Combined Pre-Supernova Alert System with Kamland and Super-Kamiokande
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| Main Authors: | , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , |
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| Format: | Preprint |
| Published: |
2024
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| author | KamLAND Collaborations, Super-Kamiokande : Abe, Seisho Eizuka, Minori Futagi, Sawako Gando, Azusa Gando, Yoshihito Goto, Shun Hachiya, Takahiko Hata, Kazumi Ichimura, Koichi Ieki, Sei Ikeda, Haruo Inoue, Kunio Ishidoshiro, Koji Kamei, Yuto Kawada, Nanami Kishimoto, Yasuhiro Koga, Masayuki Kurasawa, Maho Mitsui, Tadao Miyake, Haruhiko Morita, Daisuke Nakahata, Takeshi Nakajima, Rika Nakamura, Kengo Nakamura, Rikuo Nakamura, Ryo Nakane, Jun Ozaki, Hideyoshi Saito, Keita Sakai, Taichi Shimizu, Itaru Shirai, Junpei Shiraishi, Kensuke Shoji, Ryunosuke Suzuki, Atsuto Takeuchi, Atsuto Tamae, Kyoko Watanabe, Hiroko Watanabe, Kazuho Yoshida, Sei Umehara, Saori Fushimi, Ken-Ichi Kotera, Kenta Urano, Yusuke Berger, Bruce E. Fujikawa, Brian K. Larned, John G. Maricic, Jelena Fu, Zhenghao Smolsky, Joseph Winslow, Lindley A. Efremenko, Yuri Karwowski, Hugon J. Markoff, Diane M. Tornow, Werner Dell'Oro, Stefano O'Donnell, Thomas Detwiler, Jason A. Enomoto, Sanshiro Decowski, Michal P. Weerman, Kelly M. Grant, Christopher Song, Hasung Li, Aobo Axani, Spencer N. Garcia, Miles Abe, Ko Abe, Seisho Bronner, Christophe Hayato, Yoshinari Hiraide, Katsuki Hosokawa, Keishi Ieki, Kei Ikeda, Motoyasu Kameda, June Kanemura, Yuki Kaneshima, Ryota Kashiwagi, Yuri Kataoka, Yousuke Miki, Shintaro Mine, Shunichi Miura, Makoto Moriyama, Shigetaka Nakahata, Masayuki Nakano, Yuuki Nakayama, Shoei Noguchi, Yohei Sato, Kazufumi Sekiya, Hiroyuki Shiba, Hayato Shimizu, Kotaro Shiozawa, Masato Sonoda, Yutaro Suzuki, Yoichiro Takeda, Atsushi Takemoto, Yasuhiro Tanaka, Hidekazu K. Yano, Takatomi Han, Seungho Kajita, Takaaki Okumura, Kimihiro Tashiro, Takuya Tomiya, Takuya Wang, Xubin Yoshida, Shunsuke Fernandez, Pablo Labarga, Luis Ospina, Nataly Zaldivar, Bryan Pointon, Barry W. Kearns, Edward Raaf, Jennifer L. Wan, Linyan Wester, Thomas Bian, Jianming Griskevich, Jeff Smy, Michael B. Sobel, Henry W. Takhistov, Volodymyr Yankelevich, Alejandro Hill, James Jang, MinCheol Lee, Seonghak Moon, DongHo Park, RyeongGyoon Bodur, Baran Scholberg, Kate Walter, Chris W. Beauchêne, Antoine Drapier, Olivier Giampaolo, Alberto Mueller, Thomas A. Santos, Andrew D. Paganini, Pascal Quilain, Benjamin Rogly, Rudolph Nakamura, Taku Jang, Jee-Seung Machado, Lucas N. Learned, John G. Choi, Koun Iovine, Nadege Cao, Son V. Anthony, Lauren H. V. Martin, Daniel G. R. Prouse, Nick W. Scott, Mark Uchida, Yoshi Berardi, Vincenzo Calabria, Nicola F. Catanesi, M. G. Radicioni, Emilio Langella, Aurora de Rosa, Gianfranca Collazuol, Gianmaria Feltre, Matteo Iacob, Fabio Mattiazzi, Marco Ludovici, Lucio Gonin, Michel Périssé, Lorenzo Pronost, Guillaume Fujisawa, Chiori Horiuchi, Shogo Kobayashi, Misaki Liu, Yu-Ming Maekawa, Yuto Nishimura, Yasuhiro Okazaki, Reo Akutsu, Ryosuke