"Kenji Takeshita,YOSHIO NAKANO","Prediction of Breakthrough Curve of Metal Ion on Extraction Chromatographic Column （共著）",,"Solvent Extraction and Ion Exchange",,"Vol. 18","Issue 5","pp. 953-963",1999,Sept.
"KENJI TAKESHITA","A MATHEMATICAL MODEL TO PREDICT EXTRACTION BEHAVIOR OF METAL IONS BETWEEN A POLYMER GEL AND AN AQUEOUS PHASE",,"Solvent Extraction and Ion Exchange",,"Vol. 17","Issue 2","pp. 301-316",1999,Mar.
"竹下健二,中野義夫,松村達郎","リン酸エステル-NIPA共重合ゲルへの希土類元素およびアクチノイド元素の抽出",,"「２１世紀のアクチノイド研究-化学と工学の融合」",,,,,1999,
"竹下健二","ヨーロッパにおけるアクチノイド分離の最新動向",,"日本原子力学会　燃料サイクル技術専門委員会",,,"No. 4",,1999,
"K.Takeshita,Y.Nakano,T.Matsumura","Extraction of Actinide and Lanthanide Elements by Thermosensitive Polymer Gel Copolymerized with Acidic Phosphorus Compound",,"Proc.of GLOBAL'99(CD-ROM),Thema 1",,,,"pp. 471 (CD-ROM)",1999,