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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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If neutrinos are their own antimatter

Jun 10, 2014 · Replies 15 · Jun 16, 2014

Replies: 15

Views: 3K

Problems with intuition for scattering / x-sections

Jun 15, 2014 · Replies 7 · Jun 15, 2014

Replies: 7

Views: 3K

Plasma Pinch Fusion as a Neutron Source: Questions

Jun 15, 2014 · Replies 1 · Jun 15, 2014

Replies: 1

Views: 3K

Representation symmetric, antisymmetric or mixed

Jun 14, 2014 · Replies 2 · Jun 14, 2014

Replies: 2

Views: 4K

What kinds of particles can decay to Lambda hyperons?

Jun 10, 2014 · Replies 10 · Jun 14, 2014

Replies: 10

Views: 3K

Might particle theory be someday be replaced by an opposing theory?

Jun 13, 2014 · Replies 9 · Jun 13, 2014

Replies: 9

Views: 2K

Can the Z Boson Change Particle Flavors?

Jun 10, 2014 · Replies 13 · Jun 13, 2014

Replies: 13

Views: 4K

What is Color-Suppressed Feynman Diagram at Tree-Level?

Jun 2, 2014 · Replies 5 · Jun 11, 2014

Replies: 5

Views: 6K

What is the Number of Quarks Operator in Quantum Field Theory?

Jun 11, 2014 · Replies 2 · Jun 11, 2014

Replies: 2

Views: 2K

Are We Missing Hidden Dimensions in Our Universe?

Jun 8, 2014 · Replies 3 · Jun 9, 2014

Replies: 3

Views: 2K

Difference between 2to2 interactions

Jun 8, 2014 · Replies 1 · Jun 9, 2014

Replies: 1

Views: 2K

What Is a Lepto-Diquark in Particle Physics?

Jun 8, 2014 · Replies 1 · Jun 8, 2014

Replies: 1

Views: 2K

How the two-body decay momentum distribution transform in lab frame?

Jun 5, 2014 · Replies 1 · Jun 7, 2014

Replies: 1

Views: 3K

Understanding Finetuning: What Does it Mean & How is it Decided?

Jun 2, 2014 · Replies 15 · Jun 7, 2014

Replies: 15

Views: 3K

Is there a connection between the Higgs field and energy in Majorana framework?

May 20, 2014 · Replies 14 · Jun 5, 2014

Replies: 14

Views: 3K

Minimum distance for annihilation

Jun 1, 2014 · Replies 8 · Jun 3, 2014

Replies: 8

Views: 2K

[itex]K^{0}-\bar{K}^{0}[/itex] mixing SQCD

Jun 1, 2014 · Replies 4 · Jun 2, 2014

Replies: 4

Views: 2K

Empirical verification of massive Chirality

May 30, 2014 · Replies 3 · Jun 1, 2014

Replies: 3

Views: 2K

QCD Confinement: Energy of Quark & Momentum Transfer

May 31, 2014 · Replies 2 · May 31, 2014

Replies: 2

Views: 2K

Why free neutrons are unstable?

May 27, 2014 · Replies 8 · May 30, 2014

Replies: 8

Views: 5K

Is the Higgs Field Truly Four-Dimensional?

May 29, 2014 · Replies 12 · May 30, 2014

Replies: 12

Views: 4K

What is the parent of Xenon 133?

May 28, 2014 · Replies 3 · May 30, 2014

Replies: 3

Views: 3K

Calculating the Invariant Matrix

May 29, 2014 · Replies 1 · May 29, 2014

Replies: 1

Views: 2K

Bremsstrahlung wavelength range

May 27, 2014 · Replies 7 · May 29, 2014

Replies: 7

Views: 3K

Color of Microscopic Particles?

May 28, 2014 · Replies 5 · May 29, 2014

Replies: 5

Views: 2K

What group is renormalization group?

May 24, 2014 · Replies 14 · May 28, 2014

Replies: 14

Views: 4K

Neutron scattering as a function of angle

May 27, 2014 · Replies 5 · May 28, 2014

Replies: 5

Views: 2K

XYZ spectroscopy and the existence of possible 4-quark states

May 27, 2014 · Replies 8 · May 27, 2014

Replies: 8

Views: 2K

Correlation function poles in Peskin's derivation of LSZ formula

May 26, 2014 · Replies 5 · May 27, 2014

Replies: 5

Views: 4K

How particles interact with the Higgs Field?

May 25, 2014 · Replies 13 · May 27, 2014

Replies: 13

Views: 3K

Is there any good review articles on quark fragmentation model?

May 26, 2014 · Replies 2 · May 26, 2014

Replies: 2

Views: 2K

Can dark matter skew Earth-based gravitational measurements?

May 21, 2014 · Replies 29 · May 26, 2014

Replies: 29

Views: 4K

How much energy is needed to manipulate the Higgs field?

May 24, 2014 · Replies 18 · May 26, 2014

Replies: 18

Views: 4K

What is the non-local interaction in HQET?

