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Observation of a broad $p$-wave resonant state in $^{9}$He

Fuente: arXiv

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Auteurs principaux:	Sun, Y. L., Corsi, A., Kubota, Y., Authelet, G., Baba, H., Caesar, C., Calvet, D., Delbart, A., Dozono, M., Feng, J., Flavigny, F., Gheller, J. -M., Gibelin, J., Giganon, A., Gillibert, A., Giraud, S., Hasegawa, K., Isobe, T., Kanaya, Y., Kawakami, S., Kim, D., Kiyokawa, Y., Kobayashi, M., Kobayashi, N., Kobayashi, T., Kondo, Y., Korkulu, Z., Koyama, S., Lapoux, V., Maeda, Y., Marques, F. M., Miyazaki, T., Motobayashi, T., Nakamura, T., Nakatsuka, N., Nishio, Y., Obertelli, A., Ohkura, A., Orr, N. A., Ota, S., Otsu, H., Ozaki, T., Panin, V., Paschalis, S., Pollacco, E. C., Reichert, S., Rousse, J. -Y., Saito, A. T., Sakaguchi, S., Sako, M., Santamaria, C., Sasano, M., Sato, H., Shikata, M., Shimizu, Y., Shindo, Y., Stuhl, L., Sumikama, T., Tabata, M., Togano, Y., Tsubota, J., Yang, Z. H., Yasuda, J., Yoneda, K., Zenihiro, J., Uesaka, T.
Format:	Preprint
Publié:	2026
Sujets:	Nuclear Experiment Nuclear Theory
Accès en ligne:	Acceder al recurso
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_version_	1866911431675346944
author	Sun, Y. L. Corsi, A. Kubota, Y. Authelet, G. Baba, H. Caesar, C. Calvet, D. Delbart, A. Dozono, M. Feng, J. Flavigny, F. Gheller, J. -M. Gibelin, J. Giganon, A. Gillibert, A. Giraud, S. Hasegawa, K. Isobe, T. Kanaya, Y. Kawakami, S. Kim, D. Kiyokawa, Y. Kobayashi, M. Kobayashi, N. Kobayashi, T. Kondo, Y. Korkulu, Z. Koyama, S. Lapoux, V. Maeda, Y. Marques, F. M. Miyazaki, T. Motobayashi, T. Nakamura, T. Nakatsuka, N. Nishio, Y. Obertelli, A. Ohkura, A. Orr, N. A. Ota, S. Otsu, H. Ozaki, T. Panin, V. Paschalis, S. Pollacco, E. C. Reichert, S. Rousse, J. -Y. Saito, A. T. Sakaguchi, S. Sako, M. Santamaria, C. Sasano, M. Sato, H. Shikata, M. Shimizu, Y. Shindo, Y. Stuhl, L. Sumikama, T. Tabata, M. Togano, Y. Tsubota, J. Yang, Z. H. Yasuda, J. Yoneda, K. Zenihiro, J. Uesaka, T.
author_facet	Sun, Y. L. Corsi, A. Kubota, Y. Authelet, G. Baba, H. Caesar, C. Calvet, D. Delbart, A. Dozono, M. Feng, J. Flavigny, F. Gheller, J. -M. Gibelin, J. Giganon, A. Gillibert, A. Giraud, S. Hasegawa, K. Isobe, T. Kanaya, Y. Kawakami, S. Kim, D. Kiyokawa, Y. Kobayashi, M. Kobayashi, N. Kobayashi, T. Kondo, Y. Korkulu, Z. Koyama, S. Lapoux, V. Maeda, Y. Marques, F. M. Miyazaki, T. Motobayashi, T. Nakamura, T. Nakatsuka, N. Nishio, Y. Obertelli, A. Ohkura, A. Orr, N. A. Ota, S. Otsu, H. Ozaki, T. Panin, V. Paschalis, S. Pollacco, E. C. Reichert, S. Rousse, J. -Y. Saito, A. T. Sakaguchi, S. Sako, M. Santamaria, C. Sasano, M. Sato, H. Shikata, M. Shimizu, Y. Shindo, Y. Stuhl, L. Sumikama, T. Tabata, M. Togano, Y. Tsubota, J. Yang, Z. H. Yasuda, J. Yoneda, K. Zenihiro, J. Uesaka, T.
contents	We report on the two-body invariant-mass spectroscopy of $^{9}$He, populated via the 1$p$1$n$ knockout reaction from the two-neutron halo nucleus $^{11}$Li at $\sim$250 MeV/nucleon. A broad $p$-wave resonant state of $^{9}$He was observed at 1.28(1) MeV with a width of 0.82(4) MeV.
format	Preprint
id	arxiv_https___arxiv_org_abs_2602_07810
institution	arXiv
publishDate	2026
record_format	arxiv
spellingShingle	Observation of a broad $p$-wave resonant state in $^{9}$He Sun, Y. L. Corsi, A. Kubota, Y. Authelet, G. Baba, H. Caesar, C. Calvet, D. Delbart, A. Dozono, M. Feng, J. Flavigny, F. Gheller, J. -M. Gibelin, J. Giganon, A. Gillibert, A. Giraud, S. Hasegawa, K. Isobe, T. Kanaya, Y. Kawakami, S. Kim, D. Kiyokawa, Y. Kobayashi, M. Kobayashi, N. Kobayashi, T. Kondo, Y. Korkulu, Z. Koyama, S. Lapoux, V. Maeda, Y. Marques, F. M. Miyazaki, T. Motobayashi, T. Nakamura, T. Nakatsuka, N. Nishio, Y. Obertelli, A. Ohkura, A. Orr, N. A. Ota, S. Otsu, H. Ozaki, T. Panin, V. Paschalis, S. Pollacco, E. C. Reichert, S. Rousse, J. -Y. Saito, A. T. Sakaguchi, S. Sako, M. Santamaria, C. Sasano, M. Sato, H. Shikata, M. Shimizu, Y. Shindo, Y. Stuhl, L. Sumikama, T. Tabata, M. Togano, Y. Tsubota, J. Yang, Z. H. Yasuda, J. Yoneda, K. Zenihiro, J. Uesaka, T. Nuclear Experiment Nuclear Theory We report on the two-body invariant-mass spectroscopy of $^{9}$He, populated via the 1$p$1$n$ knockout reaction from the two-neutron halo nucleus $^{11}$Li at $\sim$250 MeV/nucleon. A broad $p$-wave resonant state of $^{9}$He was observed at 1.28(1) MeV with a width of 0.82(4) MeV.
title	Observation of a broad $p$-wave resonant state in $^{9}$He
topic	Nuclear Experiment Nuclear Theory
url	https://arxiv.org/abs/2602.07810