About the Authors

Tomoko Ishihara

Roles Investigation, Software, Writing – review & editing

Affiliation Soft X-ray Spectroscopy Instrumentation Team, Physical and Chemical Research Infrastructure Group, Advanced Photon Technology Division, RIKEN SPring-8 Center, Sayo-gun, Hyogo, Japan

Takuo Ohkochi

Roles Investigation, Writing – review & editing

Affiliations Soft X-ray Spectroscopy Instrumentation Team, Physical and Chemical Research Infrastructure Group, Advanced Photon Technology Division, RIKEN SPring-8 Center, Sayo-gun, Hyogo, Japan, Spectroscopic Analysis Group II, Spectroscopy and Imaging Division, Japan Synchrotron Radiation Research Institute (JASRI), Sayo-gun, Hyogo, Japan

Akinobu Yamaguchi

Roles Investigation, Writing – review & editing

Affiliations Soft X-ray Spectroscopy Instrumentation Team, Physical and Chemical Research Infrastructure Group, Advanced Photon Technology Division, RIKEN SPring-8 Center, Sayo-gun, Hyogo, Japan, Laboratory of Advanced Science and Technology for Industry (LASTI), University of Hyogo, Ako-gun, Hyogo, Japan

Yoshinori Kotani

Roles Investigation, Writing – review & editing

Affiliation Spectroscopic Analysis Group II, Spectroscopy and Imaging Division, Japan Synchrotron Radiation Research Institute (JASRI), Sayo-gun, Hyogo, Japan

Masaki Oura

Roles Writing – original draft

oura@spring8.or.jp

Affiliation Soft X-ray Spectroscopy Instrumentation Team, Physical and Chemical Research Infrastructure Group, Advanced Photon Technology Division, RIKEN SPring-8 Center, Sayo-gun, Hyogo, Japan

Competing Interests

The authors have declared that no competing interests exist.