Friend, Megan Hasegawa, Takuya Ishida, Taku Kobayashi, Takashi Jakkapu, Mahesh Matsubara, Tsunayuki Nakadaira, Takeshi Nakamura, Kenzo Oyama, Yuichi Sakashita, Ken Sekiguchi, Tetsuro Tsukamoto, Toshifumi Yrey, Antoniosk Portocarrero Bhuiyan, Nahid Burton, George T. Di Lodovico, Francesca Gao, Joanna Goldsack, Alexander Katori, Teppei Migenda, Jost Ramsden, Rory M. Xie, Zhenxiong Zsoldos, Stephane Suzuki, Atsumu T. Takagi, Yusuke Takeuchi, Yasuo Zhong, Haiwen Feng, Jiahui Feng, Li-Cheng Hu, Jianrun Hu, Zhuojun Kawaue, Masaki Kikawa, Tatsuya Mori, Masamitsu Nakaya, Tsuyoshi Wendell, Roger A. Yasutome, Kenji Jenkins, Sam J. McCauley, Neil K. Mehta, Pruthvi Tarrant, Adam Wilking, Mike J. Fukuda, Yoshiyuki Itow, Yoshitaka Menjo, Hiroaki Ninomiya, Kotaro Yoshioka, Yushi Lagoda, Justyna Mandal, Maitrayee Mijakowski, Piotr Prabhu, Yashwanth S. Zalipska, Joanna Jia, Mo Jiang, Junjie Shi, Wei Yanagisawa, Chiaki Harada, Masayuki Hino, Yota Ishino, Hirokazu Koshio, Yusuke Nakanishi, Fumi Sakai, Seiya Tada, Tomoaki Tano, Tomohiro Ishizuka, Takeharu Barr, Giles Barrow, Daniel Cook, Laurence Samani, Soniya Wark, David Holin, Anna Nova, Federico Jung, Seunghyun Yang, Byeongsu Yang, JeongYeol Yoo, Jonghee Fannon, Jack E. P. Kneale, Liz Malek, Matthew McElwee, Jordan M. Thiesse, Matthew D. Thompson, Lee F. Wilson, Stephen T. Okazawa, Hiroko Mohan, Lakshmi S. Kim, SooBong Kwon, Eunhyang Seo, Ji-Woong Yu, Intae Ichikawa, Atsuko K. Nakamura, Kiseki D. Tairafune, Seidai Nishijima, Kyoshi Eguchi, Aoi Nakagiri, Kota Nakajima, Yasuhiro Shima, Shizuka Taniuchi, Natsumi Watanabe, Eiichiro Yokoyama, Masashi de Perio, Patrick Fujita, Saki Jesus-Valls, Cesar Martens, Kai Tsui, Ka M. Vagins, Mark R. Xia, Junjie Izumiyama, Shota Kuze, Masahiro Matsumoto, Ryo Terada, Kotaro Asaka, Ryusei Ishitsuka, Masaki Ito, Hiroshi Ommura, Yuga Shigeta, Natsuki Shinoki, Masataka Yamauchi, Koki Yoshida, Tsukasa Gaur, Rhea Gousy-Leblan, Vincent Hartz, Mark Konaka, Akira Li, Xiaoyue Chen, Shaomin Xu, Benda Zhang, Aiqiang Zhang, Bin Posiadala-Zezula, Magdalena Boyd, Steven B. Edwards, Rory Hadley, David Nicholson, Matthew O'Flaherty, Marcus Richards, Benjamin Ali, Ajmi Jamieson, Blair Amanai, Shogo Marti-Magro, Lluis Minamino, Akihiro Shibayama, Ryo Suzuki, Serina |
| author_facet | KamLAND Collaborations, Super-Kamiokande : Abe, Seisho Eizuka, Minori Futagi, Sawako Gando, Azusa Gando, Yoshihito Goto, Shun Hachiya, Takahiko Hata, Kazumi Ichimura, Koichi Ieki, Sei Ikeda, Haruo Inoue, Kunio Ishidoshiro, Koji Kamei, Yuto Kawada, Nanami Kishimoto, Yasuhiro Koga, Masayuki Kurasawa, Maho Mitsui, Tadao Miyake, Haruhiko Morita, Daisuke Nakahata, Takeshi Nakajima, Rika Nakamura, Kengo Nakamura, Rikuo Nakamura, Ryo Nakane, Jun Ozaki, Hideyoshi Saito, Keita Sakai, Taichi Shimizu, Itaru Shirai, Junpei Shiraishi, Kensuke Shoji, Ryunosuke Suzuki, Atsuto Takeuchi, Atsuto Tamae, Kyoko Watanabe, Hiroko Watanabe, Kazuho Yoshida, Sei Umehara, Saori Fushimi, Ken-Ichi Kotera, Kenta Urano, Yusuke Berger, Bruce E. Fujikawa, Brian K. Larned, John G. Maricic, Jelena Fu, Zhenghao Smolsky, Joseph Winslow, Lindley A. Efremenko, Yuri Karwowski, Hugon