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.
High School Can a fireplace be used as a fallout shelter?
  • Mike S.
  • · Replies 7 ·
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Undergrad When to use Feynman or Schwinger Parametrization
  • Elmo
  • · Replies 1 ·
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1
Undergrad Help getting my Cloud Chamber to work please
  • Tristan_Ruel
  • · Replies 2 ·
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2
Undergrad Kurie Plot Y-Axis: Counts, Energy & Time
  • HYaq
  • · Replies 4 ·
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4
High School Andy Meadowcroft - Introduction (and a question about nuclear fusion)
  • Andy Meadowcroft
  • · Replies 12 ·
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12
Graduate Bubble nucleation and metastable vacuum
  • paralleltransport
  • · Replies 3 ·
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3
Undergrad Is the spin group spin(n) a double cover for O(n)?
  • redtree
  • · Replies 4 ·
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4
High School Sievert lethal radiation doses for Non-Humans (other animals)
  • Silly Questions
  • · Replies 10 ·
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10
Undergrad Why are discontinuous Lorentz transformations excluded from the Poincare group?
  • redtree
  • · Replies 27 ·
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27
High School Iron, Nuclear Stability and Nuclear Energy
  • Silly Questions
  • · Replies 24 ·
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24
High School Unleashing the Power of Nuclear Borehole Cannon: Shooting Projectiles into Space
  • Godspanther
  • · Replies 6 ·
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6
Graduate Klein Gordon Lagrangian -- Summation question
  • LagrangeEuler
  • · Replies 1 ·
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1
High School Quarks, electrons, neutrinos, and photons?
  • diana
  • · Replies 12 ·
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12
Graduate Glueballs - definitive detection
  • MathematicalPhysicist
  • · Replies 10 ·
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10
High School Breit Wheeler Matter Production
  • dansmith170
  • · Replies 6 ·
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6
Graduate What are Z+, Z-, N+, and N- in the Axial Charge Definition?
  • angweieng
  • · Replies 2 ·
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2
Graduate Clarifying Fradkin's Terminology on Quantum Numbers of Gauge Groups
  • paralleltransport
  • · Replies 1 ·
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1
High School Compton Scattering and Inverse Compton Scattering
  • dansmith170
  • · Replies 5 ·
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5
Undergrad Single particle energy detection
  • Malamala
  • · Replies 9 ·
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9
High School Gamma spectroscopy, Compton edge
  • artis
  • · Replies 21 ·
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21
Graduate What knowledge is needed to understand modern QFT research?
  • paralleltransport
  • · Replies 25 ·
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25
Undergrad Why are free parameters bad for a theory?
  • Floyd_13
  • · Replies 8 ·
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8
Graduate Global vs. Local (gauge) Symmetry
  • paralleltransport
  • · Replies 1 ·
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1
Graduate What is Dimensional Transmutation?
  • paralleltransport
  • · Replies 1 ·
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1
Graduate How to understand Proton Structure-function (pdf)
  • edfink234
  • · Replies 4 ·
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4
Undergrad How Will FASERν Transform Our Understanding of Neutrinos at High Energies?
  • fresh_42
  • · Replies 1 ·
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1
Graduate Effective Lagrangian: Breaking Causality or Non-Local?
  • emanaly
  • · Replies 8 ·
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8
Undergrad Non-Relativistic Bethe-Bloch Calculation for Alpha Particle in Xenon"
  • CloudNine
  • · Replies 7 ·
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7
Graduate Any electron/beta coincidence database?
  • RobotGuy
  • · Replies 2 ·
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2
Undergrad Maximum Angle of Deflection for Colliding Particles
  • neilparker62
  • · Replies 4 ·
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4
Undergrad What would a hypothetical quark-quark collision yield?
  • Auxirius
  • · Replies 4 ·
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4
High School Do charged particles always have spin?
  • synch
  • · Replies 3 ·
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3
Undergrad Fermi Gas Model: Energetic Degeneration & the Pauli Exclusion Principle
  • lukka98
  • · Replies 1 ·
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1
High School Are quarks fundamental elements of matter?
