Abstract.
The electric dipole response of neutron-rich nuclei is discussed from an experimental perspective using selected examples. After introducing the main experimental method, which is relativistic Coulomb excitation in conjunction with invariant-mass spectroscopy, the response of neutron-rich nuclei is discussed separately for light halo nuclei and heavier neutron-rich nuclei. Finally, the perspective for constraining the equation of state of neutron-rich matter close to saturation density from measurements of the dipole response of neutron-rich nuclei is discussed.
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P.F. Bortignon, A. Bracco, R.A. Broglia, Giant Resonances, Nuclear Structure at Finite Temperature (Harwood Acad., New York, 1998)
M.N. Harakeh, A. van der Woude, Giant Resonances: fundamental high-frequency modes of nuclear excitation (Clarendon Press, Oxford, 2001)
T. Aumann, P.F. Bortignon, H. Emling, Annu. Rev. Nucl. Part. Sci. 48, 351 (1998)
I. Tanihata, H. Hamagaki, O. Hashimoto, Y. Shida, N. Yoshikawa, K. Sugimoto, O. Yamakawa, T. Kobayashi, N. Takahashi, Phys. Rev. Lett. 55, 2676 (1985)
P.G. Hansen, B. Jonson, Europhys. Lett. 4, 409 (1987)
N. Paar, D. Vretenar, E. Khan, G. Colo, Rep. Prog. Phys. 70, 691 (2007)
S. Ebata, T. Nakatsukasa, T. Inakura, Phys. Rev. C 90, 024303 (2014)
D. Savran, T. Aumann, A. Zilges, Prog. Part. Nucl. Phys. 70, 210 (2013)
A. Bracco, E.G. Lanza, A. Tamii, Prog. Part. Nucl. Phys. 106, 360 (2019)
T. Aumann, T. Nakamura, Phys. Scr. T152, 014012 (2013)
P.-G. Reinhard, W. Nazarewicz, Phys. Rev. C 81, 051303 (2010)
X. Roca-Maza, N. Paar, Prog. Part. Nucl. Phys. 101, 96 (2018)
C.A. Bertulani, G. Baur, Phys. Rep. 163, 299 (1988)
T. Aumann, C.A. Bertulani, K. Sümmerer, Phys. Rev. C 51, 416 (1995)
E. Fermi, Z. Phys. 29, 315 (1924)
C.F. Weizsäcker, Z. Phys. 88, 612 (1934)
E.J. Williams, Phys. Rev. 45, 729 (1934)
A. Winther, K. Alder, Nucl. Phys. A 319, 518 (1979)
T. Aumann, Eur. Phys. J. A 26, 441 (2005)
D.M. Rossi, P. Adrich, F. Aksouh, H. Alvarez-Pol, T. Aumann, J. Benlliure, M. Böhmer, K. Boretzky, E. Casarejos, M. Chartier, A. Chatillon, D. Cortina-Gil, U. Datta Pramanik, H. Emling, O. Ershova, B. Fernandez-Dominguez, H. Geissel, M. Gorska, M. Heil, H. Johansson, A. Junghans, O. Kiselev, A. Klimkiewicz, J.V. Kratz, N. Kurz, M. Labiche, T. Le Bleis, R. Lemmon, Yu.A. Litvinov, K. Mahata, P. Maierbeck, A. Movsesyan, T. Nilsson, C. Nociforo, R. Palit, S. Paschalis, R. Plag, R. Reifarth, H. Simon, K. Sümmerer, A. Wagner, W. Walus, H. Weick, M. Winkler, Phys. Rev. Lett. 111, 242503 (2013)
H. Esbensen, B.A. Brown, H. Sagawa, Phys. Rev. C 51, 1274 (1995)
G. Gori, F. Barranco, E. Vigezzi, R.A. Broglia, Phys. Rev. C 69, 041302 (2004)
F. Barranco, G. Potel, R.A. Broglia, E. Vigezzi, Phys. Rev. Lett. 119, 082501 (2017)
T. Aumann, A. Navin, D.P. Balamuth, D. Bazin, B. Blank, B.A. Brown, J.E. Bush, J.A. Caggiano, B. Davids, T. Glasmacher, V. Guimarães, P.G. Hansen, R.W. Ibbotson, D. Karnes, J.J. Kolata, V. Maddalena, B. Pritychenko, H. Scheit, B.M. Sherrill, J.A. Tostevin, Phys. Rev. Lett. 84, 35 (2000)
