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Dive into the research topics where Yuji Murakami is active.

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Featured researches published by Yuji Murakami.


Doboku Gakkai Ronbunshu | 2000

DENTIFICATON OF VERY STIFF CONCRETE UNDER CYCLIC LOADING

Satoshi Nakajima; Yuji Murakami; Tomoaki Tsutsumi; Manabu Matsushima

超硬練りコンクリートの締固め特性を明らかにするため, 繰返し載荷三軸試験を行った. その結果, 非排水状態において, 繰返し載荷荷重を大きくした場合には, 間隙圧が上昇し破壊に至る液状化現象が観察された. また, 試験から得られた繰返し回数と密度増加の関係は, 転圧前の密度比と転圧力により決定される双曲線により近似できた.この双曲線関係を実際の振動ローラーによる締固め現象に適用するために, 超硬練りコンクリート内の転圧力の分布を仮定して, 振動ローラーによる締固めのシミュレーションを行った. その結果, 実際の振動ローラーによる締固めをある程度再現できることがわかった.


Doboku Gakkai Ronbunshu | 1996

STUDY ON CRACK MODELS CAUSED BY PRESSURE DUE TO CORROSION PRODUCTS

Tomoaki Tsutsumi; Manabu Matsushima; Yuji Murakami; Hiroshi Seki


Archive | 2002

CEMENT MIXTURE, ITS MANUFACTURING METHOD AND CONSTRUCTION METHOD

Masakatsu Eguchi; Masaki Iwai; Takeshi Mochizuki; Yuji Murakami; Toshiyuki Tenmyo; Masayoshi Yokoo; 敏行 天明; 正樹 岩井; 武 望月; 祐治 村上; 正義 横尾; 正勝 江口


Archive | 2014

Performance evaluation method of environmental load reduction concrete

齋藤 尚; Takashi Saito; 尚 齋藤; 康範 鈴木; Yasunori Suzuki; 紀枝 多田; Norie Tada; 昌夫 草野; Masao Kusano; 孝司 堺; Koji Sakai; 祐治 村上; Yuji Murakami; 齋藤 淳; Atsushi Saito; 淳 齋藤; 彩野 榎原; Ayano Ehara


Doboku Gakkai Ronbunshuu F | 2008

EVALUATION FOR DISTRIBUTION OF MATERIAL PROPERTIES IN RCD CORE SAMPLES BY X-RAY CT METHOD

Toshiyuki Temmyo; Yuzo Obara; Tomoaki Tsutsumi; Yuji Murakami


Proceedings of the Japan Concrete Institute | 2007

Design mix and method statement for GERCC

Toshiyuki Temmyo; Yuji Murakami; Yasushi Kikuchi; Koji Morita


Damu Kogaku | 2005

RCC Mix Design and Trial Embankment for the Sg. Kinta Dam Project in Malaysia

Toshiyuki Temmyo; Yasushi Kikuchi; Yuji Murakami; Michihiro Oya


Doboku Gakkai Ronbunshu | 2001

DEVELOPMENT OF REAL-TIME QUALITY CONTROL SYSTEM FOR COMPACTION OF ROLLER COMPACTED DAM-CONCRETE

Tohru Tonegawa; Yuji Sekine; Tomoaki Tsutsumi; Yuji Murakami; Shinsuke Inoue


Proceedings of the Japan Concrete Institute | 2000

Study on the Compaction Properties on the Compaction Test due to Rammer for Very Stiff Concrete

Satoshi Nakajima; Tomoaki Tsutsumi; Toshiyuki Tenmyou; Yuji Murakami


Proceedings of the Japan Concrete Institute | 1999

2223 Study on the Curing Material about Insulated Curing of Concrete

Yuji Murakami; Tomoaki Tsutsumi; Toshiyuki Tenmyo; Nobutaka Miura

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Manabu Matsushima

Tokyo Electric Power Company

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Atsushi Saito

MITSUBISHI MATERIALS CORPORATION

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