TY - GEN AU - Raymond D Mountain AU - J V Sengers C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1976-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.76-1171 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1976 TI - Density separation of small particles by magnetic fluid sink-float methods ::A theoretical study ER -