J. Markoff, Diane M. Tornow, Werner Dell'Oro, Stefano O'Donnell, Thomas Detwiler, Jason A. Enomoto, Sanshiro Decowski, Michal P. Weerman, Kelly M. Grant, Christopher Song, Hasung Li, Aobo Axani, Spencer N. Garcia, Miles Abe, Ko Abe, Seisho Bronner, Christophe Hayato, Yoshinari Hiraide, Katsuki Hosokawa, Keishi Ieki, Kei Ikeda, Motoyasu Kameda, June Kanemura, Yuki Kaneshima, Ryota Kashiwagi, Yuri Kataoka, Yousuke Miki, Shintaro Mine, Shunichi Miura, Makoto Moriyama, Shigetaka Nakahata, Masayuki Nakano, Yuuki Nakayama, Shoei Noguchi, Yohei Sato, Kazufumi Sekiya, Hiroyuki Shiba, Hayato Shimizu, Kotaro Shiozawa, Masato Sonoda, Yutaro Suzuki, Yoichiro Takeda, Atsushi Takemoto, Yasuhiro Tanaka, Hidekazu K. Yano, Takatomi Han, Seungho Kajita, Takaaki Okumura, Kimihiro Tashiro, Takuya Tomiya, Takuya Wang, Xubin Yoshida, Shunsuke Fernandez, Pablo Labarga, Luis Ospina, Nataly Zaldivar, Bryan Pointon, Barry W. Kearns, Edward Raaf, Jennifer L. Wan, Linyan Wester, Thomas Bian, Jianming Griskevich, Jeff Smy, Michael B. Sobel, Henry W. Takhistov, Volodymyr Yankelevich, Alejandro Hill, James Jang, MinCheol Lee, Seonghak Moon, DongHo Park, RyeongGyoon Bodur, Baran Scholberg, Kate Walter, Chris W. Beauchêne, Antoine Drapier, Olivier Giampaolo, Alberto Mueller, Thomas A. Santos, Andrew D. Paganini, Pascal Quilain, Benjamin Rogly, Rudolph Nakamura, Taku Jang, Jee-Seung Machado, Lucas N. Learned, John G. Choi, Koun Iovine, Nadege Cao, Son V. Anthony, Lauren H. V. Martin, Daniel G. R. Prouse, Nick W. Scott, Mark Uchida, Yoshi Berardi, Vincenzo Calabria, Nicola F. Catanesi, M. G. Radicioni, Emilio Langella, Aurora de Rosa, Gianfranca Collazuol, Gianmaria Feltre, Matteo Iacob, Fabio Mattiazzi, Marco Ludovici, Lucio Gonin, Michel Périssé, Lorenzo Pronost, Guillaume Fujisawa, Chiori Horiuchi, Shogo Kobayashi, Misaki Liu, Yu-Ming Maekawa, Yuto Nishimura, Yasuhiro Okazaki, Reo Akutsu, Ryosuke Friend, Megan Hasegawa, Takuya Ishida, Taku Kobayashi, Takashi Jakkapu, Mahesh Matsubara, Tsunayuki Nakadaira, Takeshi Nakamura, Kenzo Oyama, Yuichi Sakashita, Ken Sekiguchi, Tetsuro Tsukamoto, Toshifumi Yrey, Antoniosk Portocarrero Bhuiyan, Nahid Burton, George T. Di Lodovico, Francesca Gao, Joanna Goldsack, Alexander Katori, Teppei Migenda, Jost Ramsden, Rory M. Xie, Zhenxiong Zsoldos, Stephane Suzuki, Atsumu T. Takagi, Yusuke Takeuchi, Yasuo Zhong, Haiwen Feng, Jiahui Feng, Li-Cheng Hu, Jianrun Hu, Zhuojun Kawaue, Masaki Kikawa, Tatsuya Mori, Masamitsu Nakaya, Tsuyoshi Wendell, Roger A. Yasutome, Kenji Jenkins, Sam J. McCauley, Neil K. Mehta, Pruthvi Tarrant, Adam Wilking, Mike J. Fukuda, Yoshiyuki Itow, Yoshitaka Menjo, Hiroaki Ninomiya, Kotaro Yoshioka, Yushi Lagoda, Justyna Mandal, Maitrayee Mijakowski, Piotr Prabhu, Yashwanth S. Zalipska, Joanna Jia, Mo Jiang, Junjie Shi, Wei Yanagisawa, Chiaki Harada, Masayuki Hino, Yota Ishino, Hirokazu Koshio, Yusuke Nakanishi, Fumi Sakai, Seiya Tada, Tomoaki Tano, Tomohiro Ishizuka, Takeharu Barr, Giles Barrow, Daniel Cook, Laurence Samani, Soniya Wark, David Holin, Anna Nova, Federico Jung, Seunghyun Yang, Byeongsu Yang, JeongYeol Yoo, Jonghee Fannon, Jack