Geophysics Research Group

Publications

Below are the results of the UNL Geophysics Team since 2016:

Integrated Geophysical Analysis:

2020
Introduction to special section: Integrated geophysical imaging

Irina Filina, Rao Yalamanchili, Simone Re, Daniele Colombo, Antony Price, Vsevolod Egorov, Guimin Liu, Interpretation, v. 8, no. 4, pp. SSi–SSv, special section, https://doi.org/10.1190/INT-2020-0921-SPSEINTRO.1

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2019 INTEGRATED IMAGING: A POWERFUL BUT UNDERVALUED TOOL

Irina Filina, Ed K. Biegert, Luise Sander, Victoria Tschirhart, Neda Bundalo, Cara Schiek-Stewart, The Leading Edge, September 2019; doi:10.1190/tle38090720.1

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2018 Integration with Non-Seismic Methods: An Example from the Northern Gulf of Mexico

I. Filina; American Association of Petroleum Geologists (AAPG 2018)

          abstract

Gulf of Mexico:

2022

Geological and Geophysical Constraints Guiding New Tectonic Reconstruction of the Gulf of Mexico (accepted invited book chapter)

I. Filina, E. Beutel; Tectonic Processes: a Global View, Volume 1. Extensional Tectonics: Continental Breakup to Formation of Oceanic Basins, editors I.Çemen, E. Catlos, published by Wiley-Blackley for AGU

abstract

2021

Opening of the Gulf of Mexico: what we know, what questions remain, and how we might answer them (invited review paper)

Irina Filina, James Austin, Tony Doré, Elizabeth Johnson, Daniel Minguez, Ian Norton, John Snedden, Robert Stern; Tectonophysics, https://doi.org/10.1016/j.tecto.2021.229150

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2021

Subsurface structures along the western Yucatan from integrated geophysical analysis

I. Filina, L.R. Hartford; Marine and Petroleum Geology, 10.1016/j.marpetgeo.2021.104964

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2021

Temporal variations in magmatic regime during the opening of the Gulf of Mexico

I. Filina, E. Beutel; American Geophysical Union (AGU 2021), paper T25E-09 

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2020

The Tectonic History of the Gulf of Mexico – A Comprehensive Review to Chart New Directions

I. Filina, J. Austin, T. Doré, E. Johnson, E. Lundin, D. Minguez, I. Norton, J. Snedden, R. Stern, American Geophysical Union, paper T001-0013, December 2020

abstract

poster

2020

Tectonics of the Gulf of Mexico – where we are, and where we are going

I. Filina, R. Stern, J. Snedden, I. Norton, D. Minguez, E. Lundin, E. Johnson, T. Doré, J. Austin, Geological Society of America Abstracts with Programs, v.52, no. 6, 2020, doi: 10.1130/abs/2020AM-356605

abstract

2020

Ridge propagation in the Eastern Gulf of Mexico from integrated geophysical modeling

I. Filina, SEG Technical Program Expanded Abstracts 2020, September 2020, 915-919, https://doi.org/10.1190/segam2020-3427875.1

extended abstract
2020

New Observations Suggest the Need for Revised Tectonic Reconstructions of the Gulf of Mexico

E. Beutel, I. Filina, AAPG 2020 Annual Convention & Exhibition, virtual event

abstract

poster

2020

Evidence of ridge propagation in the eastern Gulf of Mexico from integrated analysis of gravity and seismic data

Irina Filina, Mei Liu, Erin Beutel; Tectonophysics, v. 775, 228307, https://doi.org/10.1016/j.tecto.2019.228307

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2019

Crustal architecture of the northwestern and central Gulf of Mexico from integrated geophysical analysis

Irina Filina, Interpretation, September 2019, doi: 10.1190/INT-2018-0258.1

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2019

Crustal structure of Mesozoic rifting in the northeastern Gulf of Mexico from the integration of seismic and potential fields data

Mei Liu, Irina Filina, Paul Mann, Interpretation, doi:10.1190/int-2018-0259.1

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2019

Integrated Analysis of Seismic Data and Potential Fields in Southeastern Gulf of Mexico With Implications to Pre-Salt Sediments and Crustal Architecture

I. Filina, L.R. Hartford; American Association of Petroleum Geologists (AAPG 2019)

abstract
2019

Incorporation of new data to refine the tectonic history of the Gulf of Mexico 230 Ma - 180 Ma

H. Hartley, E. Beutel, I. Filina, M. Liu, Geological Society of America Abstracts with Programs, v. 51, no. 3, ISSN 0016-7592 doi: 10.1130/abs/2019SE-327156

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2018

Subsurface Structure in Southeastern Gulf of Mexico From Integrative Geophysical Analysis

L.R. Hartford, I. Filina; American Association of Petroleum Geologists (AAPG 2018)

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2018 Potential Fields Modelling in the Northeastern Gulf of Mexico

M. Liu, I. Filina; American Association of Petroleum Geologists (AAPG 2018)

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2018

A New Tectonic Model for the Gulf of Mexico 230 Ma-180 Ma Based on Stress Map Analysis

Hannah B Hartley, Erin K Beutel, Irina Filina, Mei Liu; American Geophysical Union (AGU 2018)

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2018

Two Extinct Spreading Centers in the Eastern Gulf of Mexico from Integrated Geophysical Analysis

Mei Liu, Irina Filina, Erin K Beutel, Hannah B Hartley, American Geophysical Union (AGU 2018)

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2018 Subsurface structures along the western Yucatan from integrative geophysical analysis

I. Filina, L. Hartford, American Geophysical Union (AGU 2018)

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2017 Crustal distribution in the central Gulf of Mexico from an integrated geophysical analysis

I. Filina; SEG Technical Program Expanded Abstracts, 1764-1769

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2017 Delineation of crustal domains in the northeastern Gulf of Mexico from integrated geophysical analysis

M. Liu, I. Filina; Geological Society of America 49 (6), doi: 10.1130/abs/2017AM-296333

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2017 Where is the Ocean-Continent boundary in the Northwestern and Central GOM?

