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The Department holds seminars every Wednesday at 11:00 AM in the Lecture Hall of the David Greenewalt Building. Exceptions to this schedule and additional seminars are marked below with *. There are no seminars during the month of August. Coffee, tea, and a continental breakfast are served before the presentations at 10:30 a.m. Please call 202-478-8820 to confirm that there have been no cancellations.
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Images: Sergei Ipatov
May 1, 2013
Paul Byrne
DTM
“Mercury: Global Tectonics on a Contracting Planet”
May 8, 2013
Karin Oberg
University of Virginia
“Astrochemical Imaging of Protostars and Protoplanetary Disks”
May 15, 2013
David Grinspoon
Denver Museum of Nature & Science
"TBA”
May 22, 2013
Georg Zellmer
Smithsonian National Museum of Natural History
“Linking First-Order Volcanological, Geophysical, and Geochemical Observations in Understanding Global Arc Magma Genesis and Evolution”
May 29, 2013
Jeremy Boyce
California Institute of Technology
"Everything they taught me about the Moon was wrong?"
April 3, 2013
Michelle Selvans
CEPS
“A Whole-Planet Perspective on the Origins of Tectonic Features on Mercury”
April 10, 2013
John Chambers
DTM
“Rapid Planet Formation”
April 17, 2013
Andrew Westphal
University of California, Berkeley
"Unsolved Problems in Early Solar-System Archaeology: Six Extraterrestrial Sample Return Missions”
*April 18, 2013
Mélanie Gérault
University of Southern California
“Dynamic Uplift and Subsidence in the Central Andes Associated with Flat-Slab Subduction”
April 24, 2013
Bill Leith
USGS
"Recent Earthquakes Induced by Fluid Injection"
March 5, 2013
Brad Foley
Yale University
“Is Plate Tectonics Likely on Super-Earths? Inferences from Convection Models with Damage”
March 6, 2013
Paul Byrne
DTM
“The Geology of Mercury: Orbital Insights”
*March 12, 2013
Peter LaFemina
Penn State University
“Deformation of the Western Caribbean”
March 20, 2013
Meredith Hughes
Wesleyan University
“Planet Formation through Radio Eyes”
March 27, 2013
Jim Kasting
Penn State University
"The Frequency of Habitable Planets Around Nearby Stars"
February 2013
February 6, 2013
Shoshana Weider
DTM
“What on Earth is Mercury Made of? Geochemical Results from MESSENGER”
February 13, 2013
Christelle Wauthier
DTM
“Nyiragongo and Kilauea’s Magma Plumbing Systems Inferred from Radar Interferometry (InSAR)”
February 20, 2013
John Grant
CEPS
“Early Results from the Mars Science Laboratory Mission”
February 27, 2013
David Mencin
UNAVCO
"What a Lake Can Tell Us About a Magmatic System: Lake Oscillations and Strain Changes at Yellowstone"
January 2013
January 2, 2013
No Seminar- Return from Holiday Break
January 9, 2013
Terry Blackburn
DTM
“Sink to Survive: The Persistence of Ancient Mountain Belts through Crustal Density Changes”
January 16, 2013
Jonathan Lunine
Cornell University
“Titan from the Inside Out”
January 23, 2013
James Muzerolle
STSI
“Fickle Disks: Diagnosing Protoplanetary Disk Behavior from Observations of Infrared Variability”
January 30, 2013
David Goldsby
Brown University
“Experimental Constraints on the Flow of Ice: From Greenland to Ganymede”
November 2012
November 7, 2012
Douglas Whittet
Rensselaer Polytechnic Institute
“Probing the Interstellar Origins of Preplanetary Matter with Infrared Spectroscopy”
November 14, 2012
Valeri Makarov and Michael Efroimsky
United States Naval Observatory
“Spin-Orbit Resonances of Telluric Planets and Moons: the Moon, Mercury, and GJ 581d”
November 21, 2012 No speaker-Thanksgiving
November 28, 2012
Bill Bottke
Southwest Research Institute
“Exploring the Early Bombardment of the Inner Solar System”
October 2012
October 3, 2012
Merle A. Tuve Senior Fellow Peter Baines
University of Melbourne
“The Dynamics of Intrusions into a Stratified Cross-Flow-A Model for a Volcanic Ash Cloud”
*October 11, 2012
Ellen Stofan
Proxemy Research, Inc.
