Karen M. Fischer
Brown University
Earth, Env. & Planetary Sciences, Providence, RI
Activity
2023
-
INTERPRETATION OF THERMAL HETEROGENEITY FROM SEISMIC WAVESPEED IN THE CONTINENTAL LITHOSPHERE: TOOLS AND LIMITATIONS
5 The Origin of Compositional and Thermal Heterogeneity within Earth’s InteriorThursday, 4 May 20238:00 AM - 12:00 PMEC 512
2020
-
LOW-ANGLE ALLEGHANIAN CRUSTAL ACCRETION IN THE SOUTHERN APPALACHIANS
T160 From Rodinia to Pangea: Evolution of the Appalachian-Caledonian Orogen IIWednesday, 28 October 20205:30 PM - 8:00 PMMeeting Rooms
-
COMPLEX SHEAR-WAVE SPLITTING INDICATES SIMPLE ANISOTROPY IN THE LITHOSPHERE AND ASTHENOSPHERE BENEATH THE APPALACHIAN OROGEN
T80 Structure and Dynamics of the Appalachian OrogenTuesday, 27 October 20201:30 PM - 5:30 PMMeeting Rooms
2018
-
CONTINENTAL COLLISIONS DURING APPALACHIAN OROGENESIS AS REVEALED BY NEW GEOPHYSICAL OBSERVATIONS FROM THE SOUTHEASTERN U.S
T158 Beyond EarthScope in the Eastern U.S.—What We've Learned and What Needs Doing NextTuesday, 6 November 20188:00 AM - 12:00 PMRoom 238-239
2016
-
NOT SO STABLE AFTER ALL: LITHOSPHERIC STRUCTURES BENEATH THE SOUTHEASTERN UNITED STATES
T202 Evidence for Neotectonic Earthquakes and Their Driving Mechanisms in the Intraplate Region of Central and Eastern North AmericaTuesday, 27 September 20168:00 AM - 12:00 PMRoom 507
-
INVESTIGATION OF P-WAVE REFLECTIVITY BENEATH THE SOUTHERN APPALACHIANS USING THE SESAME BROADBAND ARRAY
T130 Structure and Tectonics of the South-Central United States: Craton to Gulf of Mexico and the Annual George P. Woollard Award PresentationMonday, 26 September 20161:30 PM - 5:30 PMRoom 407
-
IMAGING THE MOHO BENEATH THE SOUTHERN APPALACHIANS USING GLOBAL SEISMIC PHASES RECORDED BY THE SESAME BROADBAND ARRAY
6 Geophysics and Geodynamics (Posters)Thursday, 31 March 20168:00 AM - 5:30 PMExhibit Hall
2015
-
3D GEODYNAMIC MODELS OF SLAB DRIVEN MANTLE FLOW BENEATH THE CARIBBEAN PLATE
T10 An Updated View on Caribbean TectonicsSunday, 1 November 20158:00 AM - 12:00 PMRoom 319/320
2014
-
INTRA-CRUSTAL DISCONTINUITIES IN THE SOUTHERN APPALACHIANS: EVIDENCE FOR SHEAR LOCALIZATION DURING CONTINENTAL COLLISION
59 Geophysics/GeodynamicsSunday, 19 October 20141:00 PM - 5:00 PM119/120
-
UPPER MANTLE SHEAR WAVE STRUCTURE IN THE SOUTHEASTERN UNITED STATES FROM RAYLEIGH WAVE TOMOGRAPHY
20 EarthScope Targets in the Eastern United States (Posters)Thursday, 10 April 20141:00 PM - 5:00 PMLatham A/B/C
2013
-
VP/VS VARIATIONS ACROSS TERRANE BOUNDARIES IN THE SOUTHERN APPALACHIANS: IMPLICATIONS FOR ALLEGHANIAN THIN-SKINNED TECTONIC MODELS
T360 Modern Techniques, Models, and Interpretations of Ancient Orogens: 125 Years of Progress in Understanding the Grenville and Appalachian Orogens of Eastern North America (Posters)Wednesday, 30 October 20139:00 AM - 6:30 PMHall D
2012
-
CRUSTAL THICKNESS AND VP/VS ESTIMATES ACROSS THE SOUTHERN APPALACHIANS USING RECEIVER FUNCTIONS FROM THE SESAME ARRAY
T215 EarthScope and Geoprisms in Eastern North America: Ongoing Endeavors and a Look AheadWednesday, 7 November 20128:00 AM - 12:00 PM203B
-
RECEIVER FUNCTION ANALYSIS OF VARIATIONS IN CRUSTAL THICKNESS AND VP/VS ACROSS THE SOUTHERN APPALACHIANS FROM SESAME BROADBAND DATA
1 Undergraduate Research (Posters)Saturday, 31 March 20127:00 PM - 9:00 PMGrand Ballroom
2011
-
IMAGING THE ANCIENT MARGIN: UPDATES FROM THE SOUTH EASTERN SUTURE OF THE APPALACHIAN MARGIN EXPERIMENT: SESAME
T176 Exploring Subsurface Terranes and Buried Basins of Eastern and Central North America—Geology, Geophysics, and Geochronology (Posters)Tuesday, 11 October 20119:00 AM - 6:00 PMHall C
-
ANISOTROPY IN THE NORTH AMERICAN CRATON
T175 The Archean of North America: The Core of a Continent (Posters)Tuesday, 11 October 20119:00 AM - 6:00 PMHall C
2010
-
UNDERSTANDING THE LITHOSPHERIC SUTURE BETWEEN LAURENTIA AND GONDWANA: A PASSIVE SEISMIC EXPERIMENT IN THE SOUTHEASTERN U.S
29 Tectonic Significance of Buried Terranes of the Atlantic and Gulf Coastal PlainsMonday, 15 March 20108:00 AM - 12:05 PMLiberty B
2005
-
CYBERINFRASTRUCTURE FRAMEWORK AND 4-D EVOLUTION OF EASTERN NORTH AMERICA : FATE OF PALEO-LITHOSPHERES
T187 4-D Evolution of the Continents: Integrated Solutions through CyberinfrastructureTuesday, 18 October 20051:30 PM - 5:30 PM
2004
-
WAVES ACROSS AMERICA: USING A SEISMIC ARRAY FROM FLORIDA TO ALBERTA TO EXAMINE THE GEOLOGY BENEATH THE MIDDLE OF NORTH AMERICA
18 New Madrid Zone: Seismicity, Tectonics, Paleoseismology, and Tectonic GeomorphologyFriday, 2 April 20041:00 PM - 5:00 PM