  • nauq
  • · Replies 6 ·
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6
Graduate Exploring the Electroweak Interaction: Uniting Weak and Electromagnetic Forces
  • koustav
  • · Replies 16 ·
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16
Graduate Intuition behind asymptotic freedom/slavery
  • paralleltransport
  • · Replies 1 ·
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1
Graduate For the W3 and B bosons, what is their hypercharge and isospin?
  • Frigorifico9
  • · Replies 1 ·
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1
Undergrad Upper end of nucleon overtones
  • snorkack
  • · Replies 4 ·
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4
Undergrad High Background Radiation Rates - Is This Normal?
  • dlgoff
  • · Replies 31 ·
2
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31
Graduate Why is the Higgs mechanism needed?
  • paralleltransport
  • · Replies 5 ·
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5
Graduate $\phi^4$ in $4 - \epsilon$ dimension renormalization beta function
  • paralleltransport
  • · Replies 2 ·
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2
Graduate Wilson Line Propagator: Understanding Eqtn 5.7 & 5.8
  • Elmo
  • · Replies 4 ·
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4
Graduate Beta/gamma decay probabilities
  • CloudNine
  • · Replies 2 ·
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2
High School Using Compton Scattering to Determine Interaction Depth in Materials
  • artis
  • · Replies 2 ·
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2
Undergrad Queries on the operation of the LHC with pilot beams before Run 3
  • Wrichik Basu
  • · Replies 1 ·
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1
Undergrad Particle lifetime (half-life) question
  • aaronll
  • · Replies 7 ·
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7
Undergrad Experimental average lifetime of particles
  • lukka98
  • · Replies 13 ·
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13
Graduate Higgs field was zero right after Big Bang, could it return to zero?
  • Tertius
  • · Replies 2 ·
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2
High School Source radioactivity estimate from a radiation detector
  • artis
  • · Replies 2 ·
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2
Undergrad Discussion of free neutron lifetime
  • Vanadium 50
  • · Replies 7 ·
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7
High School Nuclear Fission & Creation of Plutonium
  • JLynch
  • · Replies 8 ·
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8
High School Regarding electron-positron annihilation
  • Rev. Cheeseman
  • · Replies 5 ·
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5
Undergrad Can Oscillations Explain Neutrino Anomalies?
  • RobertGC
  • · Replies 33 ·
2
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33
Undergrad A test for a superluminal neutrino?
  • RobertGC
  • · Replies 4 ·
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4
Undergrad What evidence supports the theory of gluon masslessness?
  • snorkack
  • · Replies 6 ·
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6
Undergrad Channel electron multiplier as an electron source
  • Christoffer B
  • · Replies 2 ·
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2
Graduate Proof that neutrino flavor oscillation implies nonzero neutrino mass?
  • strangerep
  • · Replies 5 ·
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5
Graduate Measurement from Feynman diagram
  • wasi-uz-zaman
  • · Replies 1 ·
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1
High School Speed of neutrinos - latest results?
  • DaveC426913
  • · Replies 32 ·
2
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32
Graduate Question about S(3) spontaneous symmetry breaking in Peskin & Schroeder
  • Antarres
  • · Replies 4 ·
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4
Undergrad Which machine learning model is best for detecting bottom quarks?
  • Dhananjay
  • · Replies 3 ·
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3
High School Cloud Chambers - I to know what particle this is
  • edusmartin
  • · Replies 3 ·
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3
Undergrad Why Are Preon Models in Particle Physics Often Overlooked?
  • Vanadium 50
  • · Replies 6 ·
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6
Graduate Klystron beam current, drive frequency, LHC CW example
  • artis
  • · Replies 2 ·
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2
Graduate Weinberg's gauge-fixed quantum gravity
  • maline
  • · Replies 4 ·
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4
High School What is made up of all the rest quarks?
