?

Jan 20, 2015 · Replies 4 · Jan 20, 2015

Replies: 4

Views: 3K

Quark Content of these resonances

Jan 16, 2015 · Replies 8 · Jan 20, 2015

Replies: 8

Views: 3K

Introduction to O(N) Model & Large N Expansion

Jan 20, 2015 · Replies 3 · Jan 20, 2015

Replies: 3

Views: 1K

How to determine the coupling parameters in SM or beyond SM?

Jan 17, 2015 · Replies 2 · Jan 18, 2015

Replies: 2

Views: 2K

Why does the surface term in the Abelian theory vanish for EM CP-violation?

Jan 15, 2015 · Replies 6 · Jan 17, 2015

Replies: 6

Views: 2K

Kinetic Energy & Uncertainty of He-3 Atom Recoil in T Decay

Jan 17, 2015 · Replies 5 · Jan 17, 2015

Replies: 5

Views: 2K

Question on the Standard Model

Jan 17, 2015 · Replies 2 · Jan 17, 2015

Replies: 2

Views: 1K

Energy/Momentum transfer from neutrinos to black holes

Jan 16, 2015 · Replies 5 · Jan 17, 2015

Replies: 5

Views: 2K

What is an Exchange Particle? A-Level Physics Explained

Jan 16, 2015 · Replies 2 · Jan 16, 2015

Replies: 2

Views: 3K

FeynArts & FormCalc: What Are CKM[Gen4, 3] & SumOver[Gen4, 3]?

Jan 13, 2015 · Replies 4 · Jan 16, 2015

Replies: 4

Views: 2K

Questions concerning integrals in Schwartz's QFT text

Nov 18, 2014 · Replies 11 · Jan 16, 2015

Replies: 11

Views: 3K

Superposition of neutrinos with different masses

Jan 12, 2015 · Replies 27 · Jan 13, 2015

Replies: 27

Views: 3K

Mass of Neutrino: Upper Limit & How Measured

Jan 10, 2015 · Replies 4 · Jan 13, 2015

Replies: 4

Views: 2K

Understanding Faddeev-Popov in Schwartz QFT Book

Jan 13, 2015 · Replies 1 · Jan 13, 2015

Replies: 1

Views: 2K

Why the muon is considered a fundamental particle?

Dec 27, 2014 · Replies 19 · Jan 13, 2015

Replies: 19

Views: 3K

Is photon-photon annihilation possible in an optical fiber?

Jan 12, 2015 · Replies 6 · Jan 12, 2015

Replies: 6

Views: 2K

Why Electron & Neutrino Form Doublet in Electroweak Model

Jan 12, 2015 · Replies 2 · Jan 12, 2015

Replies: 2

Views: 2K

Could Excited Baryon decay into omega meson and baryon?

Dec 24, 2014 · Replies 17 · Jan 12, 2015

Replies: 17

Views: 3K

Does wave/particle duality apply to the full EM spectrum?

Jan 7, 2015 · Replies 14 · Jan 11, 2015

Replies: 14

Views: 3K

Why are particles in low representations in the Standard Model?

Jan 10, 2015 · Replies 6 · Jan 11, 2015

Replies: 6

Views: 1K

Branching Fraction of b -> s γ Decay

Jan 9, 2015 · Replies 7 · Jan 10, 2015

Replies: 7

Views: 7K

Electric Charge vs Mass in Gauge Bosons

Jan 10, 2015 · Replies 8 · Jan 10, 2015

Replies: 8

Views: 2K

What is the full Lagrangian of SU(3)xSU(2)xU(1) model?

Jan 4, 2015 · Replies 16 · Jan 10, 2015

Replies: 16

Views: 4K

Higgs Boson: Decay, Proton Remnants & Detection

Jan 8, 2015 · Replies 1 · Jan 9, 2015

Replies: 1

Views: 2K

Does the Higgs Boson Have an Antimatter Counterpart?

Jan 7, 2015 · Replies 11 · Jan 8, 2015

Replies: 11

Views: 4K

Operator state mapping in Conformal Field Theory

Jan 8, 2015 · Replies 3 · Jan 8, 2015

Replies: 3

Views: 2K

What is the history of the concept of strangeness in kaons?

Jan 8, 2015 · Replies 4 · Jan 8, 2015

Replies: 4

Views: 2K

What is the Ziggs boson and why is it important?

Feb 7, 2014 · Replies 10 · Jan 8, 2015

Replies: 10

Views: 12K

Quantum Numbers of W+ Interaction with Higgs Field

Jan 6, 2015 · Replies 6 · Jan 7, 2015

Replies: 6

Views: 2K

Confusion over packing fraction

Jan 5, 2015 · Replies 2 · Jan 6, 2015

Replies: 2

Views: 5K

Seesaw Mechanism: A Quantum Field Theory Study

Jan 3, 2015 · Replies 2 · Jan 4, 2015

Replies: 2

Views: 2K

Weak Interactions violate Lorentz?

Dec 26, 2014 · Replies 20 · Jan 2, 2015

Replies: 20

Views: 3K

Fermions Mass Terms in SM: Questions & Answers

Dec 31, 2014 · Replies 5 · Jan 1, 2015

Replies: 5

Views: 4K

Can plasma cutter be used for sputtering?

Dec 28, 2014 · Replies 2 · Dec 28, 2014

Replies: 2

Views: 2K

Probabilistic particle-scale valve with no moving parts

Dec 26, 2014 · Replies 5 · Dec 27, 2014

Replies: 5

Views: 1K

Proton to neutron conversion at relativistic energies

Dec 26, 2014 · Replies 2 · Dec 26, 2014

Replies: 2

Views: 2K

Novice's Question on Spontaneous SUSY Breaking & Goldstinos

Dec 22, 2014 · Replies 10 · Dec 26, 2014

Replies: 10

Views: 2K

Birth of Stars: Deuterium, H & Li Isotopes

Dec 25, 2014 · Replies 26 · Dec 26, 2014

Replies: 26

Views: 2K

Process of charging particles?

