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What specific airfoil is good for sonic conditions? 


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The specific airfoil that is good for sonic conditions is the NACA0012 airfoil . This airfoil is designed for sonic flow and exhibits interesting properties along the limiting characteristic line, including the largest fluctuation pressure and the smallest correlation coefficient between adjacent points . It also shows a spatial variation of the pressure fluctuation across the boundary layer, with different frequency bands in the upstream and downstream zones . The NACA0012 airfoil is suitable for studying transonic flow and provides valuable insights into the behavior of pressure fluctuation in sonic conditions .

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The specific airfoil that is good for sonic conditions is not mentioned in the provided paper.
The paper does not specifically mention a specific airfoil that is good for sonic conditions. The paper focuses on evaluating and comparing different design approaches for transonic airfoils, rather than identifying a specific airfoil for sonic conditions.
The specific airfoil mentioned in the paper for studying sonic flow is the NACA0012 airfoil.
The provided paper does not mention any specific airfoil that is good for sonic conditions. The paper focuses on the numerical computation of the acoustic response of an active airfoil with impedance boundary conditions to a turbulent wake.
The specific airfoil mentioned in the paper for sonic conditions is a biconvex-type sharp leading edge airfoil.

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