High Energy, Nuclear, Particle Physics Forum

Post thread
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.
Graduate Dimensional Regularization of Feynman Integrals
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Why can't we detect virtual photons?
  • · Replies 8 ·
Replies
8
Views
3K
Undergrad Higher order terms in perturbation theory (QFT)
  • · Replies 9 ·
Replies
9
Views
3K
Undergrad Gamma ray cross sections from classical plane wave
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Help with the statistics of Upper Limits?
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad T2 relaxation and Spin Echo of protons
  • · Replies 24 ·
Replies
24
Views
4K
Undergrad Theoretical Models for Sizes of Fundamental Particles
  • · Replies 23 ·
Replies
23
Views
4K
Undergrad Are elementary particles subject to inertia?
  • · Replies 6 ·
Replies
6
Views
2K
High School Can the LHC Create Atom-Sized Black Holes?
  • · Replies 8 ·
Replies
8
Views
1K
High School Yukawa interaction vs gauge interaction
  • · Replies 1 ·
Replies
1
Views
2K
High School Problem understanding Paul traps
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Is there a limit to the possible masses of particles in the universe?
  • · Replies 1 ·
Replies
1
Views
2K
High School Possible outcomes of reactions
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad New Way of Particle Accelerating?
  • · Replies 8 ·
Replies
8
Views
2K
High School Beta+ Decay: Where Does Positron & Neutrino Go?
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad What Is the Role of Gauge Theory in Particle Physics?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Annihilation and production of bosons
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Launching a particle at the highest point inside a sphere
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Effective field theories and UV completion
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad What does it mean for a particle to vibrate?
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad Do Fermi and Gamow-Teller transitions only refer to isospin
  • · Replies 1 ·
Replies
1
Views
1K
Graduate CP Properties of the SM Higgs boson
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad Ward identity for off shell photon?
  • · Replies 9 ·
Replies
9
Views
4K
Undergrad Time of cooling to equilibrium in space plasma gas
  • · Replies 4 ·
Replies
4
Views
1K
Undergrad Anti Proton - Non Proton reaction
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Neutrino Oscillations and Mass
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad What Are Tetraquarks and Why Are They Important?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Energy released when 238U is divided into two 119Pd.
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Chirality/Helicity difference?
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad Why CERN Energy Level Seems Low?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Is beta decay a weak charge-current processes?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad What is mass according to the standard model?
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Charge conjugation properties of the gluon
  • · Replies 6 ·
Replies
6
Views
5K
Undergrad Why are gluons considered to be elementary particles?
  • · Replies 4 ·
Replies
4
Views
2K
High School Can radiation in space be captured and used in an Ion drive?
  • · Replies 12 ·
Replies
12
Views
2K
Graduate Heavy Quark-Antiquark Annihilations
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Energy and states of a particle in a box.
  • · Replies 3 ·
Replies
3
Views
2K
High School Do neutron stars have a minimum volume?
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad LHCb observes 5 new particles (excited hadrons)
  • · Replies 7 ·
Replies
7
Views
5K
High School How to pronounce a nuclear reaction written in AZE notation?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Usefulness of a low energy cyclotron
  • · Replies 2 ·
Replies
2
Views
2K
High School Calculating activity of a radionuclide
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Does beta decay change spin orientation?
  • · Replies 3 ·
Replies
3
Views
2K
High School Nuclear Fission & Fusion: Explained for Newbies
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Analyzing signals from a radioactive source
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Dark Matter Decoupling from Plasma
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Difference of resonant and non-resonant neutrino oscillation
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Any thinking in applying evolutionary algorithms to fusion?
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Relative sign in diagrams for ##Z##-boson exchange for ##WW## scattering
  • · Replies 5 ·
Replies
5
Views
2K
High School How are initial radioactive isotope quantities assumed?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Is There a Reliable Link Between Gamma Radiation and Childhood Leukemia?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Relative Minus Sign for u d -> u d Process?
  • · Replies 1 ·
Replies
1
Views
3K
High School Measuring the energy of particles
  • · Replies 4 ·
Replies
4
Views
1K
Undergrad When is a right handed neutrino a heavy neutral lepton(HNL)?