E. P. Kneale, Liz Malek, Matthew McElwee, Jordan M. Thiesse, Matthew D. Thompson, Lee F. Wilson, Stephen T. Okazawa, Hiroko Mohan, Lakshmi S. Kim, SooBong Kwon, Eunhyang Seo, Ji-Woong Yu, Intae Ichikawa, Atsuko K. Nakamura, Kiseki D. Tairafune, Seidai Nishijima, Kyoshi Eguchi, Aoi Nakagiri, Kota Nakajima, Yasuhiro Shima, Shizuka Taniuchi, Natsumi Watanabe, Eiichiro Yokoyama, Masashi de Perio, Patrick Fujita, Saki Jesus-Valls, Cesar Martens, Kai Tsui, Ka M. Vagins, Mark R. Xia, Junjie Izumiyama, Shota Kuze, Masahiro Matsumoto, Ryo Terada, Kotaro Asaka, Ryusei Ishitsuka, Masaki Ito, Hiroshi Ommura, Yuga Shigeta, Natsuki Shinoki, Masataka Yamauchi, Koki Yoshida, Tsukasa Gaur, Rhea Gousy-Leblan, Vincent Hartz, Mark Konaka, Akira Li, Xiaoyue Chen, Shaomin Xu, Benda Zhang, Aiqiang Zhang, Bin Posiadala-Zezula, Magdalena Boyd, Steven B. Edwards, Rory Hadley, David Nicholson, Matthew O'Flaherty, Marcus Richards, Benjamin Ali, Ajmi Jamieson, Blair Amanai, Shogo Marti-Magro, Lluis Minamino, Akihiro Shibayama, Ryo Suzuki, Serina |
| contents | Preceding a core-collapse supernova, various processes produce an increasing amount of neutrinos of all flavors characterized by mounting energies from the interior of massive stars. Among them, the electron antineutrinos are potentially detectable by terrestrial neutrino experiments such as KamLAND and Super-Kamiokande via inverse beta decay interactions. Once these pre-supernova neutrinos are observed, an early warning of the upcoming core-collapse supernova can be provided. In light of this, KamLAND and Super-Kamiokande, both located in the Kamioka mine in Japan, have been monitoring pre-supernova neutrinos since 2015 and 2021, respectively. Recently, we performed a joint study between KamLAND and Super-Kamiokande on pre-supernova neutrino detection. A pre-supernova alert system combining the KamLAND detector and the Super-Kamiokande detector was developed and put into operation, which can provide a supernova alert to the astrophysics community. Fully leveraging the complementary properties of these two detectors, the combined alert is expected to resolve a pre-supernova neutrino signal from a 15 M$_{\odot}$ star within 510 pc of the Earth, at a significance level corresponding to a false alarm rate of no more than 1 per century. For a Betelgeuse-like model with optimistic parameters, it can provide early warnings up to 12 hours in advance. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2404_09920 |
| institution | arXiv |
| publishDate | 2024 |
| record_format | arxiv |
| spellingShingle | Combined Pre-Supernova Alert System with Kamland and Super-Kamiokande KamLAND Collaborations, Super-Kamiokande : Abe, Seisho Eizuka, Minori Futagi, Sawako Gando, Azusa Gando, Yoshihito Goto, Shun Hachiya, Takahiko Hata, Kazumi Ichimura, Koichi Ieki, Sei Ikeda, Haruo Inoue, Kunio Ishidoshiro, Koji Kamei, Yuto Kawada, Nanami Kishimoto, Yasuhiro Koga, Masayuki Kurasawa, Maho Mitsui, Tadao Miyake, Haruhiko Morita, Daisuke Nakahata, Takeshi Nakajima, Rika Nakamura, Kengo Nakamura, Rikuo Nakamura, Ryo Nakane, Jun Ozaki, Hideyoshi Saito, Keita