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537<body lang=EN-US style='tab-interval:.5in'>
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541<div class=Section1>
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545<p class=MsoBodyText2 align=left style='text-align:left'><b><span lang=EN-GB
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547style='mso-ansi-language:EN-GB'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></b></p>
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549
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551<p class=MsoHeading8><b>Production and Collection of Pion and Muon beams<o:p></o:p></b></p>
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553
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555<h1><span style='font-family:"Times New Roman"'>PCPM<o:p></o:p></span></h1>
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557
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559<p class=MsoNormal><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></p>
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561
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563<p class=MsoHeading7><span lang=FR>B. Autin<a style='mso-footnote-id:ftn1'
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565href="#_ftn1" name="_ftnref1" title=""><span class=MsoFootnoteReference>†</span></a>,
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567J.M. Maugain, P. Sievers, A. Verdier (CERN)</span></p>
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569
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571<p class=MsoBodyText2 align=center style='text-align:center'>François Méot
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573(CEA-DAPNIA)</p>
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575
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577<p class=MsoBodyText2 align=center style='text-align:center'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></p>
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581<p class=MsoBodyText2 align=center style='text-align:center'>26 November 2002</p>
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583
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585<p class=MsoBodyText2><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></p>
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587
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589<h2><span style='font-family:"Times New Roman"'>List of Participating
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591laboratories/institutes/industry to the proposal: <o:p></o:p></span></h2>
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593
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595<p class=MsoBodyText2>CEA-CERN<b><span lang=EN-GB style='mso-ansi-language:
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597EN-GB'> <o:p></o:p></span></b></p>
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599
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601<p class=MsoBodyText2><b><span lang=EN-GB style='mso-ansi-language:EN-GB'>Possible
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603associate laboratories or institutes<o:p></o:p></span></b></p>
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605
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607<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'>IN2P3-Orsay,
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609RAL, Jülich, PSI, University of Cracow, </span>MAFF ( Munich Accelerator for
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611Fission Fragments)<span style='mso-fareast-font-family:"Arial Unicode MS"'><o:p></o:p></span></p>
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613
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615<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'>.<o:p></o:p></span></p>
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619<p class=MsoBodyText2><b><span lang=EN-GB style='mso-ansi-language:EN-GB'>General
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621introduction<o:p></o:p></span></b></p>
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623
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625<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'>The
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627history of neutrino physics follows the traditional line of particle physics
628
629starting with cosmic rays and continuing with accelerator beams. Three
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631generation of beams can be distinguished:<o:p></o:p></span></p>
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635<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l6 level1 lfo1;
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637tab-stops:list .5in'><![if !supportLists]><span lang=EN-GB style='mso-ansi-language:
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639EN-GB'>1.<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
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641</span></span><![endif]><span lang=EN-GB style='mso-ansi-language:EN-GB'>present
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643or already decided experiments: K2K, MiniBOONE, MINOS and CNGS,<o:p></o:p></span></p>
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645
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647<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l6 level1 lfo1;
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649tab-stops:list .5in'><![if !supportLists]><span lang=EN-GB style='mso-ansi-language:
