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of the PDR in 128 128 Te The e de decay pattern tern of Te using the -set etup up Johann ann Is Isaak ak ExtreMe Matter Institute EMMI and Research Division, GSI The 5th international conference on Collective Motion in

  1. of the PDR in 128 128 Te The e de decay pattern tern of Te using the 𝛅 𝟒 -set etup up Johann ann Is Isaak ak ExtreMe Matter Institute EMMI and Research Division, GSI The 5th international conference on „Collective Motion in Nuclei unde der Extrem treme e Co Condi ditions tions “ Krakow, September 14 - 18, 2015

  2. Wh What is is the Pygmy gmy Di Dipo pole le Res esonance ance ? 2 Johann Isaak | COMEX5 | Krakow 2015

  3. How to Ho to inve vest stigate igate the the Pygmy my Di Dipole ole Re Reso sonance ance ? F) Nucl clear ear Reso sona nanc nce Fluores orescence cence (NRF) 1 ± Γ 0 + 2 1 0 + 3 Johann Isaak | COMEX5 | Krakow 2015

  4. How to Ho to inve vest stigate igate the the Pygmy my Di Dipole ole Re Reso sonance ance ? F) Nucl clear ear Reso sona nanc nce Fluores orescence cence (NRF) 1 ± Γ 𝑗 Γ 0 Γ 0 + 2 1 0 + 4 Johann Isaak | COMEX5 | Krakow 2015

  5. How to Ho to inve vest stigate igate the the Pygmy my Di Dipole ole Re Reso sonance ance ? F) Nucl clear ear Reso sona nanc nce Fluores orescence cence (NRF) 1 ± selective to J=1 states Γ 𝑗 model independent Γ 0 Γ 0 - spin - parity - transition strength + 2 1 low se sensiti sitivit vity fo for sm small ll 𝚫 𝒋 0 + 5 Johann Isaak | COMEX5 | Krakow 2015

  6. → γ 3 - se γ - γ coincid HI γ S ncidence ence at HI setup up F) Nucl clear ear Reso sona nanc nce Fluores orescence cence (NRF) 1 ± Γ 0 + 2 1 0 + 6 Johann Isaak | COMEX5 | Krakow 2015

  7. → γ 3 - se γ - γ coincid HI γ S ncidence ence at HI setup up F) Nucl clear ear Reso sona nanc nce Fluores orescence cence (NRF) 1 ± Γ 0 Γ 0 + 2 1 0 + 7 Johann Isaak | COMEX5 | Krakow 2015

  8. → γ 3 - se γ - γ coincid HI γ S ncidence ence at HI setup up F) Nucl clear ear Reso sona nanc nce Fluores orescence cence (NRF) 1 ± γ - γ coincidence Γ 0 Γ 0 + 2 1 0 + 8 Johann Isaak | COMEX5 | Krakow 2015

  9. → γ 3 - se γ - γ coincid HI γ S ncidence ence at HI setup up F) Nucl clear ear Reso sona nanc nce Fluores orescence cence (NRF) 1 ± γ - γ coincidence Γ 0 Γ 0 + 2 1 0 + 9 Johann Isaak | COMEX5 | Krakow 2015

  10. γ 3 - se setup up B. Löher et al., NIMA 723 723 (2013) 136 10 Johann Isaak | COMEX5 | Krakow 2015

  11. γ 3 - se setup up B. Löher et al., NIMA 723 723 (2013) 136 11 Johann Isaak | COMEX5 | Krakow 2015

  12. γ 3 - se setup up B. Löher et al., NIMA 723 723 (2013) 136 combination of: LaBr - high energy resolution HPGe - high efficiency LaBr LaBr 12 Johann Isaak | COMEX5 | Krakow 2015

  13. γ 3 - se setup up B. Löher et al., NIMA 723 723 (2013) 136 combination of: LaBr - high energy resolution HPGe - high efficiency LaBr LaBr close setup geometry total photopeak efficiency - LaBr ~ 6 % - HPGe ~ 1.5 % 13 Johann Isaak | COMEX5 | Krakow 2015

  14. troscopy on 128 128 Te le γ -ray Single ay sp spec ectroscopy Te high energy resolution state-to-state analysis 14 Johann Isaak | COMEX5 | Krakow 2015

  15. troscopy on 128 128 Te le γ -ray Single ay sp spec ectroscopy Te high energy resolution state-to-state analysis high photopeak efficiency average quantities 15 Johann Isaak | COMEX5 | Krakow 2015

  16. ence on 128 128 Te γ - γ coincid ncidence Te 128 Te → E=6.9 MeV 8 7 E LaBr (MeV) 6 5 4 3 2 1 1 2 3 4 5 6 7 8 E LaBr (MeV) 16 Johann Isaak | COMEX5 | Krakow 2015

  17. ence on 128 128 Te γ - γ coincid ncidence Te 128 Te → E=6.9 MeV 8 7 E LaBr (MeV) 6 5 4 3 2 1 1 2 3 4 5 6 7 8 E LaBr (MeV) 17 Johann Isaak | COMEX5 | Krakow 2015

  18. ence on 128 128 Te γ - γ coincid ncidence Te 128 Te → E=6.9 MeV 8 8 7 7 E LaBr (MeV) E LaBr (MeV) 6 6 5 5 4 4 3 3 2 1 2 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 1 2 3 4 5 6 7 8 E LaBr (MeV) E LaBr (MeV) 18 Johann Isaak | COMEX5 | Krakow 2015