Sakai, Taichi Shimizu, Itaru Shirai, Junpei Shiraishi, Kensuke Shoji, Ryunosuke Suzuki, Atsuto Takeuchi, Atsuto Tamae, Kyoko Watanabe, Hiroko Watanabe, Kazuho Yoshida, Sei Umehara, Saori Fushimi, Ken-Ichi Kotera, Kenta Urano, Yusuke Berger, Bruce E. Fujikawa, Brian K. Larned, John G. Maricic, Jelena Fu, Zhenghao Smolsky, Joseph Winslow, Lindley A. Efremenko, Yuri Karwowski, Hugon J. Markoff, Diane M. Tornow, Werner Dell'Oro, Stefano O'Donnell, Thomas Detwiler, Jason A. Enomoto, Sanshiro Decowski, Michal P. Weerman, Kelly M. Grant, Christopher Song, Hasung Li, Aobo Axani, Spencer N. Garcia, Miles Abe, Ko Abe, Seisho Bronner, Christophe Hayato, Yoshinari Hiraide, Katsuki Hosokawa, Keishi Ieki, Kei Ikeda, Motoyasu Kameda, June Kanemura, Yuki Kaneshima, Ryota Kashiwagi, Yuri Kataoka, Yousuke Miki, Shintaro Mine, Shunichi Miura, Makoto Moriyama, Shigetaka Nakahata, Masayuki Nakano, Yuuki Nakayama, Shoei Noguchi, Yohei Sato, Kazufumi Sekiya, Hiroyuki Shiba, Hayato Shimizu, Kotaro Shiozawa, Masato Sonoda, Yutaro Suzuki, Yoichiro Takeda, Atsushi Takemoto, Yasuhiro Tanaka, Hidekazu K. Yano, Takatomi Han, Seungho Kajita, Takaaki Okumura, Kimihiro Tashiro, Takuya Tomiya, Takuya Wang, Xubin Yoshida, Shunsuke Fernandez, Pablo Labarga, Luis Ospina, Nataly Zaldivar, Bryan Pointon, Barry W. Kearns, Edward Raaf, Jennifer L. Wan, Linyan Wester, Thomas Bian, Jianming Griskevich, Jeff Smy, Michael B. Sobel, Henry W. Takhistov, Volodymyr Yankelevich, Alejandro Hill, James Jang, MinCheol Lee, Seonghak Moon, DongHo Park, RyeongGyoon Bodur, Baran Scholberg, Kate Walter, Chris W. Beauchêne, Antoine Drapier, Olivier Giampaolo, Alberto Mueller, Thomas A. Santos, Andrew D. Paganini, Pascal Quilain, Benjamin Rogly, Rudolph Nakamura, Taku Jang, Jee-Seung Machado, Lucas N. Learned, John G. Choi, Koun Iovine, Nadege Cao, Son V. Anthony, Lauren H. V. Martin, Daniel G. R. Prouse, Nick W. Scott, Mark Uchida, Yoshi Berardi, Vincenzo Calabria, Nicola F. Catanesi, M. G. Radicioni, Emilio Langella, Aurora de Rosa, Gianfranca Collazuol, Gianmaria Feltre, Matteo Iacob, Fabio Mattiazzi, Marco Ludovici, Lucio Gonin, Michel Périssé, Lorenzo Pronost, Guillaume Fujisawa, Chiori Horiuchi, Shogo Kobayashi, Misaki Liu, Yu-Ming Maekawa, Yuto Nishimura, Yasuhiro Okazaki, Reo Akutsu, Ryosuke Friend, Megan Hasegawa, Takuya Ishida, Taku Kobayashi, Takashi Jakkapu, Mahesh Matsubara, Tsunayuki Nakadaira, Takeshi Nakamura, Kenzo Oyama, Yuichi Sakashita, Ken Sekiguchi, Tetsuro Tsukamoto, Toshifumi Yrey, Antoniosk Portocarrero Bhuiyan, Nahid Burton, George T. Di Lodovico, Francesca Gao, Joanna Goldsack, Alexander Katori, Teppei Migenda, Jost Ramsden, Rory M. Xie, Zhenxiong Zsoldos, Stephane Suzuki, Atsumu T. Takagi, Yusuke Takeuchi, Yasuo Zhong, Haiwen Feng, Jiahui Feng, Li-Cheng Hu, Jianrun Hu, Zhuojun Kawaue, Masaki Kikawa, Tatsuya Mori, Masamitsu Nakaya, Tsuyoshi Wendell, Roger A. Yasutome, Kenji Jenkins, Sam J. McCauley, Neil K. Mehta, Pruthvi Tarrant, Adam Wilking, Mike J. Fukuda, Yoshiyuki Itow, Yoshitaka Menjo, Hiroaki Ninomiya, Kotaro Yoshioka, Yushi Lagoda, Justyna Mandal, Maitrayee Mijakowski, Piotr Prabhu, Yashwanth