"YOSHIO NAKANO,Kenji Takeshita,Toshiro Tsutsumi","Adsorption mechanism of hexavalent chromium by redox within condensed-tannin gel",,"WATER RESEARCH",,"Vol. 35","No. 2","pp. 496-500",2000,May "竹下健二,中野義夫","酸性リン酸化合物を共重合した感温性高分子ゲルによる希土類元素及びアクチノイド元素の抽出",,"化学工学シンポジウムシリーズ74",,,,"pp. 89-95",2000, "竹下健二","窒素ドナーを含む環境応答型高分子ゲルによるソフト金属の高選択抽出",,"金属錯体の分子設計ワークショップ(II)",,,,"pp. 75-86",2000,