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
High School Paradox in the nuclear activity
- Mary curie
- · Replies 5 ·
Undergrad Screening in QED: Electron, Positron, and Gauss's Law
- Silviu
- · Replies 2 ·
High School Particle Uniformity: Are All Particles Alike?
- stever
- · Replies 1 ·
Undergrad Deep inelastic scattering and the Q^2 large limit
- CAF123
- · Replies 3 ·
High School Can particles physically touch inside a black hole's core?
- Tommyboyblitz
- · Replies 7 ·
Undergrad What if dark matter is unrelated to WIMPs?
- Carlos L. Janer
- · Replies 31 ·
High School Nuclear Decay with time (half-life,initial activity/ nuclei)
- Treeps
- · Replies 4 ·
High School Can pions be produced by both strong and weak interactions?
- Kajan thana
- · Replies 3 ·
High School Matrices of su(3) and sphere symmetry
- kimcj
- · Replies 1 ·
Graduate Why 15 million K is sufficient for fusion in solar core?
- jarekduda
- · Replies 13 ·
High School Why do unstable nuclei emit alpha, beta and gamma particles?
- Aspiring Girl
- · Replies 1 ·
High School Turning Elements into other Elements
- ItchyFungus
- · Replies 34 ·
Graduate What would direct mass measurement of electron neutrinos reveal?
- Daaavde
- · Replies 5 ·
Undergrad Degeneracy of energy levels greater than no. of particles?
- weezy
- · Replies 4 ·
Graduate Learn SU Groups in QCD: Chiral Symmetry, 8 Goldstone Bosons & More
- Phis
- · Replies 8 ·
High School Why do radioactive materials decay in half-lifes?
- andyh3930
- · Replies 6 ·
Graduate How is radiation distributed in this experimental setup
- MPKU
- · Replies 1 ·
Graduate CP properties of field strength tensor
- d8586
- · Replies 3 ·
Graduate How can i build a homemade particle accelerator?
- Armando Valle
- · Replies 2 ·
Graduate Antilepton excess of leptogenesis and sphalerons
- venus_in_furs
- · Replies 8 ·
Undergrad Why do second and third generation fermions couple more strongly to the Higgs field?
- kodama
- · Replies 22 ·
Undergrad Imagining a Higgsless Universe
- nikkkom
- · Replies 35 ·
Undergrad What is the approximate impedance of an RF plasma "antenna"?
- Voltux
- · Replies 4 ·
Graduate Leptogenesis and see-saw before EWSB
- Soph_the_Oaf
- · Replies 3 ·
High School Higgs Field Radio: Revolutionizing Global Communication
- bluecap
- · Replies 5 ·
Undergrad Experimental check of photon mass and Coulomb's law
- Prometeus
- · Replies 21 ·
Undergrad How to Calculate the Self Energy Amplitude of a Sunset Diagram?
- Safinaz
- · Replies 2 ·
Undergrad Splitting Angular Momentum into Spin and Orbital Parts
- God Plays Dice
- · Replies 23 ·
Undergrad How is nuclei deformation confirmed experimentally?
- Dilema
- · Replies 2 ·
High School Evidence for CP violation in the baryon sector
- Chronos
- · Replies 2 ·
Undergrad Can we visually detect subparticles using visible light?
- kent davidge
- · Replies 11 ·
Graduate Momentum transfer and energy scale
- Josh1079
- · Replies 4 ·
High School No traces in cloud chamber (experimental physics)
- diarized
- · Replies 5 ·
Undergrad Finding dose estimates from the Chernobyl accident
- Lily_94
- · Replies 7 ·
High School Gravitational Filed and Particles
- kent davidge
- · Replies 4 ·
Graduate How to Multiply SU(4)XSU(2) Matrices to Form a 8x8 Matrix?
- munirah
- · Replies 6 ·
High School If Higgs has mass of 125GeV why did the LHC need 3.5TeV?
- SheriffPeabody
- · Replies 4 ·
Graduate PDFs expressed as matrix elements of bi-local operators
- CAF123
- · Replies 2 ·
Undergrad Do glueballs of spin-2 mediate forces?
- kodama
- · Replies 3 ·
High School What is binding energy and how does it hold nuclei together?
- victorhugo
- · Replies 5 ·
High School On the topic of neutrinos' masses
- Mikaelochi
- · Replies 5 ·
High School Necessity of D's in a Cyclotron
- jackferry
- · Replies 2 ·
Undergrad How to calculate self energy Feynman diagram like that
- Safinaz
- · Replies 13 ·
High School The path of particles in the L.H.C. pics
- hsdrop
- · Replies 4 ·
High School Linear energy transfer for electrons
- Biocool
- · Replies 1 ·
Graduate "Quantum chromodynamics is a zero-parameter theory"
- ShayanJ
- · Replies 9 ·
Graduate Propagator for traceless gauge field
- ShayanJ
- · Replies 1 ·
Graduate Why do s-channel dark matter models require loops in monojet production?
- Luca_Mantani
- · Replies 5 ·
Undergrad Weak force - only free neutrons decay?
- arlesterc
- · Replies 19 ·
High School Understanding Planck Mass and Gravity Formula for the Hierarchy Problem
- cube137
- · Replies 8 ·
Graduate Running coupling of the Higgs potential
- spaghetti3451
- · Replies 1 ·
Undergrad Is Unruh Radiation from Quarks in Nucleons a Violation of Energy Conservation?
