摘要
基于Sato单次散射模型,利用2007年3月13日福建数字地震台网记录的发生在福建省北部地区的45条ML≥2.0级地震波形资料,对福建北部地区尾波Q值进行了研究,研究中首先计算各条记录尾波4—18Hz间15个频率的尾波Q值,并对Q值与频率之间的依赖关系进行拟和,拟和结果为:Qc(f)=(150.34±42.51)f^(0.8214±0.2109)。
Based on the single scatter mode ( Sato), using 45 earthquake digital wave data of ML≥ 2. 0 earthquakes in north area of Fujian province since Mar. 13,2007 recorded by Fujian earthquake digital network, the average Q value of coda in relative region is calculated, and the relationship between Q value and frequency is fitted. The result is that Qc(f)=(150.34±42.51)f^(0.8214±0.2109).
出处
《高原地震》
2009年第2期24-27,共4页
Plateau Earthquake Research
关键词
尾波Q值
SATO模型
福建北部
Q value of coda
Sato model
North area of Fujian province