I. Filina; American Geophysical Union (AGU 2017)

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2017

Variations of Oceanic Crust in the Northeastern Gulf of Mexico From Integrated Geophysical Analysis

Mei Liu, Irina Filina; American Geophysical Union (AGU 2017)

abstract

Tectonic Structures in Nebraska:

2021

Transferring Gravity Readings to Establish an Absolute Gravity Base Station on the University of Nebraska-Lincoln Campus

Kris Guthrie and Irina Filina, AGU2021 virtual meeting, poster G35B-0299

abstract

2020

Improving Locations of 2018 Central Nebraska Earthquakes via Joint Inversion of P- and S- Waves’ Arrival Times

Kris Guthrie and Irina Filina, AGU2020 virtual meeting, poster T034-0017

abstract

animation

2020

Establishing a Publicly Accessible Gravity Base Station in Lincoln, NE

 Kris Guthrie and Irina Filina, Geological Society of America Abstracts with Programs, Vol 52, No. 6, 2020
doi: 10.1130/abs/2020AM-357400

abstract

slides

2018 Seismicity in Nebraska and adjacent states: The historical perspective and current trends

Irina Filina, Kris Guthrie, Mindi Searls and Caroline M. Burberry; THE MOUNTAIN GEOLOGIST, V.55 (4), pp. 217-229

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2018

Joint and Lineament Patterns across the Midcontinent Indicate Repeated Reactivation of Basement-Involved Faults

Caroline Burberry, Jerlyn Swiatlowski, Mindi Searls, Irina Filina; Geosciences,V. 8 (6), p. 215

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2018

EARTHQUAKE DATABASE FOR NEBRASKA AS A CONSTRAIN FOR MIDCONTINENT RIFT RELATED FAULTS

Kris GUTHRIE, Irina FILINA, Mindi SEARLS, and Caroline M. BURBERRY; GSA, North-Central - 52nd Annual Meeting, Paper No. 26-2

Runner-up for the best student presentation

abstract

2017

MIDCONTINENT RIFT STRUCTURES IN SE NEBRASKA

Mindi Searls, Irina Filina, Caroline M Burberry, Evan Quartoroli; Geological Society of America Abstracts with Programs, v. 49(6)

abstract
2017

IMPROVED MAP OF SUBSURFACE STRUCTURES IN SOUTHEASTERN NEBRASKA FROM INTEGRATED ANALYSIS OF EARTHQUAKE AND POTENTIAL FIELDS DATASETS

Kris Guthrie, Irina Filina, Mindi Searls; Geological Society of America Abstracts with Programs, v. 49(6)

abstract

Cascadia:

2021

Assessing the Earthquake Patterns Within the Subducting Juan de Fuca Plate

Asif Ashraf, Irina Filina; AGU2020, virtual talk T15D-0194

abstract
2021

Propagator wakes of the Juan de Fuca plate - are they weaker or stronger than the surrounding oceanic crust

Asif Ashraf, Irina Filina; Geological Society of America Abstracts with Programs, Vol 53, No. 6, 2021, doi: 10.1130/abs/2021AM-370842

abstract

2021

2D INTEGRATED GEOPHYSICAL MODELING OVER THE JUAN DE FUCA PLATE

Asif Ashraf, Irina Filina; North-Central GSA meeting, April 2021, 10.1130/abs/2021NC-362862

abstract

2020

Major Tectonic Features of the Juan de Fuca And Gorda Plates Mapped from Spatial Analysis of Potential Fields

Asif Ashraf, Irina Filina; AGU2020, virtual talk T042-03

abstract

2020

Integrated 2D geophysical modeling over the Juan de Fuca plate

Asif Ashraf, Irina Filina; GSA 2020 Annual meeting, virtual poster, Geological Society of America Abstracts with Programs. Vol 52, No. 6, 2020, doi: 10.1130/abs/2020AM-358134

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Bathymerists Seamounts:

2021

Relationship Between Bathymetrists Seamounts and Sierra Leone Rise from Integration of Several Geophysical Methods

Alexa Fernandez, Irina Filina; AGU2021, virtual poster T45D-0279

abstract
2020

Crustal Structures Beneath Bathymetrists Seamounts From Isostatic Modeling   

Alexa Fernandez, Irina Filina; AGU2020, virtual poster

abstract
2020

Crustal Structures Beneath Bathymetrists Seamounts From Isostatic Modeling 
Alexa Fernandez, UCARE summer research project

video

Zealandia:

2018

Geologic History of the New Caledonia Trough from Potential Fields Modeling and Tectonic Reconstruction

Claire Richardson, Irina Filina, Caroline M. Burberry; American Geophysical Union (AGU 2018)

abstract