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Experimental High Enery Physics at Rockefeller. particles quarks leptons force particles Higgs field…. cosmology extra dimensions dark matter dark energy black holes. life?. http://www.rockefeller.edu/events/string_fever/transcript.php. The laboratory. STUDENTS.
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Experimental High Enery Physics at Rockefeller particles quarks leptons force particles Higgs field…. cosmology extra dimensions dark matter dark energy black holes life? http://www.rockefeller.edu/events/string_fever/transcript.php Experimental HEP at RU K. Goulianos
The laboratory STUDENTS http://physics.rockefeller.edu/dino/myhtml/students.html • HEP lab established on campus, R. Cool HOL • 1971 KG Associate Professor • 1070s CERN: co-establish existence of quarks • Fermilab: confirm rising total cross sections • 1980s Brookhaven: np scattering evidence for Z • 1981 KGProf. • Fermilab: top-quark discovery (Luc Demortier) • Fermilab: quark sub-structure search (Anwar Bhatti) • 2000 Fermilab: running of strong coupling (Christina Mesropian) • 2009 HERA @DESYlepto-quark search (Robert Ciesielski) • 2009 Fermilab top-quark mass (Jim Lungu) • 2010 Fermilab W-mass (Sarah Malik) • 1971 - Diffraction – npQCD(KG+lab)dark energy? • Visiting fellow: Renata Rodrigues • Adjunct faculty: Sebastian White, Michele Gallinaro, Valery Khoze • Instrument shop: Vadim Sherman (supervisor), Josip Golia • Admin. secretary: Janet Kallo current members 7+4+3 =1 4 Higgs mass? Experimental HEP at RU K. Goulianos
1970s @ CERN: evidence for quarks NY times, April 20, 1988 Experimental HEP at RU K. Goulianos
RU and the SM Mg, g = 0 MW, Z~100 Mp Mtop~Mgold Glashow, Salam, and Weinberg – 1979 Nobel prize predict C in 1979 – Glashaw, Iliopoulos (RU) , Miani Fermilab 1995 evidence for q’s CERN 1970s My PhD thesis@ CU 1962 (thesis ’63) BNL 1981 nmp nmp evidence for Z Z discovered directly in 1983 at CERN Higgs field generates mass Experimental HEP at RU K. Goulianos
The big bang Experimental HEP at RU K. Goulianos
History of the Universe Experimental HEP at RU K. Goulianos
Blow-hole at Grand Cayman Experimental HEP at RU K. Goulianos
black hole eats star! Experimental HEP at RU K. Goulianos
Elementary Particles 450 BC 1897 1910 1869 1962 Aristotle Demokritos Mendeleyev Thomson Rutherford Gell-Mann earth water air fire atom periodic table electron nucleus quarks Rutherford Experiment Source a-particles Large angle scattering atoms have nuclei Experimental HEP at RU K. Goulianos
Searching for quark substructure at Fermilab Calorimeter shower Decays, interactions in material, Magnetic field hadronization Out of cone partons 10 ordres of magnitude! no substructure found down to ~ 10-17 cm Experimental HEP at RU K. Goulianos
SYMMETRY uus uud ddu n p S- So,Lo X- X0(1318) Do D- D+ D++ S- So S+ S+ (1193) (1384) X- X0(1533) W- u : I3= 1/2 S= 0 Q= 2/3 d : I3= -1/2 S= 0 Q= -1/3 s : I3= 0 S=-1 Q= -1/3 Isotopic spin: I3=Q-(B+S)/2 Strangeness: S Experimental HEP at RU K. Goulianos
String Theory Particles correspond to the vibration modes of a string in 10 dimensions Gravity is included! http://www.aboutscotland.com/harmony/prop.html Pythagoras applied it to music in 400 BC: 1+2+3+4=10 Experimental HEP at RU K. Goulianos
The MiniPlugs @ CDF – made @RU Experimental HEP at RU K. Goulianos
MiniPlug Construction at Rockefeller About 1500 wavelength shifting fibers of 1 mm dia. are ‘strung’ through holes drilled in 36 lead plates sandwiched between reflective Al sheets and guided into bunches to be viewed individually by multi-channel photomultipliers. Experimental HEP at RU K. Goulianos
QCD – Quantum Chromo-DynamicsThe Theory of Strong Interactions u as d u 1 Strong coupling as 0 Distance 1 fermi proton (colorless) COLOR FORCE asymptotic freedom - 1973 confinement