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 Why are neutrinos always lefthanded?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Helium-3 & Helium-4: Bosonic vs. Fermionic Properties
  • · Replies 5 ·
Replies
5
Views
4K
Undergrad How come there are no neutron atoms?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Is CP Violation Evolving Over Time and Explaining Baryogenesis?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Puzzling Lefthanded Neutrinos in Beta-Decay
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Is an atom's nucleus a single particle?
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Need help understanding Half life, decay constant & activity equations
  • · Replies 5 ·
Replies
5
Views
15K
Graduate Antimatter Problem + Arrow of Time
  • · Replies 12 ·
Replies
12
Views
5K
Graduate Are Endothermic Nuclear Reactions Possible in Nature?
  • · Replies 10 ·
Replies
10
Views
11K
Graduate When 2 particle beams meet head on
  • · Replies 2 ·
Replies
2
Views
2K
Graduate B meson from proton antiproton collision
  • · Replies 6 ·
Replies
6
Views
4K
Graduate Partial Internal Conversion Coefficient: Definition & Example
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Feynman Diagram Question, Antiparticle
  • · Replies 5 ·
Replies
5
Views
4K
High School Why actually are some elements radioactive?
  • · Replies 4 ·
Replies
4
Views
3K
Graduate No mini b/h at LHC because h/e/p collide with earth every day?
  • · Replies 15 ·
Replies
15
Views
4K
Undergrad Antimatter - a kind of a matter?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Who Deserves Credit for Predicting the Higgs Particle?
  • · Replies 1 ·
Replies
1
Views
3K
Graduate In particle physics, what does 'coupling' mean?
  • · Replies 1 ·
Replies
1
Views
11K
Graduate Space-based particle accelerator
  • · Replies 14 ·
Replies
14
Views
12K
Graduate Why can an electron-positron collider only produce particles with spin 1?
  • · Replies 7 ·
Replies
7
Views
4K
Graduate What keep the nucleous from colapsing into its self
  • · Replies 28 ·
Replies
28
Views
9K
Undergrad Neutron Generators: Build, Usage, Pictures, Plasma Focus
  • · Replies 8 ·
Replies
8
Views
4K
  • Poll Poll
Graduate All the lepton masses from G, pi, e
  • · Replies 492 ·
17
Replies
492
Views
161K
Graduate Lagrangian for fields AND particles?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad How are branching ratios determined? by experiment only?
  • · Replies 3 ·
Replies
3
Views
6K
Graduate Why is Muon Charge Ratio Positive?
  • · Replies 4 ·
Replies
4
Views
7K
Undergrad Does strong force = gravity at very small distances?
  • · Replies 4 ·
Replies
4
Views
4K
Graduate What Happens When Differing Quantities of Matter and Antimatter Annihilate?
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad Classification of Subatomic Particles: Groups & Examples
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Zero Mass Particles: Neutrinos & Photons
  • · Replies 27 ·
Replies
27
Views
9K
Graduate Neutron Production and Capture: Can Neutrons from Deuterium be Used for Fusion?
  • · Replies 4 ·
Replies
4
Views
4K
Graduate Restoring and breaking SU(2)xU(1)
  • · Replies 11 ·
Replies
11
Views
6K
Graduate Photomultiplier Scintillator Cosmic Ray level monitoring
  • · Replies 12 ·
Replies
12
Views
8K
Graduate Exploring the LHC: The Proton-Proton Collider and Its Purpose
  • · Replies 7 ·
Replies
7
Views
4K
Graduate Are Tachyons Relevant in Modern Physics?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Elementary argument against longitudinal photons?
  • · Replies 9 ·
Replies
9
Views
10K
Graduate Matter/Antimatter Collision Radius
  • · Replies 7 ·
Replies
7
Views
3K
Graduate Higgs Field and Fluid Dynamics
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Gauge redundancy and Discrete space time
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Calculation trafo chiral multiplet
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Understanding Weak Interaction Field in Beta Decay
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Equivalency: particle with energy
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Higgs and Lattice calculations
  • · Replies 3 ·
Replies
3
Views
2K
High School Nuclear Physics Notes: A Summary from Canada
  • · Replies 1 ·
Replies
1
Views
12K
Undergrad Antigravity Particle: Does It Just Speed Off Into Sky?
  • · Replies 17 ·
Replies
17
Views
6K
Graduate Has proton decay falsified SO(10) GUT?
  • · Replies 13 ·
Replies
13
Views
4K
Graduate Antimatter: Production, storage and gravity experiments
  • · Replies 2 ·
Replies
2
Views
3K
Mysterious Internal Reactions: Quarks, Electricity, and People
  • · Replies 2 ·
Replies
2
Views
2K
Graduate The photon as a mediator particle
  • · Replies 6 ·
Replies
6
Views
4K
Graduate How is the strength of fundamental forces measured?
  • · Replies 15 ·
Replies
15
Views
5K
Graduate Unitless constants and unitized forces
  • · Replies 6 ·
Replies
6
Views
5K
Graduate Obtaining range from bethe-bloch formula
  • · Replies 2 ·
Replies
2
Views
7K
Graduate Can someone help me understand the factors in the Breit-Wigner formula?
