25–30 May 2025
Daejeon Convention Center (DCC)
Asia/Seoul timezone

Plan for the direct measurement of the 34Ar(α,p)37K reaction in Gamow window using AToM-X at CRIB

Not scheduled
20m
Daejeon Convention Center (DCC)

Daejeon Convention Center (DCC)

Daejeon Convention Center, 107 Expo-ro, Yuseong-gu, Daejeon (4-19 Doryong-dong)
Contributed Poster Presentation Nuclear Astrophysics Poster Session

Speaker

Seungkyung Do (Korea University)

Description

The $^{34}$Ar($\alpha$,p)$^{37}$K reaction is critical for shaping the light curve and understanding the nucleosynthesis mechanism in X-ray bursts. Notably, it is regarded as one of the primary reactions contributing to the formation of double peaked light curves. So far several experiments have been performed to determine the reaction rate of $^{34}$Ar($\alpha$,p)$^{37}$K; however, a definitive conclusion has not yet been reached because of a lack of experimental data. We aim to measure the cross section of $^{34}$Ar($\alpha$,p)$^{37}$K and determine its reaction rate in the Gamow window (E$_{c.m.}$= 1.6-4.1 MeV) for the first time using a $^{34}$Ar beam provided by the CNS Radioactive Ion-Beam separator (CRIB) in RIBF. In this proposed experiment, a new active-target TPC (time projection chamber), called AToM-X will be employed to measure the energy loss and tracks of charged particles. Details of the experiment will be presented in this poster.

Primary author

Seungkyung Do (Korea University)

Co-authors

Aram Kim (Korea University) Byungsik Hong (Korea University) Chaeyeon Park (Ewha Womans University / CENS(IBS)) Gyoungmo Gu (Sungkyunkwan University) Hideki Shimizu (Center for Nuclear Study, the University of Tokyo) Hidetoshi Yamaguchi (Center for Nuclear Study, the University of Tokyo) Jangyong Huh (CENS (Center for Exotic Nuclear Studies), IBS (Institute of Basic Science)) Jung Woo Lee (Center for Exotic Nuclear Studies, Institute for Basic Science) Kevin Insik Hahn Kodai Okawa (CNS, the University of Tokyo) Minju Kim (Sungkyunkwan university) Seiya Hayakawa (Center for Nulear Study, University of Tokyo) Soomi Cha (Center for Exotic Nuclear Studies) Dr Sunghoon(Tony) Ahn (Center for Exotic Nuclear Studies, Institute for Basic Science) Xesus Pereira-Lopez (Center for Exotic Nuclear Studies (CENS), Institute for Basic Science (IBS))

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