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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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Notation confusion; |\pi N; I, I_3> states

Feb 17, 2013 · Replies 4 · Feb 18, 2013

Replies: 4

Views: 2K

How to do local Physics Analysis ?

Feb 17, 2013 · Replies 6 · Feb 18, 2013

Replies: 6

Views: 2K

How to maintain CPT invariance in Kaon oscillations

Feb 17, 2013 · Replies 8 · Feb 17, 2013

Replies: 8

Views: 3K

Gravity affects quarks at the Planck length and Planck energy

Feb 16, 2013 · Replies 2 · Feb 17, 2013

Replies: 2

Views: 4K

Regarding the Clifford algebra and spinors

Feb 15, 2013 · Replies 9 · Feb 17, 2013

Replies: 9

Views: 3K

How Do Gravitons Facilitate Interaction Between Mass Particles?

Feb 13, 2013 · Replies 14 · Feb 16, 2013

Replies: 14

Views: 3K

Can we determine the NK nuclear detonation strength?

Feb 12, 2013 · Replies 1 · Feb 13, 2013

Replies: 1

Views: 2K

Relationship between dose rate and amount of radioactive particles

Feb 7, 2013 · Replies 2 · Feb 12, 2013

Replies: 2

Views: 2K

How do gravitons mediate the force of gravitation in universe ?

Feb 6, 2013 · Replies 5 · Feb 12, 2013

Replies: 5

Views: 4K

Total Angular Momentum of Circularly Polarised Light

Feb 11, 2013 · Replies 4 · Feb 12, 2013

Replies: 4

Views: 2K

Two reacting nuclei, maximum distance to overcome the coulomb barrier

Feb 10, 2013 · Replies 1 · Feb 10, 2013

Replies: 1

Views: 2K

What is the significance of parity in particle physics?

Feb 10, 2013 · Replies 1 · Feb 10, 2013

Replies: 1

Views: 2K

Does Antimatter Repel Matter Due to CPT Symmetry?

Feb 8, 2013 · Replies 4 · Feb 9, 2013

Replies: 4

Views: 3K

What is the role of photon-photon collisions in the creation of the universe?

Jul 4, 2012 · Replies 6 · Feb 7, 2013

Replies: 6

Views: 2K

Is the Higgs Boson the Key to Understanding Particle Travel Velocity?

Feb 3, 2013 · Replies 14 · Feb 6, 2013

Replies: 14

Views: 4K

Is Bombarding Ir 193 with Alpha Particles to Create Au 197 Possible?

Feb 2, 2013 · Replies 8 · Feb 6, 2013

Replies: 8

Views: 3K

Where to find an alpha radiation silicon detector? (alpha spectroscopy)

Feb 3, 2013 · Replies 3 · Feb 6, 2013

Replies: 3

Views: 3K

Polarization and helicity states

Feb 3, 2013 · Replies 1 · Feb 3, 2013

Replies: 1

Views: 2K

Build Positron Accelerator | Safety Tips & Experiments

Feb 2, 2013 · Replies 3 · Feb 3, 2013

Replies: 3

Views: 2K

Comparing D0 Decay Rates: K(-) + (pi)(+) vs. K(-) + e(+) + (v_e)

Feb 2, 2013 · Replies 2 · Feb 3, 2013

Replies: 2

Views: 2K

Mass of the proton with massless quarks?

Jan 23, 2013 · Replies 8 · Feb 2, 2013

Replies: 8

Views: 5K

How can we measure the mass of quarks?

Jan 30, 2013 · Replies 8 · Feb 2, 2013

Replies: 8

Views: 3K

Rho(0) Meson Decay: Forces & Strengths

Feb 2, 2013 · Replies 3 · Feb 2, 2013

Replies: 3

Views: 6K

Understanding Quark-Gluon Interactions: Deciphering Feynman Diagrams

Jan 31, 2013 · Replies 1 · Jan 31, 2013

Replies: 1

Views: 4K

Relation between particle spin with gradient

Jan 31, 2013 · Replies 1 · Jan 31, 2013

Replies: 1

Views: 1K

Graviton or Higgs Boson: Which Explains the Origin of Gravity?

