Spatially resolved measurement of helium atom emission line spectrum in scrape-off layer of Heliotron J by near-infrared Stokes spectropolarimetry oleh Tomoki Chatani, Taiichi Shikama, Yohei Ueno, Shinichiro Kado, Hayato Kawazome, Takashi Minami, Ryota Matoike, Minato Murakumo, Shinji Kobayashi, Shinsuke Ohshima, Akihiro Iwata, Tetsutaro Oishi, Akihiro Ishizawa, Yuji Nakamura, Hiroyuki Okada, Shigeru Konoshima, Tohru Mizuuchi, Kazunobu Nagasaki, Masahiro Hasuo