震源層

震源層（英語：seismogenic layer）是指在岩石圈內地震發生的深度範圍 ^[1]，其厚度的差異是根據位置。大洋地殼的震源層厚度為0-40公里，大陸地殼的震源層厚度為0-25公里^[2]。在俯衝帶，一個震源層可能被推到另一個之上，而導致深度可達 700 公里的極深地震^[3]。震源層的底部代表變形機制的向下變化，從彈性和脆性變形機制到延性蠕變變形機制。這種變形機制變化的位置有時被稱為脆韌過渡區^[4]。

參考文獻

^ Scholz, Christopher (2002). The Mechanics of Earthquakes and Faulting. Cambridge University Press. p. 152. ISBN 9780521655408. Retrieved June 12, 2012.
^ Watts, A.B.; Burov, E.B. (August 2003). "Lithospheric strength and its relationship to the elastic and seismogenic layer thickness". Earth and Planetary Science Letters. 213 (1–2): 113–131. Bibcode:2003E&PSL.213..113W. doi:10.1016/S0012-821X(03)00289-9.]
^ Hayes, Gavin; Crone, Tony. "At what depth do earthquakes occur? What is the significance of the depth?". USGS.gov.
^ Cole, J.; Hacker, B.; Ratschbacher, L.; Dolan, J.; Seward, G.; Frost, E.; Frank, W. (2007). "Localized ductile shear below the seismogenic zone: Structural analysis of an exhumed strike-slip fault, Austrian Alps" (PDF). Journal of Geophysical Research. 112 (B12): B12304. Bibcode:2007JGRB..11212304C. doi:10.1029/2007JB004975.

[”Scholz”-1] Scholz, Christopher (2002). The Mechanics of Earthquakes and Faulting. Cambridge University Press. p. 152. ISBN 9780521655408. Retrieved June 12, 2012.

[”Watts”-2] Watts, A.B.; Burov, E.B. (August 2003). "Lithospheric strength and its relationship to the elastic and seismogenic layer thickness". Earth and Planetary Science Letters. 213 (1–2): 113–131. Bibcode:2003E&PSL.213..113W. doi:10.1016/S0012-821X(03)00289-9.]

[”Hayes”-3] Hayes, Gavin; Crone, Tony. "At what depth do earthquakes occur? What is the significance of the depth?". USGS.gov.

[”Cole”-4] Cole, J.; Hacker, B.; Ratschbacher, L.; Dolan, J.; Seward, G.; Frost, E.; Frank, W. (2007). "Localized ductile shear below the seismogenic zone: Structural analysis of an exhumed strike-slip fault, Austrian Alps" (PDF). Journal of Geophysical Research. 112 (B12): B12304. Bibcode:2007JGRB..11212304C. doi:10.1029/2007JB004975.

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