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.
High School What are the differences between relict and relic?
  • KingGambit
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Undergrad How does the electrical field become bent instead of following a straight line?
  • cemtu
  • · Replies 3 ·
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Undergrad Kramer's Equation at max Energy for photons is giving Intensity = 0
  • cemtu
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High School Would a solid neutron mass be stable?
  • BWV
  • · Replies 15 ·
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15
High School What Are the Project Goals for the Jiangman Underground Observatory (JUNO)?
  • Salman Khan
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Graduate Renormalisation of the Fermionic triangle loop
  • Ramtin123
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Graduate Beta Decay, why did they have to resort to Neutrinos?
  • GregM
  • · Replies 32 ·
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Undergrad From what locations do radiated electrons start their movement in Beta decay?
  • cemtu
  • · Replies 21 ·
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Graduate Derivation of free fields... coefficient question
  • topsquark
  • · Replies 5 ·
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High School Why does Lithium fission produce energy?
  • Jackissimus
  • · Replies 1 ·
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High School What Are the Key Safety Concerns When Building a Fusor for Nuclear Fusion?
  • JNewman
  • · Replies 1 ·
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Graduate QFT for the gifted amateur: translation of prob. density
  • haushofer
  • · Replies 23 ·
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Graduate What Are the Final Electronic and Ionic States of 72Ga After Decay to 72Ge?
  • Malamala
  • · Replies 3 ·
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Graduate When to use collective and when shell model?
  • Malamala
  • · Replies 0 ·
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Undergrad Why not deuterium-proton fusion?
  • Jakko
  • · Replies 13 ·
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13
High School Magnetic bottle is said to store hydrogen (and then convert into helium?)
  • Doriangrey
  • · Replies 5 ·
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5
Undergrad New IceCube results next Thursday (June 29)
  • mfb
  • · Replies 2 ·
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2
Undergrad Concentrated arcs in bubble chamber photos
  • wingythingy
  • · Replies 2 ·
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2
Undergrad How does electric attraction work at subatomic scales?
  • Antineutrino
  • · Replies 3 ·
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3
High School Has anyone ever been able to measure Electron size?
  • jeanpinto844
  • · Replies 6 ·
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6
Undergrad New QCD Parameter Determinations
  • ohwilleke
  • · Replies 3 ·
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3
Undergrad Calc Ampl & Cross Sec: Electron + Positron to Photon + Z Boson
  • DuckAmuck
  • · Replies 0 ·
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High School Can a hypothetical atom be made out of positrons and electrons ?
  • scythe327
  • · Replies 9 ·
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9
Graduate How to calculate Feynman amplitude in Fish diagram
  • Alpha2021
  • · Replies 2 ·
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Graduate The μ in dimensional regularization
  • erikasan
  • · Replies 4 ·
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4
Undergrad Does the New Muon g-2 Measurement Indicate Physics Beyond the Standard Model?
  • ohwilleke
  • · Replies 2 ·
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Graduate Why KE of Annihilation Electrons Differs?
  • cemtu
  • · Replies 11 ·
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Graduate Tunneling from a True Vacuum to a False One: Is it Possible for the Higgs Field?
  • emanaly
  • · Replies 4 ·
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4
Undergrad Neutrino-Nucleus Interactions and Half-Life Constraints
  • InkTide
  • · Replies 5 ·
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5
Undergrad Doubling Ionization of Tungsten: Effects on Energy?
  • illisil
  • · Replies 1 ·
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Undergrad Decay constant of Different Elements and Isotopes?
  • Aromalsp
  • · Replies 3 ·
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3
Undergrad Q value for a radioactive decay
  • eneacasucci
  • · Replies 13 ·
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13
Graduate What are the 2n-1 relations in the Cabibbo and CKM matrices?
  • Heidi
  • · Replies 9 ·
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9
Undergrad Experiment finds gluon mass in the proton (?)
