September30,2003 17:0 WSPC/TrimSize
Transcription
September30,2003 17:0 WSPC/TrimSize
"!#%$&'$&(*)+$&,.-0/+$&,.132 *%25476$&,89
24
:<;>=@?A=@:<BC=@DFEGH?JI=@KL=CMNKPOQER?SBUTUVXWYO<Z=@K>Z\[]I^?J;_?S;PO
GHBQ`Za?bTRVdc"eATUBRBUOQVXDROQ?JO<GS?A=@BfTQ?gOQV
ZaT
h.i#jkbl mnl
o.p"q rtsvuq w3x+y{z7|v}w{~w{w
nw{
^sqp|yd|#QQp
7|vs}~35
qqp."y%5
< u|v|p
7r<|v
y¡r<5~{q¢b£"
¤pp¥~}7¦|~y%§u|v|¦¨p
! © ª8,%«+¬A9%4749%9>2+1C®5«+%¯°n256¬&9P¬&76°2±%©ª%2¬&_2+1P²
³´´³µ¶·%9%2+¸
,«+,4797¹Nº<«+,5»>9¼«"9H6$&4¤%6½^»¾42,9$ ,5H®«+%¯¾n267¬47«+¬&4¬¿«"%$&2,9H©«À^
,2+H,Á29%À^6½¤-7$&n,5%«+¬&¬ »¾2J«+%Â2,¬ »PÃ7«+¯¬ »¾9%«+¬&$&9©6¹Y! ©$&9<27,
®59$&2,F$&9t6$&949%976R2,U©J«+9$&9.2+1¤-7$&n,5%«+¬79¬ 9.2+1d©SÄ*¸{ÅÇÆÈ°¤-¸
%$&n,^J«"J%©ÂÉÊ«+44¬&«"2HÅÇÆÈË$&,ÁÄÌ2,,¹YÍ$ Î%,^%$¿«+¬b4%29%9<94$&2,9S2+1
ÒÓ0«+,6 Ï gÐ
ÔA«+n%9%,^%6Â132$&,4$&6,5b©2+2,Â,%8$&9
H2
Ï ÑÐ
Õ ÖQ× .ؤÙ
¹ÈÚ¬&27Ã>7,78$&9%9%¬ %9Û2+1*¤-$&n7,^99%4©J«+9ØÚÜ ÈÈÆÂ«+,6SÌÆÈd
«+Ú%26476.%2«b82526Q«+474%«+4¤»5¹*ÝÛ¤ÃP6«"«2$&,^%9 ©«À^d,Þ«+6660132 132ë+%6
«+,8¬&792+1%©*n792,«+,6
«"7,78$&9Ç«+27À^ؤÙb¹+ß{,d%©Ì6$ Î%,5$¿«+¬54729%9#974¤$&2,92+1
2+©tÒ Ó «+,6tÔn©2+2%2564¤$&2,«Ú«+,9$ %$&2,n13%2ª62n$&,«+,^Ì9%2,«+,4Ú%2564¤%$&2,
2«9%2,8
7«+¯$&,8b$&,n%©Û1¨2¼Ã «+%6n6$&4$&2,.4«+,.29À^6Q«+2,6 Õ Ö × Ø¤Ù
¹
ºÞ22À^%2+%«+¬4729%9d974¤$&2,9d2+1 Ï NÐà ÒÓ#ÒÓÞá3ÒÓ+ÔâÚ«+%6$&9%499%6¹Ü 792,«+,4
%2564¤%$&2,R«+,6C¤À^,R47«+9%47«+69t2+1©.{»<ÝÚããá¨ä ãã âÐXÝdãá¨ä ã âÇÐÊÒÓ"ÒÓá3ÒÓ+Ôâ
«+29À^6¹Çß{,6$&47«"%$&2,9a132 «" ¬&7«+92,äª792,«+,4«+%2,6S7)bºÞ¤Ù>«+%Ú97,¹
! ©¬¿«"¼%ÃÌ2¬&6Þb«+$&47¬¿«+%¬ »0$&,5%9$&,8t$ 1$ ©«+6Q,8^«"%$ À^b«+%$ {»0747«+9b©$&9
9¼«"dÃ2¬&60d$&,.42,5«+6$&4$&2,QÃa$ ©Q42,9$ ,5®«+¯tn26¬&9d夿 ç¹
èÇé I^êÌëìíaîÛïðëñ¼í*ê
òóôõôö÷%ø¨öù#úû5üù>ýüþûõ"ø3ôvöÿQôöÁõóüÂöúû3üôö·þý"üAþRýøû+ó·ÿ7ôvúý"û5üHôbø¨ö¡ôý@þõ"ø3ôvö
¡ôýnõ"óüþýôvöUý"üÿôöþöû^ü<ÿ
Çüûõ"ýúóü¡úöô3üùüÞô
*ôvÿ"ÿ7ø¨üþýôvö
üû^ø3õ"þõø¨ôöÿtþöùFõóü5ø¨ý
ý"ô
*ü5ýõø¨üÿ
ôú¨ùþ¨ô õ"óüSüõ"ý"þvûõ"ø3ôvöFôÛõ"óüSý"ü¨üþövõ
ù#üvýüüÿnô¡ý"ü5üù#ô!"
