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 Classical particle in a 2D box
- jordi
- · Replies 4 ·
Graduate Phasing 2 Electrons' Wavefunctions
- Pwestchester
- · Replies 13 ·
Undergrad Are single-photon exchanges equivalent to continuous electron-electron interaction?
- kelly0303
- · Replies 2 ·
Undergrad Antimatter atoms vs atoms with greater mass?
- Garbus
- · Replies 2 ·
Undergrad Myers mass formula to find the valley of stability for A=56
- Leonardo Machado
- · Replies 1 ·
High School What does QFT really predict about matter/anti-matter interactions?
- hyksos
- · Replies 6 ·
Undergrad Nuclear Doppler broadening of resonances
- dRic2
- · Replies 6 ·
High School Nuclear binding FORCE or ENERGY?
- Sophrosyne
- · Replies 5 ·
High School Can We Use Nuclear Weapons to Stop a Comet Impact?
- GaiaShield
- · Replies 5 ·
Undergrad Relation between tensor decomposition and helicity amplitude
- CAF123
- · Replies 1 ·
Graduate Cluster Decomposition.Vanishing of the connected part of the S matrix.
- Alex Cros
- · Replies 2 ·
Graduate Why does the charge operator in QED have an infinite vacuum term?
- Malamala
- · Replies 1 ·
Undergrad What is the point of regularization?
- AndrewGRQTF
- · Replies 1 ·
Undergrad Boltzmann particle distinguishability
- rabbed
- · Replies 23 ·
Undergrad Interpreting SM Lagrangian "differential particle" terms
- Seirios
- · Replies 6 ·
Graduate Verifying the Relation in Yang-Mills Theory with a Scalar Field
- Othin
- · Replies 30 ·
Graduate Is There an Open Source Code for (a,n) Reaction Simulation?
- Dimitris Catzis
- · Replies 2 ·
Undergrad Does a photon experience time while interacting with the weak force?
- DHO232
- · Replies 6 ·
Undergrad Hadronization in electron-positron collisions
- kelly0303
- · Replies 3 ·
Graduate Understanding Integration by Parts in Quantum Field Theory
- looseleaf
- · Replies 2 ·
Undergrad Why do some mesons have = sign while others have ≈ in their composition?
- kelly0303
- · Replies 1 ·
Undergrad Electroweak force and electrons
- Philipsmett
- · Replies 1 ·
Undergrad Can a White Dwarf Collapse into a Neutron Star Without a Supernova?
- PeterB
- · Replies 4 ·
Undergrad Equation of motion Chern-Simons
- Lapidus
- · Replies 13 ·
Undergrad Isobar states decay probabilities
- kelly0303
- · Replies 1 ·
Undergrad Critical radius for nuclear reactions
- Decimal
- · Replies 2 ·
Graduate How does Peskin derive equations 2.51 and 2.52 from equation 2.50 on page 27?
- Rapivcci
- · Replies 2 ·
High School How does one change the isotope of an element?
- ScienceKid2005
- · Replies 4 ·
Graduate Decomposition of tensors into irreps (Georgi's book)
- PineApple2
- · Replies 15 ·
High School Could you travel using nuclear bombs?
- Audun Nilsen
- · Replies 14 ·
High School Differential cross sections in Pythia
- Aleks Belov
- · Replies 5 ·
High School Color Confinement in Dense Regions?
- metastable
- · Replies 1 ·
Graduate How Does the Majorana Neutrino Behave in Matter?
- TroyElliott
- · Replies 9 ·
Undergrad What is a realistic image of quarks?
- Zeynel
- · Replies 54 ·
High School Why Do Measured Nuclear Radii Differ from Predicted Values?
- Nathan Warford
- · Replies 6 ·
High School Electron - Up Quark Interactions
- metastable
- · Replies 1 ·
Graduate Peskin & Schroeder 5.5: Compton scattering helicity selection rules
- Wan
- · Replies 1 ·
Graduate Temperature of beta decay radioisotope (Sr-90)
- Dimitris Catzis
- · Replies 15 ·
Undergrad What happens to the rest of the mass in Beta+ decay involving a W+ boson?
- oksuz_
- · Replies 3 ·
Graduate Energy released upon ionization of different gases
- Tane
- · Replies 1 ·
Undergrad Differential cross-sectional area - Rutherford's experiment
- mw98
- · Replies 3 ·
Graduate Vlasov-Fokker-Plank(VFP) equation from Boltzmann equation
- Pedro de la Torre
- · Replies 3 ·
Graduate Does Charge Conjugation change the electromagnetic field?
- gjj
- · Replies 3 ·
Graduate Dissociative ionization Monte Carlo simulations
- BryanCasanelli
- · Replies 2 ·
Undergrad What is the significance of the radioactive decay constant?
- Bheshaj
- · Replies 1 ·
Undergrad Help translating Dutch nuclear physics exercises to English
- JD_PM
- · Replies 2 ·
High School Do electron antineutrinos interact with anything?
- nitsuj
- · Replies 16 ·
Undergrad Advancements in Cyclotron Particle Accelerator Design: A Scientist's Perspective
- Edzim
- · Replies 2 ·
High School But WHY do antimatter and matter annihilate on contact?
- biffus22
- · Replies 1 ·
Graduate Radioisotope-induced radioactivity in a protein molecule
- Igor 77
- · Replies 10 ·
High School Can Centrifuging Nuclear Waste Recover Rare Earth Elements?