R. Palit, P. Adrich, T. Aumann, K. Boretzky, B.V. Carlson, D. Cortina, Th.W. Elze, H. Emling, H. Geissel, M. Hellström, K.L. Jones, J.V. Kratz, R. Kulessa, Y. Leifels, A. Leistenschneider, G. Münzenberg, C. Nociforo, P. Reiter, H. Simon, K. Sümmerer, W. Walus, Phys. Rev. C 68, 034318 (2003)
T. Nakamura, S. Shimoura, T. Kobayashi, T. Teranishi, K. Abe, N. Aoi, Y. Doki, M. Fujimaki, N. Inabe, N. Iwasa, K. Katori, T. Kubo, H. Okuno, T. Suzuki, I. Tanihata, Y. Watanabe, A. Yoshida, M. Ishihara, Phys. Lett. B 331, 296 (1994)
N. Fukuda, T. Nakamura, N. Aoi, N. Imai, M. Ishihara, T. Kobayashi, H. Iwasaki, T. Kubo, A. Mengoni, M. Notani, H. Otsu, H. Sakurai, S. Shimoura, T. Teranishi, Y.X. Watanabe, K. Yoneda, Phys. Rev. C 70, 054606 (2004)
H.-W. Hammer, D.R. Phillips, Nucl. Phys. A 865, 17 (2011)
W. Nörtershäuser, D. Tiedemann, M. Zakova, Z. Andjelkovic, K. Blaum, M.L. Bissell, R. Cazan, G.W.F. Drake, Ch. Geppert, M. Kowalska, J. Krämer, A. Krieger, R. Neugart, R. Sanchez, F. Schmidt-Kaler, Z.-C. Yan, D.T. Yordanov, C. Zimmermann, Phys. Rev. Lett. 102, 062503 (2009)
S. Typel, G. Baur, Phys. Rev. Lett. 93, 142502 (2004)
D.J. Millener, J.W. Olness, E.K. Warburton, S.S. Hanna, Phys. Rev. C 28, 497 (1983)
P.G. Hansen, A.S. Jensen, B. Jonson, Annu. Rev. Nucl. Part. Sci. 45, 591 (1995)
T. Nakamura, T. Motobayashi, Y. Ando, A. Mengoni, T. Nishio, H. Sakurai, S. Shimoura, T. Teranishi, Y. Yanagisawa, M. Ishihara, Phys. Lett. B 394, 11 (1997)
T. Nakamura, N. Kobayashi, Y. Kondo, Y. Satou, N. Aoi, H. Baba, S. Deguchi, N. Fukuda, J. Gibelin, N. Inabe, M. Ishihara, D. Kameda, Y. Kawada, T. Kubo, K. Kusaka, A. Mengoni, T. Motobayashi, T. Ohnishi, M. Ohtake, N.A. Orr, H. Otsu, T. Otsuka, A. Saito, H. Sakurai, S. Shimoura, T. Sumikama, H. Takeda, E. Takeshita, M. Takechi, S. Takeuchi, K. Tanaka, K.N. Tanaka, N. Tanaka, Y. Togano, Y. Utsuno, K. Yoneda, A. Yoshida, K. Yoshida, Phys. Rev. Lett. 103, 262501 (2009)
T. Aumann, D. Aleksandrov, L. Axelsson, T. Baumann, M.J.G. Borge, L.V. Chulkov, J. Cub, W. Dostal, B. Eberlein, Th.W. Elze, H. Emling, H. Geissel, V.Z. Goldberg, M. Golovkov, A. Grünschloß, M. Hellström, K. Hencken, J. Holeczek, R. Holzmann, B. Jonson, A.A. Korshenninikov, J.V. Kratz, G. Kraus, R. Kulessa, Y. Leifels, A. Leistenschneider, T. Leth, I. Mukha, G. Münzenberg, F. Nickel, T. Nilsson, G. Nyman, B. Petersen, M. Pfützner, A. Richter, K. Riisager, C. Scheidenberger, G. Schrieder, W. Schwab, H. Simon, M.H. Smedberg, M. Steiner, J. Stroth, A. Surowiec, T. Suzuki, O. Tengblad M.V. Zhukov, Phys. Rev. C 59, 1252 (1999)
T. Nakamura, A.M. Vinodkumar, T. Sugimoto, N. Aoi, H. Baba, D. Bazin, N. Fukuda, T. Gomi, H. Hasegawa, N. Imai, M. Ishihara, T. Kobayashi, Y. Kondo, T. Kubo, M. Miura, T. Motobayashi, H. Otsu, A. Saito, H. Sakurai, S. Shimoura, K. Watanabe, Y.X. Watanabe, T. Yakushiji, Y. Yanagisawa, K. Yoneda, Phys. Rev. Lett. 96, 252502 (2006)
F. Barranco, P.F. Bortignon, R.A. Broglia, G. Colo, E. Vigezzi, Eur. Phys. J. A 11, 85 (2001)
