Effect of plasma actuator and splitter plate on drag coefficient of a circular cylinder Hürrem Akbıyık, Yahya Erkan Akansu, Hakan Yavuz and Ahmet Ertuğrul Bay EPJ Web of Conferences, 114 (2016) 02001 Published online: 28 March 2016 DOI: 10.1051/epjconf/201611402001