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 Neutral particle oscillations / quantum number conservation
- Garlic
- · Replies 2 ·
Graduate Are Neutrino Flavors Conserved in Interactions?
- Garlic
- · Replies 1 ·
Graduate Why is the strong force short-range if gluons are massless?
- Dounia
- · Replies 1 ·
Graduate How did quarks group together at the start of the universe?
- Coolamebe
- · Replies 2 ·
Graduate Pi 0 Decay: Chances of e+ e- Gamma vs e+ e-
- Manel
- · Replies 7 ·
Graduate Matter/antimatter annihilation and conservation of mass
- Sheets.256
- · Replies 3 ·
Graduate What Determines the Distance for Matter-Antimatter Annihilation?
- Funestis
- · Replies 10 ·
Undergrad What is this old bottle of 'Uranium' found at my workplace?
- harborwolf
- · Replies 3 ·
Graduate Why is c quark heavier than s while u is lighter than d?
- Garlic
- · Replies 38 ·
Graduate ID Electrons Above Eta 2.0 in ATLAS
- ChrisVer
- · Replies 2 ·
Graduate Why is E_max of beta particles larger than Q?
- murdakah
- · Replies 9 ·
Graduate Why Does Helium-3 Fission into H-3 and H Upon Neutron Absorption?
- murdakah
- · Replies 6 ·
Graduate Argument against quarks being composite particles?
- throneoo
- · Replies 7 ·
Graduate Where Are the Missing Quarks in Particle Physics?
- BluberryPi
- · Replies 7 ·
Graduate Nuclear Dimensions: Why Protons Remain Inside the Nuclear Dimension
- Muhammad Sabih
- · Replies 4 ·
Graduate Why Radioactivity is caused by weak nuclear force?
- Muhammad Sabih
- · Replies 1 ·
Graduate Hermitian Hamiltonian for KG equation
- ShayanJ
- · Replies 5 ·
Insights Neutrino masses and speed - Comments
- mfb
- · Replies 28 ·
Graduate Particle momenta and cross section
- Schwarzschild90
- · Replies 10 ·
Undergrad Nobel Prize in Physics: Neutrinos Changing Identity, Possessing Mass
- gianeshwar
- · Replies 2 ·
Graduate Why Is the Photon One-Point Function Zero in QED?
- taishizhiqiu
- · Replies 1 ·
Graduate Thomson, Modern Particle Physics, Problem 6.7
- blankvin
- · Replies 2 ·
Graduate Thrust imparted from a photon?
- jonatron5
- · Replies 3 ·
Graduate Can the Graviton be faster than light?
- marcgrissz
- · Replies 11 ·
Graduate What causes Cerenkov radiation?
- dmayers94
- · Replies 2 ·
Undergrad Understanding Mass Defect: Energy Calculation in Fusion and Fission
- Ivore
- · Replies 7 ·
Graduate How Does Antimatter React with Matter and What Influences Particle Stability?
- jonatron5
- · Replies 12 ·
Undergrad Why are neutron-neutron interactions necessary for nuclear stability?
- Ellispson
- · Replies 9 ·
Graduate Trouble using the Bethe Formula
- septemberskies
- · Replies 3 ·
Graduate Zero dimensional point particles?
- ajv
- · Replies 2 ·
Graduate The difference between spatial and intrinsic parity
- Coffee_
- · Replies 3 ·
Undergrad How does a charged particle detect another particle at a distance?
- Cosmology2015
- · Replies 2 ·
Graduate Standard Model decompositions of larger group representations?
- Anchovy
- · Replies 4 ·
Graduate Why does omega baryon decay to uds + u-bar-s instead of dss?
- Garlic
- · Replies 15 ·
Graduate Virial expansion integrals with Bessel functions
- Korbid
- · Replies 9 ·
Graduate Pair instability supernova pressure and temperature question
- heartofcourage
- · Replies 4 ·
Graduate How do baryons transform under chiral transformations?
- Andrea M.
- · Replies 4 ·
Graduate Can symmetries in GUTs explain the occurrence of FCNCs in particle interactions?
- Chain
- · Replies 10 ·
Graduate About bare quarks being observed
- Garlic
- · Replies 1 ·
Graduate Why do electrons have intrinsic spin?
- THE HARLEQUIN
- · Replies 44 ·
Graduate Why Does Strange Quark Decay Involve an Electron Instead of a Muon?
- Garlic
- · Replies 2 ·
Undergrad Probability of an unstable atom becoming stable and not
- Einstein's Cat
- · Replies 1 ·
Graduate Functional time-dependent perturbation theory
- ShayanJ
- · Replies 5 ·
Graduate How are neutral pi mesons formed and what is their composition?
- Garlic
- · Replies 3 ·
Graduate Qualitative explanation of scale dependence
- metroplex021
- · Replies 3 ·
Graduate Running Coupling for Weak Interaction
- nigelscott
- · Replies 2 ·
Graduate Orbit decay of particles w/ synchrotron radiation?
- Cibo Matto
- · Replies 1 ·
Graduate Why some particles have no mass even similar sized ones?
- Neon
- · Replies 2 ·
Graduate PT of products larger than initial particle's
- ChrisVer
- · Replies 1 ·
Graduate How many energy a muon will lose when it pass through metal?
- weijia
- · Replies 2 ·
Graduate Neutron production in (strong) magnetic field?