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651EN-GB'>2.<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
652
653</span></span><![endif]><span lang=EN-GB style='mso-ansi-language:EN-GB'>“super
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655beams” using higher power proton accelerators (JHF) below 1MW and the off-axis
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657pion beams,<o:p></o:p></span></p>
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659
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661<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l6 level1 lfo1;
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663tab-stops:list .5in'><![if !supportLists]><span lang=EN-GB style='mso-ansi-language:
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665EN-GB'>3.<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
666
667</span></span><![endif]><span lang=EN-GB style='mso-ansi-language:EN-GB'><span
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669style="mso-spacerun: yes"> </span>“ultimate beams” using multi MW proton beams
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671and combining muon and electron neutrinos or anti-neutrinos.<o:p></o:p></span></p>
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673
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675<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'>The
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677neutrino factory based on muon decay belongs to the third category and time for
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679decision about such a project is between 2010 and 2015. The project proposed
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681here concerns the target systems of a neutrino factory including target
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683technology, transverse collection of pions and muons, beam dump and radiation
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685shielding. It could be tested, at least in part, on the super-beams before
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687being applied to the neutrino factory. If pions are the relevant particles for
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689muon and neutrino physics, neutrons are also produced in abundance. Tests and
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691applications can thus be envisaged for neutron spallation sources and
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693accelerator driven systems (ADS) considered for nuclear waste incineration and
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695energy generation.<o:p></o:p></span></p>
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697
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699<p class=MsoBodyText2 style='margin-left:.25in'><b><span lang=EN-GB
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701style='mso-ansi-language:EN-GB'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></b></p>
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703
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705<p class=MsoBodyText2><b><span lang=EN-GB style='mso-ansi-language:EN-GB'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></b></p>
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709<p class=MsoBodyText2><b><span lang=EN-GB style='mso-ansi-language:EN-GB'>Objectives
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711of the proposed project<o:p></o:p></span></b></p>
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715<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'>The
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717target systems of ultimate neutrino beams which have been most studied up to
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719now concern mercury jets emitted in high solenoidal fields. Their technology
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721has a lot in common with advanced nuclear fusion projects such as ITER. Their
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723cost is evaluated in the 100 M$ range. Reducing the cost of a neutrino factory
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725is mandatory to make it acceptable by the particle physics community especially
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727if a very high energy lepton collider is also wanted. What we propose is a
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729drastic simplification of the present design by replacing the solenoid by a
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731magnetic horn, the mercury jet by a solid target and possibly the solenoidal
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733decay channel by quadrupoles. <o:p></o:p></span></p>
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735
736
737<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'>In the
738
739scheme presently developed at CERN, the proton driver is a proton linac of 2.2
740
741GeV kinetic energy and its repetition frequency is 50 Hz. All the pulsed
742
743systems acting on the pions or muons must have the same repetition frequency.
744
745Among them, the most critical element is the magnetic horn which focuses the
746
747pions with a current of 300 kA.<o:p></o:p></span></p>
748
749
750
751<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'>The
752
753target takes advantage of this high repetition rate because the instantaneous
754
755temperature rise is such that it can work in a regime where thermal shock waves
756
757are harmless. However, the heat deposited by the proton beam must be quickly
