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Hiroki Yokozawa
Grad. School of Frontier Science, The Univ. of Tokyo
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Jens Twiefel
Institute for Dynamic and Ultrasonic, Leibniz Univ. Hannover
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Michael Weinstein
Institute for Dynamic and Ultrasonic, Leibniz Univ. Hannover
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Takeshi Morita
Grad. School of Frontier Science, The Univ. of Tokyo