Chandler wobble and seismotectonic process

被引:0
|
作者
Vikulin, AV
Krolevets, AN
机构
[1] Kamchatka Expt Method Seismol Unit, Petropavlovsk Kamchatski 683006, Russia
[2] Kamchatka State Teachers Univ, Petropavlovsk Kamchatski 683032, Russia
来源
GEOLOGIYA I GEOFIZIKA | 2001年 / 42卷 / 06期
关键词
precession; nutation; Chandler wobble; seismic process; tectonic process; quantum of seismotectonic activity;
D O I
暂无
中图分类号
P [天文学、地球科学];
学科分类号
07 ;
摘要
Investigation of the relationship between strong earthquakes and the planetary precession within the limits of the rotational earthquake model yielded the following results. (1) The planetary precession is caused by zero oscillations generated by the seismotectonic process in the upper lithosphere. (2) Chandler's frequency splits into f(ch1) - 0.835 year(-1) and f(ch2) = 0.860 year(-1), as the values of zero frequencies for the N-S (Pacific) and W-E (Alps-Himalayas) oriented seismic belts are different. (3) The distribution of radius values of pole paths according to their number has a regular component 0".05, which is equal to the seismotectonic energy released in the foci of strongest earthquakes. The relation between the solar activity and seismotectonics is hypothesized to be the result of interaction between the yearly precession component and two Chandler's frequencies.
引用
收藏
页码:996 / 1009
页数:14
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