*üû^õý"ôvÿ"û^ô#
ø¨û$
ýüù#øûõø¨ôöÇÿtþý"üJöôõ
Çôÿÿø3üSø3öPõ"óüSöôö#÷
Çüý7õ"úýÇþõøü0ýü%øÂü.ô'&(*)+,ôýbõóøÿ
ýüþÿôö.-ü/Ìüû^õøü0õóüôý"ø3üÿbþöù0Âô#ù#üÿ
þý"ü
öüû^üÿÿ"þýJø¨öÂôý+ù#ü5ýÚõ"ôSù#ü^õ"ü5ýÂø3öüõ"óü1@þÿ"ÿüÿ%-û^ôvú
¨ø3öÿdþöùÂù#üû5þ23nø¨ùõ"óÿ
ôÞýüÿ7ôvöþöû5üÿ%54þý"ø¨ôúÿ@û5ôöÿ7õø3õúüöõ76úþý8Âô#ù#üÿUþýü96úø3õü>ÿúû5û5üÿ"ÿ:¡útø3ö
ù#üÿ"û^ý"øø3öÁõóüFÿ
Çüûõ"ý"þ<;tô
üvü5ý=-@þö>ªô#
Çüö?6úüÿõ"ø3ôvöÿAÿõ"ønýü%@þø¨ö.<@1
Aô#ù#ü%¨ÿA
ýüù#ø¨û^õCþÁÿü5ý"ø3üÿAô0óøõ"óü5ýõô·úöô#ÿü5ýüù ÿõ+þõ"üÿ%-B¡ôýÂø¨öÿ7õ"þöÇû^üCóü
Çüý"ÿø¨ÿ7õüöõ.öôö÷%ô#ÿ7üýþõø¨ôöbôvúùÇüAþDø0
ý"ô¨ügþÿtõóôÿ7ü$Âô#ù#ü%¨ÿEbôvúù
"!#%$&'$&(*)+$&,.-0/+$&,.132 *%25476$&,89
24
TOF
Crystal Barrel
and
inner detector
gamma-veto
target
tagging system
g beam
radiator
e- beam
beamdump
$&8¹
5«+¼42,8«"$&2,Q132Û«%9¼ 9%%$&9 2+1n«+9%n,^%9
óþ2vüD¼þø3üù·õô½ù#üÿ"û^ý"øÇü7
ó"ÿøû5þbýüþ¨øõ:#0öüRü
þöþõø¨ôöªøÿJõ"óþõ þýôvöÿ
óþ2vüQþA6úþý÷ùø6úþý@ÿ7õý"úûõ"úýü#'óø¨ÿ ôú¨ùRýüù#úû5ü0õ"óüÞø3öõ"ü5ý"öþöú3Çüýnô
ù#ü%ý"ü5üÿô¡ý"ü5üùôNþöùHõóúÿ%-õóünöú3Çüýdô Çôÿÿø3ü þývôöSý"üÿôöÇþöû5üÿ%0ö
õóü@ôõóü5ýÞóþöÇù -ÛþÂôvÿ7õ<þdü#ø¨ÿ7õø¨öPùþõ"þFýüÿ7úõ¡ý"ô
üþÿ7õøûÂÿûþõõü5ý"ø¨ö
ü
*ü5ý"øÂüövõ+ÿnþöù7Âô#ù#üÿ*¡ô#û^úÿ"ÿ7ø¨öÂôö þývôöRÿ7õý"ôöAù#üû5þ2#ÿ*
ý"üù#øûõ1þývôö
ÿ7õ"þõ"üÿõô Çü Âø¨ÿ"ÿø3öHø3ö
Xþöþ#ÿüÿBú#õbõ"ôAÿóô'ú
Róôbü%üýø¨öUü¨üû^õý"ô@þ÷
öü5õøûA
ýô#ù#úÇûõø¨ôö#0óü5ý"ü¡ôvýü#-.
óôõô
ýô#ù#úû^õø¨ôö½ü
*ü5ý"øÂü5öõ+ÿÞô/Ìü5ýJþþýü
ù#øÿû5ôüýA
*ôõüöõøþ ! "$# øÿRþ ÿ7úø3õ"þ¨ü
óü½ù#üûþ2'û+óÇþø¨ö
ý"üþû^õø¨ôö'õ"ô\ÿõ"úù%Lÿõ+þõ"üÿUþöù'õ"ô ÿüþý+û+ó?¡ôý &('*)+),'.-0/1 @.ùù#ø3õø¨ôöÇþ
õóü>ý"üø¨ôö'ô( ý"üÿôöþöû^üÿDnø3õó5@þÿ"ÿüÿCþýôvúöù32540687:9Pü%4 øÿUô<ÿ
*üû^øþ
ø¨övõ"ü5ý"üÿ7õ
ø¨ö ÇþýôöCÿ
*üûõ"ýôÿû5ô
" óüÞò)<; ¨ø¨ÿ7õ"ÿ ¡ôúý üÌüÿ7õ"þ3øÿ7óüùUÿ7õ"þõüÿ
nø3õó *ôvÿø3õøü þý"øõ:Âø¨öCõ"óø¨ÿ*@þÿ"ÿ
ýü%ø¨ôö.¤öRû5ôA
þýøÿ7ôvö@ôöAõóý"ü5ü=1Enøõ"ó
öü%vþõ"øvüB
þýø3õ:Qþöù
*ôôýaü
ÇüýøÂü5öõ"þüøù#ü5öÇû^übþýü3øÿõ"üù$>?254@7A7@!
DC@C8 ,B
EF248G@70:)
IC8þöùEF24AJA70:)
ICACACA @ û^ôöMLý@þõø¨ôöSôõ"óôvÿünÿõ+þõüÿ nøõ"ó
H
HK
öü%vþõ"øvüD
þý"ø3õ: ôúù *üUø¨ö\û^ôvövõ"ý"þvù#øûõø¨ôö nø3õó\û5ôöÿ7õø3õúü5öõ 6úþý Aô#ù#ü%¨ÿ
!