May 25, 2014 · Replies 3 · May 26, 2014

Replies: 3

Views: 2K

Helicity is different form Spin for massless particle(photon)?

May 26, 2014 · Replies 2 · May 26, 2014

Replies: 2

Views: 4K

Unique wave function for a fixed gauge and a velocity and position PDF

Apr 28, 2014 · Replies 2 · May 24, 2014

Replies: 2

Views: 3K

Peskin & Schroeder Problem 4.1

May 22, 2014 · Replies 11 · May 23, 2014

Replies: 11

Views: 5K

Plasma Physics Question - making a protecting shield

May 23, 2014 · Replies 1 · May 23, 2014

Replies: 1

Views: 1K

If one large particle splits into two

May 23, 2014 · Replies 2 · May 23, 2014

Replies: 2

Views: 1K

The differences between plasma and ionized gas

May 21, 2014 · Replies 4 · May 22, 2014

Replies: 4

Views: 4K

What are the Forces Behind Quark Color?

May 22, 2014 · Replies 4 · May 22, 2014

Replies: 4

Views: 3K

CP Operators and Mesons: Investigating Boundaries

May 20, 2014 · Replies 5 · May 21, 2014

Replies: 5

Views: 2K

Why was confirming Higgs mechanism worth it?

May 16, 2014 · Replies 13 · May 21, 2014

Replies: 13

Views: 3K

Does annihilation always produce new particles?

May 14, 2014 · Replies 5 · May 20, 2014

Replies: 5

Views: 3K

Rutherford cross-section from QED

May 20, 2014 · Replies 4 · May 20, 2014

Replies: 4

Views: 3K

Is Λ the ∑ particle? or is Λ the Δ particle? notation clarification

May 17, 2014 · Replies 5 · May 20, 2014

Replies: 5

Views: 2K

Why is the energy of the OMG particle so low compared to its high velocity?

May 19, 2014 · Replies 11 · May 20, 2014

Replies: 11

Views: 3K

Why doesnt neutron scattering violate charge conservation?

May 19, 2014 · Replies 2 · May 19, 2014

Replies: 2

Views: 2K

Neutron Stabilization mechanism?

May 14, 2014 · Replies 7 · May 19, 2014

Replies: 7

Views: 2K

Isospin breaking, charge symmetry and charge indepedence

May 17, 2014 · Replies 3 · May 18, 2014

Replies: 3

Views: 4K

Ortho- and Para-Positronium Decays

May 15, 2014 · Replies 1 · May 16, 2014

Replies: 1

Views: 5K

Why Do Photons and Gravitons Have Classical Counterparts in QFT?

May 14, 2014 · Replies 5 · May 15, 2014

Replies: 5

Views: 2K

Charge Conjugate of the Vacuum

May 15, 2014 · Replies 2 · May 15, 2014

Replies: 2

Views: 3K

Gravitational forces between subatomic particles

May 13, 2014 · Replies 5 · May 15, 2014

Replies: 5

Views: 3K

Does virtual particle-antiparticle annihilation produce anything?

May 14, 2014 · Replies 2 · May 15, 2014

Replies: 2

Views: 3K

Running Constants: Unifying Gaugino Masses in SUSY

May 7, 2014 · Replies 8 · May 12, 2014

Replies: 8

Views: 3K

Are Vectors Defined by Commutation Relations Always Roots in Any Representation?

May 11, 2014 · Replies 6 · May 12, 2014

Replies: 6

Views: 3K

With all news of element 117 being a step closer to the Island of stab

May 7, 2014 · Replies 6 · May 11, 2014

Replies: 6

Views: 2K

Is There a Symmetric Form of the Dirac Lagrangian?

May 11, 2014 · Replies 2 · May 11, 2014

Replies: 2

Views: 2K

Lithium Hydrogen Fusion: Exploring the Science and Safety of Li7 + H Reaction

May 5, 2014 · Replies 13 · May 11, 2014

Replies: 13

Views: 11K

Ques. F Term SuSy Breaking -Bailin & Love

May 9, 2014 · Replies 7 · May 10, 2014

Replies: 7

Views: 2K

Schroediger Equation by Neutrino Oscillations

Apr 28, 2014 · Replies 18 · May 9, 2014

Replies: 18

Views: 5K

What type of field can have a Lorentz invariant VEV?

May 8, 2014 · Replies 8 · May 9, 2014

Replies: 8

Views: 3K

What exactly are anti-neutrinos?

May 5, 2014 · Replies 26 · May 7, 2014

Replies: 26

Views: 4K

A question regarding Y=B+S by a nuclear physics toddler

May 7, 2014 · Replies 9 · May 7, 2014

Replies: 9

Views: 2K

Exchange symmetry when isospin is concerned?

Mar 2, 2014 · Replies 7 · May 7, 2014

Replies: 7

Views: 3K

Plasma assumed as a perfect eletrical conductor?

May 4, 2014 · Replies 4 · May 7, 2014

Replies: 4

Views: 3K

Trying to understand explosions

May 6, 2014 · Replies 2 · May 6, 2014

Replies: 2

Views: 3K

Is the Higgs Field Truly Responsible for the Mass of Fermions?

