"Keiichi KUBOYAMA,Toshiaki OUGIZAWA","TRANSPARENT AND CRYSTALLIZED POLY(L-LACTIC ACID) SHEET MADE BY PRESS-DRAWING METHOD","JAPAN-KOREA Polymer Young Scientist Symposium 2008",,,,,,2008,Oct.
"Keiichi Kuboyama,Toshiaki Ougizawa","Solvent Induced Cracking and Morphology in Banded Spherulite of Poly(trimethylene terephthalate)",,"Polymer Journal","The Society of Polymer Science, Japan","Vol. 40","No. 10","pp. 1005-1009",2008,Oct.
"Keiichi Kuboyama,Toshiaki Ougizawa","Transparent sheet of crystalline poly(L-lactic acid) by press-drawing","Asian Workshop on Polymer Processing",,"The Japan Society of Polymer Processing",,,,2008,Aug.
"久保山敬一","高分子の光学特性制御 ?複屈折の波長分散および結晶性高分子の透明性について?","08-1高分子ナノテクノロジー研究会",,,,,,2008,June
"久保山敬一,扇澤敏明","プレス延伸法を用いた透明な結晶性ポリ乳酸シートの作製","第１９回 プラスチック成形加工学会 年次大会",,,,,,2008,June
"井久田 明史,久保山 敬一,扇澤 敏明","計算によるポリマーの構造と屈折率・複屈折の波長分散に関する研究","第57回高分子学会年次大会",,,,,,2008,May