ý"üù#øûõ"ø3öHõ"óüÞõóýüüJÿõ+þõüÿnþõ@þÿ"ÿ7üÿnû¨üþýCþ*ôü=N1;Qü4OB,P Q é ?SRUTÁGSìWV
Xë5YMZ¡c"e[Y#ììWT\ZO^]$_Tìñ`aTêÌë(Y#ëCOQV
ZaT
óübc!@ þvû5û^ü%3üý"þõôvýUû^ô# 3ü°ø3öed
ôvöö ý"ôø¨ùüÿCü%3üûõ"ýôvö5Çüþ@ÿRú
°õ"ô
ü5öü5ýø¨üÿnôfJ 61;Qü%4+ @gc
FE@( ýüþûû^ü¨ü5ý+þõ"üÿ
õ"óü$
þý7õ"ø¨û3üÿ1nóøû+ó¾þý"üÞõóüö
ø¨öihüû^õüù ø3öõô¾þöªü¨üû^õý"ôöªÿ öû+óýôõý"ôö. óü0¨þõ7õ"ü5ý$
ý"ôø¨ùüÿ<ü%3üûõý"ôöÇÿnøõ"ó
ü5öü5ýø¨üÿQú
½õô2 jk;Qü4 nóøû+ó½þýü(LöþPõ"ý"þöÿ:¡üýý"üù¾õôFõóüCÿõ"ýü5õ"û+óüýQý"ø¨ö
bc!@$
,ôvý
õóüJùþõ"þ3
ý"üÿü5öõüùUóüýü#-#ü¨üû^õý"ôöÿ
üõ"ý"þvûõüùD¡ý"ôlbmc!@ nø3õóü5öü5ý÷
ø¨üÿon
óø3õ0þA
ý"ø@þýCý+þùø¨þõø¨ôöFõ"þývü^õtþöù
ýô#ù#úû5üù ý"ü@ÿ"ÿõ"ý"þó3úöóü
#
û^ôvýý"üÿ
*ôöù#ø¨ö@üöü5ýôdõ"óü óôõ"ôöÿ[pnrqEsn
n"v+w
1þÿ0ù#ü^õ"ü5ýÂø3öüù¾ø¨ö
#ut
þHõ"þø¨öÂÿ #ÿ7õü% >CõóüJù#üxüû^õø¨ôöFôÛõóüJÿ"û5þõ7õüýüùCü%3üûõý"ôöÇÿbø¨öPþ Âþöü5õøû
"!#%$&'$&(*)+$&,.-0/+$&,.132 *%25476$&,89
24
Lüù óøÿHùü^õüûõ"ôý+
ýôøù#üù·þõ+þvüù *üþø¨ö·õóü7
óôõôöªüöü5ýÁý"þöü
¡ýô# 7 ;Qü4 ú
¾õ"ôJ 7;Qü%4 ¡ôvýQþö¾ø3öÇû^ôÂø¨öUü%3üûõ"ýôvö¾ü5öüý#RôJ N ;Qü%4+
óü0ÿü^õ"ú
CôÌõ"óü( db÷ bc!@°ù#ü^õ"üû^õôýbúÿüùA¡ôvýbþ<Lý+ÿ7õ
ÿü5ý"ø3üÿdô ü"
*ü5ý"øAüöõ"ÿøÿ
ÿ7óônö<ø¨ö$,ø A2#óüûþ¨ôý"øÂü5õü5ým (býÿ7õ"þ÷ dþý"ýü%**û5ôöÿø¨ÿ7õø¨önô 2J 7(
ÿ? *
û^ýÿ7õ"þ¨ÿû5ôü5ý"ø¨öHþÇôvú#õr4
ôGAÁÿô¨øùRþö¨ü0øÿnþöFøù#üþÌùü^õüûõ"ôý ¡ôý
óô÷
õôöÇÿ óü
óôõ"ô
ý"ô#ù#úûõ"ø3ôvöAõ"þýü5õø3öÂõ"óü0û5ü5öõüýôÌõ"óü(bý#ÿõ+þ3÷Idþý"ý"ü$6<û
ø3ö8¨ü5öõó -J¾û ø¨ö\ù#øþÂü5õü5ý,þÿ L3üù nøõ"ó<¨ø6úøù ó"#ù#ý"ôvü5ö.
óüUõ"þý7÷
ü^õ þvÿ0ÿúý"ýôvúöù#üù9"PþUÿ"û^ø¨övõ"øþõø¨ö Lý"üAù#ü5õüûõôvýEúø3õQõôù#ü^õ"üûõ<þöÇùõô
õý"ø#ü5ýSôö\û+óþývüù þý7õ"ø¨û3üÿ$¨üþ2ø3öPõóüUõ"þývü^õ ýôõôvö·õý"ø#ü5ý, ¤ö±þùùø÷
õø¨ôö.-ø3õA
ýôøù#üù\þö ø¨öõü5ý+ÿüûõ"ø3ôvö8
*ôø¨övõÂôQþ þý7õ"ø¨û3ü ÿSõý+þihüûõôvý nø3õó õóü
ù#ü^õ"üûõ"ôýSþöù·óüöû^üCóü
Çüù½õô¾øù#ü5öõ"ø ·û¨úÿ7õü5ý+ÿJôû+óÇþýüù þý7õ"ø¨û3üÿ<ø¨ö·õóü
þý"ýü% óü*ü5öü5ý+þû^ôöÇû^ü
õÚôõóü
ü
ÇüýøÂü5öõdø¨ÿÛõô<û5ô+ø3öübõóüûþ¨ôý"øÂü5õü5ý
nøõ"ó>ÿ7úøõ+þ¨ü¡ôýþý+ùRù#ü5õüûõôvý"ÿ%"d
üÿø¨ù#üÿ1øAü5÷F{÷ ,3øóõþÿnø3öõ"óüHÿ7õ"þý7õ
û^ôöMLúý+þõ"ø3ôvö.-õóü$@0ò !Fù#ü^õ"üû^õôý û5þ3ôvýøÂü^õüýtû^ôvöÿ7øÿ7õø¨öÂô 6AN óüþôvöþ
d
þ#, ! û^ý#ÿõ+þÿ $
þvÿSúÇÿ7üùªø3ö±þÁÿüû5ôöù\ÿ7üýø¨üÿSôÂüþvÿ7úýü%Aüöõ"ÿ% óü7¨þõ7õ"ü5ý
d σ/dΩ [µb/sr]
300 - 325
325 - 350
350 - 375
375 - 400
400 - 425
425 - 450
450 - 475
475 - 500
500 - 525
525 - 550
550 - 575
575 - 600
600 - 625
625 - 650
650 - 675
675 - 700
700 - 725
725 - 750
750 - 775
775 - 800
800 - 825
825 - 850
850 - 875
875 - 900
900 - 925
925 - 950
950 - 975
975 - 1000
1000 - 1025
1025 - 1050
1050 - 1075
1075 - 1100
1100 - 1125
1125 - 1150
1150 - 1175
1175 - 1200
1200 - 1225
1225 - 1250
1250 - 1275
1275 - 1300
1300 - 1350
1350 - 1400
1400 - 1450
1450 - 1500
1500 - 1550
1550 - 1600
1600 - 1650
1650 - 1700
1700 - 1750
1750 - 1800
1800 - 1850
1850 - 1900
1900 - 1950
1950 - 2000
2000 - 2050
2050 - 2100
2100 - 2150
2150 - 2200
2200 - 2250
2250 - 2300
2300 - 2400
2400 - 2500
2500 - 2600
2600 - 2800
2800 - 3000
-0.5 0 0.5 1
20
0
0
-2
5
0
6
0
-0.5
4
2
0
3
0
-0.25
2
1
0
2
0
-0.15
1
0
0
-0.1
1
0
