[1B13-16] Vitrification 2

3:50 PM - 4:05 PM JST(6:50 AM - 7:05 AM UTC)

[1B13] Basic research programs of vitrification technology for waste volume reduction.(137) Investigation of simulated waste glasses by using XAFS measurement in soft X-ray region.

*Takayuki Nagai¹, Yoshihiro Okamoto¹, Daisuke Shibata², Kiyotaka Asakura², Takehiko Hasegawa³, Seiichi Sato³, Tetsuya Kikuchi⁴, Kiyoshi Hatakeyama⁴ (1. JAEA, 2. SR center, Ritsumeikan Univ., 3. Inspection Development Co., 4. E&E Techno Service Co.)

Keywords:

vitrification,Borosilicate glass,XAFS,Raman spectrometry,LA-ICP,Boron,Silicon,Cerium

模擬廃棄物ガラス塊の凝固表層と切断面のB，Si，Ce等をXAFS測定し，部位による元素の化学状態の変化を評価するとともに，ガラス塊の凝固表層断面をLA-ICP分析し，表面から深さ方向の組成変化を確認した．