  • Astronuc
  • · Replies 12 ·
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12
High School Pinched plasma inside a neutral beam injector
  • Andrewtv848
  • · Replies 1 ·
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Undergrad Quark Numbers in Quarks-Gluons Plasma: Avogadro's Number
  • doubter
  • · Replies 30 ·
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Undergrad How to depict a nuclear magnetic octupole
  • BillKet
  • · Replies 3 ·
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Undergrad Half life and radioactivity clarification
  • oblong-pea
  • · Replies 20 ·
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Graduate Electron capture in a molecule
  • BillKet
  • · Replies 12 ·
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12
High School Beta Plus Decay: What's Left for the Electron?
  • InkTide
  • · Replies 8 ·
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Undergrad Can Neutron-X Fusion Reactions Overcome the Repulsion Problem in Fusion Energy?
  • benswitala
  • · Replies 11 ·
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Graduate Optimizing MCP Position Resolution: Latest Research and References"
  • BillKet
  • · Replies 1 ·
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1
High School Canadian Antineutrino Detector detects Nuclear Power Plants from 240km
  • .Scott
  • · Replies 1 ·
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1
Undergrad New Constraints On The Higgs Boson Width
  • ohwilleke
  • · Replies 11 ·
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11
Undergrad Particle Size & Mass: Same Size Different Mass?
  • Ranku
  • · Replies 16 ·
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Undergrad Correlation between size and mass of particles
  • Ranku
  • · Replies 7 ·
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7
Graduate Solving this first-order differential equation for neutron abundance
  • gurbir_s
  • · Replies 2 ·
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2
Graduate Question about Weinberg Book QFT1 (5.1.13)
  • PRB147
  • · Replies 5 ·
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Undergrad Majorana Neutrinos: Different Physics than Oscillation
  • Vanadium 50
  • · Replies 221 ·
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Undergrad What is the derivation of the Fermi golden rule?
  • James_1978
  • · Replies 7 ·
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Graduate Experimental nucleon form factors from electron-nucleus scattering
  • Yuen
  • · Replies 29 ·
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Graduate ATLAS reanalysis of W mass: Lower uncertainty, agrees with SM
  • mfb
  • · Replies 6 ·
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High School Can Unlimited Energy Launch Objects into Orbit Using Accelerator Technology?
  • OutOfTheBox
  • · Replies 32 ·
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Undergrad LHC To Announce Its Lepton Universality Violation Results On Tuesday (20-Dec)
  • ohwilleke
  • · Replies 30 ·
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Undergrad Cross Section & Mass: Is There a Relation?
  • Ranku
  • · Replies 31 ·
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Undergrad Fixing CP phases to cancel CKM phases
  • Siupa
  • · Replies 1 ·
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Graduate Something is wrong in the state of QED...?
  • haushofer
  • · Replies 2 ·
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2
Undergrad Does antineutrino capture preferentially form neutrons?
  • snorkack
  • · Replies 3 ·
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Undergrad Observing Proton Decay & Antineutrinos
  • swampwiz
  • · Replies 8 ·
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Graduate What is the energy dependence of the Equivalent photon approximation?
  • ribella
  • · Replies 3 ·
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Undergrad Lorentz invariant phase space and cross section
  • simonjech
  • · Replies 5 ·
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High School Why don't neutrons bind into large out of control masses?
  • FrankJ777
  • · Replies 28 ·
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Undergrad 1-loop Fermion mass correction in toy EFT
  • Siupa
  • · Replies 5 ·
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5
Graduate Question about the decay of the W boson to tau lepton
  • ribella
  • · Replies 7 ·
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Undergrad Clarification on a Peskin Equation
  • thatboi
  • · Replies 2 ·
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2
Graduate Minimum-variance bound for the extended maximum likelihood estimation
  • xxww
  • · Replies 1 ·
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Undergrad Having problems finding an equation for radioisotope production yield
  • fissile_uranium
  • · Replies 5 ·
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5
Graduate To set up parameters for the sherpa tool
  • waglebivu
  • · Replies 1 ·
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Undergrad Can surface plasmons be used to build GeV gamma-ray lasers?
