Special Issue on Technology Challenges for Single Electron Devices
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 . FOREWORD .......................................................... 1
        Kenji TANIGUCHI

PAPERS
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 . Gate Performance in Resonant Tunneling Single Electron Transistor . 2
        Takashi HONDA, Seigo TARUCHA, and David Guy AUSTING

 . Quantum-Dot Based Opto-Electronic Device .......................... 8
        Kazumasa NOMOTO, Ryuichi UGAJIN, Toshi-kazu SUZUKI, Kenichi
        TAIRA, and Ichiro HASE

 . Improvement of Operation Reliability at Room Temperature for a
   Single Electron Pump ............................................. 16
        Kouichirou YAMAMURA and Yoshiyuki SUDA

 . Single-Electron Circuit Simulation ............................... 21
        Shuhei AMAKAWA, Hideaki MAJIMA, Hironobu FUKUI, Minoru
        FUJISHIMA, and Koichiro HOH

 . A Stochastic Associative Memory Using Single-Electron Tunneling
   Devices .......................................................... 30
        Makoto SAEN, Takashi MORIE, Makoto NAGATA, and Atsushi IWATA

 . Photoirradiation Effects in a Single-Electron Tunnel Junction Array
            ......................................................... 36
        Michiharu TABE, Yoichi TERAO, Noboru ASAHI, and Yoshihito
        AMEMIYA

 . Single-Electron Majority Logic Circuits .......................... 42
        Hiroki IWAMURA, Masamichi AKAZAWA, and Yoshihito AMEMIYA

 . Single-Electron Logic Systems Based on the Binary Decision Diagram
            ......................................................... 49
        Noboru ASAHI, Masamichi AKAZAWA, and Yoshihito AMEMIYA

 . Asymmetric Single Electron Turnstile and Its Electronic Circuit
   Applications ..................................................... 57
        Masaharu KIRIHARA and Kenji TANIGUCHI

Regular Section
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PAPERS
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[Microwave and Millimeter Wave Technology]

 . An IF-Band MMIC Chip Set for High-Speed Wireless Communication
   Systems .......................................................... 63
        Hitoshi HAYASHI and Masahiro MURAGUCHI

 . An MMIC Variable-Gain Amplifier Using a Cascode-Connected FET with
   Constant Phase Deviation ......................................... 70
        Hitoshi HAYASHI and Masahiro MURAGUCHI

LETTER
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[Electronic Circuits]

 . Design of a Two-Dimensional Digital Chaos Circuit Realizing a
   Henon Map ........................................................ 78
        Kei EGUCHI, Takahiro INOUE, and Akio TSUNEDA

 . ABSTRACTS (IEICE Trans., Vol.J81-C-I, J81-C-II, No.1 in Japanese)  82
 . Errata (Vol.E80-C, No.12 1997 INDEX) ............................. 92