High Energy, Nuclear, Particle Physics Forum

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.

Threads

Graduate What Can We Infer About the Isospin of an Alpha Particle?

  • dudu1
  • · Replies 1 ·
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Graduate What does the R-Symmetry do to scalars and fermions in N=4 U(N) SYM?

  • m2411
  • · Replies 3 ·
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3

Graduate How Can Neutrons Emit Bosons Much Heavier Than Them

  • ARAVIND113122
  • · Replies 13 ·
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13

Graduate Do point particles actually have zero size or is that just a mathematical model?

  • Physics-Learner
  • · Replies 10 ·
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10

Graduate Weak interactions that change lepton flavor

  • Sebastian
  • · Replies 7 ·
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7

High School Creating plasma at home for a science fair project

  • mat1101
  • · Replies 8 ·
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8

Graduate Why Are There No 3 Up Quark Nucleons?

  • Kurret
  • · Replies 3 ·
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3

Graduate Do H- annihilation spectra vary with element?

  • danR
  • · Replies 7 ·
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7

Graduate Changing the spin of an electron

  • varadgautam
  • · Replies 5 ·
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5

Graduate Phonons (kintetic waves) in a plasma?

  • treehouse
  • · Replies 14 ·
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14

Graduate High Energy Electron- Proton Collison

  • TWest
  • · Replies 10 ·
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10

Graduate Howard Georgi's book on Lie algebras in particle phy

  • Zorba
  • · Replies 3 ·
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3

Graduate What Are Control and Signal Regions in Particle Physics Experiments?

  • sandiego137
  • · Replies 1 ·
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Graduate What are the different forces that can contribute to particle decay processes?

  • Islam Hassan
  • · Replies 1 ·
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Undergrad Experimenting with Geiger-Müller Tube: Half-Life of Protactinium (Pa)

  • _Mayday_
  • · Replies 6 ·
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6

Graduate How do the B0 and W0 mix to give the photon and Z0 their charge structure?

  • Zarathustra0
  • · Replies 4 ·
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4

Graduate Why does the Meissner effect exclude magnetic fields without using Lenz's law?

  • xfallingstar
  • · Replies 5 ·
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Graduate What is the difference between Lambda -> n + pi^0 and Lambda -> p + pi^- decay?

  • Sebastian
  • · Replies 1 ·
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1

Graduate Higgs Field vs Fields Giving Rise to Virtual Particles

  • Islam Hassan
  • · Replies 4 ·
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4

Graduate Why is Annihilation Not a Force?

  • Islam Hassan
  • · Replies 17 ·
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17

Undergrad Energy required to ionize helium

  • yxgao
  • · Replies 11 ·
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11

Undergrad Do neutrons possess electromagnetic force?

  • Deepak247
  • · Replies 8 ·
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8

Graduate Could ITER's EM field create rotating plasma rings like volcanic steam rings?

  • jumpjack
  • · Replies 14 ·
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14

Graduate What Factors Affect the Lifetime of B+ and Bc Mesons?

  • ghetom
  • · Replies 2 ·
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2

Undergrad Radioisotopes and the Age of the Earth (criticism?)

  • Disputed
  • · Replies 3 ·
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3

Graduate How to Calculate Structure Constants of SU(N) Using Kroenecker Deltas?

  • Lester
  • · Replies 4 ·
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4

Undergrad Sono-luminescence produced nuclear fusion

  • redwraith94
  • · Replies 5 ·
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5

High School If Uranium's half life is 4.5 billion years, why does it become waste

  • AHUGEMUSHROOM
  • · Replies 37 ·
2
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Graduate Why do pions decay via the weak force if the strong force exists?

  • jshoe96
  • · Replies 3 ·
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Undergrad How to Calculate the Energy and Wavelength of K-alpha X-rays for Aluminum?

  • ghallya
  • · Replies 8 ·
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8

Graduate Bohr-Weisskopf effect in light nuclei

  • eXorikos
  • · Replies 1 ·
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1

Graduate Nucleon velocity, mass, and energy in fission

  • jaketodd
  • · Replies 22 ·
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22

Graduate Where does the energy from nuclear reactions come from?

