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 Are Hadrons and Gluons Symmetric Against Interchange of Colours?
  • PeroK
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Graduate Predicting the positive parity and zero spin of the Higgs boson?
  • Intesar
  • · Replies 7 ·
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Undergrad The SO(3) group in Group Theory
  • sophiatev
  • · Replies 5 ·
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5
High School How Does Nucleon Shape Relate to Quark Number and Electric Quadrupole Moment?
  • jk22
  • · Replies 4 ·
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Graduate W+/W- bosons ratio in proton-proton collision
  • Vicga
  • · Replies 5 ·
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5
Undergrad Looking for Experimental Data on Isotopes (Nuclear Physics and Engineering)
  • Admiralibr123
  • · Replies 6 ·
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Undergrad Estimating decay yields from fits to these distributions
  • Floyd_13
  • · Replies 2 ·
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Undergrad Best Formula for Fitting Nuclear Charge Radius Data
  • kelly0303
  • · Replies 17 ·
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Undergrad Neutrino Helicity and Spin Uncertainty
  • Coltrane8
  • · Replies 1 ·
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Undergrad Question about gluons and nucleon binding
  • artis
  • · Replies 5 ·
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5
High School Relationship between wavelength and concentration of particles
  • angela6884
  • · Replies 16 ·
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Undergrad Transmission electron microscope beam focusing
  • artis
  • · Replies 2 ·
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High School Discovery of the Omega-minus (Documentary)
  • PeroK
  • · Replies 7 ·
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Undergrad Clarification of accelerator physics terminology
  • Wrichik Basu
  • · Replies 16 ·
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16
Graduate Why Proton & Neutron Contain 3 Quarks - Not 2 or 4?
  • mathman
  • · Replies 7 ·
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Undergrad Why can a sigma hyperon decay into 2 or 3 gamma hyperons?
  • sysprog
  • · Replies 19 ·
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High School Does the Feynman diagram process actually exist, or is it just for computation?
  • ronnie snooker
  • · Replies 4 ·
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High School How Do Quarks Affect Subatomic Particles in Quantum Chromodynamics?
  • Attu
  • · Replies 2 ·
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Undergrad Right chiral vs left chiral electrons in the standard model
  • HBrown
  • · Replies 2 ·
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2
High School Cloud Chamber Experiment Help - Identifying Particles
  • Josh_Moore23
  • · Replies 3 ·
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Undergrad Query regarding Fermi Gas model
  • Saptarshi Sarkar
  • · Replies 14 ·
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High School How are Fermions formed from energy?
  • DrDoc
  • · Replies 5 ·
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5
Undergrad How Can Neutral Currents Be Detected in Particle Physics Experiments?
  • Wledig
  • · Replies 8 ·
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8
Graduate Why does this amplitude not vanish by the Ward identity?
  • weningth
  • · Replies 2 ·
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Undergrad Quadrupole deformation in nuclei
  • kelly0303
  • · Replies 9 ·
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9
Undergrad Lab frame and accelerator frame
  • Ruihu Zhu
  • · Replies 4 ·
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4
Undergrad Awesome cloud chamber track (video)
  • Ben123
  • · Replies 7 ·
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7
Undergrad Involuted planes within a circle, Klingelnberg-Palloid involute
  • artis
  • · Replies 13 ·
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Undergrad Understanding Nuclear Rotation: Quantum Numbers and Wavefunctions
  • kelly0303
  • · Replies 1 ·
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Graduate Delta Baryon Quartet: Constructing from SU(2) Symmetry
  • lalo_u
  • · Replies 1 ·
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Undergrad What is the Ideal Plasma Pressure for Successful Fusion?
  • korneld
  • · Replies 3 ·
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Graduate What is the energy release of the CNO cycle in carbon fusion?
  • VictorMedvil
  • · Replies 12 ·
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Undergrad Static and dynamic excited states
  • kelly0303
  • · Replies 3 ·
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Undergrad Relationship between Pileup and inelastic collision events
  • Ruihu Zhu
  • · Replies 6 ·
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High School Is glow in the dark shirt radioactive?