758
759eliminated. It is anticipated that horn and targets will work under extreme
760
761conditions if a single system is exposed to the full charge of the proton beam.
762
763A multiple target and horn scheme is thus under study to improve the
764
765reliability.<o:p></o:p></span></p>
766
767
768
769<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'>The
770
771project has thus five medium and long term objectives.<o:p></o:p></span></p>
772
773
774
775<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l0 level1 lfo3;
776
777tab-stops:list .5in'><![if !supportLists]><b><span lang=EN-GB style='mso-ansi-language:
778
779EN-GB'>1.<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
780
781</span></span></b><![endif]><span lang=EN-GB style='mso-ansi-language:EN-GB'>Reduce
782
783the cost of the presently designed critical elements of the target systems of a
784
785neutrino factory by an order of magnitude yet maintaining acceptable performances.<b><o:p></o:p></b></span></p>
786
787
788
789<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l0 level1 lfo3;
790
791tab-stops:list .5in'><![if !supportLists]><b><span lang=EN-GB style='mso-ansi-language:
792
793EN-GB'>2.<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
794
795</span></span></b><![endif]><span lang=EN-GB style='mso-ansi-language:EN-GB'>Build
796
797a high current (300 kA) and high repetition rate (up to 50 Hz) power supply to
798
799test the various pulsed components (horn and magnets). This power supply could
800
801serve as a general test facility for a large range of pulsed devices and not
802
803only within the context of neutrino beams.<b><o:p></o:p></b></span></p>
804
805
806
807<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l0 level1 lfo3;
808
809tab-stops:list .5in'><![if !supportLists]><b><span lang=EN-GB style='mso-ansi-language:
810
811EN-GB'>3.<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
812
813</span></span></b><![endif]><span lang=EN-GB style='mso-ansi-language:EN-GB'>Build
814
815a granular target with its cooling circuit and test it in the Oakridge neutron
816
817spallation source. <b><o:p></o:p></b></span></p>
818
819
820
821<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l0 level1 lfo3;
822
823tab-stops:list .5in'><![if !supportLists]><b><span lang=EN-GB style='mso-ansi-language:
824
825EN-GB'>4.<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
826
827</span></span></b><![endif]><span lang=EN-GB style='mso-ansi-language:EN-GB'>Test
828
829of the integrated target and horn system in the JHF neutrino beam.<b><o:p></o:p></b></span></p>
830
831
832
833<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l0 level1 lfo3;
834
835tab-stops:list .5in'><![if !supportLists]><b><span lang=EN-GB style='mso-ansi-language:
836
837EN-GB'>5.<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
838
839</span></span></b><![endif]><span lang=EN-GB style='mso-ansi-language:EN-GB'>Design
840
841of a multiple channel target system and construction of prototype magnets.<b><o:p></o:p></b></span></p>
842
843
844
845<p class=MsoBodyText2><b><span lang=EN-GB style='mso-ansi-language:EN-GB'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></b></p>
846
847
848
849<p class=MsoBodyText2><b><span lang=EN-GB style='mso-ansi-language:EN-GB'>Program
850
851of the project<o:p></o:p></span></b></p>
852
853
854
855<h2><span style='font-weight:normal;mso-bidi-font-style:italic'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></h2>
856
857
858
859<h2><span style='font-weight:normal;mso-bidi-font-style:italic'>The evaluation
860
861of program, manpower and cost are given for four years assuming three years of
862
863design and construction and one year of test. Tests in beam would be performed
864
865later.<o:p></o:p></span></h2>
866
867
868
869<p class=MsoNormal><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></p>
870
871
872
873<h2><i style='mso-bidi-font-style:normal'><span style='font-weight:normal'>Project
874
875outline<o:p></o:p></span></i></h2>
876
877
878
879<p class=MsoBodyText2>The system of production and collection of pions and
880
881muons has to achieve as high a collection rate as possible in the adverse
882
883environment of multi MW beams. The lifetime of the components is a major
884
885concern. To address this problem, multiple targets and horns are foreseen so
886
887that each subsystem works at a repetition frequency and is exposed to a beam
888
889power divided by the number of sub-systems. Typically four channels are
890
891considered. Downstream of the horns, the beams are recombined into a single beam
892
893line using large aperture magnets that encompass all the beams.</p>
894
895
896
897<p class=MsoBodyText2>The critical components are the target, the windows
898
899traversed by the primary proton beam, the horn and the first magnets. An
900
901iterative process between beam dynamics and engineering aspects is to be
902
903conducted to converge towards a satisfactory design.</p>
904
905
906
907<p class=MsoBodyText2><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></p>
908
909
910
911<p class=MsoBodyText2><i style='mso-bidi-font-style:normal'><span
912
913style='mso-bidi-font-weight:bold'>Theory</span></i><span style='mso-bidi-font-weight:
914
915bold'><o:p></o:p></span></p>
916
917
918
919<p class=MsoBodyText2>In all cases, the properties of a tertiary beam have to
920
921be optimized. The chain of reactions is indeed p &#8594; &#960; &#8594; &#957;
922
923for super-beams and p &#8594; &#960; &#8594; &#956; for ultimate beams. The
924