  • redirmigician
  • · Replies 2 ·
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Graduate How Do X-Ray Collisions Generate Secondary Particles in Silicon and Aluminum?
  • mohamis288
  • · Replies 1 ·
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Undergrad Expansion at first order in QCD counterterm
  • Siupa
  • · Replies 5 ·
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5
Graduate Showing Delta^3(p-q) is Not Lorentz Invariant
  • TroyElliott
  • · Replies 6 ·
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High School Particle creation and annihilation
  • DiracPool
  • · Replies 2 ·
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High School Fusion, bigger output than input?
  • John Mcrain
  • · Replies 6 ·
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Graduate Does 15F Qualify as an sd Shell Nucleus?
  • amyy
  • · Replies 2 ·
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High School Graphical representation of the weak mixing angle
  • Sandglass
  • · Replies 12 ·
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12
Graduate Uncommon Publications: Feynman & Sommer-Hipple
  • apostolosdt
  • · Replies 5 ·
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Undergrad How bad is this article about uranium glass?
  • swampwiz
  • · Replies 6 ·
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Undergrad Question on Baryons and Specific Decays
  • olv
  • · Replies 9 ·
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9
Graduate Covariant four-potential in the Dirac equation in QED
  • Shen712
  • · Replies 3 ·
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3
Undergrad Are SM B & L conservation violations through sphalerons possible?
  • ohwilleke
  • · Replies 1 ·
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Undergrad Equation which is related with the Lorentz invariant quantities
  • Dhmht_Kr
  • · Replies 1 ·
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High School How hard have they banged on quarks, electrons, etc.?
  • HomesliceMMA
  • · Replies 17 ·
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Undergrad Removing a proton with a particle accelerator
  • jgav9876
  • · Replies 10 ·
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10
Graduate Can any thin materials protect a Mars spacecraft from gamma rays?
  • osaplabs_sja
  • · Replies 1 ·
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Graduate CDF measures W mass higher than predicted
  • Isopod
  • · Replies 42 ·
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Graduate How can you tell the spin of a particle by looking at the Lagrangian?
  • BiGyElLoWhAt
  • · Replies 49 ·
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Undergrad Higgs decay to Z and Z* at LHC
  • Dhmht_Kr
  • · Replies 8 ·
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8
Graduate Does CPT Symmetry Apply to a Mirror World with Reversed Properties?
  • questionner
  • · Replies 5 ·
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5
Graduate Alpha Stopping Power Database for High Z Materials
  • sussybaka
  • · Replies 3 ·
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3
High School What Happens to Very Energetic Protons After Collision?
  • Sphere
  • · Replies 16 ·
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16
Undergrad About Direct Laser Acceleration
  • redirmigician
  • · Replies 1 ·
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1
High School What wires should I use for my wire chamber?
  • BiemNL
  • · Replies 18 ·
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18
Undergrad New IceCube results November 3 (neutrinos from galaxy NGC 1068)
  • mfb
  • · Replies 17 ·
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17
Graduate Fast electrons passing a beam of slow electrons at a right angle
  • Philip Koeck
  • · Replies 2 ·
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2
High School Plasma recovery at wakefield accelerators
  • redirmigician
  • · Replies 1 ·
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High School Photon Emission: Classical vs Nuclear Fusion
  • sadaronjiggasha
  • · Replies 16 ·
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Graduate New model of high-spin Baryons
  • mitchell porter
  • · Replies 3 ·
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High School A muon enters a lithium battery....
  • x_engineer
  • · Replies 14 ·
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Graduate Lagrangian density for the spinor fields
  • wasi-uz-zaman
  • · Replies 5 ·
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5