- clunker
- · Replies 5 ·
High School Are Δ- and Δ+ Antiparticles of Each Other?
- Jorji Foote
- · Replies 2 ·
Undergrad Making World's Smallest MEMS Accelerometer
- Edge5
- · Replies 1 ·
Undergrad Particle Physics vs Quantum Field Theory vs Standard Model
- FourEyedRaven
- · Replies 3 ·
Graduate Why is unitarity important for validating effective field theories (EFT)?
- ChrisVer
- · Replies 1 ·
High School Deriving Exponential Decay Equation
- Jimmy87
- · Replies 3 ·
High School Do Helium Atoms Decay in Complete Isolation?
- waitshift
- · Replies 1 ·
Graduate Notes on Cosmic rays - wave interactions in plasmas
- Pedro de la Torre
- · Replies 2 ·
Undergrad Interpretation of a cross section vs energy graph
- rpthomps
- · Replies 1 ·
Undergrad Are no chemical elements truly stable?
- jfizzix
- · Replies 7 ·
Graduate Intuitive Meaning of the Coleman-Mandula Theorem
- stevendaryl
- · Replies 8 ·
Undergrad Yang-Mills Lagrangian: Is ##F^{\mu \nu}F_{\mu \nu}## a Number?
- AndrewGRQTF
- · Replies 6 ·
High School Do matter and antimatter attract and annihilate when placed together?
- Adhruth Ganesh
- · Replies 6 ·
Undergrad Redundancy in QCD: Is su(4)=su(2)xsu(2) Possible?
- Marty4691
- · Replies 2 ·
Undergrad Why is there this extra term for this correlation function?
- AndrewGRQTF
- · Replies 1 ·
Graduate Reference for the A field of the Weak Force
- MRBlizzard
- · Replies 2 ·
Undergrad How does deadtime in trigger systems work?
- kelly0303
- · Replies 4 ·
Undergrad Relativistic particle in non-uniform magnetic field (math)
- msailer1234
- · Replies 10 ·
High School A New Way to Make Fusion Reactors More Efficient
- NoLifeLine
- · Replies 4 ·
Graduate What Are the Sigma Barred Variables in Weinberg's Spin Statistics Equation?
- filip97
- · Replies 2 ·
High School When does an isotope begin to decay?
- MarkL
- · Replies 5 ·
Undergrad Does Lattice QCD use virtual gluons?
- friend
- · Replies 22 ·
Graduate Why Is the Mixed SU(2) Term Invariant in Scalar Multiplet Models?
- Ramtin123
- · Replies 2 ·
Graduate Why doesn't the neutron decay to udc or udt?
- Dalor
- · Replies 4 ·
Undergrad Pair Production in Empty Space
- Arman777
- · Replies 4 ·
Undergrad How many Feynman diagrams for ψφ → ψφ scattering?
- Milsomonk
- · Replies 2 ·
High School Can Protons Decay at High Speeds without Colliding?
- sqljunkey
- · Replies 5 ·
Graduate Photons per unit of Energy in Cherenkov radiation?
- Frigorifico
- · Replies 1 ·
Undergrad How do gluons mediate color charge if they're particles in flight?
- friend
- · Replies 12 ·
High School Collider in Space? LHC Possibilities Beyond Earth
- Al9
- · Replies 6 ·
Undergrad Top Quark Production in p-p Collisions
- Avogadro Number
- · Replies 3 ·
Undergrad Standard Model (Forces interacting with Matter)
- heavybuilder
- · Replies 12 ·
Undergrad Particle track resolution of the positive lambda particle
- Davephaelon
- · Replies 3 ·
Graduate Relation between chirality and spin
- Frigorifico
- · Replies 4 ·
Undergrad Quark flavor and color independent?
- friend
- · Replies 11 ·
High School Could a Particle Accelerator Create a Black Hole That Destroys Earth?
- DaveC426913
- · Replies 108 ·
Graduate Plotting a Bragg Curve in SRIM
- rphys
- · Replies 1 ·
Undergrad Isotope clock reset debunks earth's age?
- starseeker
- · Replies 16 ·
Undergrad Mass counter term is a derivative at tree level?
- CAF123
- · Replies 2 ·
Graduate Vector Plasma vs. Variable Radioactive Decay
- John_H_Davidson
- · Replies 3 ·
Undergrad Physical interpretation of a plasma (Te, Tv, Tr)
- rwooduk
- · Replies 2 ·
Graduate Re-exciting organic scintillator
- rphys
- · Replies 3 ·
Undergrad Computing QED amplitudes in a collider
- eoghan
- · Replies 2 ·
Undergrad Why is Proton Radiation this Rare in Nuclear Fission Decay?
- consuli
- · Replies 9 ·
Undergrad New: The CLIC 2018 Summary Report
- mfb
- · Replies 0 ·
Undergrad Why there is a general lack of neutrons in the Earth?
- Javier Lopez
- · Replies 2 ·
High School What is the Most Efficient Fuel for Fusion Reactors: T-D, D-D, or D+He-3?
- Basil Currie
- · Replies 3 ·
Graduate Influence on Neutron spectrum due to energy loss of beam
- andy95220
- · Replies 8 ·
Undergrad Where do I get raw data for plotting Bragg curve?
- srbheese
- · Replies 2 ·
Undergrad What Does the Shape of the Higgs Potential Tell Us?
- kelly0303
- · Replies 4 ·