925various tasks to be accomplished can be listed as follows:</p>
926
927
928
929<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l7 level1 lfo5;
930
931tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol'>·<span
932
933style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
934
935</span></span><![endif]>Proton switchyard.</p>
936
937
938
939<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l7 level1 lfo5;
940
941tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol'>·<span
942
943style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
944
945</span></span><![endif]>Shape and current of the magnetic horn for pions of
946
947average energy near 4 GeV and 300 MeV in the case of super and ultimate beams
948
949respectively.</p>
950
951
952
953<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l7 level1 lfo5;
954
955tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol'>·<span
956
957style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
958
959</span></span><![endif]>6D pion distribution at the end of the horn.</p>
960
961
962
963<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l7 level1 lfo5;
964
965tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol'>·<span
966
967style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
968
969</span></span><![endif]>Recombination scheme and magnet characteristics.</p>
970
971
972
973<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l7 level1 lfo5;
974
975tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol'>·<span
976
977style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
978
979</span></span><![endif]>Trajectories of primary and secondary particles
980
981downstream of the horn.</p>
982
983
984
985<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l7 level1 lfo5;
986
987tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
988
989mso-fareast-font-family:"Arial Unicode MS"'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
990
991</span></span><![endif]>6D muon distribution at the end of the decay channel.<span
992
993style='mso-fareast-font-family:"Arial Unicode MS"'><o:p></o:p></span></p>
994
995
996
997<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l7 level1 lfo5;
998
999tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1000
1001mso-fareast-font-family:"Arial Unicode MS"'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1002
1003</span></span><![endif]>Option of a longitudinal capture of the pions in the
1004
1005decay channel and characteristics of the RF cavity.<span style='mso-fareast-font-family:
1006
1007"Arial Unicode MS"'><o:p></o:p></span></p>
1008
1009
1010
1011<p class=MsoBodyText2>Manpower: 10 man-years.</p>
1012
1013
1014
1015<p class=MsoBodyText2>Cost : 400 k€.</p>
1016
1017
1018
1019<p class=MsoBodyText2><span style='mso-fareast-font-family:"Arial Unicode MS"'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></p>
1020
1021
1022
1023<h2><i style='mso-bidi-font-style:normal'><span style='font-weight:normal'>Target<o:p></o:p></span></i></h2>
1024
1025
1026
1027<p class=MsoBodyText2>The target design is sufficiently advanced to plan
1028
1029development work.</p>
1030
1031
1032
1033<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l4 level1 lfo6;
1034
1035tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol'>·<span
1036
1037style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1038
1039</span></span><![endif]>Validation of the cooling system (water, air, helium),
1040
1041construction of components 25 k€, spent in 2003. </p>
1042
1043
1044
1045<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l4 level1 lfo6;
1046
1047tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol'>·<span
1048
1049style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1050
1051</span></span><![endif]>Setting up of test at CERN (or in another laboratory
1052
1053where 600 A and de-mineralized water and/or compressed air is available in
1054
1055sufficient quantity) in 2003/4. Manpower for setting up and tests: 6 man-months
1056
1057in 2003/4. Cost: 30 k€.</p>
1058
1059
1060
1061<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l4 level1 lfo6;
1062
1063tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1064
1065mso-fareast-font-family:"Arial Unicode MS"'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1066
1067</span></span><![endif]>Design, construction and test of prototype target in
1068
1069single shot mode in a p-beam. Cost: 80 k€ for design and hardware in 2003/4.
1070
1071Manpower: 6 man-months. <span style='mso-fareast-font-family:"Arial Unicode MS"'><o:p></o:p></span></p>
1072
1073
1074
1075<p class=MsoBodyText2><i style='mso-bidi-font-style:normal'><span
1076
1077style='mso-bidi-font-weight:bold'>Horn<o:p></o:p></span></i></p>
1078
1079
1080
1081<p class=MsoBodyText2><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1082
1083italic'>A prototype horn for a neutrino factory has already been built at CERN.
1084
1085The unknown is its lifetime that is supposed to be limited by fatigue due to
1086
1087the combination of electro-mechanical and radiation effects. Technological
1088
1089study of the horn:<o:p></o:p></span></p>
1090
1091
1092
1093<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l2 level1 lfo8;
1094
1095tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1096
1097mso-bidi-font-weight:bold;mso-bidi-font-style:italic'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1098
1099</span></span><![endif]><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1100
1101italic'>Determination of the mechanical characteristics of a sample of alloy
1102
