TY - JOUR AU - Ye, Jun AU - Yoon, T AU - Hall, John AU - Bernard, J AU - Siemsen, K AU - Marmet, L AU - Chartier, J AU - Chartier, A C2 - Physical Review Letters DA - 2000-01-01 LA - en M1 - 85 PB - Physical Review Letters PY - 2000 TI - Accuracy comparison of absolute optical frequency measurement between harmonic-generation synthesis and a frequency-division femtosecond-comb ER -