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 What are the quantum numbers of the Higgs boson?
- Jochent
- · Replies 5 ·
Graduate Explaining the Discrepancy of W+2jets Signals at Tevatron
- Safinaz
- · Replies 2 ·
Graduate Off-shell Particle Decay: Does Mass Affect Cross Section?
- Safinaz
- · Replies 1 ·
Graduate What is the reason behind the HQET Lagrangian identity?
- Einj
- · Replies 7 ·
Graduate Question concerning the direction of the vector r in the FL
- 3102
- · Replies 3 ·
Graduate Calculating Beta Function for Scalar QCD Theory
- abrata
- · Replies 1 ·
Graduate Binding Energy Curve Misunderstanding
- tfortmuller
- · Replies 2 ·
Graduate Massive Vector Boson E.o.M.: Minimize Action & Lorentz Gauge?
- ChrisVer
- · Replies 1 ·
Graduate What is Nc in the R Ratio formula? re CDF detector measurements
- rwooduk
- · Replies 5 ·
Graduate The Potential of Antimatter Fusion: Answers from Experts"
- zephramcochran
- · Replies 3 ·
Graduate Lowest energy neutrino transmutations
- snorkack
- · Replies 7 ·
Undergrad Neutrino Spectrum: What Is It & How Is It Like Light Spectrum?
- alvarogz
- · Replies 3 ·
Graduate Octets for Baryons: What is the Other Octet?
- jono90one
- · Replies 1 ·
Graduate W+ or W- in neutrino collisions
- mrcotton
- · Replies 3 ·
Graduate Proving SuSy Algebra Fulfillment for Qa & Qb Commutation
- ChrisVer
- · Replies 4 ·
Graduate What is Decay Width & Its Relation to Particle Lifetime
- Qubix
- · Replies 1 ·
Graduate Particle number lorentz invariant?
- metroplex021
- · Replies 20 ·
Graduate Quark-Gloun plasma thermodynamics
- Mordred
- · Replies 4 ·
Graduate How can a proton form a neutron?
- Matriculator
- · Replies 3 ·
Graduate Electron mass radiative corrections
- Safinaz
- · Replies 1 ·
Undergrad Deuterium Bulb Safety - What Happens if it Breaks?
- teaforone
- · Replies 4 ·
Graduate Where do the jets come from in quark-antiquark interactions?
- nabeel17
- · Replies 9 ·
Graduate Why does ψ'' have a lower leptonic branching ratio compared to ψ' and J/ψ?
- Ichimaru
- · Replies 2 ·
Undergrad Spatial distribution of radiation from radioactive elements
- zephramcochran
- · Replies 9 ·
Undergrad What is the distribution of mass in an atomic nucleus?
- carllacan
- · Replies 4 ·
Graduate Why are exited states of an Isotope metastable?
- kuecken
- · Replies 4 ·
Graduate Neutrinos incident on target - interaction with nucleons or nuclei?
- Naz93
- · Replies 3 ·
Graduate Pion Decay into Gamma rays angle
- cooev769
- · Replies 2 ·
Graduate Virtual bosons and conservation of energy
- a dull boy
- · Replies 6 ·
Graduate Penguin diagrams and CP violation
- Einj
- · Replies 6 ·
Graduate Conserved charge from Lorentz symmetry
- spookyfish
- · Replies 5 ·
Undergrad Net Charge of Daughter Atoms in Radioactive Decay: Does it Always Change?
- kelvin490
- · Replies 2 ·
Undergrad Undergrad Research - Parabolic Cherenkov Detector
- BeBattey
- · Replies 1 ·
Graduate Baryon Multiplets and quark content
- Naz93
- · Replies 3 ·
Graduate Why EM and weak interaction are unified
- karlzr
- · Replies 2 ·
Graduate Pair Production, electron and positron from isolated photon
- cooev769
- · Replies 10 ·
Undergrad When determining if a decay is possible, is there a method to use?
- rwooduk
- · Replies 6 ·
Graduate Photon helicity: Wigner's unitary rep. of Poincare group and gauge symmetry
- tom.stoer
- · Replies 67 ·
Graduate How to Determine the Range of Strong and Weak Interaction
- Primroses
- · Replies 4 ·
Graduate Understanding Color Factors in Eq. 8.45-8.46
- spookyfish
- · Replies 2 ·
Graduate How Does Chiral Symmetry Breakdown Influence Meson Mass Differences?
- ChrisVer
- · Replies 1 ·
Graduate Proving the "Thread Change: Spinor Identity
- ChrisVer
- · Replies 3 ·
Graduate Counting degrees of freedom for Goldstone bosons
- karlzr
- · Replies 10 ·
Graduate Rules of Parity and Charge Conjugation Parity
- 1Kris
- · Replies 1 ·
Graduate Possible decays of buttomonium
- kuecken
- · Replies 2 ·
Graduate Is the point of QFTs that we can 'derive' particles?
- Doofy
- · Replies 9 ·
Undergrad How does U 238 change to U 235 in natural in earth
- taregg
- · Replies 3 ·
Graduate Why only delayed neutrons matter ?
- Leb
- · Replies 7 ·
Undergrad How Do Ionization and Radiation Energy Loss Differ in Materials?
- tableshark
- · Replies 3 ·
Graduate Breit-Wigner Distribution: What is it & How is it Used?