  19. ence on 128 128 Te γ - γ coincid ncidence Te 19 Johann Isaak | COMEX5 | Krakow 2015

  20. ence on 128 128 Te γ - γ coincid ncidence Te 20 Johann Isaak | COMEX5 | Krakow 2015

  21. ence on 128 128 Te γ - γ coincid ncidence Te 12 128Te 8Te preliminary 21 Johann Isaak | COMEX5 | Krakow 2015

  22. ence on 128 128 Te γ - γ coincid ncidence Te 1 ± 128Te 12 8Te preliminary 743 keV 743 keV + 2 1 + 0 1 22 Johann Isaak | COMEX5 | Krakow 2015

  23. ence on 128 128 Te γ - γ coincid ncidence Te 1 ± 128Te 12 8Te 1 ± → 2 1 + ↓ preliminary 743 keV 743 keV + 2 1 + 0 1 23 Johann Isaak | COMEX5 | Krakow 2015

  24. ence on 128 128 Te γ - γ coincid ncidence Te 1 ± 128Te 12 8Te 1 ± → 2 1 + ↓ preliminary 743 keV 743 keV + 2 1 + 0 1 24 Johann Isaak | COMEX5 | Krakow 2015

  25. ence on 128 128 Te γ - γ coincid ncidence Te preliminary coincidence 25 Johann Isaak | COMEX5 | Krakow 2015

  26. ence on 128 128 Te γ - γ coincid ncidence Te preliminary no coincidence preliminary coincidence 26 Johann Isaak | COMEX5 | Krakow 2015

  27. ence on 128 128 Te γ - γ coincid ncidence Te I 1 ± →2 1 + b 1 = I elast S n preliminary 27 Johann Isaak | COMEX5 | Krakow 2015

  28. ence on 140 140 Ce γ - γ coincid ncidence Ce V. Yu. Ponomarev, private communication B. Löher, doctoral thesis (2014) 140 Ce 28 Johann Isaak | COMEX5 | Krakow 2015

  29. ence on 140 140 Ce γ - γ coincid ncidence Ce V. Yu. Ponomarev, private communication B. Löher, doctoral thesis (2014) 140 Ce 29 Johann Isaak | COMEX5 | Krakow 2015

  30. ence on 140 140 Ce γ - γ coincid ncidence Ce V. Yu. Ponomarev, private communication B. Löher, doctoral thesis (2014) 140 Ce 30 Johann Isaak | COMEX5 | Krakow 2015

  31. ence on 140 140 Ce γ - γ coincid ncidence Ce V. Yu. Ponomarev, private communication B. Löher, doctoral thesis (2014) 140 Ce coupling between PDR and low-lying states well described 31 Johann Isaak | COMEX5 | Krakow 2015

  32. Than ank you fo for your atte tention ntion ! B. . Löher, , D. Savran and J. Silva va ExtreMe Matter Institute EMMI and Research Division , GSI T. Aumann, , T. Beck, , J. . Beller, , U. Gayer, , N. . Pietral alla la, , C. Romig ig, , H. Schei eit, , V. V. Werner er and M. Zweidin dinger ger Institut für Kernphysik, TU Darmstadt M. Scheck eck School of Engineering, UWS, Paisley, UK & SUPA, Glasgow, UK V. Derya and A. Zilge ges Institut für Kernphysik, Universität zu Köln N. Cooper er Yale University, New Haven, USA W. . Tornow ow and H.R. . Weller er Department of Physics , Duke University, Durham, USA This work was supported by the Alliance Program of the Helmholtz Association (HA216/EMMI) and by the Deutsche Forschungsgemeinschaft (SFB 634 and ZI 510/4-2) 32 Johann Isaak | COMEX5 | Krakow 2015

  33. th 32 32 S Co Comm mmiss ssion onin ing with 2230 keV Singles: 0.197(3) peak to 5894 keV Singles: 1.03(2) background 33 Johann Isaak | COMEX5 | Krakow 2015

  34. th 32 32 S Co Comm mmiss ssion onin ing with 2230 keV Singles: 0.197(3) peak Energy ergy Cu Cut: t: 9. 9.6( 6(15 15) to 5894 keV Singles: 1.03(2) background Energy ergy Cu Cut: t: 11 11.7( 7(13 13) 34 Johann Isaak | COMEX5 | Krakow 2015

  35. e γ 3 - se Expe perimental rimental camp mpaigns aigns usi sing the setup up http://www.nndc.bnl.gov beam time 2012: 40 Ca, 76 Ge, 124 Sn, 140 Ce, 156 Gd Pygmy Dipole Resonance Scissors mode Mixed-symmetry state beam time 2014/2015: 150 Sm, 54 Fe, 50 Ti, 52 Cr Two-phonon state beam time 2013: 92,94 Zr, 128 Te, 152,156 Gd, 162,164 Dy, 206 Pb 35 Johann Isaak | COMEX5 | Krakow 2015

  36. troscopy on 128 128 Te le γ -ray Single ay sp spec ectroscopy Te 36 Johann Isaak | COMEX5 | Krakow 2015

  37. troscopy on 128 128 Te le γ -ray Single ay sp spec ectroscopy Te 37 Johann Isaak | COMEX5 | Krakow 2015

  38. troscopy on 128 128 Te le γ -ray Single ay sp spec ectroscopy Te ... with linearly polarized photons distinguish between E1 & M1 transition N. Pietralla et al., PRL (2001) 012502 M1 E1 M1 E1 38 Johann Isaak | COMEX5 | Krakow 2015

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