\tocdepth@munge 
\contentsline {section}{\numberline {}Contents}{5}{}
\tocdepth@restore 
\contentsline {section}{\numberline {}List of Figures}{7}{}
\contentsline {section}{\numberline {I}Introduction}{9}{}
\contentsline {subsection}{\numberline {A}History}{11}{}
\contentsline {subsection}{\numberline {B}Feasibility Studies}{12}{}
\contentsline {subsection}{\numberline {C}Neutrino Factory Description}{13}{}
\contentsline {subsection}{\numberline {D}Detector}{15}{}
\contentsline {subsection}{\numberline {E}Staging Scenario}{16}{}
\contentsline {subsection}{\numberline {F}R\&D Program}{16}{}
\contentsline {subsection}{\numberline {G}Outline of Report}{17}{}
\contentsline {section}{\numberline {II}Physics Motivation}{17}{}
\contentsline {subsection}{\numberline {A}Neutrino Oscillation Physics}{18}{}
\contentsline {subsubsection}{\numberline {1}Evidence for Neutrino Oscillations}{18}{}
\contentsline {subsubsection}{\numberline {2}Neutrino Oscillation Formalism}{19}{}
\contentsline {subsubsection}{\numberline {3}Relevant Near- and Mid-Term Experiments}{22}{}
\contentsline {subsubsection}{\numberline {4}Oscillation Experiments at a Neutrino Factory }{24}{}
\contentsline {subsubsection}{\numberline {5}Matter Effects}{27}{}
\contentsline {subsubsection}{\numberline {6}CP Violation}{30}{}
\contentsline {subsection}{\numberline {B}Physics Potential of Superbeams}{31}{}
\contentsline {subsection}{\numberline {C}Non-oscillation physics at a Neutrino Factory}{33}{}
\contentsline {subsection}{\numberline {D}Physics that can be done with Intense Cold Muon Beams}{37}{}
\contentsline {subsection}{\numberline {E}Physics potential of a Low energy Muon Collider operating as a Higgs Factory}{39}{}
\contentsline {subsubsection}{\numberline {1}Higgs Production}{41}{}
\contentsline {subsubsection}{\numberline {2}What the Muon Collider Adds to LHC and LC Data}{43}{}
\contentsline {subsection}{\numberline {F}Physics Potential of a High Energy Muon Collider}{45}{}
\contentsline {subsubsection}{\numberline {1}Heavy Higgs Bosons}{46}{}
\contentsline {section}{\numberline {III} Neutrino Factory}{48}{}
\contentsline {subsection}{\numberline {A}Proton Driver}{49}{}
\contentsline {subsection}{\numberline {B}Target and Capture}{51}{}
\contentsline {subsection}{\numberline {C}Phase Rotation}{52}{}
\contentsline {subsection}{\numberline {D}Buncher}{54}{}
\contentsline {subsection}{\numberline {E}Cooling}{54}{}
\contentsline {subsection}{\numberline {F}Acceleration}{55}{}
\contentsline {subsection}{\numberline {G}Storage Ring}{57}{}
\contentsline {subsection}{\numberline {H}Detector}{58}{}
\contentsline {subsubsection}{\numberline {1}Far Detector}{59}{}
\contentsline {subsubsection}{\numberline {2}Near Detector}{61}{}
\contentsline {subsection}{\numberline {I}Staging Options}{62}{}
\contentsline {subsubsection}{\numberline {1}Stage 1}{64}{}
\contentsline {subsubsection}{\numberline {2}Stage 2}{64}{}
\contentsline {subsubsection}{\numberline {3}Stage 3}{64}{}
\contentsline {subsubsection}{\numberline {4}Stage 4}{65}{}
\contentsline {subsubsection}{\numberline {5}Stage 5}{65}{}
\contentsline {section}{\numberline {IV}Muon Colliders}{65}{}
\contentsline {subsection}{\numberline {A}Higgs Factory Requirements}{67}{}
\contentsline {subsection}{\numberline {B}Longitudinal Cooling}{69}{}
\contentsline {subsubsection}{\numberline {1}Solenoidal Ring Coolers}{69}{}
\contentsline {subsubsection}{\numberline {2}RFOFO ring coolers}{72}{}
\contentsline {subsubsection}{\numberline {3}Quadrupole Ring Coolers}{75}{}
\contentsline {subsubsection}{\numberline {4}Injection into Ring Coolers}{78}{}
\contentsline {subsection}{\numberline {C}Higher Energy Muon colliders}{78}{}
\contentsline {subsection}{\numberline {D}Muon Collider Detectors}{79}{}
\contentsline {section}{\numberline {V}R\&D Status and Plans}{79}{}
\contentsline {subsection}{\numberline {A}R\&D Program Overview}{80}{}
\contentsline {subsection}{\numberline {B}Recent R\&D Accomplishments}{83}{}
\contentsline {subsubsection}{\numberline {1}Targetry}{83}{}
\contentsline {subsubsection}{\numberline {2}MUCOOL}{84}{}
\contentsline {subsubsection}{\numberline {3}Feasibility Study-II}{86}{}
\contentsline {subsubsection}{\numberline {4}Beam Simulations and Theory}{86}{}
\contentsline {subsubsection}{\numberline {5}Other Component Development}{86}{}
\contentsline {subsubsection}{\numberline {6}Collider R\&D}{86}{}
\contentsline {subsection}{\numberline {C}R\&D plans}{87}{}
\contentsline {subsubsection}{\numberline {1}Targetry}{87}{}
\contentsline {subsubsection}{\numberline {2}MUCOOL}{87}{}
\contentsline {subsubsection}{\numberline {3}Beam Simulations and Theory}{88}{}
\contentsline {subsubsection}{\numberline {4}Other Component Development}{89}{}
\contentsline {subsubsection}{\numberline {5}Collider R\&D}{90}{}
\contentsline {subsection}{\numberline {D}Cooling Demonstration Experiment}{90}{}
\contentsline {section}{\numberline {VI}International Muon Ionization Cooling Experiment}{90}{}
\contentsline {subsection}{\numberline {A}Motivation}{90}{}
\contentsline {subsection}{\numberline {B}Principle of the experiment}{91}{}
\contentsline {subsection}{\numberline {C}Conceptual design}{92}{}
\contentsline {subsection}{\numberline {D}Performance}{93}{}
\contentsline {section}{\numberline {VII}Conclusions}{96}{}
\contentsline {section}{\numberline {}References}{97}{}