Special Issue on Superconducting Electronics and Its Applications ================================================================= . FOREWORD ....................................................... 465 Tsutomu YAMASHITA [Three terminal devices and Josephson Junctions] INVITED PAPERS ============== . Characteristics of High-Tc Superconducting Flux Flow Transistors 466 Kazunori MIYAHARA, Koji TSURU, Shugo KUBO and Minoru SUZUKI PAPERS ====== . Co-planar Josephson Junction Using Nonsuperconductive YBaCuO Formed on Very Locally Damaged Substrate by FIB ........................ 471 Yunnghee KIM, Yoshihisa SOUTOME, Hiroshi KIMURA and Yoichi OKABE . Capacitance and Resistance Measurement of Au/PrBa2Cu3Oy/YBa2Cu3Ox Structure at 4.2K ............................................... 476 Toshiaki OHMAEUDA and Yoichi OKABE [Microwave devices] INVITED PAPERS ============== . Parallel Connected Twin SIS Junctions for Millimeter and Submillimeter Wave Mixers: Analysis and Experimental Verification ........................................................ 481 Takashi NOGUCHI, Sheng-Cai SHI and Junji INATANI PAPERS ====== . Comparison of Josephson Microwave Self-Radiation and Linewidth Properties in Various YBa2Cu3Oy Grain Boundary Junctions ........ 490 Kiejin LEE and Ienari IGUCHI . Phenomenological Description of Temperature and Frequency Dependence of Surface Resistance of High-Tc Superconductors by Improved Three-Fluid Model ............................................... 498 Tadashi IMAI and Yoshio KOBAYASHI [Voltage standard] INVITED PAPERS ============== . 1-V Josephson-Junction-Array Voltage Standard and Development of 10-V Josephson Junction Array at ETL ............................ 503 Tadashi ENDO, Yasuhiko SAKAMOTO, Yasushi MURAYAMA, Akio IWASA and Haruo YOSHIDA [SQUID sensor and multi-channel SQUID system] INVITED PAPERS ============== . Multi-Channel SQUID ............................................. 511 Hisashi KADO, Gen UEHARA, Hisanao OGATA and Hideo ITOZAKI PAPERS ====== . High-Tc Superconducting Quantum Interference Device with Additional Positive Feedback ............................................... 519 Akira ADACHI, Ken'ichi OKAJIMA, Youichi TAKADA, Saburo TANAKA, Hideo ITOZAKI,Haruhisa TOYODA and Hisashi KADO . Measurement of Shift in Voltage-Flux Characteristics of SQUID Having Washer Coil Due to Flux-Trapping ................................ 526 Eriko TAKEDA, Toshikazu NISHINO and Kazumasa TAKAGI [Superconducting integrated circuits] PAPERS ====== . Neuro-Base Josephson Flip-Flop .................................. 531 Yoshinao MIZUGAKI, Koji NAKAJIMA and Tsutomu YAMASHITA [Applications of small-size high field superconducting magnet] INVITED PAPERS ============== . Development of Liquid Helium-Free Superconducting Magnet ........ 535 Junji SAKURABA, Mamoru ISHIHARA, Seiji YASUHARA, Kazunori JIKIHARA,Keiichi WATAZAWA, Tsuginori HASEBE, Chin Kung CHONG, Yutaka YAMADA and Kazuo WATANABE . MRI (Magnetic Resonance Imager) ................................. 542 Yoshinori SUZUKI . Heating Phenomena in the Vibrating Superconducting Magnet on Maglev ........................................................ 549 Eiji SUZUKI Regular Section =============== PAPERS ====== [Vacuum and Beam Technologies] . Monte Carlo Calculations on the Passage of Electrons through Thin Films Irradiated by 300keV Electrons ............................ 557 Toshiyuki KIJIMA, Masatoshi KOTERA, Hirosi SUGA and Yoshiaki NAKASE [Instrumentation and Control] . Heat-Pipe Cooling Technology for High-Speed ATM Switching Multichip Modules ......................................................... 564 Tohru KISHIMOTO, Shinichi SASAKI, Katsumi KAIZU, Kouichi GENDA and Kenichi ENDO [Components] . Effect of Power and Ground Pin Assignment and Inner Layer Structure on Switching Noise .............................................. 574 Nobuaki SUGIURA . ABSTRACTS (IEICE Trans., Vol.J78-C-I, J78-C-II, No.5 in Japanese) ........................................................ 580