1103used for the horn as a function of the radiation dose. Calculation of the
1104
1105mechanical response of a horn to electrical pulses using the characteristics of
1106
1107an irradiated material.<o:p></o:p></span></p>
1108
1109
1110
1111<p class=MsoBodyText2 style='margin-left:.25in;text-indent:.25in'>Cost: 100 k€.
1112
1113Manpower: 2 man-years.<span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1114
1115italic'><o:p></o:p></span></p>
1116
1117
1118
1119<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l2 level1 lfo8;
1120
1121tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1122
1123mso-bidi-font-weight:bold;mso-bidi-font-style:italic'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1124
1125</span></span><![endif]><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1126
1127italic'>Test of a non-irradiated horn at 300 kA and 50 Hz. <o:p></o:p></span></p>
1128
1129
1130
1131<p class=MsoBodyText2 style='margin-left:.25in;text-indent:.25in'>Manpower: 0.5
1132
1133man-year. Cost: 30 k€.</p>
1134
1135
1136
1137<p class=MsoBodyText2 style='margin-left:.25in;text-indent:.25in'><span
1138
1139style='mso-bidi-font-weight:bold;mso-bidi-font-style:italic'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></p>
1140
1141
1142
1143<p class=MsoBodyText2><i style='mso-bidi-font-style:normal'><span
1144
1145style='mso-bidi-font-weight:bold'>Power supply, electrical connections and
1146
1147controls<o:p></o:p></span></i></p>
1148
1149
1150
1151<p class=MsoBodyText2><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1152
1153italic'>The power supply, electrical connections and controls should be built
1154
1155with the present state of the art without special development.</span></p>
1156
1157
1158
1159<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l2 level1 lfo8;
1160
1161tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol'>·<span
1162
1163style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1164
1165</span></span><![endif]>Design and development cost: 350 k€.</p>
1166
1167
1168
1169<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l2 level1 lfo8;
1170
1171tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1172
1173mso-bidi-font-weight:bold;mso-bidi-font-style:italic'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1174
1175</span></span><![endif]>Construction of charging unit, capacitor bank,
1176
1177discharge switches, connections and controls: 700 k€.<span style='mso-bidi-font-weight:
1178
1179bold;mso-bidi-font-style:italic'><o:p></o:p></span></p>
1180
1181
1182
1183<p class=MsoBodyText2><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1184
1185italic'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></p>
1186
1187
1188
1189<p class=MsoBodyText2><i style='mso-bidi-font-style:normal'><span
1190
1191style='mso-bidi-font-weight:bold'>Test of integrated target and horn<o:p></o:p></span></i></p>
1192
1193
1194
1195<p class=MsoBodyText2>Design of a target system including its full cooling
1196
1197system to be integrated into a horn for test in the laboratory in 2004/5.<span
1198
1199style='mso-fareast-font-family:"Arial Unicode MS"'><o:p></o:p></span></p>
1200
1201
1202
1203<p class=MsoBodyText2 style='margin-left:.5in'>Cost: 380 k€.</p>
1204
1205
1206
1207<p class=MsoBodyText2 style='margin-left:.5in'>Manpower: 2 man-years.</p>
1208
1209
1210
1211<p class=MsoBodyText2><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1212
1213italic'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></p>
1214
1215
1216
1217<p class=MsoBodyText2><i style='mso-bidi-font-style:normal'><span
1218
1219style='mso-bidi-font-weight:bold'>Magnets<o:p></o:p></span></i></p>
1220
1221
1222
1223<p class=MsoBodyText2><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1224
1225italic'>In the present design, the first magnets have an aperture larger than 1
1226
1227m exceeding their length, they are pulsed and are under the fire of secondary
1228
1229particles. Their study requires:<o:p></o:p></span></p>
1230
1231
1232
1233<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l2 level1 lfo8;
1234
1235tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1236
1237mso-bidi-font-weight:bold;mso-bidi-font-style:italic'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1238
1239</span></span><![endif]><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1240
1241italic'>Basic design with choice between magnetic poles or distributed currents
1242
1243in a circular aperture.<o:p></o:p></span></p>
1244
1245
1246
1247<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l2 level1 lfo8;
1248
1249tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1250
1251mso-bidi-font-weight:bold;mso-bidi-font-style:italic'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1252
1253</span></span><![endif]><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1254
1255italic'>Determination of the integrated dipolar and quadrupolar fields on the
1256
1257reference orbits.<o:p></o:p></span></p>
1258
1259
1260
1261<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l2 level1 lfo8;
1262
1263tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1264
1265mso-bidi-font-weight:bold;mso-bidi-font-style:italic'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1266
1267</span></span><![endif]><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1268
1269italic'>3D field map in the presence of adjacent magnets.<o:p></o:p></span></p>
1270
1271
1272
1273<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l2 level1 lfo8;
1274
1275tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1276