“The Seas of Titan”
October 17, 2012
Joel Cutcher-Gershenfeld
University of Illinois - Urbana-Champaign
"Stakeholder Alignment for EarthCube: Assessing the Social and Cyber Infrastructure Supporting Transformation in the Geosciences”
October 24, 2012
Roger Bilham
University of Colorado - Boulder
“Great Earthquakes in the Himalaya from Kashmir to Assam: Unexpected Meddling with Tectonic Blocks in Tibet by the Invisible Indian Plate”
October 31, 2012
Brian Jackson
Department of Terrestrial Magnetism
“Planet-Induced Ellipsoidal Variations in the Kepler and CoRoT Datasets”
September 2012
September 5, 2012
Gene Humphreys
University of Oregon
“The Columbia River Flood Basalts: A Plume-triggered Delamination Event”
*September 11, 2012
Doug Weins
Washington University in St. Louis
“Antarctic Seismology: Revealing the History and Dynamics of an Ice-Covered Continent”
September 19, 2012
Ben Bussey
Applied Physics Lab
"The Lunar Poles: An Ideal Site for Future Exploration?”
September 26, 2012
Amanda Clarke
Arizona State University
“Highly-unsteady short-lived volcanic eruptions: combining multi-phase models and laboratory experiments"
July 2012
July 4, 2012
No Seminar
July 11 2012
Nick Moskovitz
DTM/CIW
"Asteroid Encounters: Observations of Earth’s Nearest Neighbors"
July 18, 2012
Michael Werner
Spitzer Space Telescope Project
"Infrared Surprises from the Spitzer Space Telescope"
July 25, 2012
Frances Jenner
DTM/CIW
"Chalcophile Element Systematics of Ocean Floor Basalts"
June 2012
June 4, 2012
*2:00 p.m.
Joe Harrington
University of Central Florida
“Two Classes of Exoplanets Identified Without Modeling”
June 6, 2012
Wade Henning
NASA Goddard
“Tidally Heated Terrestrial Exoplanets”
June 13, 2012
Matt Pasek
University of South Florida
“A meteoritic signature in early earth phosphorus chemistry: Implications for the origins of life"
June 20, 2012
No seminar
June 27, 2012
Ryan Porter
DTM/CIW
"Seismic imaging of the southwestern US: Evidence for magmatism driven foundering on the margins of the Colorado Plateau."
May 2012
May 2
Joshua Pepper
Vanderbilt University
“The Golden Age of Exoplanet Discovery”
May 9
Edwin (Ted) Bergin
University of Michigan
“The Herschel Space Observatory and Biological Molecules in Space”
May 16
Kelsey Druken
CIW/DTM
“Rollback subduction: The great killer of mantle plumes”
May 23
Zan Peeters
CIW/DTM
“The discovery of new structures in meteoritic organic carbon”
May 30
Nick Schmerr
NASA Goddard
“Imaging the Base of a Tectonic Plate: Evidence for Melt and Volatiles at the Lithosphere-Asthenosphere Boundary
April 2012
April 4
Sabrina Ferrari
University of Padua/DTM
"The Geology and Structure in and around the Rembrandt Basin, Mercury"
April 11
Verdan Lekic
University of Maryland
"Dramatic lithospheric thinning beneath rifted regions of Southern California”
April 18
Dan Jaffe
University of Texas
"New Tools to Determine the Properties of Host Stars of Young Planetary Systems"
April 25
Stefanie Milam
NASA Goddard Space Flight Center
"Observations of Nitrogen Fractionation in Prestellar Cores: Implications for Meteoritic Hot Spots"
March 2012
March 7
Alan Linde
CIW:DTM
"Slow Earthquakes, for better or worse: constraints from strain data"
March 14
Karl Stapelfeldt
NASA Goddard
"Debris Disks as Tracers of Nearby Planetary Systems"
March 21
NO Seminar
(LPSC Conference)
March 28
Richard Binzel
MIT
"The Hunt for Meteorite Parent Bodies"
February 2012
February 1
Chris Hamilton
NASA Goddard
"Lava-water interactions on Earth and Mars"
February 8
Adrian Jones
University College London
"CO2 degassing and the role of volcanoes in delivering deep carbon to the atmosphere"
February 15
Andy Rivkin
JHU:APL
"Water, Hydroxyl, and Ice in the Asteroid Belt"
February 22
Helge Gonnerman
Rice Univeresity
"Dynamical coupling between Mauna Loa and Kilauea volcanoes, Hawaii"
February 29
Rob Moucha
Syracuse University
"Coupling Climate, Surface Processes and Mantle Convection"
January 2012
January 4
NO SEMINAR
January 11
Karl Hibbitts
JHU:APL
"Our Moon: an icy or dry desert"
January 18
Debbie Smith
CIW:DTM
"Magnitude Dependent Seismic Quiescence"
January 19--THURSDAY at 3 p.m.
