[2D01-04] Colloid/Solubility

[2D03] SAXS observation of Zirconium(IV) hydrous oxides precipitated

*Shogo Nakajima¹, Taishi Kobayashi¹, Ryuhei Motokawa², Takayuki Sasaki¹ (1.Kyoto University Grasuate School of Engineering Department of Nuclear Engineering, 2.Japan Atomic Energy Agency)

Keywords:small angle X-ray scattering (SAXS), Zirconium(IV) hydrous oxides, precipitation, paricle size

25℃，40℃，60℃および90℃の温度条件で熟成した4価ジルコニウム水酸化物沈殿をX線小角散乱（SAXS）法で測定した．得られた散乱データから粒径や表面形状など水酸化物沈殿の固相状態を明らかにし，見かけの溶解度の解釈を試みた．