1277mso-bidi-font-weight:bold;mso-bidi-font-style:italic'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1278
1279</span></span><![endif]><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1280
1281italic'>Correction of undesired multipolar components.<o:p></o:p></span></p>
1282
1283
1284
1285<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l2 level1 lfo8;
1286
1287tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1288
1289mso-bidi-font-weight:bold;mso-bidi-font-style:italic'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1290
1291</span></span><![endif]><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1292
1293italic'>Possible need for end magnetic mirrors.<o:p></o:p></span></p>
1294
1295
1296
1297<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l2 level1 lfo8;
1298
1299tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1300
1301mso-bidi-font-weight:bold;mso-bidi-font-style:italic'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1302
1303</span></span><![endif]><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1304
1305italic'>Resistance to radiation of insulation between coils and electrical
1306
1307insulators.<o:p></o:p></span></p>
1308
1309
1310
1311<p class=MsoBodyText2 style='margin-left:.5in;text-indent:-.25in;mso-list:l2 level1 lfo8;
1312
1313tab-stops:list .5in'><![if !supportLists]><span style='font-family:Symbol;
1314
1315mso-bidi-font-weight:bold;mso-bidi-font-style:italic'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
1316
1317</span></span><![endif]><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1318
1319italic'>Construction of a prototype and test with the general purpose pulsed
1320
1321power supply. <o:p></o:p></span></p>
1322
1323
1324
1325<p class=MsoBodyText2 style='margin-left:.5in'>Cost: 360 k€.</p>
1326
1327
1328
1329<p class=MsoBodyText2 style='text-indent:.5in'>Manpower: 2 man-years.</p>
1330
1331
1332
1333<p class=MsoBodyText2 style='margin-left:.25in;text-indent:.25in'><span
1334
1335style='mso-bidi-font-weight:bold;mso-bidi-font-style:italic'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></p>
1336
1337
1338
1339<p class=MsoBodyText2><i style='mso-bidi-font-style:normal'><span
1340
1341style='mso-bidi-font-weight:bold'>Beam dumping and target zone</span></i><span
1342
1343style='mso-bidi-font-weight:bold'><o:p></o:p></span></p>
1344
1345
1346
1347<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'>This
1348
1349subject is not treated yet and might be discussed with the experts of the muon
1350
1351collaboration.<o:p></o:p></span></p>
1352
1353
1354
1355<p class=MsoBodyText2 style='margin-left:.5in'><span lang=EN-GB
1356
1357style='mso-ansi-language:EN-GB'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></p>
1358
1359
1360
1361<p class=MsoBodyText2><b><span lang=EN-GB style='mso-ansi-language:EN-GB'>Summary<o:p></o:p></span></b></p>
1362
1363
1364
1365<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></p>
1366
1367
1368
1369<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'>Requested
1370
1371funding from EU? 2455 </span>k€.<span style='mso-bidi-font-weight:bold;
1372
1373mso-bidi-font-style:italic'><o:p></o:p></span></p>
1374
1375
1376
1377<p class=MsoBodyText2><span style='mso-bidi-font-weight:bold;mso-bidi-font-style:
1378
1379italic'>The next questions will be addressed in the second draft.</span><span
1380
1381lang=EN-GB style='mso-ansi-language:EN-GB'><o:p></o:p></span></p>
1382
1383
1384
1385<p class=MsoBodyText2 style='margin-left:.5in'><span lang=EN-GB
1386
1387style='mso-ansi-language:EN-GB'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></p>
1388
1389
1390
1391<p class=MsoBodyText2 style='margin-left:.5in'><span lang=EN-GB
1392
1393style='mso-ansi-language:EN-GB'>What fraction of the overall cost of the
1394
1395project is it? <o:p></o:p></span></p>
1396
1397
1398
1399<p class=MsoBodyText2 style='margin-left:.5in'><span lang=EN-GB
1400
1401style='mso-ansi-language:EN-GB'>How do you intend to spend the requested
1402
1403funding? <o:p></o:p></span></p>
1404
1405
1406
1407<p class=MsoBodyText2 style='margin-left:.5in'><span lang=EN-GB
1408
1409style='mso-ansi-language:EN-GB'>Funding breakdown, In particular was fraction
1410
1411is required for manpower (engineers, post-docs, students…), for durable
1412
1413equipments, for travel and subsistence, for organization of meetings/workshops…<o:p></o:p></span></p>
1414
1415
1416
1417<p class=MsoBodyText2 style='margin-left:.5in'><span lang=EN-GB
1418
1419style='mso-ansi-language:EN-GB'>What is the anticipated funding sharing between
1420
1421participating institutes/lab/industry?<o:p></o:p></span></p>
1422
1423
1424
1425<p class=MsoBodyText2><span lang=EN-GB style='mso-ansi-language:EN-GB'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></span></p>
1426
1427
1428
1429<p class=MsoNormal style='text-align:justify;tab-stops:327.75pt'><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></p>
1430
1431
1432
1433<p class=MsoNormal><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></p>
1434
1435
1436
1437</div>
1438
1439
1440
1441<div style='mso-element:footnote-list'><![if !supportFootnotes]><br clear=all>
1442
1443
1444
1445<hr align=left size=1 width="33%">
1446
1447
1448
1449<![endif]>
1450
1451
1452
1453<div style='mso-element:footnote' id=ftn1>
1454
1455
1456
1457<p class=MsoFootnoteText><a style='mso-footnote-id:ftn1' href="#_ftnref1"
1458
1459name="_ftn1" title=""><span class=MsoFootnoteReference>†</span></a> Contact person</p>
1460
1461
1462
1463</div>
1464
1465
1466
1467</div>
1468
1469
1470
1471</body>
1472
1473
1474
1475</html>
1476
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