  • chirhone
  • · Replies 6 ·
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6
High School Neutrons, fertile, fissile and fissioning
  • Flexwheeler
  • · Replies 8 ·
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Undergrad Simple explanation for cross section ratio
  • kelly0303
  • · Replies 3 ·
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High School Dark Matter: 6-Quark Particle?
  • BWV
  • · Replies 8 ·
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8
Graduate How can the generators of ##U(1)## be traceless?
  • MathematicalPhysicist
  • · Replies 1 ·
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High School Absorption of beta particles by lead
  • Elbow_Patches
  • · Replies 5 ·
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5
Graduate Symmetric limit in Peskin's and Schroeder's (page 655)
  • MathematicalPhysicist
  • · Replies 4 ·
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Undergrad My cloud chamber didn't make any tracks....
  • doggonemess
  • · Replies 9 ·
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9
Graduate A possible mistake in Equations (18.204)-(18.205) in Peskin & Schroeder
  • MathematicalPhysicist
  • · Replies 5 ·
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Undergrad How Does Hydrogen-Boron Fusion Work?
  • hagopbul
  • · Replies 5 ·
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5
Undergrad Nuclear Force Behavior: Confusing Isospin Dependence
  • kelly0303
  • · Replies 11 ·
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11
Undergrad EDM & Time Reversal: Why Does It Matter?
  • kelly0303
  • · Replies 9 ·
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Graduate A derivation in Peskin and Schroeder in chapter 18.
  • MathematicalPhysicist
  • · Replies 2 ·
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Undergrad Propagator of a Scalar Field via Path Integrals
  • Wledig
  • · Replies 3 ·
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3
Undergrad Nucleus energy levels, neutron energy
  • artis
  • · Replies 15 ·
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High School States of Matter - particles or atoms?
  • Cyberspace
  • · Replies 6 ·
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6
Undergrad Understanding Coherent Neutron Scattering in Hydrogen Molecules
  • kelly0303
  • · Replies 7 ·
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Undergrad Schwartz QFT book, equation 15.59
  • Pnin
  • · Replies 4 ·
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High School A doubt on the fundamental unit of charge
  • Rishabh Narula
  • · Replies 3 ·
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Graduate Electromagnetic transitions of ##\psi(2S)##
  • B4cklfip
  • · Replies 2 ·
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Undergrad Why does mass matter in Rutherford's experiment?
  • Jufa
  • · Replies 23 ·
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Undergrad Confused about the effective range
  • kelly0303
  • · Replies 5 ·
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Undergrad Isospin Operator: Act on |ud> State
  • B4cklfip
  • · Replies 3 ·
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3
Undergrad Antimatter energy from a small amount of mass
  • Galactic explosion
  • · Replies 24 ·
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Graduate Exploring the D0 Experiment: Proportional vs. Mini Drift Tubes
  • Federica
  • · Replies 3 ·
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Undergrad Inner Product Between States of Multiple Particles
  • Wledig
  • · Replies 6 ·
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6
Undergrad Cross Section Formula in Peskin and Schroeder
  • Wledig
  • · Replies 8 ·
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8
High School Anti-matter and matter annihilation
  • Flexwheeler
  • · Replies 3 ·
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High School Deuterium and Tritium in Nuclear Fusion Bombs: A Powerful Combination
  • Flexwheeler
  • · Replies 1 ·
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Undergrad Does the Charge Conjugation Operator Affect Gamma Matrices Similarly?
  • The black vegetable
  • · Replies 2 ·
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High School QFT Applications: Practical Uses & Designs
  • debilo
  • · Replies 3 ·
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Undergrad Velocity of Bosons: Massless Particles & Electromagnetic Force
  • Bob3141592
  • · Replies 6 ·
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Graduate Calculation of amplitude with n=5, k=3 using the book by Arkani-Hamed et al
  • nrqed
  • · Replies 0 ·
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0
Undergrad Effective ways of accelerating a 50 picogram particle
  • BrandonBerchtold
  • · Replies 18 ·
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18
Graduate Why does a layer-like structure occur in a cold plasma?