Dec 24, 2014 · Replies 2 · Dec 25, 2014

Replies: 2

Views: 1K

Dark Matter & WIMPs: Why Not Detected in Colliders?

Dec 16, 2014 · Replies 22 · Dec 23, 2014

Replies: 22

Views: 3K

1PI one-loop diagrams for phi^3

Dec 20, 2014 · Replies 15 · Dec 23, 2014

Replies: 15

Views: 9K

What is a GeV/beam? What is 45.6GeV/beam for 1 electron only

Dec 15, 2014 · Replies 6 · Dec 22, 2014

Replies: 6

Views: 2K

Opposite Electrical Charge: Particle Attraction

Dec 19, 2014 · Replies 4 · Dec 20, 2014

Replies: 4

Views: 3K

About neutron decay in neutron stars

Dec 17, 2014 · Replies 13 · Dec 18, 2014

Replies: 13

Views: 3K

Particle Accelerator Experiment

Dec 16, 2014 · Replies 3 · Dec 17, 2014

Replies: 3

Views: 2K

Euler-Lagrange equation (EOM) solutions - hairy lagrangian

Dec 15, 2014 · Replies 6 · Dec 17, 2014

Replies: 6

Views: 2K

Measuring quark colour operator

Dec 16, 2014 · Replies 2 · Dec 16, 2014

Replies: 2

Views: 1K

Pion Decay into Tau and Tau Neutrino: Energy Considerations

Dec 16, 2014 · Replies 2 · Dec 16, 2014

Replies: 2

Views: 2K

Strong and weak nuclear forces?

Dec 15, 2014 · Replies 2 · Dec 15, 2014

Replies: 2

Views: 1K

Proton Mixed A and S wavefunctions charge

Dec 15, 2014 · Replies 1 · Dec 15, 2014

Replies: 1

Views: 1K

Rearranging neutrino expression in see-saw maths

Dec 14, 2014 · Replies 2 · Dec 14, 2014

Replies: 2

Views: 926

Question re SU(2)xU(1) of the SM

Dec 12, 2014 · Replies 11 · Dec 14, 2014

Replies: 11

Views: 2K

Spinorial Field Representation

Dec 7, 2014 · Replies 12 · Dec 14, 2014

Replies: 12

Views: 2K

Transforming Spherical Angles to Cartesian Coordinates for Beam Dynamics

Dec 12, 2014 · Replies 10 · Dec 12, 2014

Replies: 10

Views: 2K

Spinless Salpeter equation non-locality

Dec 11, 2014 · Replies 1 · Dec 11, 2014

Replies: 1

Views: 1K

What Are the Uses of Cryogenics in Large Particle Accelerators?

Dec 9, 2014 · Replies 5 · Dec 11, 2014

Replies: 5

Views: 2K

How to find Internal Symmetries?

Dec 7, 2014 · Replies 13 · Dec 10, 2014

Replies: 13

Views: 2K

Yang-Mills, QED, QCD and Yukawa theories

Dec 7, 2014 · Replies 6 · Dec 9, 2014

Replies: 6

Views: 3K

Building a cloud chamber for Science Fair

Dec 7, 2014 · Replies 3 · Dec 8, 2014

Replies: 3

Views: 4K

Calculating Particle Energy Loss in Gases: Where to Start?

Dec 7, 2014 · Replies 4 · Dec 8, 2014

Replies: 4

Views: 2K

Generating anti-matter through neutrinos

Nov 29, 2014 · Replies 15 · Dec 7, 2014

Replies: 15

Views: 2K

Does Compactification Affect the Uncertainty of Field Localization on a Torus?

Dec 5, 2014 · Replies 6 · Dec 6, 2014

Replies: 6

Views: 1K

What Happened When Alpha Particles Were Aimed at Gold Foil?

Dec 6, 2014 · Replies 1 · Dec 6, 2014

Replies: 1

Views: 2K

Can Positrons Be Manufactured Through Neutron Bombardment?

Dec 2, 2014 · Replies 21 · Dec 6, 2014

Replies: 21

Views: 3K

Symmetry factor of a Wick diagram

Dec 6, 2014 · Replies 4 · Dec 6, 2014

Replies: 4

Views: 3K

How is heat generated in decay?

Dec 5, 2014 · Replies 7 · Dec 6, 2014

Replies: 7

Views: 3K

Accelerating Particles with Lasers - Knowledge for Knowledge's Sake

Nov 26, 2014 · Replies 2 · Dec 5, 2014

Replies: 2

Views: 1K

Substitution in the following supersymmetry transformation

Dec 2, 2014 · Replies 10 · Dec 4, 2014

Replies: 10

Views: 2K

Particle Physics

Welcome to the Particle Physics forum!

Particle physics is a branch of physics that explores the fundamental constituents of matter and the forces acting upon them at the smallest scales. It involves the study of subatomic particles, such as quarks, leptons, and bosons, and their interactions.

Particle accelerators and detectors are crucial tools in this field, allowing scientists to probe the properties of particles by colliding them at high energies. The Standard Model of particle physics encapsulates our current understanding of these elementary particles and their interactions, but researchers continually seek to expand this framework and explore phenomena such as dark matter and dark energy.

Particle physics plays a central role in unraveling the fundamental nature of the universe, helping us comprehend the building blocks that form all matter and the forces governing their behavior.

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