-1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1
cosθcm
0
-0.1
$&8Ú¹ *¬&$&n$&,«+»6$ Î%,^%$¿«+¬v4729%9974¤$&2,91¨2*Ò Ó ©2+2%2564¤$&2,Q1¨2 ºÞ¤Ù
U2A¹ AؤÙ
¹Ç!a©Þ9%2¬&$&6@¬&$&,0$&,6$&47«"79t6$&4¤%$&2,9t^»@%©JÈß¡Í n256¬¹F5»9¼%t«"$&4
%2%9
«+%08$ À^7,U«+9n8»5¸{9©«+66U«+%7«H«"
%©Q2+¼2 2+1«+4%©R,%8+»Â$&,¹ 2,%8$&9
¬&2ð¹ JؤÙ
#©t©2+2, -Hà «+96¤%%n$&,76A5»A« ço2Þ%©QÈÛߡͱ%6$&4¤$&2,9¹
ÈÛ2À^n¹ tؤÙ
,2t«+¬&$&9«"$&2,0$&9 «+¯,Þ13%2 «n7«+9%760©2+2, -09%47«+¬&6Þ^»Þ«8¬&2«+¬
1¨«+4¤%2a2+1¹ $&,02%6%2«+4742,^132 ¤-%$&n,^«+¬v,4%«+$&,5$&9¹
"!#%$&'$&(*)+$&,.-0/+$&,.132 *%25476$&,89
24
dσ/dΩ [µb/sr]
2
750 - 800
800 - 850
850 - 900
900 - 950
950 - 1000
1000 - 1050
1050 - 1100
1100 - 1150
1150 - 1200
1200 - 1250
1250 - 1300
1300 - 1350
1350 - 1400
1400 - 1450
1450 - 1500
1500 - 1550
1550 - 1600
1600 - 1650
1650 - 1700
1700 - 1750
1750 - 1800
1800 - 1850
1850 - 1900
1900 - 1950
1950 - 2000
2000 - 2050
2050 - 2100
2100 - 2150
2150 - 2200
2200 - 2250
1
0
0
-0.5
0.5
0
0
-0.05
0.5
0
0
-0.05
0.5
0
0
-0.05
0.5
0
2250 - 2300
2300 - 2400
2400 - 2500
2500 - 2600
2600 - 2800
2800 - 3000
0
-0.05
0.5
0
-0.05
0
-1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1 -0.5 0 0.5 1
cos θ cm
&$ 8%*¹°*7¬&$&n$&,«+»a6$ Î%,5$¿«+¬54729%9#974¤$&2,9132Ôd©2+2%2564¤$&2,b13%2> aºÞ¤ÙC
2
¹ bؤÙ
¹ÝÛ2t«+¬&$&9«"$&2,$&9*©9%«+n«+9*132ÌÒÓ%2564¤%$&2,v¹Ì^»9¼%t«"$&4%2%9«+Û8$ À^,
«+9Ì8»5¸{9©«+66.«+%7««"*©2+¼%2 2+17«+4©t,%8+»$&,¹Ç5»
2¬&9*$&,6$&47«"%*Ä*¸{Å*Æ5ÈÁá â
■
!#ÈÌJáâ¤ÆÈdJáâØÚÜaÈÛÈÆCá 0⤺ÞÈß¡Í\á362+¼%6Þ¬&$&,"âÈÛß¡Í\á36«+9%©76Q¬&$&,⤹
óþvÿ¼þÿ7õSõ"ýøvü5ýSûþ
þø3ø3õø¨üÿHþöù ýôøù#üÿSóøvó ý+þöúþý"øõ:Áø3ö õóü ¡ôý
þý"ù
ù#ø¨ýüûõ"ø3ôvö.
)Qþõ"þ þÿõ+þüö+¡ý"ô ).üû^ü%+*ü5ýN87@7A7Enøõ"óAõóü1nóô¨üþ
þý"þõúÿ¡úAô
÷
ü5ý+þõ"ø3ôvöþ 9Püþvÿ7úý"üÂüövõ+ÿbþõõóý"ü5üÞù#ø/*üýüövõ"bc!@Êü5öüývø3üÿ
ü5ý"ü
*ü5ý¡ôýÂüù$>
n
(25G@7@7-N8jA7@7HþöùEJ@N87@7(9¾ü4+
#
"!#%$&'$&(*)+$&,.-0/+$&,.132 *%25476$&,89
24
é I^ê T0Xëñ Yëñ¼í*êXAí
kYêîêYMZ X5ëY#ë5T\X
,Ûø NÂÿ7óôtÿtù#ø/*üýüövõ"ø¨þaû^ý"ôvÿ"ÿtÿüû^õø¨ôöÿ ¡ôvý.ÿø3ö#3üS$#$
óôõô
ýô#ù#úû^õø¨ôö. óü
( d÷ bc!@Ñýüÿ7úõ+ÿ@þý"üFø¨ö'üû^ü%¨ü5öõUþý"ü5üÂüövõAnø3õó±õóü ýüù#øûõø¨ôöÇÿÂôQõóü
!@r:)DÂô#ù#ü% DóüAþõ7õ"ü5ý<øÿ<þ þý+þÂü^õ"ýøÿ"þõø¨ôö>ô
þ þýüÂþÂôúövõ<ô ý"ü^÷
ø¨ôúÇÿ Âüþÿúýüù # ùþõ"þ aôþý+ùÿÂóøóüý óôõôvö ü5öüývø3üÿ-nø üYþ*ôü
N N ;Qü43-Çý"üÿôöþöû^üJû5ôöõý"øú#õø¨ôöÇÿ.ù#øÿþ
*üþý0þöù¾þUÿõ"ýôvöD¡ôýþý+ù7
*üþø3ö
û5þö *üAô#ÿü5ýüù.+óüA¨þõ7õ"ü5ýJû5þö *üCù#üÿ"û^ý"øÇüù "õ7÷¤û+óþööüdüû+óþövüSô
þö
ù Aüÿ7ôvöÿ<þöÇù>õ"óúÿ<óü%
ÿ<õôPøù#ü5öõø >ý"üÿôöÇþöõJû^ôöõ"ýøú#õ"ø3ôvöÿ bB
3ôvý7÷
ø3öAõ"óü<óøóü5öüý#D
þýõnôõóüJÿ
*üûõ"ýú þ¨ôtÿbüõý+þ
*ôþõø¨ôöRôõ7÷¤û+óþööü
û^ôöõ"ýøú#õ"ø3ôvöÿnþõ¨ôbüý
üöü5ýø¨üÿ%
òóôõô
ýô#ù#úû^õø¨ôö@ô 0Âüÿôöÿu [%70ÿü5ýüÿbþvÿbþöUøÿ7ôÿ ø¨ö1L3õüý Çüû5þúÇÿ7ü
ôöUöúû3üôöPý"üÿôöþöû^üÿnû5þö*üJüû5øõ"üù óü$
ýü%3øÂø3öþýRýüÿ7úõ+ÿtþý"üøüö
ø3ö ,ÛøJHþöùCþýüQû^ôvöÿ7øÿ7õü5öõ*nøõ"ó Âüþvÿ7úý"üÂüövõ+ÿB¡ý"ô @.ò*! K-M
; 1@E@o
c P ( c @E
! >þöù -¡ôvý7
óôõôvö°ü5öü5ýø¨üÿ0*ü¨ô 2 6;Qü%4+-*nøõ"ó°õ"óü>õ:
ô8Âô#ù#üÿ
!@r:) þöùk9 @o:
) óüJù#ôÂø¨öþöÇû^ü<ôõóü+!