- Davephaelon
- · Replies 8 ·
Graduate Prerequisite for understanding QCD
- Renzo Tramaglino
- · Replies 14 ·
Undergrad ITER high neutron flux research?
- gildomar
- · Replies 2 ·
Undergrad Degrees of freedom of elementary particles
- Lapidus
- · Replies 1 ·
Undergrad How do Particle Exchange Forces Create Attractive Forces?
- Distant Meteors
- · Replies 22 ·
Graduate Chirality of the electromagnetic force on atomic matter
- Incnis Mrsi
- · Replies 1 ·
Undergrad Is the SM of particles physics and Cosmology SM
- Arthur Lopes
- · Replies 24 ·
Undergrad Quark and anti quark neutral particles question
- Renu420
- · Replies 8 ·
Undergrad What is the physical meaning of local gauge invariance?
- Silviu
- · Replies 6 ·
Undergrad What happens to the mass of a muon when it decays
- Quandry
- · Replies 3 ·
High School Could stable second-generation particles form molecules and atoms?
- cube137
- · Replies 59 ·
Undergrad Why chlorine and deuterium in neutrino detectors, and why SNO detects all neutrino types
- bbbl67
- · Replies 12 ·
High School What does half-integer spin mean?
- Irfan Nafi
- · Replies 8 ·
Graduate Reconciling the two seesaw formula conventions for neutrino mass
- venus_in_furs
- · Replies 8 ·
Graduate Transforming lepton basis to diagonlise charged lepton mass
- venus_in_furs
- · Replies 5 ·
High School Proton decay probability (Bayesian or frequentist?)
- cube137
- · Replies 16 ·
Graduate Measurement of the Higgs Self Interaction
- QuantumSkippy
- · Replies 3 ·
Graduate Imaginary parts of amplitues (Schwartz QFT text)
- Lapidus
- · Replies 2 ·
Graduate Status of cp - even neutral heavy Higgs after ICHEP 2016
- Safinaz
- · Replies 1 ·
High School High energy protons and electrons to gamma radiation
- DarkBabylon
- · Replies 5 ·
Undergrad Origin of mass and Noethers theorem
- AlanKirby
- · Replies 22 ·
High School Since gluons are massless, shouldn't glueballs also be massl
- kodama
- · Replies 10 ·
Undergrad Why don't gravitons gain mass by coupling to the Higgs field?
- kodama
- · Replies 24 ·
Undergrad Can a plasma be cooled back into a liquid or solid?
- Physicist50
- · Replies 14 ·
Graduate When should rapidity or pseudorapidity be used for particle measurements?
- ChrisVer
- · Replies 2 ·
Graduate Building a tabletop electron accelerator demonstrator
- Pokenath200
- · Replies 1 ·
Undergrad Pressures required for nuclear fusion
- g_mogni
- · Replies 6 ·
Graduate Custodial Symmetry in the Standard Model
- Luca_Mantani
- · Replies 3 ·
Undergrad Why would interacting K0L produce K+ more often than K-?
- Anchovy
- · Replies 28 ·
Graduate Problem with fields and operators in holographic duality
- ShayanJ
- · Replies 1 ·
Undergrad Finding WHO or EPA radon contamination limits for water
- AndresPB
- · Replies 1 ·
Undergrad Why is the D-D nuclear fusion reaction unlikely despite having a higher Q value?
- Incand
- · Replies 7 ·
Graduate Do the weak isospins of the w1 and w2 combine?
- QuantumForumUser
- · Replies 14 ·
High School Difference in binding energy is equal to the energy released
- Potatoishere
- · Replies 8 ·
Undergrad What happens when an anti-particle collides with our body?
- kent davidge
- · Replies 4 ·
High School Weak force symmetry broken above 250 GeV?
- cube137
- · Replies 6 ·
Undergrad How Does the T2K Experiment Detect Neutrino Oscillations?
- verve825
- · Replies 4 ·
Undergrad Antiparticles and Einstein's energy-momentum relation
- haushofer
- · Replies 21 ·
Undergrad X-ray spectra- bremsstrahlung and characteristic x-rays
- adjoint+
- · Replies 2 ·
High School How does nuclear fission trigger a chain reaction in a bomb?
- Metals
- · Replies 4 ·
Undergrad Just how long is the ATLAS detector?
- ChrisVer
- · Replies 3 ·
Graduate TRT Electron Radiation: Transition Between Refractive Indices
- ChrisVer
- · Replies 3 ·
Undergrad Calculating Energy of Deuterium-Tritium Reaction
- Dr. Octavious
- · Replies 2 ·
High School How Does the Coulomb Barrier Affect Alpha Decay?
- Peter G
- · Replies 1 ·
High School Does fusion occur because you exceeded the strong force?
- Irfan Nafi
- · Replies 2 ·
High School Why hasn't the LHC found supersymmetry or mini black holes?
- NewToThis
- · Replies 19 ·
Undergrad Alpha decay and magnetic fields
- andresB
- · Replies 12 ·
Undergrad Why do quadrupole phonons couple to give only l=0,2,4 states?
- Incand
- · Replies 3 ·
Graduate Gluon spin and quark confinement
- joly
- · Replies 4 ·