"NOBUAKI OTSUKI,Kouki Hashizume,Ayako Mizuma","Influence of initial chloride content and water cement ratio on corrosion of steel bar in mortar exposed to marine environment for 32 years","2015 SEMINAR-WORKSHOP ON THE UTILIZATION OF WASTE MATERIALS","BOOK OF ABSTRACTS 2015 SEMINAR-WORKSHOP ON THE UTILIZATION OF WASTE MATERIALS",,,,"Page 11-17",2015,Sept.
"NOBUAKI OTSUKI,Hidenori Hamada,Nobufumi Takeda,Keiichi Imamoto,Toru Yamaji,Takashi Habuchi,Takahiro Nishida","Introduction of a JCI Technical Committee Report on Use of Seawater in Concrete- Related to Mineral Admixtures-","2015 SEMINAR-WORKSHOP ON THE UTILIZATION OF WASTE MATERIALS","BOOK OF ABSTRACTS 2015 SEMINAR-WORKSHOP ON THE UTILIZATION OF WASTE MATERIALS",,,,"Page 11-17",2015,Sept.
"NOBUAKI OTSUKI,Takahiro Nishida,Hiroki Ohara,Zoulkanel Moussa Garba-Say,Tomohiro Nagata","Some Considerrations for Applicability of Seawater as Mixing Water in Concrete","Third International Conference on SUstainable Construction Materials and Technologies- SCMT3","Materials in Civil Engineering","AMERICAN SOCIETY  ENGINEERS","Volume 27","No. 7","Page B4014004-1?7",2015,July
"‘呦�M–¾,–‘“c‰ÀŠ°,–Ô–ì‹M•F,Ž}�L‰p�r,ˆä�㌒,�‚“c�½,“à“c—TŽs,’I–씎”V,�]Œû�´,�M“c‰À‰„","•½�¬27”N”Å ƒRƒ“ƒNƒŠ�[ƒgŽå”C‹ZŽm ŽŽŒ±–â‘è‚Ɖð�à-•t�E�uŽŽŒ±ŠT—v�v‚Æ�uŒXŒü‚Æ‘Î�ô�v-",,,"‹Z•ñ“°�o”ÅŠ”Ž®‰ïŽÐ",,,,2015,July
"‘呦�M–¾,–‘“c‰ÀŠ°,–Ô–ì‹M•F,Ž}�L‰p�r,ˆä�ã Œ’,�‚“c�½,“à“c—TŽs,’I–ì ”Ž”V,�]Œû �´,�M“c‰À‰„","•½�¬27”N”ŃRƒ“ƒNƒŠ�[ƒg‹ZŽm ŽŽŒ±–â‘è‚Ɖð�à-•t�E�uŽŽŒ±ŠT—v�v‚Æ�uŒXŒü‚Æ‘Î�ô�v-",,,"‹Z•ñ“°�o”ÅŠ”Ž®‰ïŽÐ",,,,2015,July
"NOBUAKI OTSUKI,Takahiro Nishida,Kazumi Matsuoka,Kenichiro Imafuku","Twenty-Year Tests Expose Steel with Organic Coatings in Marine Environments",,"NACE INTERNATIONAL",,"Vol. 54","No. 3",,2015,Mar.
"Lim, E.D.,Roxas, C.L.,Gallardo, R.,Nishida, T.,NOBUAKI OTSUKI","Strength and corrosion behavior of mortar mixed and/or cured with seawater with various fly ash replacement ratios",,"Asian Journal of Civil Engineering",,"Vol. 16","No. 6","pp. 835-849",2015,
"Mutou, Y.,Konishi, S.,Kawakami, K.,Oizumi, M.,Morohashi, Y.,Kuzume, K.,NOBUAKI OTSUKI","Study on the effective protection method against chloride attack in the subway tunnels",,"Concrete - Innovation and Design: fib Symposium Proceedings",,,,"pp. 381-382",2015,
"‘呦�M–¾,‹{—¢ �Sˆê,�¡–{ Œ[ˆê","Practical Guideline for Investigation, Repair and Strengthening of Cracked Concrete Structures‚̃oƒ“ƒOƒ‰ƒfƒVƒ…�u�K‰ï‚Ì•ñ��",,"ƒRƒ“ƒNƒŠ�[ƒg�HŠw","Œö‰vŽÐ’c–@�l “ú–{ƒRƒ“ƒNƒŠ�[ƒg�HŠw‰ï","Vol. 53","No. 11","pp. 1017-1018",2015,
"‘呦�M–¾,�¼“c �F�O,’·“c ŒõŽi,Š}ˆä �_","Practical Guideline for Investigation, Repair and Strengthening of Cracked Concrete Structures‚̃}ƒjƒ‰�u�K‰ï•ñ��",,"ƒRƒ“ƒNƒŠ�[ƒg�HŠw","Œö‰vŽÐ’c–@�l “ú–{ƒRƒ“ƒNƒŠ�[ƒg�HŠw‰ï","Vol. 53","No. 10","pp. 936-937",2015,