High Energy, Nuclear, Particle Physics Forum

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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.
Undergrad Why Are B Mesons Long-Lived and How Does B-Tagging Work?
  • Malamala
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High School How does the Gamow window change for different reactions?
  • TheCelt
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High School Which one is more efficient in generating high energy Gamma rays?
  • Rev. Cheeseman
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Undergrad Understand selection rules in ##\beta##-decay/EC
  • dRic2
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Undergrad How do you get polarized charged particles?
  • BillKet
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Undergrad Tau Decay: More Pions, Less Ratio?
  • BillKet
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Undergrad How is the weak force related to a change in velocity?
  • SamRoss
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Graduate XRay Help -- Xrays are generated "accidentally" in a HV machine
  • CEDEng
  • · Replies 5 ·
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Undergrad Confused on the premise behind De Broglie's hypothesis
  • DanielR1
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Undergrad Have we observed asymptotically free quarks?
  • awardr
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Undergrad Virtual particles and Heisenberg
  • LuisBabboni
  • · Replies 10 ·
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Undergrad Understanding Gluon Self-Interaction and Quark/Gluon Jet Differentiation
  • Malamala
  • · Replies 9 ·
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Undergrad Why is the weak force a force?
  • LuisBabboni
  • · Replies 6 ·
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High School Gamma rays over very large areas
  • Rev. Cheeseman
  • · Replies 12 ·
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High School Can a high energy kinetic impact stimulate nuclear reactions?
  • essenmein
  • · Replies 7 ·
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Undergrad What is the difference between sensitivity and efficiency in particle detection?
  • kelly0303
  • · Replies 2 ·
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High School How Do We Interpret the Isodose Contours of HERMES III?
  • Rev. Cheeseman
  • · Replies 1 ·
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Undergrad Loss of electron & proton energy due to radiation
  • Adams2020
  • · Replies 9 ·
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9
Graduate High energy symmetry breaking and laws of physics?
  • Suekdccia
  • · Replies 2 ·
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Graduate Developing the Feynman diagram expansion
  • ShayanJ
  • · Replies 2 ·
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Undergrad Is there anything in physics that’s random?
  • Whipley Snidelash
  • · Replies 26 ·
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Graduate Diffussion-limited aggregation and the mobility of particles
  • Sciencestd
  • · Replies 2 ·
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Graduate Construction of real gamma matrices
  • John Greger
  • · Replies 6 ·
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6
Undergrad Majorana Neutrinos: Evidence of Particle vs. Antiparticle?
  • Malamala
  • · Replies 5 ·
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Graduate What are the forces acting on an air particle along a fluid streamline curve?
  • Aeronautic Freek
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Undergrad How Does Binding Energy Relate to Nucleon Distance in Atomic Nuclei?
  • artis
  • · Replies 17 ·
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Undergrad Majorana Mass Plot: Normal & Inverted Hierarchy
  • Malamala
  • · Replies 5 ·
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Undergrad ATLAS and CMS see signs of Higgs->muons decay
  • mfb
  • · Replies 17 ·
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Undergrad Renormalization of scalar field theory
  • Wledig
  • · Replies 3 ·
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3
High School How does the LHC send same charged particles against each other?
  • docnet
  • · Replies 12 ·
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High School Why does the nucleus become unstable as the number of nucleons increases?
  • PainterGuy
  • · Replies 12 ·
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Undergrad Calculating t for H Ions on W Target @2.5 MeV & 100µA F=10^16
  • Kostiantyn
  • · Replies 9 ·
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9
Graduate Spectroscopy of positronium fine structure: 4.5 sigma deviation
  • mfb
  • · Replies 9 ·
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9
Undergrad Is Nuclear fusion possible at room temperature with high preassure?
  • jms4
  • · Replies 6 ·
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6
Undergrad How to read this decay sheet (gamma emission after beta decay)
  • dRic2
  • · Replies 4 ·
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4
Graduate Difference between generations of quarks
  • bilzebor
  • · Replies 7 ·
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7
Undergrad Understanding crossing symmetry: inverse beta decay
  • peguerosdc
  • · Replies 4 ·
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Undergrad How powerful would a collider have to be to observe a sphaleron?
  • ohwilleke
  • · Replies 2 ·
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Undergrad Beta and gamma rays from radium
  • PainterGuy
  • · Replies 1 ·
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High School Are electrons or protons attracted due to their magnetic moments?
  • Javier Lopez
  • · Replies 21 ·
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Undergrad Neutron/proton nucleon destruction by acceleration
  • BernieM
  • · Replies 7 ·
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7
Undergrad Electron's magnetic moment
  • Gaussian97
  • · Replies 0 ·
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Undergrad The Tritium Puzzle: Unravelling Mass-Energy Equivalence
  • Stephen Bulking
  • · Replies 10 ·
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Graduate What pressure would be needed to cause fusion of water?
  • prodigylock
  • · Replies 8 ·
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Undergrad Possibilty of flavor oscillation of an electron
  • Helena Wells
  • · Replies 52 ·
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Undergrad No "i" in the Triple gluon vertex Feynman Rule
  • CAF123
  • · Replies 8 ·
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Graduate How does the number of particles increase the surface adsorption?
  • Sciencestd
  • · Replies 2 ·
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Undergrad Deciphering Decay Chains: Understanding the Complexity of Radioactive Decay
  • nmsurobert
  • · Replies 7 ·
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High School Is the Energy Change and Barrier in Quantum Decay Constant for a Given System?
  • Trollfaz
  • · Replies 1 ·
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High School Alpha particle in a force field depiction
  • hawkslime
  • · Replies 3 ·
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Graduate LHCb discovers a new tetraquark state
  • Wrichik Basu
  • · Replies 6 ·
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Graduate If Neutrinos are majorana particles, does this mean lepton number is not conserved?