F2W68J06Abû5þöPû3üþý0*üJÿü5ü5ö
BHB
þÿÚøÿ7ôõý"ô
øû*ü5óÇþ2ø¨ôúýdôõ"óütù#ø/*üýüöõøþû5ýôÿÿÚÿüûõ"ø3ôvöAû3ôÿ7ü
õ"ô0õ"óý"üÿóôù @.ÿ
ø3öFõóüSû5þvÿ7üÞô $#
óôõô#
ýô#ù#úÇûõø¨ôö -þHõý+þöÿøõ"ø3ôvö ¡ý"ô ýüÿ7ôvöþöÇû^ü ýô#ù#úÇûõø¨ôö
õô\þ ÿ7õý"ôö ¡ôý
þý"ù *üþø¨ö øÿCô#ÿ7üývüù3{õ÷û+óÇþööü%.ü#û+óÇþövü @ ÿ @þ
ýøÿ7üÂôbõ"óü1Áù#ø/Ìü5ý"ü5öõøþû5ýôÿÿÞÿüû^õø¨ôö ¡ôý<óøóüý<ü5öüývø3üÿÞø3ö½õ"óüDþû "þý+ù
ù#ø3ý"üû^õø¨ôöFôõóüÂüÿ7ôvö7@þ2Cø¨öù#øû5þõüÞú#÷¤û+óþööü û^ôvöõý"øúõø¨ôöÿ%
,ÛøG@ÿóôtÿ
õóü<óøvó96vúÇþ¨øõ:CôÛõ"óüJùþõ"þ dþvû >výôvúöùCÿú#õ"ý"þvûõ"ø3ôvö7þÿ
þ
¨ø¨üùPôvö7¡ôý.õóü(Pû+óþööü óü+Çþû "ý"ôúöÇùRúöù#ü5ý"öüþõóõ"óü[$#Hÿøvöþ
ø¨ÿ vü5ýUÿ @þ þöù -#õ"óúÇÿ-#öôõtü
¨ø¨û5øõ"üCõ"ýüþõüù 6000
10
10
6
5
5000
~ 78000
4000
η →2γ
10
~ 22000
2000
1500
2000
1000
η →3π
(b)
0
500
1000
500
600
400
500
600
4
~ 2.6 million
10
2500
3000
400
10
(a)
π0 → 2 γ
3
2
100
$&8
200
300
400
500
600
m γ γ [MeV/c
2
¹°ß{,5À+«+%$¿«+,^Û{Ã2+¸©2+2,<t«+9%9*á«^âÔÐ ÏÏ á3âÔÐ@+Ò Ó
]
"!#%$&'$&(*)+$&,.-0/+$&,.132 *%25476$&,89
24
/
80
350
i
ii
iii
(a)
300
60
250
50
200
40
150
30
100
20
50
10
0
2000
0
1000
2500
2
Invariant pπ η mass [ MeV/c ]
2
(c)
1200
3600
20
0
1000 1200 1400 1600 1800
2
Invariant pπ0 mass [ MeV/c ]
40
30
2800
2600
20
2400
10
2200
0
1500
x103
2000
2
2
40
Í$ Î7,5a¬&2+9Û2,.%©7«+4$&2, Ï 50
3000
2
3
5000 x10
2
60
$&8 ¹
(d)
Invariant pπ0 mass [ MeV/c ]
Invariant pπ 0 mass [ MeV/c ]
80
2
x103
2000
1000
1400
(e)
1300
3200
2
iii
1200
3400
Invariant pπ0 mass [ MeV/c ]
100
1100
Invariant pπ mass [ MeV/c ]
Invariant pπ 0 mass [ MeV/c ]
450
ii
400
350
300
250
200
150
100
50
0
1000
(b)
0
2
0
i
70
12
(f)
4500
10
4000
8
3500
6
3000
4
2500
2
2000
1000
0
2000
x103
3000
2
Invariant pπ0 mass [ MeV/c ]
Ð Ò Ó Ô¹*d%¤-5Û132 6¤«+$&¬&9
2
"!#%$&'$&(*)+$&,.-0/+$&,.132 *%25476$&,89
24
1_
aé :ÞìiT\Z¼ñp`\ñ¼êY#ìWVªìWT\XïUZ¼ë5XÂí*ê'ë5RTPìiT0YðëñíÇê
_
¤ö õ"óü¡ô¨ônø3ö -ý"üÿú3õ"ÿCþýü ý"üÿü5öõüù<¡ôvýCþ·ùþõ+þÁý"úö þõ n
J N;Qü4
#
ý üÿ7ú3õø¨ötø¨ö N@N 7A7A7r$#5Þüvü5öõ"ÿ% ,øúý"ü 6S¼þ@aÿ7óôtÿõóüõôõ"þvø¨ö"þýøþöõ @þvÿÿ
¡ôýtõ"óü " # ELöþÚÿ7õ"þõ"üutôRÿ7õý"úû^õúý"üÿ0þý"ü$ø¨ÿø3üAþõoLÇý"ÿ7õ0ÿøvóvõ=E)0ø /Ìü5ý"ü5öõ
Âþvÿÿtýü%ø¨ôöÿnþýü<ø¨öù#øû5þõüùPþöùRõóüHû^ôý"ý"üÿ
Çôvöù#ø¨öA
M # @þÿ"ÿtÿ
Çüûõ"ý"þAvøvü5ö.