  • Virogen
  • · Replies 2 ·
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2

Graduate Time Dilation's Effect on Radioactive Decay

  • Sothh
  • · Replies 5 ·
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5

Graduate High energy electron/electron collisions

  • Dadface
  • · Replies 2 ·
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2

Graduate Are There Other Particles Besides Tachyons That Enable Time Travel?

  • byron178
  • · Replies 11 ·
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Graduate What is the difference between MeV/c2 and MeV?

  • Deepak247
  • · Replies 1 ·
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Graduate Periodici of radioactive decay

  • lavinia
  • · Replies 15 ·
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Graduate Can high voltage discharge fuse deuterium and tritium in a superconducting tube?

  • digital ranger
  • · Replies 11 ·
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Graduate Has Fermilab "Shot Down" Higgs Boson Theory?

  • Gravitons
  • · Replies 5 ·
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Graduate WW/WZ diboson production in lepton plus jets decays at CDF

  • Andy Resnick
  • · Replies 46 ·
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  • Poll Poll

Graduate Which force mediates a reaction in which a pion and a deuteron form two protons?

  • alby
  • · Replies 1 ·
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Graduate If the singlet gluon existed (and I realize it doesn't)

  • Zarathustra0
  • · Replies 2 ·
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Graduate How/why does spin affect properties of particles?

  • Jarfi
  • · Replies 7 ·
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7

Graduate Antimatter atoms trapped for 16 minutes

  • baywax
  • · Replies 29 ·
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29

Undergrad Energy as a 5th state of matter?

  • Brainguy
  • · Replies 8 ·
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8

Graduate How to calculate nucleon velocities in atoms

  • jaketodd
  • · Replies 4 ·
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4

Graduate Creation or destruction of particol in the state function

  • spocchio
  • · Replies 2 ·
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Graduate What is mass? and is negative matter really possible

  • anj16
  • · Replies 8 ·
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Graduate Feynmann diagram - positron representation

  • prajor
  • · Replies 3 ·
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Undergrad What is the difference between a mass state and an interaction state ?

  • fpa2011
  • · Replies 3 ·
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Graduate What is the 't Hooft Model and Equation in QCD?

  • silmaril89
  • · Replies 2 ·
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Graduate Relativistic H/-H in a neutral beam accelerator

  • danR
  • · Replies 1 ·
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Graduate Mass radii of some simple nuclei

  • Coldy
  • · Replies 5 ·
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Graduate The Higgs Mass and Spontaneous Symmetry Breaking in Cosmology

  • kalish
  • · Replies 6 ·
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Graduate Question on recreating the Big Bang

  • Schreiberdk
  • · Replies 7 ·
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7

Graduate What happens when matter and antimatter collide?

  • Rock987
  • · Replies 1 ·
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Undergrad Why do theoretically stable elements eventually decay?

  • cshum00
  • · Replies 8 ·
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8

Graduate An axial force between neutrinos.

  • BDOA
  • · Replies 6 ·
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Graduate Why do radiative corrections means changing particle masses?

  • jeebs
  • · Replies 8 ·
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8

Undergrad Understanding Sieverts and Their Impact on Human Health

  • Petr Mugver
  • · Replies 7 ·
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7

Graduate What is the role of a 1+15 Higgs-sector in GUTs?

  • timb00
  • · Replies 7 ·
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Graduate Photon vs. Z-boson - one massive, one massless, mix of same things?

  • jeebs
  • · Replies 1 ·
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Graduate What Happens to Neutrons in Matter/Anti-Matter Annihilation?

  • hakon
  • · Replies 57 ·
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Graduate Are quarks inside nucleus naturally entangled?

  • Varon
  • · Replies 4 ·
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4

High School What are elements 113 and 115 used for?