Rick Carlson
CIW:DTM
"Mongolia: A historic and geologic travelogue"
January 25
Tobias Fischer
UNM: NSF
"Volatiles in the mantle below the East African Rift"
January 26--THURSDAY at 3 p.m.
Dave Bercovici
Yale University, Department of Geology and Geophysics
"Generation of plate tectonics on Earth and other planets"
December 2011
December 7
NO SEMINAR
AGU Fall Meeting
December 14
Larry Nittler
CIW:DTM
"Hermeochemistry: The composition of Mercury from MESSENGER X-ray, Gamma-ray, and neutron measurements"
December 15--THURSDAY
Karn Meech
University of Hawaii: Institute for Astronomy
"TBA"
December 21
NO SEMINAR
Holiday Break
Holiday Break
November 2011
November 2
Emily Brodsky
Merle A. Tuve Senior Fellow, UC Santa Cruz
"Fault Bumps"
November 9
Francis Nimmo
Merle A. Tuve Senior Fellow, UC Santa Cruz
"The early Moon: cosmochemical and magnetic constraints"
November 15--TUESDAY
Freysteinn Sigmundsson
University of Iceland
“Anatomy of Iceland's Volcanoes: Crustal Deformation and Magma Movements”
November 16
CelâL Sengör
Merle A. Tuve Senior Fellow, Istanbul Technical University
“Palaeo-Tethys and the Permian extinction: The role of closed oceans on the Ptolemaic Earth”
November 18--FRIDAY at 2:00 p.m.
CelâL Sengör
Merle A. Tuve Senior Fellow, Istanbul Technical University
“The North Anatolian Fault and the next big earthquake and possible tsunami to hit Istanbul”
November 28--MONDAY at 2:00 p.m.
Richard Arculus
Australian National University
“Arc-Backarc magmatism: new insights from the western Pacific”
October 2011
October 5
Selwyn Sacks
CIW: Department of Terrestrial Magnetism
"What strainmeters tell us about volcanoes and eruptions; the view from below"
October 12
Matt Pritchard
Cornell University
"Towards a global census of volcano deformation by satellite Interferometric Synthetic Aperture Radar"
October 19
Lijun Liu
UC San Diego/Scripps Oceanographic Institute
“Understanding subduction dynamics on Earth with numerical simulations based on data assimilation”
October 26
Guillem Anglada
CIW: Department of Terrestrial Magnetism
"Precision astrometry and radial velocities of low mass stars - A data analysis approach to the detection of mini-solar systems"
September 2011
September 7
Alan Boss
CIW: Department of Terrestrial Magnetism
"Challenges for Planet Formation Theories from Kepler and Microlensing"
September 14
Christian Klimczak
CIW: Department of Terrestrial Magnetism
“Fracturing behavior of elastoplastic materials following Coulomb constitutive laws during anisochoric brittle deformation”
September 21
Benjamin Andrews
Smithsonian Institute
“Experimental insights into pyroclastic density currents and coignimbrites”
September 28
Martin Van Kranendonk
Geological Survey of Western Australia
“Contingent Events Leading to an Oxygenated Environment”
September 30--THURSDAY, 2:00 p.m.