;tø¨övõ+ÿ1¡ôvýEÇþýôöPý"üÿôöÇþöû5üÿtù#üû5þ2ø¨öCø¨övõ"ôE(öô *üû^ô#Âü+ø¨ÿø3ü#o¤ö>õóü
õôõ+þ@þÿ"ÿ.ý"üvø3ôvö¾þý"ôúöù2 i7@719Pü43-*öôRÿ7õý"úûõ"úýüAû5þö9ÇüÂÿ7üü5ö.- ,ø 6 ;tô
üüý%-þFû¨üþý *üþ¾þõÞõóü1 ÂþvÿÿÞûþö *üÂôÿü5ýüùPø¨ö>õ"óüAÂþvÿÿQý"üvø3ôvö
þý"ôúöùk24A7@7u9¾ü4+-",ø \6 ¼û5 Áü0ü
ÇüûõþJÿ7üýø¨üÿôý"üÿôöþöû^üÿdø3öCõóøÿ@þvÿÿ
ýü%ø¨ôönøõ"ó *ôvÿøõ"øvüSþÿbü%þÿnøõ"ó¾öüþõ"øvü$
þý"ø3õ:"¤ö ý"ø¨öû^ø
¨ü-*øõbôvúù
Çüvü5ýCù#ø Cû5úõnõ"ô@ù#ø¨ÿü5öõ+þö#3üQõóüB;tô
üvü5ý=-vø¨öFõóüS(Cõ"óý"üÿóôùCý"üvø3ôvö
büJü
ÇüûõQþ@ÿ@þÛþöúþýAô#Âü5öõú *ü^õ:
ü5üöõóü(7Âüÿôö¾þöù EF2WN8J@N@ ;tü5öÇû^ü-0øõPÿóôúù *ü *ôvÿ"ÿø¨ü¾õ"ô üû^ø3õüÁÿôÂüÁýüÿ7ôvöþöû5üÿRÿ7ü%3üûõøü%# ,ôý
ôýøõ+þÚþövúþý Aô#Âü5öõ"þ 7Rôý[2- üAÿóôvú¨ù>ü
*üûõ<û^ôvöõý"øúõø¨ôöÿ¡ýô#
õóü EF24M2570ò
- EF24@NA7@ò
- E?254A706A ,
s2WþöùE?2548G07@ )
70 +B
H
K
,ôýóøóü5ý
"$#@þÿ"ÿ7üÿ-"¡úý7õ"óü5ýný"üÿôöþöû^üQø¨övõ"ü5öÿø3õ: @þ20*ü<óø¨ùù#ü5öø¨öFþ
ÿõ"ýúû^õúý"üUþýôvúöù25j@7A7k9Pü43-,ø6a¡ü 0öü@óþvÿ<õô ÇüUûþý"ü¡úbø3öõ"ü5ý
ýü5õ7÷
ø3öFÿõ"ýúÇûõúýüÿtø¨ö¾õóü3@þÿ"ÿ1
ýôAhüûõ"ø3ôvöÿ.þvÿtõ"óôvÿüSþýüHô{õüö¾ý"ü xüûõø¨ôöÇÿ.ôdõóü
û^ôý"ý"üÿ
Çôvöù#ø¨ö )Qþ¨ø3õ ¨ôõ+ÿ= ,ø 6E¼ù þöù H σ [ µb]
Total cross sections with 20 MeV bin size
γp → p π η
0
γp → p π π0
GRAAL
0
14
12
10
8
6
4
2
1600
1800
2000
2200
2400
s [MeV]
$&8/¹°*%¬&$&n$&,«+¼»n%2+%«+¬#4%2999%4¤$&2,9132 Ï Ð
ÒÓÔ0«+,6 Ï Ð
ÒÓ#ÒÓ¹! ©
¬&27à ¸{,%8+»n«+¼Ì2+1v%©d Ä*¸Å*ÆÈR62¬&¤¸{$&2,.429%9Ì974¤$&2,Q«+879Çì&¬Ãa$ ©n%©ÚØÚÜaÈÛÈÆ
6«"«¹Çß 9%©2¬&60Ún,^%$&2,6t%©«"Û,2
2$À^¤¸{6$&n,9$&2,«+¬«+447%«+,4472%4¤%$&2,0©«+9
,<«+¬&$&6.»^7¹
σ [ µ b]
"!#%$&'$&(*)+$&,.-0/+$&,.132 *%25476$&,89
12
24
γ p → p π0π0
TAPS
TAPS 99
GRAAL
10
8
6
4
2
0
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
E γ [GeV]
$&8%Û¹°Ç%¬&$&n$&,«+»%2+%«+¬4729%99%4¤%$&2,132%© «+4¤$&2, Ï ·ÐL Ò Ó Ò Ó ¹! © 92¬&$&6
¬&$&,
$&,6$&47«"9©tÄ*¸{ÅÇÆÈª<È %9%¬ Ú«+9%6S2,A«t6«"%«Q9«+n¬&9$&,8Þ«+,J$&,42n$&,8.Å*Æ5È
¬&4%2,C,%8+»Â2+1 Õ Ó × Ø¤Ù
¹! ©$&9,8+»Â«+,8Q42%792,69
2S«Jt«+99
%«+,802+1
7 nºÞ¤Ù 7çÚ¸7)ºÞ¤Ù 7ç5¹
,ø @jJÿóôtÿõóü.õôõ+þÌû^ý"ôvÿ"ÿÿüûõ"ø3ôvöÿ'¡ôvýõ"óü.ý"üþvûõø¨ôöÇÿf
l
"$#
@þöù
"$# $##óü ¨þõ7õ"ü5ýaþý"ü5üÿ.ü5ý
ünø3õóÞõ"óü ;@@ocRùþõ+þnø¨öÞõóü 3ô
ü5öü5ýUý"üvø3ôvö.@1*ôüSN ;Qü%4 *ôõ"ó>û^ý"ôvÿ"ÿnÿ7üûõ"ø3ôvöÿ.þýüJþÂôvÿ7õ.ü=6vúÇþaø¨ö9@þ÷
öø3õúùüA;tô
üüý%-Ìø3õJÿ7óôvúù *ü Âüövõ"ø3ôvöüù>õóÇþõ<öô
ý"ô
*ü5ý^Lü5÷ù#øÂü5öÿø¨ôöþ
þûû^ü%
#õ"þöû^ü<û^ôvýý"üû^õø¨ôöRóþÿ *ü5üöûþý"ýø¨üùUôú#õ1vü^õ=
òý"ü¨øAø¨öþýªÿô¨ú#õø¨ôöÿÂôQþ þý7õ"ø¨þ*þ2üFþöþ#ÿø¨ÿÂþýüþvÿ7üù ôö'þö±úö#÷
ø¨ööüùÂþ#øHú ¨øvü¨ø3óôô#ùLõnõ+þø3öCþaû^ôvýý"üþõ"ø3ôvöÿþÂôö[Lvü<ø3öÇù#ü
*ü5ö#÷
ù#üövõ9þý"øþ¨üÿ7
ý"ô
*ü5ý'ø¨övõ"ô±þvû5û5ôúöõ¼üvü5öõ7÷ þÿüù%Lõ+ltü% ý"üÿôöþöû^üÿ
þý"ü@öüüù#üù½õô¾ù#üÿû5ýøÇüCõóüUùþõ"þ óü5ý"ü@ø¨ÿSüø¨ùü5öû5üA¡ôýSþPöü ÿ7õ"þõüCþõ
N N^;Qü%4°þÿbü%Çþÿóø¨övõ+ÿ ¡ôý þ 4 7@ Aþÿõ"óütù#ôÂø¨öþöõû^ôvöõý"øúõø¨ôö
#
¡ôýdþ p4 70.