  • Sheldon73
  • · Replies 5 ·
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5
Undergrad Ground State in Peskin and Schroeder
  • Diracobama2181
  • · Replies 7 ·
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7
Graduate How to find the value of the baryon asymmetry in this paper
  • Safinaz
  • · Replies 4 ·
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4
Graduate Relation of ionisation voltage vs. pressure for hydrogen
  • T C
  • · Replies 31 ·
2
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31
Undergrad Dependency of phase space generator to differential distributions
  • minits
  • · Replies 11 ·
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11
High School Could Fusion Reactions Occur Randomly in the Atmosphere or Planetary Cores?
  • BWV
  • · Replies 19 ·
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19
Graduate Some basic questions about effective field theory (EFT)
  • Elmo
  • · Replies 1 ·
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1
Graduate Singularity in Rutherford cross section
  • klingerdinger
  • · Replies 15 ·
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15
Undergrad Magnetic dipole in vacuum near absolute zero
  • JonAce73
  • · Replies 1 ·
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1
High School ARC Centre reports HF Gravitational Wave Antenna
  • .Scott
  • · Replies 2 ·
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2
High School How to make this integral with initial conditions
  • Safinaz
  • · Replies 3 ·
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3
High School Electrons, quarks and gluons made from something or nothing?
  • Rev. Cheeseman
  • · Replies 85 ·
3
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85
Undergrad Usable energy from alpha particles?
  • garyTheSnail
  • · Replies 6 ·
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6
High School Which lines are the quark-gluon plasma?
  • Rev. Cheeseman
  • · Replies 4 ·
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4
Undergrad NIF Reaches Threshold of Fusion Ignition
  • neilparker62
  • · Replies 1 ·
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1
Undergrad Maximum acceleration of an alpha particle?
  • Orthoceras
  • · Replies 5 ·
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5
Undergrad Why do modern X ray images have better resolution compared to older ones?
  • artis
  • · Replies 6 ·
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6
High School Energy loss in the beam of LHC
  • phoenix95
  • · Replies 9 ·
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9
Undergrad How Does Beta Decay Relate to the Role of W Bosons in Weak Nuclear Force?
  • PainterGuy
  • · Replies 4 ·
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4
Graduate What is the Lens Addition Equation?
  • Jrs580
  • · Replies 10 ·
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10
Graduate Why does D(1,1) representation of SU(3) give baryon octet?
  • joneall
  • · Replies 3 ·
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3
Undergrad Where Are the Poles of the Integrand for Δ<0 in Wick Rotation?
  • july21
  • · Replies 1 ·
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1
Undergrad Why Is Momentum Preferred Over Velocity in Particle Physics?
  • jackiepollock
  • · Replies 6 ·
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6
Undergrad Pauli-Villars regularization for Vacuum Polarization
  • Korybut
  • · Replies 2 ·
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2
Undergrad Desorption probability calculation
  • CloudNine
  • · Replies 1 ·
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1
High School Shorter half-life and therefore very radioactive -- why?
  • CPW
  • · Replies 3 ·
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3
Undergrad What Software Is Used for Creating Plots in Academic Papers?
  • kimi
  • · Replies 2 ·
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2
High School How does conservation of energy apply at the nuclear level?
  • Vandenburg
  • · Replies 9 ·
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9
High School Question about Iron-56 binding
  • ProjectFringe
  • · Replies 11 ·
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11
High School Is Photon Rotation Key to Solar Wind and Earth's Orbit Stability?
  • EVL361753
  • · Replies 3 ·
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3
Undergrad Energy distribution plot of neutrinos in beta decay
  • Phys pilot
  • · Replies 4 ·
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4
Graduate How to reduce an integral in phase space to a one-dimensional form?
  • RicardoMP
  • · Replies 3 ·
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3
Undergrad Longitudinal DIS Structure functions
  • CAF123
  • · Replies 2 ·
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2
Undergrad More info on HT/HD shielding constants?
  • skywalker
  • · Replies 1 ·
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1
Undergrad Shooting an electron past a positive nucleus (trajectory)
  • phantomvommand
  • · Replies 2 ·
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2