2020-2022,国家自然科学基金青年科学基金项目,21903080,CO2分子近红外振转跃迁频率的精密测量,25万元,在研,主持;
2015-2019,国家重大科研仪器研制项目,21427804,光频梳标定的中红外高精度光腔衰荡光谱探测系统,710万元,在研,主要参与人;
2015-2018,“精密测量物理”重大研究计划重点项目,91436209,精密分子光谱方法测定波尔兹曼常数,400万元,已结题,主要参与人。
1.搭建了一套结合激光频率锁定、光腔腔长与光梳协同锁定的腔增强吸收光谱装置,该装置可同时实现激光频率亚kHz精度,以及GHz频率扫描范围,系统探测灵敏度可达E-12/cm水平;
2.完成了近红外分子饱和吸收光谱高精度测量,首次将该波段的分子跃迁频率相对精度测量至2E-12,为该波段提供了一系列高精度频率参考;
3.在激光锁频技术的基础上,结合超稳F-P谐振腔,发展了基于光学方法的气体压力计量新方法,搭建了国内首台基于该方法的常温气体压力计量新装置。
目前已发表SCI论文25篇。
Comb-locked cavity ring-down saturation spectroscopy
J. Wang, Y. R. Sun, L.-G. Tao, T.-P. Hua, F. Meng, S.-M. Hu*.
Review of Scientific Instruments
88(4)
: 043108 (2017)
Commuication: Molecular near-infrared transitions determine with sbu-kHz accuracy
J.Wang, Y.R.Robert, L.-G. Tao, A.-W. Liu, and S.-M. Hu*.
The Journal of Chemical Physics
147
:091103(2017)
Frequency metrology of molecules in the near-infrared by NICE-OHMS
T.-P. Hua, Y.R. Sun, J. Wang, A.-W. Liu, S.-M. Hu*.
Optics Express
27(5)
:6106-6115(2019)
Toward a Determination of the Proton-Electron Mass Ratio from the Lamb-Dip Measurement of HD
L.-G. Tao, A.-W. Liu, K. Pachucki, J. Komasa, Y. R. Sun, J. Wang, S.-M. Hu*.
Physical Review Letters
120(15)
: 153001-1~153001-5(2018)
Line intensities of the 30011e-00001e band of
12
C
16
O
2
by laser-locked cavity ring-down spectroscopy
P. Kang, J. Wang, G.-L. Liu, Y.R. Sun, Z.-Y. Zhou, A.-W. Liu, S.-M. Hu*.
Journal of Quantitative Spectroscopy & Radiative Transfer
207
: 1-7(2018)