Algorithm for using dual energy computed tomography to determine chemical composition: A feasibility study

Dong Hyeok Choi; So Hyun Ahn; Kwangwoo Park; Min Cheol Han; Jin Sung Kim

doi:10.1371/journal.pone.0322805

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Open Access

Peer-reviewed

Research Article

Algorithm for using dual energy computed tomography to determine chemical composition: A feasibility study

Dong Hyeok Choi,

Roles Conceptualization, Formal analysis, Writing – original draft, Writing – review & editing

Affiliations Department of Medicine, Yonsei University College of Medicine, Seoul, Republic of Korea, Medical Physics and Biomedical Engineering Lab (MPBEL), Yonsei University College of Medicine, Seoul, Republic of Korea, Department of Radiation Oncology, Yonsei Cancer Center, Heavy Ion Therapy Research, Seoul, Republic of Korea
⨯
So Hyun Ahn ,

Contributed equally to this work with: So Hyun Ahn, Kwangwoo Park

Roles Conceptualization, Formal analysis, Resources, Writing – review & editing

* E-mail: mpsohyun@ewha.ac.kr (SHA); kpark02@yuhs.ac (KP)

Affiliations Ewha Medical Research Institute, School of Medicine, Ewha Womans University, Seoul, Republic of Korea, Department of Biomedical Engineering, Ewha Womans University College of Medicine, Seoul, Republic of Korea

https://orcid.org/0000-0002-0116-3325

⨯
Kwangwoo Park ,

Contributed equally to this work with: So Hyun Ahn, Kwangwoo Park

Roles Conceptualization, Formal analysis, Resources, Writing – review & editing

* E-mail: mpsohyun@ewha.ac.kr (SHA); kpark02@yuhs.ac (KP)

Affiliation Department of Radiation Oncology, Yongin Severance Hospital, Yonsei University College of Medicine, Yongin, Republic of Korea
⨯
Min Cheol Han,

Roles Formal analysis, Writing – review & editing

Affiliation Department of Radiation Oncology, Yonsei Cancer Center, Heavy Ion Therapy Research, Seoul, Republic of Korea
⨯
Jin Sung Kim

Roles Formal analysis, Resources, Writing – review & editing

Affiliations Department of Medicine, Yonsei University College of Medicine, Seoul, Republic of Korea, Medical Physics and Biomedical Engineering Lab (MPBEL), Yonsei University College of Medicine, Seoul, Republic of Korea, Department of Radiation Oncology, Yonsei Cancer Center, Heavy Ion Therapy Research, Seoul, Republic of Korea
⨯

Algorithm for using dual energy computed tomography to determine chemical composition: A feasibility study

Dong Hyeok Choi,
So Hyun Ahn,
Kwangwoo Park,
Min Cheol Han,
Jin Sung Kim

Published: June 30, 2025
https://doi.org/10.1371/journal.pone.0322805

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