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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Undergrad Fusion reaction deuteron + tritium
- Jasiu
- · Replies 5 ·
Undergrad Tensor integrals in dimensional regularisation
- CAF123
- · Replies 23 ·
Undergrad What is the type of field is exerted by argon plasma?
- ahmed11
- · Replies 9 ·
High School Difference between binding and bonding energy
- anonymous24
- · Replies 4 ·
Undergrad Do Neutrinos Need to be Their Own Antiparticle for Majorana Masses to Exist?
- Trixie Mattel
- · Replies 6 ·
Undergrad Matter/antimatter collisons between "unlike" particles?
- Rob Stow
- · Replies 4 ·
Graduate Tunes and EvntGenerators in MCs
- ChrisVer
- · Replies 2 ·
High School GRB vs Death Star: Could Gamma Rays Destroy Planets?
- Daniel Petka
- · Replies 2 ·
Undergrad Identifying gluon in Feynman diagram
- CAF123
- · Replies 63 ·
Undergrad How do physicists know when they’ve found a Higgs boson?
- Goatman
- · Replies 3 ·
Undergrad Virtual Particles and Energy Scales
- jeffbarrington
- · Replies 3 ·
High School Is our cloud chamber showing correct tracks from U-238 decay chain?
- Jr_Particle_Hunters
- · Replies 4 ·
Undergrad Is the KleinGordon Eq the Wave Eq for Spin0 Scalar particles
- Trixie Mattel
- · Replies 1 ·
High School Calculating heat from decay of a radioactive isotope
- COWilliam
- · Replies 20 ·
Undergrad Can a Z Boson Decay to a Photon Affect Its Weak Charge?
- intervoxel
- · Replies 2 ·
Graduate What Are the Spin States of W Bosons and How Do They Affect Annihilation?
- intervoxel
- · Replies 1 ·
High School Is there anything smaller than quarks?
- Sen Turner
- · Replies 2 ·
Graduate LSZ formula and Field Strength renormalization factor
- Luca_Mantani
- · Replies 1 ·
Undergrad Nuclear reactors and nuclear bombs
- victorhugo
- · Replies 15 ·
Undergrad Possible ways to increase particle detector resolution?
- rageoveralostpenny
- · Replies 19 ·
Undergrad What is a Majorana mass and which particles have it?
- Trixie Mattel
- · Replies 2 ·
Graduate Computation of anomalous dimension in MS scheme
- Luca_Mantani
- · Replies 1 ·
Undergrad Why Monte Carlo Simulations? What do they tell us?
- Notorious QED
- · Replies 9 ·
Undergrad Anti-particle is particle that moves back in time ?
- Arman777
- · Replies 12 ·
Undergrad How do you distinguish pileup from signal events in particle detectors?
- Silviu
- · Replies 4 ·
Undergrad Matrix Elements via Feynman Diagrams
- Sum Guy
- · Replies 1 ·
High School What particles make up an atom?
- Hose way or joshua
- · Replies 2 ·
Undergrad Question about Chirality and the Weak Interaction
- Trixie Mattel
- · Replies 1 ·
Undergrad What is the Matter Field and How Does it Work in Quantum Field Theory?
- Arman777
- · Replies 2 ·
Graduate HIggs coupling to electroweak gauge bosons
- spaghetti3451
- · Replies 1 ·
Graduate Weinberg angle in terms of Higgs mass
- spaghetti3451
- · Replies 2 ·
Undergrad Why do nuclear reactions favor higher binding energy per nucleon?
- victorhugo
- · Replies 2 ·
High School How can you justify that the degree of instability inside a
- Asad Raza
- · Replies 1 ·
Undergrad Why Plot Spin vs Mass^2 in Particle Physics?
- BiGyElLoWhAt
- · Replies 5 ·
Undergrad How does the photon propagator in Feynman diagrams relate to massless particles?
- Silviu
- · Replies 1 ·
Undergrad Photon Polarization: What are indices i and j?
- Silviu
- · Replies 3 ·
Undergrad Why use the mass of 2 electrons in calculation of Q for beta
- Imolopa
- · Replies 10 ·
Undergrad Differences between kinetic and fluid models of plasma
- mody mody
- · Replies 5 ·
Graduate Matching interaction terms and decay processes in standard model
- spaghetti3451
- · Replies 2 ·
Graduate Why is the Integral of Dimensional Regularization Equal to 0?
- Luca_Mantani
- · Replies 2 ·
Graduate Some fun (yet nice) questions on QFT
- ChrisVer
- · Replies 2 ·
Undergrad Derivation of splitting function from cross section
- CAF123
- · Replies 9 ·
Undergrad Casimir's Trick: Summing vs. Averaging Spin Configurations
- Silviu
- · Replies 6 ·
Graduate Electric charge as ##Q = T_{3} + Y##
- spaghetti3451
- · Replies 4 ·
Graduate Schwartz QFT book, Problem 14.3
- wphysics
- · Replies 4 ·
Undergrad Questions regarding DM and particle physics
- Buzz Bloom
- · Replies 20 ·
High School How does deep inelastic scattering reveal quark structure in baryons?
- Glenn G
- · Replies 3 ·
Undergrad What does this symbol represent?
- Ian Baughman
- · Replies 5 ·
High School What is the meaning of decay mode IT in nuclear physics ?
- HemKo
- · Replies 3 ·
Undergrad How is the double blind method used in particle physics?