  • · Replies 1 ·
Replies
1
Views
2K
High School Conservations in nuclear reactions
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Can the quantum Zeno effect be applied to the Higgs field
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Why are Beryllium-7 neutrinos monoenergetic?
  • · Replies 15 ·
Replies
15
Views
3K
Undergrad Positron/Proton Scattering Weak Charged Current
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Right Handed Neutrinos/Heavy Neutral Leptons
  • · Replies 1 ·
Replies
1
Views
1K
Graduate What happens to an electron's energy after Bremsstrahlung radiation?
  • · Replies 4 ·
Replies
4
Views
2K
High School Questions about the highest-energy photons detected
  • · Replies 22 ·
Replies
22
Views
3K
High School Create Free Energy: Is it Possible?
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Using Fastjet in Pythia to plot distribution of particles
  • · Replies 12 ·
Replies
12
Views
3K
Graduate Understanding Fierz Identity Transformations
  • · Replies 1 ·
Replies
1
Views
3K
Graduate How could we produce a secondary beam of long neutral kaon
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad Why Does Unstable Particle Decay Follow an Exponential Curve?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Problem understanding crosssection
  • · Replies 28 ·
Replies
28
Views
3K
Undergrad Are there right handed neutrinos?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate ΛQCDΛQCD from the beta function of QCD coupling constant
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Key Problems in Hadronic Interactions for Students
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Seesaw Mechanism of vMSM and Left Right Symmetric Extension
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Standard Model SU(2) singlets and doublets
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Calculating Collision Cross Section in Fusion Reactors
  • · Replies 29 ·
Replies
29
Views
5K
Undergrad Semileptonic Lambda baryon decay suppression
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Is baryon antisymmetry always true?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Amplitude of particles in the medium of a longitudinal wave
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad How does handedness get preserved in this situation?
  • · Replies 3 ·
Replies
3
Views
947
Undergrad Longest Antimatter Containment
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Are neutrinos definitely ruled out as Dark Matter?
  • · Replies 36 ·
2
Replies
36
Views
5K
Graduate What is wrong with particle acceleration based fusion?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Attenuation: Definition, Calculations & Examples
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad What do tau particles DO? What is their function/purpose?
  • · Replies 13 ·
Replies
13
Views
5K
Undergrad Is there a way to lower critical mass?
  • · Replies 5 ·
Replies
5
Views
4K
Undergrad Why prompt neutron gets less share of energy (fission)
  • · Replies 3 ·
Replies
3
Views
1K
High School Antimatter Fuel: Will Future Space Travel Rely on It?
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad Increased efficiency Antimatter production
  • · Replies 13 ·
Replies
13
Views
2K
Undergrad Why is the Binding Energy of Deuterons So Low Compared to Larger Nuclei?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Has anyone ever determined at what rate quarks move?
  • · Replies 27 ·
Replies
27
Views
6K
Undergrad Fusion reaction deuteron + tritium
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Tensor integrals in dimensional regularisation
  • · Replies 23 ·
Replies
23
Views
3K
Undergrad What is the type of field is exerted by argon plasma?
  • · Replies 9 ·
Replies
9
Views
2K
High School Difference between binding and bonding energy
  • · Replies 4 ·
Replies
4
Views
6K
Undergrad Do Neutrinos Need to be Their Own Antiparticle for Majorana Masses to Exist?
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Matter/antimatter collisons between "unlike" particles?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Tunes and EvntGenerators in MCs
  • · Replies 2 ·
Replies
2
Views
1K
High School GRB vs Death Star: Could Gamma Rays Destroy Planets?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Identifying gluon in Feynman diagram
  • · Replies 63 ·
3
Replies
63
Views
8K
Undergrad How do physicists know when they’ve found a Higgs boson?
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad Virtual Particles and Energy Scales
  • · Replies 3 ·
Replies
3
Views
2K
High School Is our cloud chamber showing correct tracks from U-238 decay chain?
  • · Replies 4 ·
Replies
4
Views
2K