Supplementary material to "Room temperature hyperpolarization of polycrystalline samples with optically polarized triplet electrons: Pentacene or Nitrogen-Vacancy center in diamond?"

Koichiro Miyanishi1, Takuya F. Segawa2,3, Kazuyuki Takeda4, Izuru Ohki5, Shinobu Onoda6, 7, Takeshi Ohshima6, 7, Hiroshi Abe6, 7, Hideaki Takashima8, Shigeki Takeuchi8, Alexander I. Shames9, Kohki Morita5, Yu Wang4, Frederick T.-K. So2,6, Daiki Terada2,6, Ryuji Igarashi6,7,10, Akinori Kagawa1,10,11, Masahiro Kitagawa1,11, Norikazu Mizuochi5, Masahiro Shirakawa2,6, and Makoto Negoro6,10,11 1Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka 560-8531, Japan 2Department of Molecular Engineering, Graduate School of Engineering, Kyoto University, Nishikyo-Ku, Kyoto 615-8510, Japan 3Laboratory for Solid State Physics, ETH Zurich, 8093 Zurich, Switzerland 4Division of Chemistry, Graduate School of Science, Kyoto University, Kyoto 606-8502, Japan 5Institute for Chemical Research, Kyoto University, Gokasho, Uji, Kyoto, 611-0011, Japan 6Institute for Quantum Life Science, National Institutes for Quantum and Radiological Science and Technology, 4-9-1, Anagawa, Inage-Ku, Chiba 263-8555, Japan 7Takasaki Advanced Radiation Research Institute, National Institutes for Quantum and Radiological Science and Technology, 1233 Watanuki, Takasaki, Gunma 370-1292, Japan 8Department of Electronic Science and Engineering, Kyoto University, Nishikyo-ku, Kyoto 615-8510, Japan 9Department of Physics, Ben-Gurion University of the Negev, 8410501 Beer-Sheva, Israel 10JST, PRESTO, Kawaguchi, Japan 11Quantum Information and Quantum Biology Center, Institute for Open and Transdisciplinary Research Initiatives, Osaka University, Japan