A new method for calibration of velocity sensitivity of ultrasonic transducers with a wide band standard acoustic source generated by a pulsed laser is proposed.

本文提出一种利用脉冲激光产生可重复的宽带标准声源、对超声换能器的速度灵敏度进行标定的新方法—激光超声法。

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According to acoustics theory, the acoustic source model of the station has been constructed.

根据声学理论，构建换流站内相应的声源模型。

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For the acoustic source localization, a distributed localization method with unknown source energy is proposed.

对于声音源定位，本文提出了一种源能量未知情况下的分布式声音源定位方法。

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Still, using one acoustic source means that the devices can be made cheaper still.

ECONOMIST: Acoustic microfluidics

If you're looking for more technical details you'll find a link to the recently published paper titled, Dexterous manipulation of microparticles using Bessel-function acoustic pressure fields at the source.

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