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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Graduate Can there be a particle with baryon number +1 and electric charge -2?
- gella
- · Replies 22 ·
Graduate Charged particle in a box, variable m and e.
- Spinnor
- · Replies 4 ·
Graduate Getting natural units right in particle physics
- QuantumSkippy
- · Replies 7 ·
Undergrad Creating gold from particles was possible
- Jarfi
- · Replies 5 ·
Graduate How to incorporate the neutral current into the Dirac equation
- BobbyV
- · Replies 2 ·
Graduate Where Can I Find References on Composite Quarks and Leptons?
- francesco85
- · Replies 6 ·
How do I assign Greek indices in Jaxo Draw for scientific diagrams?
- Neitrino
- · Replies 1 ·
Graduate What does it mean for a theory to be renormalizable
- Lemaho
- · Replies 1 ·
Graduate Energy and Momentum in Particle Decay
- *FaerieLight*
- · Replies 3 ·
Undergrad What causes electric charges? Repulsion and attraction?
- MoonCream
- · Replies 3 ·
High School What state of matter are atomic particles in (protons, neutrons, ect.)
- fishstix95
- · Replies 6 ·
Undergrad Electromagnetic Radiation Produced During Fission
- miniconfusion
- · Replies 1 ·
Graduate Quantum numbers related to every flavour of quark
- madytr
- · Replies 1 ·
Graduate Srednicki Ch90: How to Identify Electromagnetic Gauge Field
- LAHLH
- · Replies 1 ·
Graduate How do we know each fundamental interaction is a single thing?
- fissure
- · Replies 3 ·
Graduate How to calculate the nuclear size from the strong nuclear force?
- Aidyan
- · Replies 7 ·
Graduate Can electromagnetic, weak, and strong forces change quark flavor?
- XSerenity
- · Replies 2 ·
Graduate Derivation of the PMNS matrix parameterization with CP phases
- Doofy
- · Replies 1 ·
Graduate Should the Feynman graph for muon decay include an arrow on the W boson?
- nonequilibrium
- · Replies 6 ·
Graduate Why is the decay of a single photon impossible?
- nonequilibrium
- · Replies 2 ·
Undergrad What is the validity of half lives being constant in all radioactive isotopes?
- hunt_mat
- · Replies 4 ·
Graduate A puzzle about the higgs mechanism
- Accidently
- · Replies 15 ·
Graduate Do virtual particles interact?
- Lino
- · Replies 4 ·
Graduate Why Does Fission of U235 Release More Energy Than Calculated?
- bphiz
- · Replies 3 ·
Graduate Graviton Propagator and energy-momentum tensor
- Neitrino
- · Replies 1 ·
High School What fills the empty space between electrons and the nucleus?
- Allojubrious
- · Replies 19 ·
Graduate How Does the Pauli Exclusion Principle Explain the Empty Space Inside a Proton?
- bobsmith76
- · Replies 2 ·
Graduate Is funding high energy physics experiments justified?
- arroy_0205
- · Replies 2 ·
High School Atmospheric C14 is measured permil Permil of what?
- Calvadosser
- · Replies 3 ·
Graduate Decay chain of radioactive isotopes
- beee
- · Replies 2 ·
Graduate Why does the neutrino have a magnetic moment?
- Fastman99
- · Replies 14 ·
Graduate Matter-antimatter symmetry and particle charge
- Hypatio
- · Replies 3 ·
Graduate The link between CP violation and neutrino oscillations?
- jeebs
- · Replies 1 ·
Undergrad Why only gamma radiation from nuclear transitions?
- PhysicoRaj
- · Replies 6 ·
Graduate Why do isolated elementary particles and nuclei undergo radioactive decay?
- Katastrofa
- · Replies 12 ·
Graduate EM Experiment Video: Seeking Details of High-Energy Experiments
- dwibbley
- · Replies 1 ·
Undergrad Energy from nuclear fission in the Little Boy bomb
- Edgewood11
- · Replies 1 ·
Graduate Is US Fusion Energy Research at Risk Due to Budget Cuts?
- Khashishi
- · Replies 3 ·
Graduate What does local conservation of charge mean in Feynman's thought experiment?
- AlchemistK
- · Replies 1 ·
Graduate Constraints on interactions of tachyons
- bcrowell
- · Replies 6 ·
Graduate Pauli Exclusion across the three Generations
- TestTubeGames
- · Replies 5 ·
Graduate Proton, antiproton annihilation
- Morrow93
- · Replies 2 ·
Graduate What Defines the Size of an Atom and How Do We Know Force Carriers Exist?
- Helicobacter
- · Replies 8 ·
Generational Similarities: Neutrino Connection?
- alemsalem
- · Replies 5 ·
Graduate Does Wick Rotation Preserve Mass or Orbital Momentum?
- arivero
- · Replies 1 ·
Graduate Neutron - Proton interaction(through down quark)
- suchal
- · Replies 1 ·
Graduate Wave -Particle dualtiy, the most convincing evidence?
- lntz
- · Replies 17 ·
Undergrad Is Mass Really the Opposite of Energy?
- bobsmith76
- · Replies 1 ·
Graduate Degrees of freedom of quantum fields and elementary particles
- Lapidus
- · Replies 1 ·
Graduate What is the conserved quantity for boosts in the Poincare group?
