Brief introduction to particle physics and bubble chambers (HST 2001)

How to read bubble chamber pictures (HST 2001)

How to see the invisible (HST 2001)

Relativity in bubble chamber pictures (HST 2001)

General questions about bubble chamber pictures (HST 2001)

Calculation of momentum (PowerPoint presentation) (HST 2001)

Movement of particles (PowerPoint presentation) (HST 2001)

Some examples of calculation using Excel. (HST 2002)

Feynman diagrams for common bubble chamber particle decays (web pages) (Word doc) (HST 2001)

How to derive Feynman diagrams of purely leptonic weak interactions (HST 2002)

Special relativity in particle physics (HST 2002)

Software available for use with teaching particle physics (HST 2002)

Using the GIMP in teaching particle physics (HST 2002)

Signatures of particles in bubble chambers (HST 2002)

From atoms to the standard model of particle physics. (HST 2002)

Special pictures and their interpretation

• Educational

  • Photons, electrons and positrons

    • Accelerated charges radiate (HST 2001)

    • Two special positrons: weigh a positron; positron annihilation in flight (For details click here) (HST 2001)

      • Magnification of weigh a positron section (Easy paper click here), detailed educational paper click here. (HST 2002)

      • Overall view of the event containing the above (HST 2001)

      • GIMP file of the positron annihilation in flight for download with brief explanation (HST 2002)

      • GIMP file of weigh a positron for download with brief explanation (HST 2002)

      • Power Point presentation on these two special positrons Bubble Chamber PPT (Margarida Ferro/Maria Santos HST 2000)

  • Hadronic interactions

    • Study of collisions of strongly interacting particles (HST 2001)

    • Simple example of interaction and decay: K- p  -->  K0 p pi-  (HST 2001)

      • GIMP file of K- p  -->  K0 p pi- (HST 2002)

      Exercise: Interaction and decay: K- p  -->  K0 p pi-  (HST 2001)

    • Interpretation: Interaction and decay: K- p  -->  K0 p pi-  (HST 2001)

    • Animation (HST 2001)

    • Simple mass calculations with original data (Excel file) (HST 2002)

  • Example of a particularly rich K-p interaction at 8.2 GeV/c (HST 2002)

  • GIMP file of the K-p interaction at 8.2 GeV/c (HST 2002)

  • Beautiful example of K+ decaying to 3 charged pions; then pi's decay; then mu's decay (HST 2001)

    • Artistic version of the K+ decay into 3 charges pions (HST 2002)

    • GIMP file of K+ -> 3 pi decay with brief explanation (HST 2002)

    • Teachers notes on K+ decay into 3 charged pions (HST 2002)

  • Evidence for existence of antineutron (HST 2002)

  • GIMP file of evidence of antineutron with brief description (HST 2002)

  • Discovery of omega minus (HST 2002)

  • GIMP file of Omega minus discovery with brief description (HST 2002)

  • Simple mass calculations with original data (Excel file) (HST 2002)

  • Rare decay of omega minus to xi minus pi zero (HST 2002)

  • GIMP file of omega minus to xi minus pi zero with brief explanation (HST 2002)

  • JAVA animation of omega minus to xi minus pi zero (HST 2002)

  • Pretty example of simple hadronic interactions cradled in cosmic rays (HST 2001)

    • GIMP file of cosmic cradle (HST 2002)

  • 10 GeV/c K+ p interaction with beautiful pi mu e decay and stopping proton. (HST 2001)

    • Close up of pi mu e. (HST 2001)

    • GIMP file of pi mu e decay (HST 2002)

• Neutrino interactions

  • Example of xi minus production in an antineutrino + p interaction (HST 2001)

Historical

• Omega minus and antiomegaminus events

  • Discovery of omega minus , original article and coloured interpretation of image (HST 2002)

  • Clear example of omega minus production in 10 GeV/c K- p interactions at CERN (HST 2001)

  • Omega- production (Birmingham event) (HST 2001)

  • Discovery of anti omega minus. (For original article click here) (HST 2001)

  • Close up of discovery of anti omega minus. (HST 2001)

  • Details of primary interaction of anti omega minus production. (HST 2001)

• Others

• Charge exchange with Dalitz pair (HST 2001)