1. 1) Saigo M.:Center of advanced Instrumental analysis Kyushu University, Vol. 31 No. 2 (2012)
2. 2) Nakai I.:The actual X-ray powder analysis 18-48 (2009)
3. 3) Takei T.:Proceeding of 75th pulp and paper Research Conference. 158-161 (2008)
4. 4) Takei T.:Japan Tappi Journal., 69 (11) 1245-1256 (2015)
5. 5) Rigaku.:Si non-reflective sample plate for powder X-ray diffraction (2017)