Transcript
Page 1: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

Quarks II

Page 2: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

Charmed Hadrons

Page 3: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

The bottom quark

Page 4: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

The Upsilon

Page 5: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

The charge of b-quark

Page 6: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

The ratio R

Page 7: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

Page 8: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

The ratio R

Page 9: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

The Top quark

Page 10: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

Top “hints”

Page 11: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

Page 12: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

Page 13: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

The discovery of the Top Quark

Page 14: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

Page 15: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

Top quark background

Page 16: Quarks II - fisica.uniud.itcobal/lezione_8.pdf · The (JP = 1- DO Cü ) charmed mesons are: D- = Cd Charmed baryons: = cud etc. Also excited states D + TT etc Since the charm quantum

M. Cobal, PIF 2006/7

The Top Quark