Obligatory Assignment I 03.03.2015 to be delivered BY 12.03.2015 @ 12:15 Farid Ould-­‐Saada 03/03/15 1 ¡ Important remarks § In answering the following questions, use as much as possible your own reasoning, alternative methods, … § Once you have delivered the assignment some students might be asked to solve one question each in front of the class ¡ Compulsory assignments § It is necessary to deliver all assignments and get them approved ▪ to be qualified for the final exam ▪ to have CERN travel expenses (partly covered) 03/03/15 2 ¡ Make a short presentation of lepton and baryon number conservations § Maximum 2 slides ¡ Read Supplement 4.1 on "Radioactive dating". § Solve problem 4.5 ¡ Briefly summarise Rutherford scattering § Solve problem 4.6 ¡ Briefly explain the concepts of lifetime, range, mass of exchange bosons. § Solve problems 4.1, 4.4, 4.12 03/03/15 3 ¡ Read Supplement 4.1 on "Baryon number conservation: the search for proton decay” § Prepare a short presentation: max 4 slides ¡ Solve problems § 5.2, 5.3, 5.4, 5.5, 5.6, 5.7 03/03/15 4