[2K17-21] Vitrification 2

5:10 PM - 5:25 PM JST(8:10 AM - 8:25 AM UTC)

[2K18] Basic Research Programs of Vitrification Technology for Waste Volume Reduction(129) Structural investigation of borosilicate glasses by using XAFS measurement in soft X-ray region

*Takayuki Nagai¹, Yoshihiro Okamoto¹, Daisuke Shibata², Kazuo Kojima², Takehiko Hasegawa³, Seiichi Sato³, Akane Fukaya⁴, 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,Boron,Silicon,Cerium

模擬廃棄物ガラス塊の凝固表層と切断面を対象に，ガラス成分のB，Si等のK吸収端及び廃棄物成分のCeのL₃吸収端をXAFS測定し，ガラス塊の部位による構成元素の化学状態の相違を比較した．