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. 2015 Jan 28;16(1):014802. doi: 10.1088/1468-6996/16/1/014802

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© 2015 National Institute for Materials Science

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Figure 7. — Active artificial sperm. Turn of an acoustically activated sperm-swimmer. (a) No acoustic stimulus. (b) Acoustic energy present in the system felt by the sperm-swimmer. (c)–(e) Sperm-swimmer makes a turn of 180°. (f) Final position.