  • Helena Wells
  • · Replies 4 ·
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Undergrad Why does a cyclotron only impart linear momentum?
  • bwana
  • · Replies 2 ·
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Undergrad Particle Creation function of beam energy
  • Albertgauss
  • · Replies 5 ·
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High School Fundamental particles and mass quantization
  • artis
  • · Replies 13 ·
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High School Can Tritium and Tritium Fuse in Deuterium-Tritium Plasmas?
  • Flexwheeler
  • · Replies 4 ·
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Graduate Lennard Jones, 3 particles, partition function
  • SchroedingersLion
  • · Replies 4 ·
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Graduate Neutrino decay before electroweak breaking
  • Helena Wells
  • · Replies 1 ·
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Graduate Dark matter experiment XENON1T sees an excess at low energies
  • mfb
  • · Replies 14 ·
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Undergrad T2K sees ~3 sigma evidence for neutrino CP violation
  • mfb
  • · Replies 23 ·
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High School Nuclear wavefunction and Bose-Einstein condensates
  • iymasomhumaan
  • · Replies 6 ·
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Undergrad Understanding the mass of ordinary matter
  • fog37
  • · Replies 14 ·
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Undergrad Can the "same" particle be used in different experiments?
  • Souma
  • · Replies 8 ·
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High School Amount of Plasma [g] in nuclear fusion designs
  • Thomas Sturm
  • · Replies 1 ·
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Undergrad Understanding Nuclear Fusion Cross Section Diagrams
  • BrandonBerchtold
  • · Replies 2 ·
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Undergrad How does the experimentalist deal with Compton Scattering?
  • JD_PM
  • · Replies 1 ·
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Undergrad Why is the electron EDM so small in the SM?
  • Malamala
  • · Replies 8 ·
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8
High School What is the significance of the newly discovered isotope, Mendelevium-244?
  • Astronuc
  • · Replies 0 ·
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Undergrad Low p_t cuts in experimental measurements
  • CAF123
  • · Replies 7 ·
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Graduate IceCube rules out last SM explanation of ANITA’s anomalous neutrinos
  • Wrichik Basu
  • · Replies 3 ·
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Undergrad Special Case of Compton Scattering
  • neilparker62
  • · Replies 9 ·
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Graduate Books/Resources related to the thermal model for particle production
  • TachyonLord
  • · Replies 1 ·
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Undergrad Difference Between T-Odd & T-Violation?
  • BillKet
  • · Replies 31 ·
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High School Curvature radius question for my muon beam experiment
  • faca
  • · Replies 7 ·
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Graduate Energy needed to convert a bound proton to a neutron?
  • Aakash Sunkari
  • · Replies 1 ·
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Undergrad Governing force and Neutron elastic scattering
  • oksuz_
  • · Replies 11 ·
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Undergrad Strong and Weak Nuclear forces at long ranges
  • jaumzaum
  • · Replies 2 ·
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Undergrad Breaking an atom down in it's components.
  • Sebas4
  • · Replies 4 ·
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Undergrad Questions about neutron interactions
  • artis
  • · Replies 20 ·
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Undergrad Simplifying an expression given (on-shell & off-shell) conditions
  • JD_PM
  • · Replies 4 ·
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Undergrad Rewriting Feynman amplitudes and the Dirac equation
  • JD_PM
  • · Replies 2 ·
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2
Undergrad Spontaneous symmetry breaking from a QM perspective
  • kelly0303
  • · Replies 34 ·
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Undergrad How Do You Calculate Traces in Compton Scattering Feynman Amplitudes?
  • JD_PM
  • · Replies 15 ·
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High School Exact cause of radioactive decay?
  • Darwin
  • · Replies 35 ·
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High School What is the Q Value of Beta Minus Decay?
  • harsh22902
  • · Replies 2 ·
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Undergrad Why does the trace show up while computing unpolarized cross sections?
  • JD_PM
  • · Replies 1 ·
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Undergrad Why Is Octupole Deformation Measurable in Nuclei but Not Dipole Deformation?
  • Malamala
  • · Replies 10 ·
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Undergrad Understanding the (polarized) cross section for Compton Scattering by electrons
  • JD_PM
  • · Replies 4 ·
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4
Graduate Confusions on QED renormalization
  • Sven2009
  • · Replies 1 ·
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Undergrad Do Quark Stars Contain Hexaquarks and How Do They Affect Proton Decay?
  • King Solomon
  • · Replies 5 ·
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High School How can a particle be its own antiparticle?
  • RJ Emery
  • · Replies 10 ·
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Undergrad Understanding how to derive the cross-section formula in the CoM frame
  • JD_PM
  • · Replies 14 ·
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14
Undergrad What are the differences between Ion Linac and Electron Linac?
  • dRic2
  • · Replies 4 ·
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4
High School Anti-matter discovery before 1932?
  • Aidyan
  • · Replies 1 ·
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Undergrad Questions about the energy released by nuclear fission
  • brent1369
  • · Replies 4 ·
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Undergrad Calculating 2nd Order Scattering Amplitude: Feynman Diagrams
  • Markus Kahn
  • · Replies 6 ·
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Undergrad When is weak interaction a force?
  • snorkack
  • · Replies 4 ·
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4
Undergrad Low-lying excited states in nuclei
  • kelly0303
  • · Replies 2 ·
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Graduate "Reversal" of Nuclear Decay in Beta Emitters
  • Aakash Sunkari
  • · Replies 4 ·
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Undergrad Building a muon Cherenkov detector
  • a_cool_username
  • · Replies 8 ·
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