Physics Program of the experiments at L arge H adron C ollider

05/11/2006Prof. dr hab. Elżbieta Richter-Wąs

Physics Program of the experiments at

Large HadronCollider

Lecture 4

05/11/20062Prof. dr hab. Elżbieta Richter-Wąs

Outline of this lecture

Physics programme: QCD jet cross-section and s

single top production WW, WWZ Triple Gauge Couplings

05/11/20063Prof. dr hab. Elżbieta Richter-Wąs

Keyword: large event statisticsExpected event rates in ATLAS/CMS for representative known physics processes at low luminosity (L=1033 cm-2 s-1)

LHC is a B-factory, top factory, W/Z factory,.... also possible Higgs factory, SUSY factory, ….

Process Events/s Events/year Other machines (total statistics)

W e 15 108 104 LEP / 107 Tev.

Z ee 1.5 107 107 LEP

0.8 107 104 Tevatron

105 1012 108 Belle/BaBar

QCD jets 102 109 107 TevatronpT > 200 GeV

tt

bb

05/11/20064Prof. dr hab. Elżbieta Richter-Wąs

QCD processes at hadron colliders

05/11/20065Prof. dr hab. Elżbieta Richter-Wąs

QCD processes at hadron colliders

05/11/20066Prof. dr hab. Elżbieta Richter-Wąs

QCD processes at hadron colliders

05/11/20067Prof. dr hab. Elżbieta Richter-Wąs

QCD processes at hadron colliders

05/11/20068Prof. dr hab. Elżbieta Richter-Wąs

QCD processes at hadron colliders

05/11/20069Prof. dr hab. Elżbieta Richter-Wąs

Can s be measured in unbiased way?

05/11/200610Prof. dr hab. Elżbieta Richter-Wąs

Parton Density Functions and LHC Cross Sections

//TFile Tau1P3PFile("tau1P3P_Ztautau.004807.Initial.root", "recreate");

05/11/200611Prof. dr hab. Elżbieta Richter-Wąs

LHC reach in jet physics

05/11/200612Prof. dr hab. Elżbieta Richter-Wąs

Di-jets at 300fb-1

05/11/200613Prof. dr hab. Elżbieta Richter-Wąs

Direct photon production

05/11/200614Prof. dr hab. Elżbieta Richter-Wąs

Vector Boson production and Drell-Yan processes

05/11/200615Prof. dr hab. Elżbieta Richter-Wąs

05/11/200616Prof. dr hab. Elżbieta Richter-Wąs

top quark: the king of the fermions

05/11/200617Prof. dr hab. Elżbieta Richter-Wąs

top quark: production

05/11/200618Prof. dr hab. Elżbieta Richter-Wąs

top quark: cross-section

05/11/200619Prof. dr hab. Elżbieta Richter-Wąs

Single top quark physics

05/11/200620Prof. dr hab. Elżbieta Richter-Wąs

top quark: single top production

05/11/200621Prof. dr hab. Elżbieta Richter-Wąs

top quark: single top production

05/11/200622Prof. dr hab. Elżbieta Richter-Wąs

top quark: single top production

05/11/200623Prof. dr hab. Elżbieta Richter-Wąs

top quark: single top production

05/11/200624Prof. dr hab. Elżbieta Richter-Wąs

top quark: precision measurement

05/11/200625Prof. dr hab. Elżbieta Richter-Wąs

Triple gauge boson couplings

05/11/200626Prof. dr hab. Elżbieta Richter-Wąs

Charged triple gauge boson couplings

05/11/200627Prof. dr hab. Elżbieta Richter-Wąs

Neutral triple gauge boson couplings

05/11/200628Prof. dr hab. Elżbieta Richter-Wąs

Characteristic of the triple gauge boson couplings

05/11/200629Prof. dr hab. Elżbieta Richter-Wąs

Triple gauge boson couplings from Tevatron

05/11/200630Prof. dr hab. Elżbieta Richter-Wąs

Triple gauge boson couplings from Tevatron

05/11/200631Prof. dr hab. Elżbieta Richter-Wąs

TGC & NTGC : global results

05/11/200632Prof. dr hab. Elżbieta Richter-Wąs

Radiation Amplitude Zero in W

05/11/200633Prof. dr hab. Elżbieta Richter-Wąs

Higher order corrections

05/11/200634Prof. dr hab. Elżbieta Richter-Wąs

Backgrounds and events selection

05/11/200635Prof. dr hab. Elżbieta Richter-Wąs

What we can do if we observe anoumalous couplings??

05/11/200636Prof. dr hab. Elżbieta Richter-Wąs

Radiation Amplitude Zero with ATLAS

05/11/200637Prof. dr hab. Elżbieta Richter-Wąs

W production at LHC

05/11/200638Prof. dr hab. Elżbieta Richter-Wąs

W production at LHC

05/11/200639Prof. dr hab. Elżbieta Richter-Wąs

WZ production at LHC

05/11/200640Prof. dr hab. Elżbieta Richter-Wąs

WW production at LHC

05/11/200641Prof. dr hab. Elżbieta Richter-Wąs

Extracting confidence interval

05/11/200642Prof. dr hab. Elżbieta Richter-Wąs

Systematics

05/11/200643Prof. dr hab. Elżbieta Richter-Wąs

Triple Gauge Boson couplings: results

05/11/200644Prof. dr hab. Elżbieta Richter-Wąs

ZZ ll production at the LHC

05/11/200645Prof. dr hab. Elżbieta Richter-Wąs

Extracting confidence limits for NTGC

05/11/200646Prof. dr hab. Elżbieta Richter-Wąs

Z production at LHC

05/11/200647Prof. dr hab. Elżbieta Richter-Wąs

Extracting confidence intervals for NTGC

05/11/200648Prof. dr hab. Elżbieta Richter-Wąs

Summary on TGC’s