  • Indula
  • · Replies 11 ·
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11
Graduate Is My Localized Yang-Mills Theory Solution Correct?
  • Antarres
  • · Replies 1 ·
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Undergrad Alpha decay: why Helium nuclei?
  • haushofer
  • · Replies 8 ·
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Undergrad Values of the coupling constants
  • gerald V
  • · Replies 3 ·
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3
Undergrad Is this a way to stimulate an alpha emitter?
  • Spinnor
  • · Replies 3 ·
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3
Undergrad Stability of Nuclei: Why Don't Nuclei Split at Thermal Energies?
  • Zahid Iftikhar
  • · Replies 11 ·
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11
Graduate Gravitational attraction of a particle to a plate
  • pervect
  • · Replies 1 ·
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1
Graduate An exact expression for the fine structure constant
  • Hans de Vries
  • · Replies 1 ·
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1
Graduate What are Virtual Particles? A 10 Minute Introduction
  • Greg Bernhardt
  • · Replies 2 ·
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2
Undergrad Effects of photons having a finite mass
  • Saptarshi Sarkar
  • · Replies 1 ·
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1
Undergrad What is the Minimum Neutron Energy Required for Lithium Fission?
  • B4cklfip
  • · Replies 1 ·
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1
High School Why can I only resolve tangentially on a point particle?
  • etotheipi
  • · Replies 10 ·
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10
Graduate Parameters of neutrino interactions in targets?
  • morenopo2012
  • · Replies 3 ·
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3
High School How does carbon 14 have such a perfect halflife?
  • kevinmorais
  • · Replies 54 ·
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Undergrad Article: Supernovae sparked by dark matter in white dwarfs
  • .Scott
  • · Replies 2 ·
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2
Undergrad Why can we not produce a "giant" nucleus?
  • fxdung
  • · Replies 37 ·
2
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Undergrad On the weak force and beta decay
  • DaTario
  • · Replies 27 ·
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Undergrad Fissionable and Fissile materials
  • Bashayer Abdullah
  • · Replies 1 ·
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Undergrad Color state of quarks in quark-gluon plasma
  • Natchanon
  • · Replies 2 ·
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2
Undergrad Why Does the Higgs Boson Prefer to Decay into W Bosons Over Z Bosons?
  • kelly0303
  • · Replies 2 ·
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Undergrad What are the global symmetries before and after symmetry breaking?
  • wormwoodsilver101
  • · Replies 1 ·
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1
Undergrad Single-particle phase spaces for a system of interacting particles
  • Riotto
  • · Replies 2 ·
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2
High School Can elementary particles truly be at rest in an E field?
  • nmsurobert
  • · Replies 11 ·
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11
High School What happens when gamma rays with ultra-high energies interact with matter?
  • neanderthalphysics
  • · Replies 4 ·
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4
Undergrad New proton radius measurement with electrons favors "muon value"
  • mfb
  • · Replies 23 ·
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Graduate Understanding the Form Factor in Electron Scattering
  • Fosheimdet
  • · Replies 2 ·
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2
Undergrad Tritium Phosphorescence: Understanding Electron Capture and Phosphor Changes
  • Joseph M. Zias
  • · Replies 5 ·
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5
Undergrad How is ##\Phi \rightarrow K^{+}K^{-}## decay possible?
  • mPlummers
  • · Replies 4 ·
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Undergrad Energy resolution of a homogeneous calorimeter
  • hipa7
  • · Replies 1 ·
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Graduate Cross section from subgraph in electron-proton DIS
  • weningth
  • · Replies 3 ·
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3
Undergrad Can a fusion reaction propagate in a cappilary?
  • Christofer Br
  • · Replies 2 ·
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2
Undergrad Energy momentum of massless particles
  • Ranku
  • · Replies 1 ·
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