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.
Threads
Graduate Do charges from currents determine the SU(N) multiplet structure?
- Sombrero
- · Replies 1 ·
Graduate What are the factors that determine the different lifetimes of particle decays?
- Scottbob
- · Replies 3 ·
Graduate Are there Rules for Quark Interactions and Particle Formation?
- QueenFisher
- · Replies 2 ·
Graduate Fourth fundamental force discovered in 1986
- shanu_bhaiya
- · Replies 9 ·
Undergrad What happens to radiation once all atoms have decayed?
- vaishakh
- · Replies 10 ·
Undergrad How is the strong force involved in radioactive decay?
- EIRE2003
- · Replies 6 ·
Undergrad Particle Spin Explained: A Beginner's Guide to Understanding Spin Phenomenon
- ukmicky
- · Replies 11 ·
Graduate How Does the 3rd Neutron Form in a Nuclear Fusion Reaction?
- vincentm
- · Replies 8 ·
Graduate Will the LHC find the Higgs field?
- yquantumjumps
- · Replies 33 ·
Graduate Symmetry the new Ptolemaic Theory?
- Ernies
- · Replies 35 ·
Graduate Forces are actually involved in radioactivity
- EIRE2003
- · Replies 23 ·
Undergrad Why is one quark bigger than a proton if protons contain three quarks?
- Eridanus1
- · Replies 5 ·
Graduate How Can Energy Be Unlocked from an Ordinary Pen Using E=mc^2?
- pivoxa15
- · Replies 19 ·
High School Understanding Fusion and Fission: Differences, Uses, and Impact
- dleacock
- · Replies 4 ·
Graduate Can a Functional Equation Solve the Problem of Time in Quantum Gravity?
- eljose
- · Replies 1 ·
Undergrad What is the maximum energy density of photons in one cubic meter?
- benzun_1999
- · Replies 8 ·
Graduate Why isn't an electron the antiparticle of a proton?
- GOD ENTITY
- · Replies 22 ·
Graduate Energy from proton and antiproton
- newbie7.07
- · Replies 2 ·
Graduate These quarks just don't add up.
- Seffywuff
- · Replies 13 ·
Undergrad The constituents of a neutron?
- Jorge Kluney
- · Replies 4 ·
Graduate Do neutrinos have mass if they travel at the speed of light?
- Reshma
- · Replies 4 ·
Undergrad Attraction between two Hydrogen Atoms
- Buckeye
- · Replies 6 ·
Graduate Why can gravitons escape black holes if light cannot?
- Physics101
- · Replies 53 ·
Graduate Do Accelerating Masses Produce Gravitons and Cause Orbit Decay?
- Dale
- · Replies 3 ·
Graduate Heard from a particle physics lecture
- jet10
- · Replies 10 ·
Graduate Why doesn't the neutral pion annihilate?
- QueenFisher
- · Replies 8 ·
Graduate Pair Production from Gamma Rays
- Buckeye
- · Replies 5 ·
Graduate Cobalt 60 and parity violation
- goulio
- · Replies 1 ·
Undergrad Things that's accepted but has not been prooved yet
- danielI
- · Replies 22 ·
Graduate The Electron - Size of Magnetic field vs Size of Electric field
- Buckeye
- · Replies 5 ·
Graduate Where do electrons and neutrinos come from in beta decay?
- Reshma
- · Replies 19 ·
High School What particles and fields exist in a vacuum?
- jhe1984
- · Replies 5 ·
Graduate Quark composition of nucleons : dimensionality ?
- kleinwolf
- · Replies 4 ·
Graduate Congrats Alejandro (hep-ph posting)
- marcus
- · Replies 6 ·
High School Just wondering, why are some atoms radioactive and others not?
- EIRE2003
- · Replies 6 ·
High School Can the nucleus of an atom have an overall “neutral charge”
- GOD ENTITY
- · Replies 8 ·
Graduate Strange way of visualising particle interactions
- FeynmanMH42
- · Replies 1 ·
Undergrad Why is the Anode at the Center of a GM Tube?
- ChumpusRex
- · Replies 2 ·
Graduate Is the Electromagnetic Interaction Affected by Photon Position During Lifetime?
- Kruger
- · Replies 14 ·
Graduate A Geometric Approach to the Standard Model, Greg Trayling
- CarlB
- · Replies 0 ·
Graduate Neutron-Electron and Neutron-Positron Interactions: Is There a Difference?
- jhmar
- · Replies 4 ·
Graduate Particle Accelerators and a 22 caliber bullet.
- cybernomad
- · Replies 10 ·
Graduate Do vacuum fluctuations contribute to vacuum polarization
- Kruger
- · Replies 2 ·
Graduate Can Baez's new paper explain SM gauge in higher dimensions?
- CarlB
- · Replies 7 ·
Graduate Do colliders observe mass first-hand?
- jhe1984
- · Replies 6 ·
Graduate Does Weak Nuclear Force Run Radiation?
- skywolf
- · Replies 1 ·
Graduate Is Anti-Fusion a Viable Concept in Physics?
- aekanshchumber
- · Replies 11 ·
Graduate Significance of isospin and hypercharge
- robousy
- · Replies 11 ·
Graduate What do you need to learn to study QCD and QED?
