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
Undergrad Why is chirality considered difficult when it's defined simply by γ5?
- Silviu
- · Replies 3 ·
Undergrad The Maxwellian Averaged Cross Section
- parazit
- · Replies 4 ·
Undergrad LHC data deviations in tail bins of resonance search
- Malamala
- · Replies 3 ·
Graduate Probability density of dirac spinors
- Josh1079
- · Replies 10 ·
Graduate A Universal picture of hadron interactions?
- Anashim
- · Replies 7 ·
Graduate Confirming Improved Nuclear Model with Laser Spectroscopy of Cadmium Isotopes
- Gowtam Chandra Pal
- · Replies 2 ·
Undergrad Is there a relation between a soliton and a Goldstone boson?
- phoenix95
- · Replies 2 ·
Undergrad When does a fermionic gas become a plasma at higher density?
- QuarkDecay
- · Replies 3 ·
Undergrad Solving Planar Fluence: Ratio of Electrons per cm2
- AgusCF
- · Replies 2 ·
Undergrad Length Contraction of Protons in the LHC
- Neil Marshall
- · Replies 18 ·
Graduate Calculating Particle Lifetimes to Unstable Particle Decay
- HeavyWater
- · Replies 5 ·
Undergrad Higgs Boson decay to two Quarks Detected
- Tom.G
- · Replies 4 ·
Undergrad Closing the Gap: The Evolution of CMS at CERN
- YoungPhysicist
- · Replies 5 ·
Undergrad How can a single photon mediate the electromagnetic force between particles?
- Nevada City Bob
- · Replies 6 ·
Undergrad Particles more fundamental than fields
- Lapidus
- · Replies 6 ·
High School Calculating products of nuclear fusion reactions
- NikolaTesla2
- · Replies 6 ·
Undergrad Can potential energy have an imaginary part in real cases?
- pintu935
- · Replies 4 ·
High School Remaining Fraction of Particle Beam After CERN Use
- Spinnor
- · Replies 3 ·
Undergrad Gamma absorption at increasing energy levels
- snorkack
- · Replies 5 ·
Graduate Use of the Optical Theorem and Regge trajectories
- Anashim
- · Replies 1 ·
High School Why is the Higgs boson considered a boson?
- Aidyan
- · Replies 9 ·
Undergrad If we teleport 1mm^3 of a neutron star outside it what hapens?
- jms4
- · Replies 1 ·
Graduate When can the Ward Identity be used in quantum field theory?
- MathematicalPhysicist
- · Replies 2 ·
Undergrad SuperKEKB/Belle II start up: First collisions
- mfb
- · Replies 17 ·
Graduate What happens if photon propagator goes on shell?
- Chenkb
- · Replies 2 ·
High School How did elementary particles form at the beginning of the universe?
- rogermunns
- · Replies 17 ·
Undergrad Why does a cutoff make the QFT vacuum a multiparticle state?
- asimov42
- · Replies 18 ·
Undergrad Am I understanding the Geiger-Nuttall law correctly
- says
- · Replies 2 ·
Graduate Confusion with finite temperature and lattice formulation
- diegzumillo
- · Replies 3 ·
Graduate Relation between the track of a particle and its energy loss
- Mr rabbit
- · Replies 6 ·
Undergrad ZnS:Ag Detects 10 keV Protons in High Vacuum
- VACUUMIST
- · Replies 3 ·
High School Identification of sub atomic particles?
- johngalt47
- · Replies 2 ·
High School How many gluons on average are there in a proton at once?
- ohwilleke
- · Replies 9 ·
Undergrad Values for the spin of a nucleon
- says
- · Replies 10 ·
Graduate How Can I Create a Small Pinhole Collimator for High Energy Particles?
- 1Keenan
- · Replies 7 ·
Undergrad Why are higher magic numbers not accurately predicted?
- says
- · Replies 3 ·
Undergrad What causes an elementary particle to "decay"?
- mitrasoumya
- · Replies 18 ·
High School What is the collaborative process behind CERN's particle result modeling?
- scienceboy1
- · Replies 3 ·
Graduate Charged particles mass before symmetry breaking
- Geanta
- · Replies 3 ·
Graduate Pp and pBARp scattering amplitudes
- Anashim
- · Replies 9 ·
Graduate How can elastic scatterings in the quark parton model sum to inelastic scattering?
- Josh1079
- · Replies 3 ·
Undergrad Computational particle physics
- mehdi6
- · Replies 6 ·
Undergrad Time period in which an interaction with a π-meson happens?
- says
- · Replies 1 ·
Undergrad Distribution of nucleons in the nuclei
- says
- · Replies 4 ·
Undergrad Specifically, why is the neutron heavier than the proton?
- says
- · Replies 4 ·
Undergrad Difference between parallel and antiparallel spins?
- says
- · Replies 3 ·
Undergrad Conservation of Lepton and Baryon numbers
- gerald V
- · Replies 1 ·
Undergrad How do we know what a neutron is made of?
- momoichi8382
- · Replies 7 ·
Undergrad Bases for SU(3) Adjoint representation
- nigelscott
- · Replies 8 ·
Undergrad Understanding Branching Fraction: Ra-226 Example
- leoneul
- · Replies 6 ·
Graduate The Optical Theorem for Feynman Diagrams
- phylz
- · Replies 6 ·
Undergrad Invariant mass plots for resonance 'particles'
- IAN 25
- · Replies 16 ·
Undergrad How a particle's spin is decided?
