TY - RPRT TI - High power laser calibrations at NIST AU - Li, Xiaoyu AU - Hadler, Joshua AU - Cromer, Christopher AU - Lehman, John AU - Dowell, Marla PY - 2008 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 250-77 DO - 10.6028/NIST.SP.250-77 ER -