S. Zalipska, Joanna Jia, Mo Jiang, Junjie Shi, Wei Yanagisawa, Chiaki Harada, Masayuki Hino, Yota Ishino, Hirokazu Koshio, Yusuke Nakanishi, Fumi Sakai, Seiya Tada, Tomoaki Tano, Tomohiro Ishizuka, Takeharu Barr, Giles Barrow, Daniel Cook, Laurence Samani, Soniya Wark, David Holin, Anna Nova, Federico Jung, Seunghyun Yang, Byeongsu Yang, JeongYeol Yoo, Jonghee Fannon, Jack E. P. Kneale, Liz Malek, Matthew McElwee, Jordan M. Thiesse, Matthew D. Thompson, Lee F. Wilson, Stephen T. Okazawa, Hiroko Mohan, Lakshmi S. Kim, SooBong Kwon, Eunhyang Seo, Ji-Woong Yu, Intae Ichikawa, Atsuko K. Nakamura, Kiseki D. Tairafune, Seidai Nishijima, Kyoshi Eguchi, Aoi Nakagiri, Kota Nakajima, Yasuhiro Shima, Shizuka Taniuchi, Natsumi Watanabe, Eiichiro Yokoyama, Masashi de Perio, Patrick Fujita, Saki Jesus-Valls, Cesar Martens, Kai Tsui, Ka M. Vagins, Mark R. Xia, Junjie Izumiyama, Shota Kuze, Masahiro Matsumoto, Ryo Terada, Kotaro Asaka, Ryusei Ishitsuka, Masaki Ito, Hiroshi Ommura, Yuga Shigeta, Natsuki Shinoki, Masataka Yamauchi, Koki Yoshida, Tsukasa Gaur, Rhea Gousy-Leblan, Vincent Hartz, Mark Konaka, Akira Li, Xiaoyue Chen, Shaomin Xu, Benda Zhang, Aiqiang Zhang, Bin Posiadala-Zezula, Magdalena Boyd, Steven B. Edwards, Rory Hadley, David Nicholson, Matthew O'Flaherty, Marcus Richards, Benjamin Ali, Ajmi Jamieson, Blair Amanai, Shogo Marti-Magro, Lluis Minamino, Akihiro Shibayama, Ryo Suzuki, Serina High Energy Physics - Experiment High Energy Astrophysical Phenomena Instrumentation and Detectors Preceding a core-collapse supernova, various processes produce an increasing amount of neutrinos of all flavors characterized by mounting energies from the interior of massive stars. Among them, the electron antineutrinos are potentially detectable by terrestrial neutrino experiments such as KamLAND and Super-Kamiokande via inverse beta decay interactions. Once these pre-supernova neutrinos are observed, an early warning of the upcoming core-collapse supernova can be provided. In light of this, KamLAND and Super-Kamiokande, both located in the Kamioka mine in Japan, have been monitoring pre-supernova neutrinos since 2015 and 2021, respectively. Recently, we performed a joint study between KamLAND and Super-Kamiokande on pre-supernova neutrino detection. A pre-supernova alert system combining the KamLAND detector and the Super-Kamiokande detector was developed and put into operation, which can provide a supernova alert to the astrophysics community. Fully leveraging the complementary properties of these two detectors, the combined alert is expected to resolve a pre-supernova neutrino signal from a 15 M$_{\odot}$ star within 510 pc of the Earth, at a significance level corresponding to a false alarm rate of no more than 1 per century. For a Betelgeuse-like model with optimistic parameters, it can provide early warnings up to 12 hours in advance. |
| title | Combined Pre-Supernova Alert System with Kamland and Super-Kamiokande |
| topic | High Energy Physics - Experiment High Energy Astrophysical Phenomena Instrumentation and Detectors |
| url | https://arxiv.org/abs/2404.09920 |