May 3, 2014 · Replies 6 · May 5, 2014

Replies: 6

Views: 4K

Question on Montonen-Olive duality

Apr 15, 2014 · Replies 2 · May 5, 2014

Replies: 2

Views: 2K

What is the Definition and Nature of Baryon Resonances?

Apr 16, 2014 · Replies 7 · May 4, 2014

Replies: 7

Views: 3K

Atomic Model of Hadrons mass of excited particles

May 3, 2014 · Replies 5 · May 4, 2014

Replies: 5

Views: 2K

How Do Symmetries Relate to Conservation Laws in Physics?

May 3, 2014 · Replies 1 · May 3, 2014

Replies: 1

Views: 2K

Standard model gauge anomaly cancellation

Apr 30, 2014 · Replies 3 · May 1, 2014

Replies: 3

Views: 4K

Are There Undiscovered Particles at Standard Model Energy Scales?

Apr 28, 2014 · Replies 20 · Apr 30, 2014

Replies: 20

Views: 4K

Hermitian conjugate of Dirac field bilinear

Apr 29, 2014 · Replies 7 · Apr 29, 2014

Replies: 7

Views: 7K

Why do we integrate over the relative momentum of interacting particles?

Apr 29, 2014 · Replies 2 · Apr 29, 2014

Replies: 2

Views: 2K

Recent Higgs searches at the LHC

Apr 28, 2014 · Replies 11 · Apr 28, 2014

Replies: 11

Views: 2K

On tree level Feynman diagrams

Apr 25, 2014 · Replies 2 · Apr 26, 2014

Replies: 2

Views: 6K

Alpha & Proton Decay: Explaining Unequal Rates

Apr 22, 2014 · Replies 3 · Apr 25, 2014

Replies: 3

Views: 3K

What are the quantum numbers of the Higgs boson?

Apr 24, 2014 · Replies 5 · Apr 25, 2014

Replies: 5

Views: 3K

Explaining the Discrepancy of W+2jets Signals at Tevatron

Apr 24, 2014 · Replies 2 · Apr 25, 2014

Replies: 2

Views: 2K

Off-shell Particle Decay: Does Mass Affect Cross Section?

Apr 24, 2014 · Replies 1 · Apr 24, 2014

Replies: 1

Views: 3K

What is the reason behind the HQET Lagrangian identity?

Apr 22, 2014 · Replies 7 · Apr 23, 2014

Replies: 7

Views: 2K

Calculating Beta Function for Scalar QCD Theory

Apr 22, 2014 · Replies 1 · Apr 22, 2014

Replies: 1

Views: 4K

Binding Energy Curve Misunderstanding

Apr 22, 2014 · Replies 2 · Apr 22, 2014

Replies: 2

Views: 2K

Massive Vector Boson E.o.M.: Minimize Action & Lorentz Gauge?

Apr 21, 2014 · Replies 1 · Apr 21, 2014

Replies: 1

Views: 2K

What is Nc in the R Ratio formula? re CDF detector measurements

Apr 20, 2014 · Replies 5 · Apr 20, 2014

Replies: 5

Views: 2K

Lowest energy neutrino transmutations

Apr 19, 2014 · Replies 7 · Apr 19, 2014

Replies: 7

Views: 2K

Neutrino Spectrum: What Is It & How Is It Like Light Spectrum?

Apr 16, 2014 · Replies 3 · Apr 18, 2014

Replies: 3

Views: 2K

Octets for Baryons: What is the Other Octet?

Apr 18, 2014 · Replies 1 · Apr 18, 2014

Replies: 1

Views: 3K

W+ or W- in neutrino collisions

Apr 18, 2014 · Replies 3 · Apr 18, 2014

Replies: 3

Views: 3K

Proving SuSy Algebra Fulfillment for Qa & Qb Commutation

Apr 16, 2014 · Replies 4 · Apr 18, 2014

Replies: 4

Views: 2K

What is Decay Width & Its Relation to Particle Lifetime

Apr 18, 2014 · Replies 1 · Apr 18, 2014

Replies: 1

Views: 3K

Particle number lorentz invariant?

Apr 14, 2014 · Replies 20 · Apr 17, 2014

Replies: 20

Views: 5K

Quark-Gloun plasma thermodynamics

Apr 17, 2014 · Replies 4 · Apr 17, 2014

Replies: 4

Views: 2K

How can a proton form a neutron?

Apr 12, 2014 · Replies 3 · Apr 16, 2014

Replies: 3

Views: 3K

Electron mass radiative corrections

Apr 15, 2014 · Replies 1 · Apr 16, 2014

Replies: 1

Views: 2K

Deuterium Bulb Safety - What Happens if it Breaks?

Apr 14, 2014 · Replies 4 · Apr 15, 2014

Replies: 4

Views: 3K

Where do the jets come from in quark-antiquark interactions?

Apr 13, 2014 · Replies 9 · Apr 15, 2014

Replies: 9

Views: 3K

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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