Projects

• • Plasma-based control of crossflow instabilities.  
    
  • Plasma-based control of Tollmien-Schlichting wave   
  • Receptivity of crossflow instabilities to unsteady forcing 
  • Plasma-based control of bluff body dynamics   

Yadala, S., Hehner, M., Serpieri, J., Benard, N., Dörr, P., Kloker, M., & Kotsonis, M. (2018). Experimental control of swept-wing transition through base-flow modification by plasma actuators. Journal of Fluid Mechanics, 844, R2. 

Projects

• • Spatio-temporal measurements of crossflow instability   
    
  • Experimental investigation of surface irregularities
  • Numerical and theoretical investigation of surface irregularities
    
  • Receptivity of swept-wing transition to surface roughness 
  • Linear and Non-linear stability of crossflow instability  
  • Bi-Global Stability analysis of swept-wing flows
  • Thermal Control of crossflow instabiltiy  

Projects

• • Spatio-temporal measurement of LSB
  • Response of LSB to unsteady forcing    

Featured Publications

Kurelek, J., Kotsonis, M., & Yarusevych, S. (2018). Transition in a separation bubble under tonal and broadband acoustic excitation. Journal of Fluid Mechanics, 853, 1-36. 

Projects

• • Helmholtz resonators for manipulation of TS Waves  
    

Projects

• • Plasma-based control of convective heat transfer 
  • Passive flow control through permeable surfaces
  • Active flow control of large-scale drag producing events
  • Separation delay in strong APG boundary layers
  • Predictive models for the statistics of wall-turbulence

Featured Publications

Projects

• • Characterization and scaling of PSJA.  
  • Novel configurations and flow control using PSJA  

Featured Publications

Zong, H., & Kotsonis, M. (2020). Three-dimensional vortical structures generated by plasma synthetic jets in crossflow. Physics of Fluids, 32(6), 061701. 

Zong, H., & Kotsonis, M. (2019). Effect of velocity ratio on the interaction between plasma synthetic jets and turbulent cross-flow. Journal of Fluid Mechanics, 865, 928-962.

Zong, H., & Kotsonis, M. (2018). Formation, evolution and scaling of plasma synthetic jets. Journal of Fluid Mechanics, 837, 147-181.

Zong, H., Chiatto, M., Kotsonis, M., & De Luca, L. (2018, November). Plasma synthetic jet actuators for active flow control. In Actuators (Vol. 7, No. 4, p. 77). MDPI.

Projects

• • Characterization and optimization of AC-DBD actuators   
    
  • Flow control using AC-DBD actuators     
  • Characterization of nanosecond pulsed actuators    
    

Projects

• • Control-theoretic approaches for boundary layer instabilities 
    
  • Application of model-based control for transition delay

Featured Publications

Tol, H. J., Kotsonis, M., De Visser, C. C., & Bamieh, B. (2017). Localised estimation and control of linear instabilities in two-dimensional wall-bounded shear flows. Journal of Fluid Mechanics, 824, 818-865.

Tol, H. J., de Visser, C. C., & Kotsonis, M. (2019). Model reduction of parabolic PDEs using multivariate splines. International Journal of Control, 92(1), 175-190.