- phoenix95
- · Replies 4 ·
High School What are energy and charge in subatomic particles?
- ScienceQueries
- · Replies 23 ·
Insights Interview with Niels Tuning, LHCb Run Coordinator - Comments
- Greg Bernhardt
- · Replies 2 ·
Undergrad Weak interaction - is it a force?
- Gene Naden
- · Replies 7 ·
Undergrad Uranium isotopes with m in superscript
- nomadreid
- · Replies 4 ·
High School Understanding Particle Motion in Deep Intergalactic Space
- bland
- · Replies 1 ·
Graduate Why is gluon's representation 8 in ##SU(3)_c## and not 1?
- MathematicalPhysicist
- · Replies 3 ·
Undergrad Total or kinetic energy in Bethe Bloch stopping power?
- crick
- · Replies 4 ·
High School E- p+ collision product energies
- Zypheros_Knight
- · Replies 1 ·
Undergrad Activity of daugther isotope in secular equilibrium
- crick
- · Replies 1 ·
Undergrad Are resonances formed in the scattering of a baryon and a meson?
- crick
- · Replies 1 ·
Undergrad Sterile neutrino and the early universe?
- kimmm
- · Replies 4 ·
Undergrad Radioactive decays, different modes share
- taffer33
- · Replies 2 ·
Graduate Magnitude of resulting decay rates due to Anti-Zeno effects
- Aakash Sunkari
- · Replies 1 ·
Undergrad De Broglie relation using four momentum in particle physics
- crick
- · Replies 1 ·
Undergrad Strong force as exchange of mesons, or of quark and antiquark
- crick
- · Replies 4 ·
Undergrad Distance between two nucleons
- crick
- · Replies 1 ·
Graduate Possible explanation for muon g-2 anomaly: Gravity?
- mfb
- · Replies 83 ·
Undergrad Do elementary particles experience gravity?
- RobertSpencer
- · Replies 6 ·
Undergrad Does strong force increase or decrease with aligned spins?
- crick
- · Replies 1 ·
Undergrad Pauli principle and coupling term in Weizsäcker formula
- crick
- · Replies 1 ·
Undergrad Measuring characteristic time of strong and weak interaction
- crick
- · Replies 1 ·
Graduate Regge Theory vs Lattice QCD: Understanding Difficulties
- Anashim
- · Replies 3 ·
Graduate Why does sd replace sγ5d ee in the amplitude of meson decay?
- plasmon
- · Replies 2 ·
Undergrad Could a Smoke Detector Serve as a Sail for Spacecraft Propulsion?
- synch
- · Replies 2 ·
Undergrad Gravitational Waves vs Gravitons
- Islam Hassan
- · Replies 4 ·
Graduate Beta Decay Rates Changing by Ionization?
- Aakash Sunkari
- · Replies 3 ·
Graduate Quantum Anti-Zeno Effect and Decay Rates
- Aakash Sunkari
- · Replies 1 ·
Undergrad Any Advice Analyzing Root Data
- David Browning
- · Replies 1 ·
Undergrad Is Quark Matter Truly Non-Strange?
- jim mcnamara
- · Replies 0 ·
Undergrad Can we produce helium 3 from proton-deuterium fusion
- qas
- · Replies 2 ·
High School What happens to Fermions during Beta decay radiation?
- SirTerry
- · Replies 3 ·
Graduate How to treat quark color pairs mathematically
- winstonboy
- · Replies 1 ·
Graduate When do subatomic particles switch between wave and particle form?
- Kenneth Boon Faker
- · Replies 5 ·
Undergrad Calculating Double Beta Decay Rates: Is It as Simple as Multiplying Two Values?
- Aakash Sunkari
- · Replies 2 ·
Graduate How to read CP violation ranges from chi-squared plots
- kimmm
- · Replies 3 ·
Undergrad Are dark matter quarks displaced by visible matter?
- Luke W
- · Replies 3 ·
Undergrad Minimum requisite to generalize Proca action
- JuanC97
- · Replies 2 ·
Undergrad Majorana neutrinos, sphaleron reactions, baryon asymmetry
- Kajagoogooooooo
- · Replies 21 ·
Undergrad Why do neutrinos oscillate if they are massless?
- Kiley
- · Replies 21 ·
High School Can Massless Particles Create Nanotubes That Capture Dark Matter?
- Ivan manes
- · Replies 1 ·
Graduate Conformal symmetry, qed and qcd
- ShayanJ
- · Replies 5 ·
Graduate Mass of Higgs, W and Z bosons going to zero at high energies
- Renormalised
- · Replies 9 ·
Graduate How is the Neutrino Flux Measured in Accelerator Neutrino Experiments?
- kimmm
- · Replies 7 ·
Graduate Problem with neutrino oscillations
- ShayanJ
- · Replies 6 ·
Undergrad "Thermal" neutrino generation?
- nikkkom
- · Replies 7 ·
High School I am trying to understand energy, and its relation to (matte
- GeorgeW
- · Replies 6 ·
Undergrad Casimir's trick / Evaluating trace
- BookWei
- · Replies 2 ·