ý"ô#ù#úû^õø¨ôö. !ô¨ú#õø¨ôöÇÿûþö3Çünþ3øúôvúÿÚþöùJõóüýü¡ôý"üõ"óü6vúüÿ7÷
#
õø¨ôöUôaöü%vþõøü^÷ þýø3õ:( ÿ7õ"þõ"üÿ
þý"ôúöÇùk254@6A7=9Pü4Xû5þööôõ *ü0þöÇÿ ü5ý"üùAvü^õ%
òÚôþý"øÿþõø¨ôöPùþõ+þCøÿ.öü5üùüùPõ"ôRù#øÿ"û^ý"øÂø¨öþõ"ü+*ü^õ:
ü5ü5ö½ù#ø/*üýüövõ<û^ôvöõý"øúõø¨ö
þA
¨ø3õúù#üÿ
é :ÞìiT\Z¼ñ`
,ø 1_ ñ¼êY#ìWVªìiT\XïZ¡ëXAí*ê'ë5RTPìiT\Yðëñ¼í*ê
3ü{õ]ÿøù#ü ÿ7óôtÿ õ"óüfõôõ+þXø¨ö>þýøþöõ
" # # ¡ôý¾þö bc!@fü5öüý# ôn
#
_
@þvÿÿ ô õóüfýüþû^õø¨ôö
2 G ;Qü4+1@û3üþý
Çüþ
"!#%$&'$&(*)+$&,.-0/+$&,.132 *%25476$&,89
24
)
4000
3000
3000
2000
2000
1000
1000
0
1200
1400
Invariant
$&8%
¹
1600
p π0 π0
1800
0
1000
2000
2
mass [MeV/c ]
1200
Invariant
Í$ Î%,^Û¬&2+%9a2,0©%7«+4¤%$&2, Ï ±Ð
p π0
1400
1600
2
mass [MeV/c ]
ÒÓ#ÒÓ5¹Ì57d¤-a1¨2 6¤%«+$&¬&9
!
!
þý"ôúöùe26A7A7 9Pü%4
þÿ bü%nþvÿAþ½ÿ7õý"úûõ"úýüþõk2 87A7 9Pü4
û5þö<*üô#÷
ÿ7üývüù óüÁý"øóõFÿø¨ùü>ô+,ø
ÿóôtÿCõóü M$# Âþvÿÿ ¡ôýRõóüÁø¨öù#øû5þõüù
!
!
ÂþvÿÿJý"þöü F2jA7@7E9¾ü4
÷S2 7A7k9Pü%4
dþýôvö½ûþÿ"û5þùüÿÞô
õóü@õ:"
Çü
u+8D1 u EF2WN8J0NA $#1 $#5$#A*üû^ô#ÂüAô#"ø¨ôúÇÿ+@ ÿ7õý"úûõ"úý"üAþõÞóøvóü5ý
ÂþvÿÿüÿøÿnþÿôAô#ÿü5ýüù.
óü ýü%3øÂø3öÇþý ýüÿ7ú3õPô@þöÊüvü5öõ7÷ þÿüù þýõøþþ2ü·þöþ#ÿø¨ÿû5ôö#÷
Lý@ÿÂõ"óü Çþý+þÂü^õ"ü5ý+ÿÂôöônösDCAC@C8Âþöù3DCAC@CACAAýüÿ7ôvöþöû5üÿÂø¨ö'õóü 3ô÷
ü5öüý#Uÿ *üû^õý"ú *ü¨ô2 G ;Qü4+ ).ô#Aø¨öþövõQû^ôöõ"ýøú#õ"ø3ôvöÿnþý"ü=SF2W6ANA7@:)
B?
?2 87A7@ )
- S?25j 7@ ,
þöùS?2 AN87@7ò
5(bôöõý"øú#õø¨ôöÿÂô.õ"óüPöúû¨ü5ôvö
B?K
B?
ýüÿ7ôvöþöû5üu(F2 i7A70:)
þýü¨üÿ"ÿnù#ôÂø¨öþöõ%
BF
é GHíÇêðAZïUXñ¼í*êX(Yêî
í*ïaëZ¼í í
óüôô#ù\þvýüüÂü5öõAÇü5õ:büü5ö5( db÷Ibmc!@ $#¾ùþõ+þ·þöù<
ýüù#øûõø¨ôöÇÿA> õóü
!@r:) Âô#ù#ü@ÿóôtÿPõ"óþõ·õ"óü±ùü^õüûõ"ôý·þû5û5ü
#õ+þöû5ü\øÿ½úöù#üý"ÿ7õôô#ù - nóø¨û+ó
¡ôýÂÿ½õ"óü þvÿ7øÿ ¡ôý ÇþýõøþDþ2ü'þöþ#ÿüÿ%
,úýõóüýÂôý"ü-@óøvó 6úþ3ø3õ:
½ùþõ"þPóÇþ2üD*ü5ü5ö Âüþÿúýüùªþöùªùø /Ìü5ý"ü5öõøþbû^ý"ôvÿ"ÿJÿ7üûõ"ø3ôvöÿJù#ü5õü5ýÂø3öüùªú
õô n q eJ 71;Qü%4+ .üXý"üÿôöþöû^üÿ
þýüÞø¨ö¼þû^õtöü5üù#üùFõ"ôCù#üÿ"û^ý"ø*üÞõóüSùþõ+þ
,ôýnüþA
¨ü-õóü5ý"ü<ø¨ÿü%øù#üöû^ü ¡ôý0þHöü ÿõ+þõ"üJþý"ôúöùEN N;Qü4+
!øHúþõø¨ôöÇÿ0óôbü%ü5ý=-óþ2vüAÿóônö¾õ"óþõ<õ"óüA@þÿ"ÿ<þöù½þövúþýÞù#ø¨ÿ7õý"øú#÷
õø¨ôöÿQôþE1Hý"üÿôöþöû^ü
OJ AN Qû5þööôõÇü@ù#øÿ7õø¨öúøÿóüù ¡ýô#gõóôÿ7ü
ôþ11 :g2 8N f -þõ¨üþvÿõnóüöRø¨öõü5ý¡ü5ý"ü5öÇû^üÞü/Ìüû^õ"ÿnþý"üQöü#3üûõüù Bóü
( d @0ò ! û5ô¨þÇôvý"þõø¨ôö'óþvÿCõ+þüö ùþõ"þ8nø3õó 3ø¨öüþýC
*ôþý"ø¨ÿüù óôõ"ôöÿ
û^ý"üþõ"üù >°û5ôóüýüöõ7ý"ü@ÿ"ÿõ"ý"þó3úö\ø¨ö þ bü%3÷ôý"ø3üövõ"üù°ùø¨þAôvöù û5ý#ÿ7õ"þ ¤ö?vü5öüý"þ
