Wataru Koyanagi

发表

APPLICATION OF FRACTURE MECHANICS TO SIZE EFFECT ON FLEXURAL STRENGTH OF CONCRETE

Keitetsu Rokugo, Yuichi Uchida, Wataru Koyanagi, 1992 .

AUTOMATICAL MEASURING SYSTEM OF LOAD-DISPLACEMENT CURVES INCLUDING POST-FAILURE REGION OF CONCRETE SPECIMENS

Keitetsu Rokugo, Wataru Koyanagi, Sadatoshi Ono, 1985 .

STUDY ON THE RELAXATION ANALYSIS OF THERMAL STRESS IN MASS CONCRETE

Hiroaki Morimoto, Wataru Koyanagi, 1989 .

TENSION SOFTENING DIAGRAM AND FLEXURAL FAILURE BEHAVIOR OF STEEL FIBER REINFORCED CONCRETE

Keitetsu Rokugo, Yuichi Uchida, Wataru Koyanagi, 1993 .

Collision energy analysis of miniature electromagnetic relay with permanent magnet

Satoshi Suzuki, Katsuhiro Hirata, Tomohiro Ota, 2012 .

Application and reinforced concrete

D. A. Hordijk, Hiroyuki Iwase, E. A. Kogan, 1986 .

Tests of Water-Reducing Agents Respecting their Efficacy in Conformity with“The JSMS Tentative Specification for the Chemical Admixtures for Structural Concrete”

Kiyoshi Okada, Wataru Koyanagi, Yasuhiko Yoshioka, 1971 .

FLEXURAL FAILURE BEHAVIOR OF LIGHTLY REINFORCED CONCRETE BEAMS IN VIEW OF SIZE EFFECT

Keitetsu Rokugo, Yuichi Uchida, Wataru Koyanagi, 1992 .

ON THE STRESS RELAXATION OF CONCRETE IN EARLY AGES AND ITS ESTIMATION METHOD

Hiroaki Morimoto, Wataru Koyanagi, Masanari Hirata, 1988 .

THE STRESS-STRAIN RELATIONSHIP OF REINFORCING BARS IN CONCRETE AND MECHANICAL BEHAVIOR OF RC BEAMS IN FLEXURE

Hiroyuki Iwase, Keitetsu Rokugo, Wataru Koyanagi, 1987 .

STUDY ON THE ESTIMATION OF THERMAL CRACKING IN CONCRETE STRUCTURES

Hiroaki Morimoto, Wataru Koyanagi, 1983 .

THERMAL CRACK ANALYSIS BASED ON PRACTICAL 3-D FEM ANALYSIS MODEL

Hiroaki Morimoto, Wataru Koyanagi, 1996 .

STUDY ON THE CEMENT GROUT MATERIALS FOR STRENGTHENING OF CONCRETE SLABS

Motohiro Inagaki, Yoshiyuki Momiyama, Yoichi Eguchi, 1997 .

[83] High Quality Concrete and Its Application to Reinforced Concrete Beams

Hiroyuki Iwase, Keitetsu Rokugo, Wataru Koyanagi, 1983 .

DETERMINATION OF TENSION SOFTENING DIAGRAMS OF CONCRETE BY MEANS OF BENDING TESTS

Keitetsu Rokugo, Yuichi Uchida, Wataru Koyanagi, 1991 .

ON THE PUNCHING STRENGTH OF CONCRETE SLABS

Wataru Koyanagi, 1981 .

CHLORIDE CORROSION OF REINFORCING STEEL IN CRACKED CONCRETE

Toyoaki Miyagawa, Kiyoshi Okada, Wataru Koyanagi, 1979 .

FRACTURE MECHANICS APPROACH TO EVALUATION OF FLEXURAL STRENGTH OF CONCRETE

Keitetsu Rokugo, Wataru Koyanagi, Hidenori Katoh, 1993 .

TENSION SOFTENING DIAGRAMS OF STEEL FIBER REINFORCED CONCRETE. FRACTURE OF CONCRETE AND ROCK: RECENT DEVELOPMENTS. PAPERS PRESENTED AT THE INTERNATIONAL CONFERENCE, UNIVERSITY OF WALES, COLLEGE OF CARDIFF, SCHOOL OF ENGINEERING, SEPTEMBER 20-22, 1989

Keitetsu Rokugo, Wataru Koyanagi, M Iwasa, 1989 .