- Silviu
- · Replies 2 ·
Undergrad Generation number conservation
- bsaucer
- · Replies 6 ·
Undergrad Why is antimatter difficult to create?
- LotusTK
- · Replies 19 ·
Undergrad Can We Neglect Electron Binding Energies in Beta Decay Calculations?
- Cameron95
- · Replies 7 ·
Graduate Invariant combination of SU(3) states
- Luca_Mantani
- · Replies 1 ·
High School What is the Fastest Particle Speed at 0°C?
- javistein
- · Replies 2 ·
Undergrad Physical significance of the s, u and t channels
- Silviu
- · Replies 2 ·
Graduate Does integrated luminosity depend on which triggers are running?
- ChrisVer
- · Replies 1 ·
Undergrad Dominant Feynman diagram for ##b \to s ~l^+ l^−##
- Safinaz
- · Replies 4 ·
Undergrad Can One Interaction Term Represent Multiple Vertices in Feynman Diagrams?
- Josh1079
- · Replies 5 ·
Undergrad ## \mu~\to e~ \gamma ## decay width and neutrino propagator
- Safinaz
- · Replies 3 ·
Undergrad Diameter of nanoparticles formed by dewetting of thin film
- Nick89
- · Replies 1 ·
Undergrad Why are delta resonances close in width
- snorkack
- · Replies 2 ·
High School Can Water and Hydrocarbon Materials Effectively Shield Muons at Sea-Level?
- Jr_Particle_Hunters
- · Replies 7 ·
Undergrad Can a (uuu) baryon exist? If so, why wouldn't protons decay
- Eric Putney
- · Replies 4 ·
Undergrad SU(3) generators in colour and gluon space in QCD
- CAF123
- · Replies 12 ·
Undergrad Does fast compression of 238U increase fission probability?
- Florent_FP
- · Replies 12 ·
Undergrad Unbroken electromagnetic symmetry
- Safinaz
- · Replies 5 ·
Undergrad Particle/planetary simulation with spacecraft
- darkdave
- · Replies 6 ·
High School Do particles actually have a volume?
- droid88
- · Replies 2 ·
High School Standard model particle properties
- calinvass
- · Replies 15 ·
Undergrad Fission caused by positrons - in a fission fragment rocket?
- Al_
- · Replies 11 ·
Undergrad Why is the SM gauge group SU(3)c global, not local?
- CAF123
- · Replies 27 ·
High School Alpha decay produces electron surplus?
- kairosx
- · Replies 1 ·
Undergrad Neutrino oscillation with very low energy neutrinos
- PAllen
- · Replies 8 ·
High School Beta particle penetration in our cloud chamber?
- Jr_Particle_Hunters
- · Replies 10 ·
Undergrad Does Repeated Particle Interactions Lead to Underestimating Energy Loss?
- Ado
- · Replies 6 ·
Undergrad Commutation relation of hypercharge and SU(2) generators
- Safinaz
- · Replies 13 ·
Undergrad What's currently going on with the KATRIN experiment
- Buzz Bloom
- · Replies 7 ·
Graduate Spinor indices on Yukawa coupling terms in electroweak sector
- spaghetti3451
- · Replies 1 ·
High School Can Classical Forces Explain Nuclear Fission and Fusion Reactions?
- mark57
- · Replies 1 ·
High School What is the least likely event that has been observed?
- Grinkle
- · Replies 17 ·
High School False Vacuum: Understanding its Impact on the Stability of the Universe
- oquen
- · Replies 6 ·
Undergrad The propagator of the gauge field
- Monaliza Smile
- · Replies 2 ·
Graduate QFT phi3 Feynman diagrams and correlation function
- ChrisVer
- · Replies 3 ·
Graduate Theoretical basis for natural magnetic monopole discovery
- quantumgeography
- · Replies 13 ·
Undergrad What is the weak isospin of hadrons?
- Ron Paul
- · Replies 3 ·
Graduate Kln theorem and initial-state singularities
- eoghan
- · Replies 1 ·
High School Uniformity of Particles Formed After Big Bang
- Brunolem33
- · Replies 3 ·
Undergrad Can Nuclear Decay Be Controlled?
- Recycler
- · Replies 8 ·
Undergrad In a nuclear decay, where the dM energy goes?
- ORF
- · Replies 1 ·
Undergrad Gibbs paradox for a small numbers of particles
- greypilgrim
- · Replies 3 ·
Undergrad Are There Engineering Applications Of High Energy Physics?
- ohwilleke
- · Replies 12 ·
Undergrad Are There Other Massless Objects Besides Gluons and Photons?
- Bradfordly1
- · Replies 11 ·
Graduate Gauge and Lorentz invariance for Lagrangians
- spaghetti3451
- · Replies 1 ·
Undergrad Does an H proton weigh more than an He proton?
- Sentosa
- · Replies 15 ·
High School What is the smallest possible neutron star?
- Albertgauss
- · Replies 18 ·
Graduate Understanding Mu Pileup Profile in Analysis Papers
- ChrisVer
- · Replies 1 ·
Undergrad Is a Muon/Anti-Muon Multiplier Possible?
- HawkI
- · Replies 10 ·
Undergrad Covariant derivative of field strength tensor
- d8586
- · Replies 2 ·
Graduate Euclidean action and Hamiltonian
- ShayanJ
- · Replies 3 ·