H. Simon, D. Aleksandrov, T. Aumann, L. Axelsson, T. Baumann, M.J.G. Borge, L.V. Chulkov, R. Collatz, J. Cub, W. Dostal, B. Eberlein, Th.W. Elze, H. Emling, H. Geissel, A. Grünschloß, M. Hellström, J. Holeczek, R. Holzmann, B. Jonson, J.V. Kratz, G. Kraus, R. Kulessa, Y. Leifels, A. Leistenschneider, T. Leth, I. Mukha, G. Münzenberg, F. Nickel, T. Nilsson, G. Nyman, B. Petersen, M. Pfützner, A. Richter, K. Riisager, C. Scheidenberger, G. Schrieder, W. Schwab, M.H. Smedberg, J. Stroth, A. Surowiec, O. Tengblad, M.V. Zhukov, Phys. Rev. Lett. 83, 496 (1999)
J. Tanaka, R. Kanungo, M. Alcorta, N. Aoi, H. Bidaman, C. Burbadge, G. Christian, S. Cruz, B. Davids, A. Diaz Varela, J. Even, G. Hackman, M.N. Harakeh, J. Henderson, S. Ishimoto, S. Kaur, M. Keefe, R. Krücken, K.G. Leach, J. Lighthall, E. Padilla Rodal, J.S. Randhawa, P. Ruotsalainen, A. Sanetullaev, J.K. Smith, O. Workman, I. Tanihata, Phys. Lett. B 774, 268 (2017)
H. Esbensen, K. Hagino, P. Mueller, H. Sagawa, Phys. Rev. C 76, 024302 (2007)
S. Funada, H. Kameyama, Y. Sakuragi, Nucl. Phys. A 575, 93 (1994)
L.-B. Wang, P. Mueller, K. Bailey, G.W.F. Drake, J.P. Greene, D. Henderson, R.J. Holt, R.V.F. Janssens, C.L. Jiang, Z.-T. Lu, T.P.O. Connor, R.C. Pardo, K.E. Rehm, J.P. Schiffer, X.D. Tang, Phys. Rev. Lett. 93, 142501 (2004)
G. Papadimitriou, A.T. Kruppa, N. Michel, W. Nazarewicz, M. Poszajczak, J. Rotureau, Phys. Rev. C 84, 051304 (2011)
T. Aumann, T. Nakamura, Dipole response of the drip-line nuclei ${}^{6,8}$He, ${}^{24}$O, and ${}^{29}$F: Search for the genuine soft dipole mode, proposal for an experiment at RI Beam Factory (2015)
J. Gibelin, D. Beaumel, T. Motobayashi, Y. Blumenfeld, N. Aoi, H. Baba, Z. Elekes, S. Fortier, N. Frascaria, N. Fukuda, T. Gomi, K. Ishikawa, Y. Kondo, T. Kubo, V. Lima, T. Nakamura, A. Saito, Y. Satou, J.-A. Scarpaci, E. Takeshita, S. Takeuchi, T. Teranishi, Y. Togano, A.M. Vinodkumar, Y. Yanagisawa, K. Yoshida, Phys. Rev. Lett. 101, 212503 (2008)
A. Leistenschneider., T. Aumann, K. Boretzky, D. Cortina, J. Cub, U. Datta Pramanik, W. Dostal, Th.W. Elze, H. Emling, H. Geissel, A. Grünschloß, M. Hellström, R. Holzmann, S. Ilievski, N. Iwasa, M. Kaspar, A. Kleinböhl, J.V. Kratz, R. Kulessa, Y. Leifels, E. Lubkiewicz, G. Münzenberg, P. Reiter, M. Rejmund, C. Scheidenberger, Ch. Schlegel, H. Simon, J. Stroth, K. Sümmerer, E. Wajda, W. Walus, S. Wan, Phys. Rev. Lett. 86, 5442 (2001)
P. Adrich, A. Klimkiewicz, M. Fallot, K. Boretzky, T. Aumann, D. Cortina-Gil, U. Datta Pramanik, Th.W. Elze, H. Emling, H. Geissel, M. Hellström, K.L. Jones, J.V. Kratz, R. Kulessa, Y. Leifels, C. Nociforo, R. Palit, H. Simon, G. Surówka, K. Sümmerer, W. Walus, Phys. Rev. Lett. 95, 132501 (2005)
LAND Collaboration (A. Klimkiewicz, N. Paar, P. Adrich, M. Fallot, K. Boretzky, T. Aumann, D. Cortina-Gil, U. Datta Pramanik, Th.W. Elze, H. Emling, H. Geissel, M. Hellström, K.L. Jones, J.V. Kratz, R. Kulessa, C. Nociforo, R. Palit, H. Simon, G. Surowka, K. Sümmerer, D. Vretenar, W. Walus), Phys. Rev. C 76, 051603 (2007)
S. Bacca, N. Barnea, G. Hagen, M. Miorelli, G. Orlandini, T. Papenbrock, Phys. Rev. C 90, 064619 (2014)