Jan 29, 2013 · Replies 6 · Jan 30, 2013

Replies: 6

Views: 5K

Why do particles decay and what processes are involved?

Jan 30, 2013 · Replies 3 · Jan 30, 2013

Replies: 3

Views: 2K

How Much Power Is Needed to Create Plasma with Copper Electrodes and Ceramic?

Jan 28, 2013 · Replies 1 · Jan 30, 2013

Replies: 1

Views: 3K

Questions about the higgs boson.

Jan 30, 2013 · Replies 7 · Jan 30, 2013

Replies: 7

Views: 3K

Drell Yan Process: Gamma-Star, Z, and W Mediators

Jan 29, 2013 · Replies 10 · Jan 30, 2013

Replies: 10

Views: 4K

Isospin Asymmetry in Nuclear Matter

Jan 30, 2013 · Replies 1 · Jan 30, 2013

Replies: 1

Views: 2K

Could Tamar Friedmann's New Interpretation Revolutionize QCD Understanding?

Jan 29, 2013 · Replies 1 · Jan 29, 2013

Replies: 1

Views: 3K

When a particle can be a wave

Jan 29, 2013 · Replies 4 · Jan 29, 2013

Replies: 4

Views: 2K

What is Nuclear Binding Energy and How Does it Relate to Mass Defect?

Jan 28, 2013 · Replies 3 · Jan 29, 2013

Replies: 3

Views: 2K

Narrow Width Approximation for a spin 1 resonance

Jan 21, 2013 · Replies 6 · Jan 29, 2013

Replies: 6

Views: 5K

Trying to understand causes and effects of nuclear reactions and radioactivity

Jan 28, 2013 · Replies 3 · Jan 29, 2013

Replies: 3

Views: 4K

Classical electroweak field theory

Jan 27, 2013 · Replies 3 · Jan 29, 2013

Replies: 3

Views: 3K

Quantifying the statistical error in a counting experiment

Jan 22, 2013 · Replies 2 · Jan 28, 2013

Replies: 2

Views: 2K

Symmetries in Sidney Colemans QFT script

Jan 28, 2013 · Replies 4 · Jan 28, 2013

Replies: 4

Views: 2K

The Incredible Shrinking Proton

Jan 25, 2013 · Replies 4 · Jan 28, 2013

Replies: 4

Views: 2K

Why do some unexpected isotopes occur naturally?

Jan 25, 2013 · Replies 6 · Jan 27, 2013

Replies: 6

Views: 2K

Quark Confinement and the discovery of quarks

Nov 10, 2012 · Replies 11 · Jan 27, 2013

Replies: 11

Views: 5K

Helmholtz coil based air thruster?

Jan 25, 2013 · Replies 5 · Jan 26, 2013

Replies: 5

Views: 3K

Average Fermion Current: Understanding the Relation to Background Fermions

Jan 24, 2013 · Replies 1 · Jan 26, 2013

Replies: 1

Views: 2K

What are the fundamental properties of matter?

Jan 11, 2013 · Replies 13 · Jan 25, 2013

Replies: 13

Views: 12K

Can we truly destroy a proton or nucleon?

Jan 8, 2013 · Replies 8 · Jan 24, 2013

Replies: 8

Views: 9K

Lepton Universality: Branching Ratios & Cross Sections

Jan 24, 2013 · Replies 1 · Jan 24, 2013

Replies: 1

Views: 2K

What is the Matter with Matter?

Jan 23, 2013 · Replies 4 · Jan 24, 2013

Replies: 4

Views: 2K

What Formula Should I Use to Calculate Hydrogen Plasma Resistivity at 1 keV?