- michealsmith
- · Replies 9 ·
Graduate A Bose-Einstein condensate of alpha particles
- Loren Booda
- · Replies 23 ·
Graduate Understanding Particle Spin and Dimensional Restrictions
- Spin_Network
- · Replies 6 ·
Undergrad Why not more fusion with a net release of energy?
- pivoxa15
- · Replies 5 ·
Graduate Need Assistance with "QCD and Resonance Physics"
- wing of jupiter
- · Replies 2 ·
Graduate Could Dark Matter Influence Nucleus Decay Beyond Spontaneity?
- Saul
- · Replies 2 ·
Graduate Hadley article on parity: physics/0406118
- CarlB
- · Replies 7 ·
Undergrad Nuclear reaction energy transfer
- Pengwuino
- · Replies 1 ·
High School How fast does a Wilson cloud chamber lose its water vapor?
- gijsbert2002
- · Replies 2 ·
Graduate Is the Concept of a Positron Traveling Backwards in Time Still Accepted in QED?
- QueenFisher
- · Replies 6 ·
Graduate Pseudo Real Group if anomaly free
- robousy
- · Replies 4 ·
What would you see from the perspective of an electron?
- scott_alexsk
- · Replies 25 ·
Undergrad Radio activity lab suggestions
- cap.r
- · Replies 1 ·
Undergrad Experimental methods for measuring the size of nuclei
- ykelvin
- · Replies 1 ·
Graduate Managing Nuclear Waste: Solutions and Potential Risks in Fusion Power Plants
- kleinwolf
- · Replies 2 ·
Graduate What Triggers Electroweak Symmetry Breaking in the Standard Model?
- roger
- · Replies 4 ·
Graduate Are gravitons virtual or real.
- Paulanddiw
- · Replies 1 ·
Undergrad Was Millikan's Oildrop Experiment Ethically Sound?
- Jamesss
- · Replies 1 ·
Graduate Why is anomaly cancellation required in grand unified theories?
- robousy
- · Replies 2 ·
Graduate Quantum Mechanics: Neutron/Proton Exchange?
- peter.mason3
- · Replies 3 ·
Graduate What is Planck time, Planck length, Planck particle
- Caesar_Rahil
- · Replies 5 ·
PANIC 05: Attendees Going to Particles And Nuclei Conf. in Santa Fe NM
- CarlB
- · Replies 8 ·
Graduate Dual Representation and anti-particles
- Norman
- · Replies 11 ·
Graduate What Defines Local vs Non-Local Interactions in Quantum Entanglement?
- Rade
- · Replies 28 ·
Graduate Accelerating neutrons, production of ultracold neutrons
- emil2
- · Replies 8 ·
Graduate Can a Nuclear Force Microscope Manipulate Nucleons Within an Existing Nucleus?
- kleinwolf
- · Replies 5 ·
Graduate How Does Splitting an Atom Release Energy in Fission and Fusion?
- Line
- · Replies 31 ·
Undergrad Can Matter Become a Viable Energy Source?
- Microburst
- · Replies 1 ·
Graduate What is the best reference for understanding group theory in particle physics?
- preet0283
- · Replies 2 ·
Graduate Why does pion decay to a muon show parity violation?
- positron
- · Replies 1 ·
Graduate Are pion and nucleon mass differences due to electromagnetic self-energy?
- kryshen
- · Replies 10 ·
Graduate October issue of symmetry out today
- David
- · Replies 1 ·
Graduate Drawing a Feynman Diagram for K^{*+}→K^0 + \pi^+
- broegger
- · Replies 1 ·
Graduate What do the 5 and 10 representations of SU(5) mean physically?
- robousy
- · Replies 19 ·
Graduate Why must a graviton have spin 2?
- robousy
- · Replies 7 ·
Undergrad Can particle splitting continue infinitely beyond nuclei?
- killza
- · Replies 1 ·
Graduate What type of neutrino forms when electrons merge with protons in a collapsing star core?
- Mk
- · Replies 5 ·
Graduate Why does broken U(1) symmetry imply a zero-mass particle?
- robousy
- · Replies 3 ·
Graduate What is the Casimir Effect and its implications for negative energy?
- WhiteWolf
- · Replies 23 ·
Graduate Creating Matter from Virtual Particles
- Guts
- · Replies 6 ·
Graduate Are There Particles Smaller Than Quarks?
- Ki Man
- · Replies 6 ·
Graduate Electrostatically confined fusion reactor
- MR. P
- · Replies 1 ·
Graduate Understanding Toroidal Drift in Plasma Tokamaks
- symplectic_manifold
- · Replies 3 ·
Graduate Why do particles have antiparticles?
- kiru
- · Replies 15 ·
Graduate Are all fundamental particles singular?
- Loren Booda
- · Replies 15 ·
Graduate Functional variation of Lagrangian densities
- Cinquero
- · Replies 1 ·
Graduate Linus Pauling Close-Packed Spheron Model
- Rade
- · Replies 4 ·
Graduate Particle/Anti-Particle question
- mgiddy911
- · Replies 5 ·
Graduate What will happen if two fermions, like electrons, come together
- touqra
- · Replies 4 ·
Undergrad The most basic constituent of matter
- Moneer81
- · Replies 11 ·
High School How many elementary particles have been discovered?
- Caesar_Rahil
- · Replies 6 ·
Graduate Non-central nature of nuclear force?
- Reshma
- · Replies 5 ·