  • · Replies 7 ·
Replies
7
Views
7K
Graduate Identifying the Forces of the Weak Angle Coupling Constant: Spin or Charge?
  • · Replies 10 ·
Replies
10
Views
6K
Graduate Why energy absorbing after Fe and energy realising before Fe ?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate What makes a material fissile?
  • · Replies 14 ·
Replies
14
Views
9K
Graduate Inverse square law with flat detector
  • · Replies 3 ·
Replies
3
Views
3K
What is the CERN Antiproton Decelerator and why is it important?
  • · Replies 3 ·
Replies
3
Views
4K
Graduate Complexity, The Standard Model and Higgs
  • · Replies 17 ·
Replies
17
Views
5K
Graduate Why Does Alpha & Beta Particle Emission Occur in Radioactive Nuclei?
  • · Replies 7 ·
Replies
7
Views
5K
Graduate Compare and contrast Electron and Nucleon States
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Lorandite Detection of Solar Neutrino Flux - Alshar's
  • · Replies 4 ·
Replies
4
Views
6K
Graduate What are the Significant Components of the Compton Spectrum?
  • · Replies 5 ·
Replies
5
Views
6K
Graduate Could an Orbiting Cloud Chamber Effectively Capture High-Energy Cosmic Rays?
  • · Replies 20 ·
Replies
20
Views
7K
Graduate What are the best resources for studying the nuclear model and cluster model?
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Calculating Multiloop Diagrams in Phys.Lett.B267:382- 388,1991
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Detecting Dark Matter: How Scientists Differentiate Between WIMPs and Neutrinos
  • · Replies 11 ·
Replies
11
Views
4K
Graduate How can I build a large alpha particle generator for He++ production?
  • · Replies 6 ·
Replies
6
Views
10K
Graduate Schwarzschild Proton: Thoughts & Paper Review
  • · Replies 2 ·
Replies
2
Views
4K
  • Poll Poll
Graduate Beyond LHC: NewScientist: by Jessia Griggs
  • · Replies 15 ·
Replies
15
Views
5K
Undergrad Can we accurately estimate radiation risk based on dose measurements?
  • · Replies 8 ·
Replies
8
Views
3K
Graduate How would a photon or neutrino interact within a quantum system? Wh
  • · Replies 13 ·
Replies
13
Views
4K
Graduate Can Einstein's theory explain the search for the Higgs Boson at LHC?
  • · Replies 4 ·
Replies
4
Views
4K
Graduate Collision of Electrons: What Happens to Incident Electron?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Scattering of a Neutron and Proton
  • · Replies 2 ·
Replies
2
Views
5K
Graduate Feynman Looking for A Particle Version of QFT
  • · Replies 1 ·
Replies
1
Views
2K
  • Poll Poll
Graduate Is nondetection of SUSY @ Tev a problem low energy SUSY?
  • · Replies 1 ·
Replies
1
Views
4K
High School Understanding Nuclear Forces: A Middle Schooler's Guide
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Molecules with 100 or so electrons to annihilate faster
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Carbon-14 Decay: Dose We Receive from Natural Radiation
  • · Replies 2 ·
Replies
2
Views
9K
Graduate Problem For Structure of Nuclei - Enigmatic
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Nuclear fusion using a plasma jet
  • · Replies 45 ·
2
Replies
45
Views
11K
Graduate Cluster decomposition of the S-matrix
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Is the existence of strangelets predicted by the standard model?
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Is Electroweak Interaction a Unified Force at High Temperatures?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Question about conservation of lepton and baryon
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Wiki Quote 1 - Higgs Mechanism?
  • · Replies 12 ·
Replies
12
Views
4K
Graduate Understanding Neutron Beta Decay: The Role of W Boson and Energies Involved
  • · Replies 1 ·
Replies
1
Views
2K
Graduate How can a free elementary particle really be a particle
  • · Replies 12 ·
Replies
12
Views
4K
Graduate Wiki Quote-2 - Higgs Mechanism
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Effects of time on particles in an active synchrotron
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Why do we need particles in our theories?
  • · Replies 42 ·
2
Replies
42
Views
8K
Graduate Peskin & Schroeder QFT 5.6 Need help
  • · Replies 3 ·
Replies
3
Views
6K
Undergrad What Does "sr" Stand For in Cosmic Ray Flux Units?
  • · Replies 9 ·
Replies
9
Views
2K
High School Radium's Appearance: Can You See It?
  • · Replies 4 ·
Replies
4
Views
6K
Undergrad Conversion of Electrons into Neutrons
  • · Replies 8 ·
Replies
8
Views
6K
Graduate Impossibility of self constrained system of charged particles
  • · Replies 23 ·
Replies
23
Views
4K
Graduate What Are the Latest Developments in Russia's Ion Accelerator Technology?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate What is meant by the term gauge singlet ?
  • · Replies 2 ·
Replies
2
Views
7K
Graduate Electric quadrupole moment and nucleus shap
  • · Replies 8 ·
Replies
8
Views
11K