  • Mackay1011
  • · Replies 15 ·
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Graduate Dimensional Regularization Problem

  • tsak
  • · Replies 14 ·
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Graduate Color conservation in gluon fragmentation

  • Manojg
  • · Replies 8 ·
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8

Undergrad Why is energy released during nuclear fission?

  • Boomka
  • · Replies 2 ·
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2

Graduate Does gluon oscillation violate color conservation?

  • Zarathustra0
  • · Replies 4 ·
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4

Graduate What is the significance of the Casimir operators in QCD?

  • metroplex021
  • · Replies 1 ·
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1

Graduate Are all transfer in energy a result of Boson interactions?

  • Skyler0114
  • · Replies 2 ·
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2

Graduate How does the Oh-My-God particle calculation give 21 years at 1516c?

  • 1MileCrash
  • · Replies 5 ·
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5

Graduate Why is element 126 special in the island of stability?

  • Lazernugget
  • · Replies 11 ·
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11

Graduate How do neutrons and protons behave at 1 or 2 GeV?

  • Deepak247
  • · Replies 6 ·
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6

Graduate Is CERN LHC suppose to create matter or simply analyse debris of collision ?

  • azoulay
  • · Replies 14 ·
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Graduate Types of quantum fields and where the Higgs field fits

  • Varon
  • · Replies 3 ·
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3

Graduate Why is it that neutrino oscillations are allowed to happen in terms of energy?

  • jeebs
  • · Replies 5 ·
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5

Graduate Particle detection during collisions

  • humsafar
  • · Replies 12 ·
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12

Graduate What is the Equation on My CERN T-Shirt?

  • Coin
  • · Replies 8 ·
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8

Graduate How Does Charge Affect Kinetic Energy in Particle Accelerators?

  • Physicsist
  • · Replies 2 ·
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2

Graduate Fermi and Gamow-Teller beta decays

  • JesseC
  • · Replies 2 ·
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2

Graduate How can you determine which bosons are used in reactions in QFT?

  • Crosshash
  • · Replies 4 ·
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4

Undergrad The difference between fusion and fission?

  • RADboy
  • · Replies 7 ·
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7

Graduate Field Transformations: Connections to Symmetries

  • maxverywell
  • · Replies 3 ·
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3

Graduate Plasma: Electrons, Atoms and Magnetic Fields

  • superg33k
  • · Replies 8 ·
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8

Graduate Why do we need more fermion generations in particle physics?

  • zankaon
  • · Replies 11 ·
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11

Graduate Most Common Pu-239 Fission Chain Reaction?

  • Mike_Fontenot
  • · Replies 14 ·
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14

Graduate Higgs and Antimatter explosive yield

  • Varon
  • · Replies 6 ·
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6

Graduate Finding Supersymmetry: What will it mean?

  • Jbcourt
  • · Replies 6 ·
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6

What are the conditions inside the LHC Atlas detector?

  • Jbcourt
  • · Replies 2 ·
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Graduate Strong force, quarks, hadrons.

  • PeterPumpkin
  • · Replies 3 ·
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3

Graduate Effective theory of bound states from QCD?

  • A. Neumaier
  • · Replies 10 ·
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10

Graduate Does the Higgs field explain anything or go in circles?

  • jeebs
  • · Replies 7 ·
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7

Undergrad What does Activity mean in terms of radioactive decay?

  • kraphysics
  • · Replies 2 ·
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2

Graduate Proton-antiproton annihilation at 2 GeV photon energies seem too low

  • Deepak247
  • · Replies 10 ·
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10

Undergrad Why is the neutral sigma baryon distinct from the neutral lambda baryon?

  • barrinmw
  • · Replies 1 ·
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1

Graduate Understanding the Fine Tuning Problem in Scalar Field Theories

  • Lapidus
  • · Replies 2 ·
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2

Graduate How do you check that Colour is Conserved?

  • DoubleHelix
  • · Replies 3 ·
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3

Graduate Should the quark propagator vanish because of confinement?

  • Nicolasrll
  • · Replies 3 ·
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3