- pinu
- · Replies 1 ·
Graduate Lorentz Algebra Vector Rep: How to Derive 4x4 Matrices?
- Lapidus
- · Replies 2 ·
Graduate Creating MadGraph 5 model folders
- chrispb
- · Replies 1 ·
Graduate Can Nuclear Fusion Power Ever Reach Break-Even Point?
- Tarbel
- · Replies 1 ·
Graduate 2 Q's about statements in Griffiths' book (regarding proton decay)
- nonequilibrium
- · Replies 5 ·
Graduate I have some confusion over neutrino oscillations?
- Doofy
- · Replies 2 ·
Graduate Neutron Absortion cross section for an element
- sm.malkapur
- · Replies 5 ·
Graduate Neutrons don't decay in nuclei because no available states incorrect?
- nonequilibrium
- · Replies 7 ·
Graduate Neutron-Antineutron pair production
- zincshow
- · Replies 1 ·
High School Could a major solar flare knock out nuclear reactor safety?
- fellupahill
- · Replies 1 ·
Graduate All Fermion Base Particles: Charge and Rest Energy-Mass
- TWest
- · Replies 1 ·
Graduate Stability in the family of baryons
- DragonPetter
- · Replies 2 ·
Graduate Singlets and Doublets in SU(2)
- ryanwilk
- · Replies 1 ·
Graduate Right handed particles and SU(2)L gauge invariance
- alemsalem
- · Replies 2 ·
Undergrad Is the Look-Elsewhere Effect Similar to Playing Pool Without Calling Shots?
- DragonPetter
- · Replies 1 ·
Undergrad What happens to neutrons after they are radiated?
- DragonPetter
- · Replies 3 ·
Graduate How analogous is the strong force to photon/electron interaction in QED?
- david findley
- · Replies 7 ·
Graduate Gauge bosons in perturbation theory and three QED questions
- arroy_0205
- · Replies 5 ·
Graduate Why does resonance increase the triple alpha process rate?
- cragwolf
- · Replies 1 ·
Graduate A Problem in Georgi's Lie algebras in particle physics
- zahero_2007
- · Replies 3 ·
Graduate How abundant are the different generations of matter in the universe?
- Helicobacter
- · Replies 5 ·
Graduate Electrons and Positrons - Not elementary?
- teflontactics
- · Replies 9 ·
Graduate Cross section of coulomb sacttering vs Rutherford
- oosgood
- · Replies 2 ·
How to read a particle discovery plot
- 1over137
- · Replies 1 ·
Graduate Is it possible to have a single photon ionize an atom of Francium?
- Ralphonsicus
- · Replies 4 ·
High School Virtual particles in interactions
- lntz
- · Replies 1 ·
Graduate Is c^2 = m/E a Valid Representation of Stable Elemental States?
- jeremynull
- · Replies 2 ·
Graduate Why is the decay of Rho meson into pion and photon suppressed?
- benjammin
- · Replies 2 ·
Graduate Why are there so few detected extrasolar neutrino sources?
- xpell
- · Replies 4 ·
Graduate Why can't an electron have a even lower energy level in atom?
- Edi
- · Replies 8 ·
Graduate Particle Frequency: Neutron Mass 1.0245 amu
- ProjectsBlack
- · Replies 2 ·
Graduate Has anyone noticed that there are patterns everywhere in high energy physics?
- WilliamJ
- · Replies 2 ·
Graduate Smeared quantum fields in everyday QFT
- rubbergnome
- · Replies 3 ·
Graduate Would a massive collection of neutrons be invisible?
- kjamha
- · Replies 17 ·
Graduate Estimating Ion Pairs Produced by 5MeV alpha in UF6
- atomicpedals
- · Replies 1 ·
Graduate SU(5) model, gauge boson decay
- Accidently
- · Replies 2 ·
Graduate How to estimate the upper limit mass of electron neutrino?
- oosgood
- · Replies 1 ·
Graduate Why do we never observe the decay of this particle?
- oosgood
- · Replies 1 ·
Graduate Why does the Higgs boson eat a massless Goldstone boson to gain mass?
- waterfall
- · Replies 9 ·
Graduate Where is the equals sign in the standard model Lagrangian
- k.aqwert
- · Replies 5 ·
High School Would you Hear a Stars Nuclear reactions if you were close to it?
- PVastro
- · Replies 2 ·
Undergrad Is the strong nuclear force truly stronger at greater distances?
- gespex
- · Replies 2 ·
Graduate True or false? Fundamental particles
- very_curious
- · Replies 14 ·
Graduate Could TIME or the age of matter be a factor?
- boldriter
- · Replies 3 ·
Graduate Graviton Quantization: Energy Needs of Particle Accelerator
- serp777
- · Replies 6 ·
Graduate What is the naturalness problem in physics?
- waterfall
- · Replies 5 ·
Graduate Why Does the Lagrangian of a Free Particle Depend Only on Velocity Magnitude?
- Favicon
- · Replies 9 ·
High School Radioactivity, disintegrations and Half Life
- esmeralda4
- · Replies 7 ·
Graduate Determining a mediating force of an Interaction
- Wornstrom!!
- · Replies 1 ·
Graduate Why are all protons identical?
- robert2734
- · Replies 11 ·
Graduate What is the role of coercivity in modeling superconductors in Opera v15?
- harmonizedmot
- · Replies 2 ·