- Sven Andersson
- · Replies 3 ·
Graduate How can the Higgs boson have mass if it creates mass?
- Eli137
- · Replies 30 ·
Graduate Neutron production inside cyclotrons?
- Sven Andersson
- · Replies 5 ·
Undergrad Do all photons have the same energy, and is energy conserved in photon collisions?
- Joe_Limon
- · Replies 20 ·
Graduate What is the Nuclear Spin of Fluorine-19 and How is it Calculated?
- Clear Mind
- · Replies 4 ·
Graduate What's the longest time antimatter was able to be stored?
- Anama Skout
- · Replies 2 ·
Graduate How Did Dirac Solve the Negative Energy Problem in Quantum Field Theory?
- shereen1
- · Replies 2 ·
Undergrad Further Reading on Mass of Photon
- qwertyomega
- · Replies 1 ·
Graduate LHCb results show generation non-Universality (non-SM)
- ChrisVer
- · Replies 10 ·
Graduate Puzzling Chiral Symmetry Breaking
- arivero
- · Replies 16 ·
Graduate Distribution of protons in momentum space in an ion source?
- Sven Andersson
- · Replies 1 ·
Undergrad W,Z,H and some fail in decoupling theorems
- arivero
- · Replies 1 ·
Graduate Large nuclei to proton ratios reduce repulsion in a nucleus
- AnnieM
- · Replies 6 ·
Graduate Understanding Atomic Forces: The Role of Strong and Electromagnetic Interactions
- Dongmin
- · Replies 4 ·
Graduate Understanding Nuclear Fission Yields: U-233, U-235, Pu-239, and Pu-241
- Combustible
- · Replies 4 ·
Undergrad Would protons in LHC lose energy over time if ejected out?
- sphear
- · Replies 9 ·
Graduate Why would the Higgs field cause proton decay?
- CleverBoy
- · Replies 3 ·
Undergrad Why we use wavelength to divided into ray, wave and particle
- isnainidiah
- · Replies 6 ·
Graduate Can Modern Alchemy Turn Lead into Gold, and What Does the Future Hold?
- McHeathen
- · Replies 3 ·
Graduate Can Quarks Move Between Nucleons or Change Arrangement Within One Nucleon?
- Mihai Dinu
- · Replies 2 ·
Graduate Scalar fields and the Higgs boson
- HeavyWater
- · Replies 2 ·
Graduate Sign error in Cutkosky cutting rules for φ³ theory
- thoughtgaze
- · Replies 5 ·
Graduate Excited States of The Deuteron
- devd
- · Replies 7 ·
Undergrad Can we stop protons from moving in LHC?
- ryanuser
- · Replies 9 ·
Graduate Proton-proton I chain and mass defect reactants and products
- Bried
- · Replies 10 ·
Graduate Disconnected graphs, decomposition principle
- SpookyMulder
- · Replies 6 ·
Graduate Mapping antineutrinos from nuclear reactors worldwide
- mfb
- · Replies 12 ·
Undergrad Does the Higgs mass relate to spontaneous fission yields?
- arivero
- · Replies 5 ·
Graduate Mesons other than quark-antiquark states?
- websterling
- · Replies 2 ·
Graduate Can free neutrons be contained in a cloud or solid?
- Kostik
- · Replies 17 ·
Graduate Particle # conservation in a spontaneously broken theory
- EricTheWizard
- · Replies 1 ·
Undergrad What Does True Mean in Particle Simulation Data?
- harten
- · Replies 13 ·
Graduate Anti-##k_T## algorithm for jets
- ChrisVer
- · Replies 1 ·
Graduate What is the wavelength range of gluons in nucleons and baryons?
- DaniV
- · Replies 1 ·
Graduate Can a Blast Wave in a Pipeline Outrun HMX Detonation Velocity?
- Neon Cracklin
- · Replies 1 ·
Graduate Nuclear reaction notation X5(p,α)X6 in carbon cycle
- Alucard
- · Replies 3 ·
Graduate ##\tau \rightarrow e## misidentified as ##\tau_h##
- ChrisVer
- · Replies 5 ·
Graduate Do protons have stong nuclear interaction with other protons
- Cash Fulton
- · Replies 4 ·
Graduate Spallation of Mercury: Neutron Powder Diffraction @ ORNL
- Joe D
- · Replies 2 ·
Graduate What does "the Higgs Boson destroys itself" means?
- Quds Akbar
- · Replies 8 ·
High School Simple test to determine type of radioactive decay
- sonip
- · Replies 8 ·
Graduate Black hole expansion in the LHC?
- Johnny Neutrons
- · Replies 12 ·
Graduate Why does muon capture not release extra energy despite the muon's greater mass?
- Garlic
- · Replies 2 ·
Graduate Can someone explain to me further on QCD
- Agave tequilana
- · Replies 8 ·
Graduate ##W' \rightarrow \tau \nu## not Jacobian?
- ChrisVer
- · Replies 10 ·
Graduate Proton Proton Annihilation: The Energy Behind Fusion
- karoly kehrer
- · Replies 3 ·
Graduate Decay through gravitional interaction
- Garlic
- · Replies 8 ·
Graduate About Abelian U(1) Higgs model
- Paul Draw
- · Replies 5 ·
Graduate Can particles be rejected or repulsed by the Higgs field?
- Sebastien
- · Replies 3 ·
High School Number of elementary particles in an atom
- i.physics
- · Replies 4 ·