About Ohno Shigeru
About Ultrasound Inspection Systems Department, Hitachi Power Solutions Co., Ltd., 832-2 Horiguchi, Hitachinaka, 312-8507, Japan
About Sumikawa Kenta
About Ultrasound Inspection Systems Department, Hitachi Power Solutions Co., Ltd., 832-2 Horiguchi, Hitachinaka, 312-8507, Japan
About Kikukawa Kotaro
About Ultrasound Inspection Systems Department, Hitachi Power Solutions Co., Ltd., 832-2 Horiguchi, Hitachinaka, 312-8507, Japan
About Takada Masafumi
About Ultrasound Inspection Systems Department, Hitachi Power Solutions Co., Ltd., 832-2 Horiguchi, Hitachinaka, 312-8507, Japan
About IEEE Conference Proceedings
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About ultrasonic wave
About ultrasonic test
About converter
About resolving power
About focal length
About adhesion(bond)
About frequency(Hz)
About 検出能
About シリコンウエハ
About 定量的評価
About Nondestructive testing
About 超音波
About ボイド
About 定量的評価