Jan 22, 2013 · Replies 1 · Jan 22, 2013

Replies: 1

Views: 2K

Z-Boson reasonance and the number of neutrino varieties

Jan 18, 2013 · Replies 3 · Jan 22, 2013

Replies: 3

Views: 3K

Least energy required for creation of a fundamental particle

Jan 20, 2013 · Replies 5 · Jan 22, 2013

Replies: 5

Views: 2K

How much energy is lost due to neutrinos in matter-antimatter reaction ?

Jan 20, 2013 · Replies 3 · Jan 20, 2013

Replies: 3

Views: 3K

Neutron Decay in Neutron Stars: Gravity or Half-Life?

Jan 20, 2013 · Replies 2 · Jan 20, 2013

Replies: 2

Views: 5K

Nuclear Binding Energy (wikipedia is confusing)

Jan 20, 2013 · Replies 7 · Jan 20, 2013

Replies: 7

Views: 2K

Particle energies after beta decay in different frames

Jan 19, 2013 · Replies 2 · Jan 20, 2013

Replies: 2

Views: 2K

Creation of a fundamental particle

Jan 19, 2013 · Replies 6 · Jan 19, 2013

Replies: 6

Views: 2K

Pseudoscalars and pseudovectors

Jan 18, 2013 · Replies 3 · Jan 18, 2013

Replies: 3

Views: 5K

Nucleon Constituents: Virtual Quark Types

Jan 15, 2013 · Replies 6 · Jan 18, 2013

Replies: 6

Views: 3K

Irreducible representation of tensor field

Jan 17, 2013 · Replies 3 · Jan 17, 2013

Replies: 3

Views: 3K

Do Quarks Emit Photons Like Gluons?

Jan 16, 2013 · Replies 5 · Jan 17, 2013

Replies: 5

Views: 6K

Unpacking Nuclear Fission: Understanding Binding Energy

Jan 13, 2013 · Replies 5 · Jan 17, 2013

Replies: 5

Views: 4K

QED perturbation series convergence versus exact solutions

Jan 16, 2013 · Replies 1 · Jan 16, 2013

Replies: 1

Views: 3K

Do baryons only decay via the weak force?

Jan 13, 2013 · Replies 9 · Jan 16, 2013

Replies: 9

Views: 9K

Why Does Z Boson Only Decay to Fermion-Antifermion Pairs?

Jan 14, 2013 · Replies 4 · Jan 16, 2013

Replies: 4

Views: 4K

Pions vs. Fermi Dirac Statistics and Bose-Einstein Statistics

Jan 14, 2013 · Replies 1 · Jan 14, 2013

Replies: 1

Views: 3K

Decay and Atoms: Calculating Mo-99 Requirements at Equilibrium - 1x10^9 Atoms"

Jan 13, 2013 · Replies 2 · Jan 13, 2013

Replies: 2

Views: 2K

How Does Uranium-238 Capture Neutrons and What Happens After?

Jan 13, 2013 · Replies 7 · Jan 13, 2013

Replies: 7

Views: 3K

Question-Rant on Hydrogen to Helium Fusion, and Proton to Neutron Conversion

Jan 10, 2013 · Replies 19 · Jan 13, 2013

Replies: 19

Views: 6K

The lifetime of an unstable nucleus

Jan 13, 2013 · Replies 4 · Jan 13, 2013

Replies: 4

Views: 3K

Particle Decay Order for Beginners

Jan 11, 2013 · Replies 2 · Jan 12, 2013

Replies: 2

Views: 2K

Photon-Photon Interactions: What Determines Pair Production vs. Scattering?

Jan 10, 2013 · Replies 6 · Jan 11, 2013

Replies: 6

Views: 2K

All baryons eventually decay into protons, is this the same with anti-bayrons?

Jan 10, 2013 · Replies 2 · Jan 10, 2013

Replies: 2

Views: 2K

Feynman Diagram for Electron-Proton Attraction

Jan 6, 2013 · Replies 20 · Jan 10, 2013

Replies: 20

Views: 16K

Understanding a p-p collision qualitatively

Jan 9, 2013 · Replies 3 · Jan 9, 2013

Replies: 3

Views: 2K

Feynman diagrams from Quarks and Leptons Halzen and Martin?