õóüPúÿüPô¨ø3öüþýD
*ôþý"ø¨ÿ"þõ"ø3ôvö<ý"üþ#ÿSõ"óü
ÿ "AÂü^õý5óúÿ%-
"!#%$&'$&(*)+$&,.-0/+$&,.132 *%25476$&,89
24
7
Σ PT
120
120
100
80
60
40
Φπ0 for -1.0 < cos Θ π0 < -0.5
20
0
Φ [rad]
-3 -2 -1 0
1
2
3
140
120
100
80
60
40
20
0
100
80
60
Φπ0 for -0.5 < cos Θ π0 < 0.0
20
Φ [rad]
-3 -2 -1 0
1
2
Φπ0 for 0.0 < cos Θ π0 < 0.5
40
3
Φ [rad]
0
-3 -2 -1 0
1
2
3
0.02
0
-0.02
-0.04
-0.06
-0.08
-0.1
-0.12
-0.14
-0.16
Φπ0 for 0.5 < cos Θ π0 < 1.0
cos ( θ)
-1
-0.5
0
0.5
1
&$ 8%
)¹
06$&9¼%$&$&2,9Ú132d6$ Î7,5
Q$&,97¹b! ©
6«"«0«+%,2+«+474%«+,4t472¼¸
%4¤76v¹*! ©Û$&,42n$&,8b©2+%2,0,%8+»t$&9̬&$&n$ 6%2. ºÞ¤Ù CÅ Ö P7/ ºÞ¤Ù$¹ ¹#%©
2¬¿«+%$&9%«"%$&2,0t«"-$&bÞ¹
*ôþý"ø¨ÿ"þõ"ø3ôvö þ3ôtÿAþ *ü^õõü5ýCùü^õüýÂø¨öþõ"ø3ôvö ôQû^ôöõ"ýøú#õ"ø3ö½þA
¨øõ"úù#üÿ3"
þùù#ø3öA¡úý7õ"óü5ýQû^ôvöÿõ"ý"þø3öõ+ÿø3öõ"óüSò
@$-ü# bÿÂþû^ôvövõ"ýøú#õ"ø3ôvöÿ @þ2Uóþ2vü
þýüQü/Ìüûõ+ÿnø¨öû5ü5ýõ"þø3ö Çô#¨þýøÿ"þõø¨ôö7þý"ø¨þ3üÿ
¤öRþJõ:bô÷ *ô#ù@ù#üûþ2-võóüÞúÿü.ô ¨ø3öüþýA
*ôþý"ø¨ÿüù0
óôõ"ôöÿu *ôþý"øÿþõø¨ôö
*¨üþvùÿ
õô@þ óôõôöPþvÿ "AÂü^õý ^>
# F2û^ôÿN
?
¤ö\þõ"óý"ü5ü^÷ *ôù LöÇþbÿ7õ"þõü73øü0
$# -ÚõóüýüUø¨ÿ3Âôý"üÂõóþö ôöüRþÿ>AÂü^õ"ý
ù#ü%
Çüöù#ø¨ö@ôöFõóüJû+óôøû^üÞôõóüJû^ôý"ý"üÿ
Çôvöù#ø¨ö
ù#øÿõ"ýøú#õ"ø3ôvö.B,ø 4Âÿ7óôtÿ
õóü Lý+ÿ7õRý"üÿúõ+ÿ0¡ý"ô þN87A7@Jªùþõ+þ÷%õ"þø¨ö8
*ü5ý"ø¨ôù. @ óôõôö þÿ>AÂü^õ"ý
û5þö½û3üþý9*üÂüõý+þû^õüù ¡ý"ôgõ"óü
ù#øÿõ"ýøú#õ"ø3ôvö ¡ôvýÞùø /Ìü5ý"ü5öõ
ø¨öÿ¡ôýAø¨öÿõ+þöû5ü:bBvü5ö\û5ôöÿøù#ü5ý"ø3ö>ôöG@7
Çô#¨þýøÿ"þõø¨ôö þöù\û5ôöõý"øú#õø¨ôöÇÿ
¡ý"ô þû "ý"ôúöù+
ýô#û^üÿÿüÿ%-vÿ7õ"þõøÿõ"ø¨ûÿÿóôú¨ùA*ü0ÿú Cû^ø¨ü5öõõ"ôSø¨ö>vüÿ7õøvþõüõóü
!
2540687<9Pü%4
@þÿ"ÿdýü%ø¨ôöÂþöù@û5ôöõý"øú#õüõ"ôÞõóüE6vúüÿ7õø¨ôö@ôöü%vþõøü^÷ þýø3õ:
ÿ7õ"þõ"üÿnþvÿ bü% þvÿ
õôÂõóü
ýô#¨ü ôm&['*) ),'.-\/<ý"üÿôöþöû^üÿ
B T I TìiTêðAT\X
i ij"!$#&%('*),+-.$/00 i213#547698;:=Û< s}"¦?> p,@ ¦=AB9CD:?E ;FG7HJILKGM7F i
K i-N0i9OQR7P S 8('*.94UTV%W{i*: Q<YX[Z]\_^?:?E KMM2`IYa7MF i
a iAldib# i$cL),+_W*T TV%W{i*:dÛ< s}"¦?> p,@ ¦9Ae9CD:?E ;FF7H7ILHG27 i
fvi S %5%(!?g h7h;ijijni S i 4iL/$")i ! Sk +# i 4iYÇ6 i T;/26
l imbi9no8(6$#5) ToT,%"W{ip:b<s}"¦q>p,@¦qrÌpw{w¦qs2CE tF7FJlIjaJuaH i
H iv ivkTt.$"8wS/xTV%LW{i*:dÛ< s5}+¦qÌr pw{w¦byUe$z={|E KMMJK7ILK_;l i
u iv} i$cQ~&+TV%LW{i*:dÛ< s5}"¦D> p,@ ¦?*r pw¦b{q\E ;FF7GJIo`u"FJu i
G iR ivmo6$447TV8LTV%L"W¡i*:b< s5}"¦D> p,@ ¦qÌr pw{w¦b{=|E KMMJKIKK7KMMJK i
F i S %5%(!?g h7h;ijijni i +2! S i 6$.9'3
"'*.$ i /9T;h"
'p/