Spin Structure of Nuclei and Neutrino Nucleus Reactions Toshio Suzuki

Transcription

1 Spi Structur of Nucli d Nutrio Nuclus Rctios Toshio Suzuki Excittio of Spi Mods by s. Spctr DAR, DIF 3. Chrg-Exchg Rctios C, - N by iprovd spi-isospi itrctio with shll volutio Sprdig ffcts of GT strgth i 08 Pb, - 08 Bi 4. Suprov s Spctr d Oscilltio Effcts Ehct of, - Rctio

2 Chrg-Exchg Rctios µ µ µ µ µ µ µ + γ + γ A V J u u j J j G H h h 5 l l s s r r r r r r r A g A p p q i V + + ' ± W p

3 Spi-dpdt xcittios Gow-Tllr + : Spi-diol 0 -, -, - : s r t r r [ s r ] J t ± ± Multipols + : E 5, M, C 5, L 5 - : E 5, M, C 5, L 5 - : M 5, E, C 0 - : C 5 0, L 5 0

4 Nutrio Spctr DAR dcy t rst + + p + <E > 35 MV q f

5 DIF dcy i flight + p + + <E > MV q f

6 Excittio Mods i Nuclus DAR: GT + SD

7 Rctios o C d 08 Pb Iprovd spi-isospi itrctio with shll volutio C, - N Effcts of sprdig of GT strgth 08 Pb, - 08 Bi 08 Pb, 08 Pb

8 P-shll ucli Iprovd Hiltoi i p-shll SFO GT trsitios Mgtic ots C, - N DAR Exclusiv: GT + SD Iclusiv Hiltois: SFO, WBT, HTHys-Towr, CRPA

9 SFO Suzuki, Fujioto & Otsuk, PR C67, p / 0p 3/ 0.3 MV 3.9 MV V T0 M -p spi-flip Moopol 0p / 0p 3/ Lss ixig of 0p / d 0p 3/ orbits GT, M trsitios c bco or sigl-prticl-lik Wkig of quchig ffcts i GT d M trsitios Attrctio btw p / d p 3/ blcs this i orl stbl ucli for th rgy lvls. 0p / p 3/ p

10 Shll-odl itrctios PSDMK: p: CK 8-6BME, p-sd: MK sd, p -sd : Kuo s G-trix 0.3 MV OFU*: Otsuk t l., PRL 87, MV V / / -.0MV For us i th 0- cofigurtio spc SFO: 3.9 MV V -.4 MV rorlizd by 0.93 rorlizd by 0.75 Ths rorliztios r iportt to gt bttr grt of spctr i O-isotops Sb. For us i th -3 cofigurtio spc prst SFO

11 Moopol trs i p-shll

12 BGT vlus for C -> N prst SFO

13 Mgtic ots of p-shll ucli

14 SFO: WBT: Wrburto-Brow MK: Millr-Kurth h ω

15 WBT: Wrburto-Brow Volp, Aurbch, Colo, Suzuki, V Gii, PR C6 000 HT: Hys-Towr, PR C6, p:coh-kurth 8-6BME, sd: USD of Wildthl, pf: KB3, p-sd d othrs: Millr-Kurth SFO*: g ff A /g A 0.95 NCSM: Hys-Nvrtil-Vry, PRL AV8 -body + TM 99 3-body CRPA: Kolb-Lgk-Vogl, NP A65, Exp. Exp: LSND PR C64 00

16 Iclusiv Exclusiv + + Excitd stt g.s. 3 h w Exp: LSND PR C64 00

17 DIF

18 BGT for B C Kwbt t l.

19 c for SFOPSDMK

20 Sprdig of th strgth d -uclus 8 Pb: GT RPA RPA + p-h cofigurtios Dg

21 BGT for 08 Pb, - 08 Bi BGT E 5 MV 84.9 with p-h 3. SIII

22

23 Clcult cross sctios for 08 Pb, - 08 Bi

24 Clcultd cross sctios for 08 Pb, - 08 Bi SIII SIII g ff A /g A 0.8 GT with p-h ; E x 5 MV SD Su c

25 s fro Suprov

26 Flvor Nutrio Flvors E MV flux Totl rgy 5 x 0 5 rg x 6 spcis x0 c - t 8kpc Cout of vts/ to of Pb trgt 4.8x0 3 x flux c - x c 0.3 t 8kpc, 0. t 8kpc, - t t

27 Suprov Nutrio Spctr f E N + E xp[ / E T / 3 T ], t : < T, 8 MV, 0 E > 5 MV 6. 6 MV, 3 : < E > T, 3. 5 MV, 0 MV : < E > 6 T, 5 MV, 0 MV

28 Suprov Spctr E <E> & til prt

29 Oscilltio Effcts ', ', ', t t s s s ', ', ', t t s s s, ', f f f s ', f f f s uchgd v if f f f f ri, s sll for T3.5 MV τ µ,, s lrg for T8 MV si si si si L E P L E P 4 4 q q >> E L L osc p 4 q si P Vcuu oscilltios:

30 Nutrl-Currt Rctios g g q g g V V J J A V J u u j J j G H IS h h si l l 0 Z ' p p GT + + SD0 -, -, - +

31 Nutrl Currt Rctio 08 Pb, 08 Pb Evt # Pb x flux x 0. of Pb t 8 kpc

32 Ehct of, - Rctio du to th Oscilltio Effcts, s sll for T3.5 MV τ µ,, s lrg for T8 MV 4 si si 4 si si L E P L E P θ θ >> E L L osc 4p q si P Vcuu oscilltios:

33 U α α,,3 ] R[ b b b E L i b b E L i U U U U U U U U P b + β α β α β α β α β α

34 ij ij ij ij i i s c c s s c c s s c c s s c U θ θ δ δ si, cos Stdrd prtriztio

35 E L A A A U U A P ij ij i i i i 4 si µ µ i i i i i i i i U U A P P U U A P τ µ τ µ τ µ

36 Prst sttus of th prtrs V < < θ 45± 8 90% K K V θ σ KLAND, SN si θ < 0. Chooz 3 o o o

37 E L P E L P E L P E V MV E E L L osc 4 si si 4 si si 4 si si si θ θ θ θ π µ µ µ

38 3 si 3 cos cos si si, 4 si > < >> b P b whr b b b b P U U P P A E L E E L L i i i i ij ij ij osc θ θ θ θ θ π µ

39 GT trsitio iducd by Suprov s

40 Dpdc of o th spctru HF+RPA: Evt # /t of Pb t 8 kpc GT with p-h: Evt #.8~3.9/t of Pb t 8 kpc for T6.6~8.0 MV

41

42 Sury P-shll: C, - N Nw spi-isospi itrctio with shll volutio xclusiv: cosistt with xprit iclusiv: lrgr th xprit Effcts of th sprdig of th GT strgth i -uclus rctios 08 Pb, - 08 Bi DAR: xt-rpa ~ RPA with g A ff 0.85g A < RPA Suprov : dpds o th distributio of th GT strgth t high rgy til