TY - RPRT TI - Particle size analysis by laser diffraction spectrometry: application to cementitious powders AU - Hackley, Vincent A AU - Lum, Lin-Sien AU - Gintautas, Vadas AU - Ferraris, Chiara F PY - 2004 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 7097 DO - 10.6028/NIST.IR.7097 ER -