TY - GEN AU - Pedro Espina AU - U Piomelli C2 - Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD DA - 1998-02-11 LA - en PB - Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD PY - 1998 TI - Study of an Underexpanded Annular Wall Jet Past an Axisymmetric Backward-Facing Step ER -