Search filters

List of works by Donald V. Helmberger

Anomalously steep dips of earthquakes in the 2011 Tohoku-Oki source region and possible explanations

scholarly article

Deep mantle structure and the postperovskite phase transition

scientific article

Determination of source parameters at regional distances with three-component sparse network data

scientific article

Earthquake Centroid Locations Using Calibration from Ambient Seismic Noise

scholarly article by Z. Zhan et al published 29 May 2011 in Bulletin of the Seismological Society of America

Earthquake dynamics. Supershear rupture in a M(w) 6.7 aftershock of the 2013 Sea of Okhotsk earthquake

scientific article published in July 2014

Evidence for a ubiquitous seismic discontinuity at the base of the mantle

scientific article published on November 1999

Finite-Difference Synthetic Seismograms for SH Waves

Imaging subducted slab structure beneath the Sea of Okhotsk with teleseismic waveforms

scholarly article by Zhongwen Zhan et al published July 2014 in Physics of the Earth and Planetary Interiors

Modeling the 2012 Wharton basin earthquakes off-Sumatra: Complete lithospheric failure

scholarly article by Shengji Wei et al published July 2013 in Journal of geophysical research. Solid earth

Moho Offset Across the Northern Margin of the Tibetan Plateau

scientific article published on August 21, 1998

Path Effects in Strong Motion Seismology

Rupture Kinematics of the 2005 Mw 8.6 Nias-Simeulue Earthquake from the Joint Inversion of Seismic and Geodetic Data

scholarly article by A. O. Konca et al published 1 January 2007 in Bulletin of the Seismological Society of America

Rupture Process of the 1999 Mw 7.1 Duzce Earthquake from Joint Analysis of SPOT, GPS, InSAR, Strong-Motion, and Teleseismic Data: A Supershear Rupture with Variable Rupture Velocity

scholarly article

Rupture complexity of the 1994 Bolivia and 2013 Sea of Okhotsk deep earthquakes

scholarly article by Zhongwen Zhan et al published January 2014 in Earth and Planetary Science Letters

Seismic characteristics of earthquakes along the offshore extension of the western transverse ranges, California

scientific article published in 1991

Shallow Basin Structure and Attenuation Are Key to Predicting Long Shaking Duration in Los Angeles Basin

scholarly article

Slab Control on the Northeastern Edge of the Mid‐Pacific LLSVP Near Hawaii

scholarly article

Slip distribution and tectonic implication of the 1999 Chi-Chi, Taiwan, Earthquake

scholarly article by Chen Ji et al published 1 December 2001 in Geophysical Research Letters

Slip history and dynamic implications of the 1999 Chi-Chi, Taiwan, earthquake

scholarly article by Chen Ji et al published September 2003 in Journal of Geophysical Research

Source Mechanism and Rupture Directivity of the 18 May 2009 MW 4.6 Inglewood, California, Earthquake

scholarly article

Source complexity of the October 1, 1987, Whittier Narrows earthquake

scientific article published in 1989

Source parameters of the Sierra Madre Earthquake from regional and local body waves

scholarly article by Douglas S. Dreger & Donald V. Helmberger published November 1991 in Geophysical Research Letters

Subducting slab ultra-slow velocity layer coincident with silent earthquakes in southern Mexico

scientific article published in Science

Surface Wave Path Corrections and Source Inversions in Southern California

scholarly article

The 2011 magnitude 9.0 Tohoku-Oki earthquake: mosaicking the megathrust from seconds to centuries

scientific article

The 2014 Mw 6.1 South Napa Earthquake: A Unilateral Rupture with Shallow Asperity and Rapid Afterslip

scholarly article by Shengji Wei et al published 1 March 2015 in Seismological Research Letters

Ultra-Low Velocity Zones Near the Core-Mantle Boundary from Broadband PKP Precursors

scientific article published on March 13, 1998

Upper mantle compressional velocity structure beneath the West Mediterranean Basin

scholarly article