... amplitude014 8 19 2 135 22 .5°AxisymmetricHelical (m= 1) m 050010001500 20 00 25 0030005 10 15Helical mode phase14 8 φ1 (deg.)Device # m Slope = 22 .2 Slope = 91 .2 Slope = 179 .2 19 2 135 22 .5°Device ... excitationTowards MEMS Autonomous Control of Free-shear Flows 1 5-7 © 20 06 by Taylor & Francis Group, LLCTowards MEMS Autonomous Control of Free-shear Flows 1 5-1 10 2 46 8 100 20 40 60 80 100rms (mV) MEMS ... Overview,”AIAAJ., 32, pp. 1753–1765. Gad- el- Hak, M. (1996) “Modern Developments in Flow Control,” Appl. Mech. Rev., 49, pp. 365– 380 . Gad- el- Hak, M. , and Blackwelder, R.F. (1 989 ) “Selective Suction...