O. Wieland, A. Bracco, F. Camera, G. Benzoni, N. Blasi, S. Brambilla, F.C.L. Crespi, S. Leoni, B. Million, R. Nicolini, A. Maj, P. Bednarczyk, J. Grebosz, M. Kmiecik, W. Meczynski, J. Styczen, T. Aumann, A. Banu, T. Beck, F. Becker, L. Caceres, P. Doornenbal, H. Emling, J. Gerl, H. Geissel, M. Gorska, O. Kavatsyuk, M. Kavatsyuk, I. Kojouharov, N. Kurz, R. Lozeva, N. Saito, T. Saito, H. Schaffner, H.J. Wollersheim, J. Jolie, P. Reiter, N. Warr, G. deAngelis, A. Gadea, D. Napoli, S. Lenzi, S. Lunardi, D. Balabanski, G. LoBianco, C. Petrache, A. Saltarelli, M. Castoldi, A. Zucchiatti, J. Walker, A. Bürger, Phys. Rev. Lett. 102, 092502 (2009)
O. Wieland, A. Bracco, F. Camera, R. Avigo, H. Baba, N. Nakatsuka, T. Aumann, S.R. Banerjee, G. Benzoni, K. Boretzky, C. Caesar, S. Ceruti, S. Chen, F.C.L. Crespi, V. Derya, P. Doornenbal, N. Fukuda, A. Giaz, K. Ieki, N. Kobayashi, Y. Kondo, S. Koyama, T. Kubo, M. Matsushita, B. Million, T. Motobayashi, T. Nakamura, M. Nishimura, H. Otsu, T. Ozaki, A.T. Saito, H. Sakurai, H. Scheit, F. Schindler, P. Schrock, Y. Shiga, M. Shikata, S. Shimoura, D. Steppenbeck, T. Sumikama, S. Takeuchi, R. Taniuchi, Y. Togano, J. Tscheuschner, J. Tsubota, H. Wang, K. Wimmer, K. Yoneda, Phys. Rev. C 98, 064313 (2018)
X. Roca-Maza, M. Brenna, G. Colò, M. Centelles, X. Vinas, B. K. Agrawal, N. Paar, D. Vretenar, J. Piekarewicz, Phys. Rev. C 88, 024316 (2013)
J. Piekarewicz, Phys. Rev. C 73, 044325 (2006)
X. Roca-Maza, X. Vinas, M. Centelles, B.K. Agrawal, G. Colò, N. Paar, J. Piekarewicz, D. Vretenar, Phys. Rev. C 92, 064304 (2015)
A. Tamii, I. Poltoratska, P. vonNeumann-Cosel, Y. Fujita, T. Adachi, C.A. Bertulani, J. Carter, M. Dozono, H. Fujita, K. Fujita, K. Hatanaka, D. Ishikawa, M. Itoh, T. Kawabata, Y. Kalmykov, A.M. Krumbholz, E. Litvinova, H. Matsubara, K. Nakanishi, R. Neveling, H. Okamura, H.J. Ong, B. Ozel-Tashenov, V.Y. Ponomarev, A. Richter, B. Rubio, H. Sakaguchi, Y. Sakemi, Y. Sasamoto, Y. Shimbara, Y. Shimizu, F.D. Smit, T. Suzuki, Y. Tameshige, J. Wambach, R. Yamada, M. Yosoi, J. Zenihiro, Phys. Rev. Lett. 107, 062502 (2011)
T. Hashimoto, A.M. Krumbholz, P.-G. Reinhard, A. Tamii, P. von Neumann-Cosel, T. Adachi, N. Aoi, C.A. Bertulani, H. Fujita, Y. Fujita, E. Ganioglu, K. Hatanaka, E. Ideguchi, C. Iwamoto, T. Kawabata, N.T. Khai, A. Krugmann, D. Martin, H. Matsubara, K. Miki, R. Neveling, H. Okamura, H.J. Ong, I. Poltoratska, V.Yu. Ponomarev, A. Richter, H. Sakaguchi, Y. Shimbara, Y. Shimizu, J. Simonis, F.D. Smit, G. Süsoy, T. Suzuki, J.H. Thies, M. Yosoi, J. Zenihiro, Phys. Rev. C 92, 031305 (2015)
A. Carbone, G. Colò, A. Bracco, L.-G. Cao, P.F. Bortignon, F. Camera, O. Wieland, Phys. Rev. C 81, 041301 (2010)
T. Aumann, C.A. Bertulani, F. Schindler, S. Typel, Phys. Rev. Lett. 119, 262501 (2017)
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Aumann, T. Low-energy dipole response of exotic nuclei. Eur. Phys. J. A 55, 234 (2019). https://doi.org/10.1140/epja/i2019-12862-7
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DOI: https://doi.org/10.1140/epja/i2019-12862-7