QR 1997 Vol.38 No.4 | 
| MESSAGE | 
| Latest Developments in Railway Speedup and the Railway Technical Research Institute | ||
| I.OKAMOTO | ||
| NEWS | 
| 1894 Visitors Come to Join "RTRI Techno Forum '97" | ||
| REVIEW | 
| Research and Development Activities of Speedup Project for Shinkansen and Conventional Lines | ||
| N.KUMAGAI | ||
| PAPERS | 
| A Method to Control the Short Wave Track Irregularities Utilizing Axlebox Acceleration | ||
| Y.SUNAGA, I.SANO, T.IDE | ||
| Track Maintenance Method for Tilting car Operation on Sharp Curves | ||
| M.UCHIDA, H.TAKAI, T.ISHIKAWA, E.YAZAWA, M.MIWA | ||
| A Study of Pneumatic and Hydraulic Active Suspension of Railway Vehicle | ||
| K.SASAKI | ||
| Development of Brake Systems for Speedup on Shinkansen and Conventional Lines | ||
| N.KUMAGAI, T.OBARA, I.HASEGAWA, H.YASUDA, S.UCHIDA | ||
| Effective Nose Shape for Reducing Tunnel Sonic Boom | ||
| M.IIDA, T.MATSUMURA, K.NAKATANI, T.FUKUDA, T.MAEDA | ||
| Simulation of wayside Time-dependent Noise Level on Shinkansen and Analysis of Noise Sources for their Contribution to the Whole Noise Level | ||
| T.MORIKAWA | ||
| Development of Static Voltage Fluctuation Compensator for AC Electric Railway using Self-commutated Inverters | ||
| T.UZUKA, S.HASE, Y.MOCHINAGA | ||
| SUMMARIES | ||
| Summaries of RTRI REPORT (in Japanese) | ||
| ANNUAL CONTENTS | ||
| Annual Contents: Subjects Vol.38, No.1 No.2 No.3 No.4 (1997) | ||
| ANNUAL INDEX | ||
| Annual Index: Subjects Vol.39, No.1 (1998) | ||