- nakulphy
- · Replies 7 ·
Graduate Beta Decay Q&A: Quarks, W Bosons & More
- To the lab
- · Replies 8 ·
Graduate Unveiling the Mystery of Proton Spin
- ChrisVer
- · Replies 14 ·
Graduate Zero dipole moment in stationary state?
- paulzhen
- · Replies 1 ·
Undergrad Can this diagram make any sense? [counts of alpha decay]
- MortalWombat
- · Replies 5 ·
Graduate Wilson Cloud Chamber: Observing Cosmic Particles
- RJ Emery
- · Replies 1 ·
Graduate Particle Decay: Radioactivity & Reversibility
- Colin Cheng
- · Replies 6 ·
High School Isotopes: Proton vs Neutron Counts
- Colin Cheng
- · Replies 4 ·
Graduate Pauli exclusion regarding nucleons
- dimwatt
- · Replies 1 ·
Graduate Why Is Carbon-14 Radioactive Despite Its Small Nucleus Size?
- Colin Cheng
- · Replies 6 ·
Graduate Doubt on sign of the propagator on Peskin
- Einj
- · Replies 3 ·
Graduate Feynman diagram for radiative transition
- kuecken
- · Replies 1 ·
Graduate Spontaneous symmetry breaking and the photon/baryon ratio
- EnSlavingBlair
- · Replies 5 ·
Graduate How can majorana neutrinos still be CP violating?
- lizzie96
- · Replies 4 ·
Graduate Fierz Identity Question: Understanding the Transformation and Matrices
- Einj
- · Replies 2 ·
Graduate Is the higgs boson the mediator of the higgs field?
- kmm
- · Replies 31 ·
Graduate Feynman diagram for pair annihilation
- spaghetti3451
- · Replies 5 ·
Graduate Why can't we detect neutrino-antineutrino annihilation?
- bcrowell
- · Replies 11 ·
Graduate Are Neutrinos the Missing Dark Matter?
- abitslow
- · Replies 9 ·
Graduate Can dyons be broken down into scalar and pseudoscalar components?
- bsaucer
- · Replies 2 ·
Graduate E.o.m. for a particle in a sphere of dust
- tom.stoer
- · Replies 1 ·
Graduate A question about Feynman diagrams
- spookyfish
- · Replies 15 ·
Graduate Can We Consider Elementary Particles and Gravity Without a Minkowski Metric?
- ChrisVer
- · Replies 7 ·
Graduate Why massless particle can only have two helicity states?
- liucl78
- · Replies 4 ·
Graduate A manifesto on gauge invariance - how am I wrong?
- gn0m0n
- · Replies 11 ·
Graduate Conservation of angular momentum in nuclear physics
- burgjeff
- · Replies 2 ·
Graduate Electron-Muon Scattering Cross Section
- boltzman1969
- · Replies 2 ·
High School Energy of Particle: How to Calculate Joules from Temp
- PhysicoRaj
- · Replies 9 ·
Graduate Gauge invariance Vs. Gauge covariance
- majon
- · Replies 14 ·
Graduate In the formation of bonds, is Binding Energy absorbed or released
- fandi.bataineh
- · Replies 6 ·
Graduate Hamiltonian formulation of QCD and nucleon mass
- tom.stoer
- · Replies 2 ·
Graduate Why Study Hadron Physics and the Decay Constant of Mesons?
- Hluf
- · Replies 1 ·
Undergrad Where do the initial neutrons come from?
- Eagle9
- · Replies 5 ·
Graduate Where Does the Energy Go in Atomic Collisions?
- godingly
- · Replies 2 ·
Graduate Matter Vs. Antimatter-They have reversed charge, but sadly not reverse gravity.
- krash661
- · Replies 26 ·
Graduate Particle Physics Table: Find All Particles & Properties
- DataGG
- · Replies 4 ·
Graduate Furry's theorem and soft bremsstrahlung
- Einj
- · Replies 2 ·
Graduate Why we use the trace calculation?
- Hluf
- · Replies 2 ·
Graduate Feynman diagrams with odd number of vertices.
- Spinnor
- · Replies 4 ·
Graduate How to determine the decay mode probability of a pion
- rwooduk
- · Replies 8 ·
High School Possible webpage title: Understanding Nucleus Spin in Atoms
- M.Kalai vanan
- · Replies 5 ·
Graduate Centre of mass frame in nuclear reactions?
- AntiElephant
- · Replies 6 ·
Graduate Minimal subtraction vs Momentum subtraction schemes
- Einj
- · Replies 9 ·
Graduate Advanced : HQET Derivative manipulation
- Hepth
- · Replies 1 ·
Graduate Plasma Multipactor by Gene Meeks: Self-Sustaining Power Device?
- p75213
- · Replies 2 ·
Graduate Orbital quantum number in the shell model
- burgjeff
- · Replies 2 ·
Graduate Difference between heavy and light mesons
- Hluf
- · Replies 2 ·
Undergrad Why don't dark matter and other such particles hit us?
- WriterMon
- · Replies 15 ·
Graduate Have Quark Collision Experiments Revealed the Nature of Matter?
- L.Newton
- · Replies 7 ·
Graduate Why is Planck time scaled by c^5?
- apeiron
- · Replies 6 ·