Lennart Robertsson

Long Sheng Ma, Susanne Picard, Massimo Zucco, Jean-Marie Chartier, Lennart Robertsson, Petr Balling, Petr Krin, Jin Qian, Zhongyou Liu, Chunying Shi, Miguel Viliesid Alonso, Gan Xu, Siew Leng Tan, Kaj Nyholm, Jes Henningsen, Jan Hald, William R. C. Rowley, Geoffrey P. Barwood, Robert Windeler: Absolute frequency measurement of the R(12) 26-0 and R(106) 28-0 transitions in /sup 127/I/sub 2/ at /spl lambda/=543 nm. IEEE T. Instrumentation and Measurement 55(3): 876-880 (2006)

Long Sheng Ma, Zhiyi Bi, Albrecht Bartels, Lennart Robertsson, Massimo Zucco, Robert Windeler, Guido Wilpers, Chris Oates, Leo Hollberg, Scott A. Diddams: International comparisons of femtosecond laser frequency combs. IEEE T. Instrumentation and Measurement 54(2): 746-749 (2005)

Long Sheng Ma, Lennart Robertsson, Susanne Picard, Jean-Marie Chartier, H. Karlsson, E. Prieto, Robert Windeler: The BIPM laser standards at 633 nm and 532 nm simultaneously linked to the SI second using a femtosecond laser in an optical clock configuration. IEEE T. Instrumentation and Measurement 52(2): 232-235 (2003)

Susanne Picard, Lennart Robertsson, Long Sheng Ma, Y. Millerioux, Patrick Juncar, Jean-Pierre Wallerand, Petr Balling, Petr Krin, Kaj Nyholm, Mikko Merimaa, Tero E. Ahola, Feng-Lei Hong: Results from international comparisons at the BIPM providing a world-wide reference network of ¹²⁷I₂ stabilized frequency-doubled Nd: YAG lasers. IEEE T. Instrumentation and Measurement 52(2): 236-239 (2003)