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The crust and uppermost mantle structure of Southern Peru from ambient noise and earthquake surface wave analysis
Central Andes flat subduction surface wave tomography
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2014/4/10
Southern Peru is located in the northern Central Andes, which is the highest plateau along an active subduction zone. In this region, the Nazca slab changes from normal to flat subduction, with the as...
Locating a scatterer in the active volcanic area of Southern Peru from ambient noise cross-correlation
Interferometry Wave scattering and diffraction Volcanic arc processes
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2014/4/10
We report on a strong scatterer of seismic energy in the 5–10 s period range located in the volcanic arc of Southern Peru. It is superficially like an active noise source in that it produces a continu...
Structure of the subduction system in southern Peru from seismic array data
the subduction system in southern Peru seismic array data
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2014/4/10
The subduction zone in southern Peru is imaged using converted phases from teleseismic P, PP, and PKPwaves andPwave tomography using local and teleseismic events with a linear array of 50 broadband se...
Environmental records from temperate glacier ice on Nevado Coropuna saddle, southern Peru
Environmental records temperate glacier ice Nevado Coropuna saddle
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2010/1/28
We investigated past climate variability and the zonal short and long-range transport of air masses in tropical South America using chemical, isotopic and palynological signals from a 42 m-long ice co...
Geodetic, teleseismic, and strong motion constraints on slip from recent southern Peru subduction zone earthquakes
Geodetic teleseismic strong motion constraints on slip southern Peru subduction zone earthquakes
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2014/4/9
We use seismic and geodetic data both jointly and separately to constrain coseismic slip from the 12 November 1996Mw7.7 and 23 June 2001Mw8.5 southern Peru subduction zone earthquakes, as well as two ...