Jan 4, 2013 · Replies 3 · Jan 8, 2013

Replies: 3

Views: 3K

How is Antimatter Produced and Used in Particle Accelerators?

Jan 3, 2013 · Replies 9 · Jan 7, 2013

Replies: 9

Views: 3K

Do ALL hadrons eventually decay into protons?

Dec 29, 2012 · Replies 16 · Jan 6, 2013

Replies: 16

Views: 10K

Hadronic Electrons (Wolfram article, 1975)

Jan 4, 2013 · Replies 1 · Jan 5, 2013

Replies: 1

Views: 3K

A little problem with charge operator

Jan 4, 2013 · Replies 4 · Jan 4, 2013

Replies: 4

Views: 4K

Negative temperatures , BELOW 0 Kelvin?-Confirmation please

Jan 4, 2013 · Replies 2 · Jan 4, 2013

Replies: 2

Views: 3K

Do Bosons Sharing Space Imply Extra Dimensions?

Jan 4, 2013 · Replies 1 · Jan 4, 2013

Replies: 1

Views: 2K

Detection of neutrinos from nuclear reactors vs. ambient neutrino noise

Jan 3, 2013 · Replies 2 · Jan 3, 2013

Replies: 2

Views: 2K

Parton distribution functions plot axes

Jan 2, 2013 · Replies 6 · Jan 3, 2013

Replies: 6

Views: 3K

Collisions involving multiple particles

Jan 1, 2013 · Replies 5 · Jan 3, 2013

Replies: 5

Views: 2K

Quantitative Measurements for the Higgs Boson

Jan 1, 2013 · Replies 6 · Jan 2, 2013

Replies: 6

Views: 2K

Can Plasma from Neon Tubes Create a Plasma Jet?

Jan 2, 2013 · Replies 1 · Jan 2, 2013

Replies: 1

Views: 2K

Any reference on Fermi's contribution to nuclear physics?

Jan 2, 2013 · Replies 1 · Jan 2, 2013

Replies: 1

Views: 2K

Can someone explain how pair production happens?

Dec 30, 2012 · Replies 9 · Jan 1, 2013

Replies: 9

Views: 13K

Max Temperature: What's the Limit?

Dec 24, 2012 · Replies 10 · Jan 1, 2013

Replies: 10

Views: 4K

Why Do Neutrinos and Anti-Neutrinos Oscillate Differently?

Dec 31, 2012 · Replies 2 · Dec 31, 2012

Replies: 2

Views: 4K

Potential Alpha source material

Dec 31, 2012 · Replies 1 · Dec 31, 2012

Replies: 1

Views: 2K

Why the Neutrino oscillates and the electron doesn't?

Dec 31, 2012 · Replies 2 · Dec 31, 2012

Replies: 2

Views: 2K

Physical significance of gauge invariance

Dec 26, 2012 · Replies 30 · Dec 31, 2012

2

Replies: 30

Views: 11K

Soft gluons and colinear gluons

Dec 30, 2012 · Replies 2 · Dec 30, 2012

Replies: 2

Views: 3K

If bosons don't interact, then how can gravity affect the path of light?

Dec 29, 2012 · Replies 7 · Dec 29, 2012

Replies: 7

Views: 3K

Irreducible representations of the Lorentz group

Dec 26, 2012 · Replies 9 · Dec 29, 2012

Replies: 9

Views: 4K

Confused about why beta plus decay happens

Dec 29, 2012 · Replies 4 · Dec 29, 2012

Replies: 4

Views: 3K

Can neutral antihydrogen be stored using magnetic fields?

Dec 26, 2012 · Replies 4 · Dec 29, 2012

Replies: 4

Views: 4K

Vertex Feynman Rule Derivations

Dec 26, 2012 · Replies 4 · Dec 28, 2012

Replies: 4

Views: 3K

Renormalised Mass and the Higgs Boson

Dec 26, 2012 · Replies 6 · Dec 28, 2012

Replies: 6

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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