Mezue ahịrịokwu na-esonụ: Usoro ngụkọta pụrụ iche nke Lapusta na ndị na-arụkọ ọrụ ọnụ mepụtara enyela nghọta mgbanwe banyere ọdịdị nke usoro ala ọma jijiji na mmebi mmebi n'ọtụtụ. Ihe nlere a nwere ike ịkọ omume seismic (ngwa ngwa) na aseismic (nwayọọ). O jiri ihe nlere a mee ka omume mmebi dị iche iche, gụnyere nucleation nke ala ọma jijiji, post-seismic slip na inter-seismic deformation. Iji otu ihe atụ eme ihe iji gosipụta omume mmebi niile mere ka Lapusta et al. gosipụta na n'oge ala ọma jijiji, mpaghara ndị a na-ekwu na ha kwụsiri ike na-akpa àgwà dị iche iche mgbe ọ na-abanye site na mgbawa ala ọma jijiji, ma nwee ike inye aka n'ezie na ọgbọ nke nnukwu ala ọma jijiji site na ịda mbà. Ihe nlere ya nwere ike igosipụta nke ọma ala ọma jijiji nke Tōhoku nke 2011. na-ekpughe ọrụ dị oke mkpa nke obere usoro frictional na hydromechanical ma na-atụ aka na mmekọrịta nzaghachi dị mgbagwoju anya n'etiti ọdịda ọdịda, esemokwu, na njirimara hydraulic dị iche iche nke nwere ike ịmegharị nzaghachi ọdịda site na ihe enwere ike ịkọwa site na obere nnwale nke obere ọrụ Lapusta na obere ala ọma jijiji na-emeghachi, mmekọrịta nke seismic na aseismic slip na usoro ọdịda dị mgbagwoju anya, na ike ike nke nwere ike ịchịkwa njedebe ikpeazụ nke ala ọma jijiji mgbe ọ nwụsịrị, egosila mkpa nke usoro nhazi nke ọma nke ala ọma jijiji, na otu nke a nwere ike isi bụrụ ihe ọmụma maka ngụkọta ihe egwu ala ọma jijiji karịsịa mgbe data dị ụkọ dịka ọ bụ ikpe maka nnukwu ala ọma jijiji. Dị ka ihe atụ, Lapusta mụọ nnukwu ebe nke aseismic creep mgbe
Ala ọma jijiji nke 2007 na Peru, nke nwere ike ịrụ ọrụ iji belata ihe egwu ala ọma jijiji na mpaghara ụfọdụ. Ọrụ ngụkọta oge ya gụnyekwara iji ngwa ntụgharị ihe puru omume iji ghọta tsunamis mepụtara n'oge ala ọma jijiji mpaghara subduction na olulu mmiri miri emi na Japan na Chile.