研究领域

光场时间/频率域的精密控制‚精密光谱和精密测量.目前主要从事光钟关键技术和镱原子光钟的研究.

近期论文

1

“Modulation transfer spectroscopy for stabilizing lasers ”
Long-Sheng Ma‚ L. Hollberg‚ J. H. Shirley and J. L. Hall
United States Patent‚ No. 4‚ 590‚ 597‚ May 20‚ (1986)
2

“Delivering the same optical frequency at two places: accurate cancellation of phase noise introduced by optical fiber or other time-varying path ”
(Long-Sheng Ma‚ Peter Jungner‚ Jun Ye and John L. Hall)
Optics Letters‚ Vol. 19‚ No. 21‚ 1777 (1994)
3

“Optical-heterodyne velocity-modulation spectroscopy enhanced by magnetic rotation effect”
(Wang Rong-Jun‚ Chen Yang-Qin‚ Cai Pei-Pei‚ Lu Jing-Jing‚ Bi Zhi-Yi‚ Yang Xiao-Hua
and Ma Long-Sheng)
Chem. Phys. Lett. Vol.307‚ No. 5-6‚ 339 (1999)
4

“Ultrasensitive frequency-modulation spectroscopy enhanced by a high-finesse optical cavity: theory and application to overtone transition of C2H2 and C2HD ”
(Long-Sheng Ma‚ Jun Ye‚ Pierre Dube´ and John L. Hall)
J. Opt. Soc. Am. B‚ Vol.16‚ No.12‚ 2255 (1999)
5

“Phase-Coherent optical pulse synthesis from separate femtosecond lasers ”
(R. K. Shelton*‚ Long-Sheng Ma*‚ H. C. Kapteyn‚ M. M. Murnane‚ J. L. Hall and J. Ye*)
Science‚ Vol. 293‚ 1286 (2001)
*These authors contributed equally to this work
6

“Optical Frequency Synthesis and Comparison with Uncertainty at the 10-19 Level ”
(Long-Sheng Ma‚ Zhiyi Bi‚ Albrecht Bartels‚ Lennart Robertsson‚ Massimo Zucco‚ Robert S. Windeler‚ Guido Wilpers‚ Chris Oates‚ Leo Hollberg‚ Scott A. Diddams)
Science‚Vol.303‚ 1843‚ 2004
7

“Simple and compact 1-Hz laser system via improved mounting configuration of a reference cavity”
( Mark Notcutt‚ ‚ Long-Sheng Ma‚ Jun Ye and John L. Hall )
Optics Letters‚ Vol. 30‚ No. 4‚ 1815-1817‚ July 2005