The Beyond the Standard Model Working Group: Summary Report

Report of the "Beyond the Standard Model" working group for the Workshop\ud `Physics at TeV Colliders', Les Houches, France, 21 May - 1 June 2001. It\ud consists of 18 separate parts:\ud 1. Preface;\ud 2. Theoretical Discussion;\ud 3. Numerical Calculation of the mSUGRA and Higgs Spectrum;\ud 4. Theoretical Uncertainties in Sparticle Mass Predictions;\ud 5. High Mass Supersymmetry with High Energy Hadron Colliders;\ud 6. SUSY with Heavy Scalars at LHC;\ud 7. Inclusive Study of MSSM in CMS;\ud 8. Establishing a No-Lose Theorem for NMSSM Higgs Boson Discovery at the LHC;\ud 9. Effects of Supersymmetric Phases on Higgs Production in Association with\ud Squark Pairs in the Minimal Supersymmetric Standard Model;\ud 10. Study of the Lepton Flavour Violating Decays of Charged Fermions in SUSY\ud GUTs;\ud 11. Interactions of the Goldstino Supermultiplet with Standard Model Fields;\ud 12. Attempts at Explaining the NuTeV Observation of Di-Muon Events;\ud 13. Kaluza-Klein States of the Standard Model Gauge Bosons: Constraints From\ud High Energy Experiments;\ud 14. Kaluza-Klein Excitations of Gauge Bosons in the ATLAS Detector;\ud 15. Search for the Randall Sundrum Radion Using the ATLAS Detector;\ud 16. Radion Mixing Effects on the Properties of the Standard Model Higgs\ud Boson;\ud 17. Probing Universal Extra Dimensions at Present and Future Colliders;\ud 18. Black Hole Production at Future Colliders.\ud \u