New evidences for the fluctuation characteristic of intradecadal periodic signals in length-of-day variation

Hao Ding, Yachong An, Wenbin Shen

The intradecadal fluctuations in the length-of-day variation (dLOD) are considered likely to play an important role in core motions. Two intradecadal oscillations, with 5.9yr and 8…