Martin Van Kranendonk
Geological Survey of Western Australia
"VERTICAL TO HORIZONTAL TECTONICS: Secular evolution of the Archean Pilbara Craton, Western Australia”
July 2011
July 6
Alex Bortvin
CIW: Department of Embryology
"The taming of the dark matter of the genome"
July 20
Amy McAdam
"Interpreting the Signatures of Aqueous Alteration on Mars"
July 27
Julio Chaname
CIW/DTM
"The versatility of wide stellar binaries: from low-mass stars to the nature of dark matter"
June 2011
June 1
Thomas Statler
NSF
"Spinning Little Asteroids Up and Down"
June 2--THURSDAY
Maxim Ballmer
University of Hawaii
"Beyond classical mantle plume theory: new insights into the origin of Hawaiian volcanism"
June 8
Susan Benecchi
"Tracing the Migration of the Giant Planets using Small Bodies in the Outer Solar System"
June 15
"Finding the Needle in the Haystack: How Exozodiacal Dust May Obscure Images of ExoEarths"
June 22
"Geochemical insights into early volcanism in the East African Rift System"
June 29
"Cometary origin of the zodiacal cloud, micrometeorites and radar meteors"
May 2011
May 4
Christian Miller
CIW/DTM
"New thoughts on rhenium and molybdenum: Chasing after the ancient organic carbon cycle"
May 11
NO SEMINAR
MESSENGER STM
May 17
Jorge Vazquez
USGS
"Dating the evolution of voluminous rhyolite at Quaternary calderas using ion microprobe analysis"
May 18
Josef Dufek
Georgia Institute of Technology
"Multi-scale Dynamics in in Eruptive Processes"
May 25
Albert Fahey
NIST
"Further Studies of Post-detonation Nuclear debris: Surfaces, Fallout and Fission-Product Isotopic Systems"
April 2011
April 1--FRIDAY
Meghan Miller
USC
"From structure to dynamics: New insights into the Western US from the Earthscope USArray Project"
April 6
Christopher Herd
University of Alberta
"Heterogeneous Organic Matter in the Tagish Lake Meteorite"
April 13
Julia Lee
Harvard- Smithsonian, CFA
"Condensed Matter Astrophysics: A New Technique for Determining the Quantity and Composition of Interstellar Dust using X-rays from Black Holes"
April 20
Erwan Mazarico
NASA Goddard
"Planetary Geodesy: the Moon and beyond"
April 27
Marion Le Voyer
NIST
"Volatiles in arc volcanoes: insights from melt inclusions and their host mineral"
March 2011
March 1-- TUESDAY
Ed Garnero
Arizona State University
"Using Seismology to Decipher Multi-Scale Processes in Planetary Interiors"
March 2
No Seminar
March 9
No Seminar
LPSC Conference
March 16
Jonathan O'Neil
CIW/DTM
"A window through the Hadean time: The Nuvuaggittuq greenstone belt as a vestige of Earth's primitive crust"
March 23
Scott Tremaine
Institute for Advanced Studies, Princeton
"Black holes in the centers of nearby galaxies"
March 30
Eli Dwek
NASA Goddard
"The Origin of Dust in the Early Universe"
February 2011
February 2
Sebastian Tappe
University of Alberta
"The Carbonatite Conundrum: Perspectives from a diamond province in Greenland-Labrador"
February 3--THURSDAY
Amy Barr
Southwest Research Institute
"Fingerprints of Planet Formation and Dynamical Evolution Recorded on Jupiter's Moon Casllisto"
February 9
Wendy Nelson
CIW/ DTM
"Geochemical insights into early volcanism in the East African Rift System"
February 16
Craig Manning
UCLA
"Geofluids at the Extremes: Terrestrial and Planetary Contexts"
February 18--FRIDAY
Richard Carlson
CIW/DTM
"A recipe for Earth formation"
February 23
Linda T. Elkins-Tanton
Massachusetts Institute of Technology
"Magma oceans and the early evolution of terrestrial planets"
February 25--FRIDAY
Edward Young
UCLA
"Astronomical and cosmochemical stable isotopic perspectives on the birth of the solar system: a tale of transdisciplinary science"
January 2011
January 5
No Seminar
January 13--THURSDAY
Thorsten Becker
University of Southern California
"Convective dynamics of the upper mantle from global geodynamic modeling and structural seismology"
January 19
Evgenya Shkolnik
CIW/ DTM
"Star-Planet Interactions: The Tidal and Magnetic Influence of Hot Jupiter on their Host Stars"
January 26
Nick Moskovitz
CIW/ DTM
"Differentiation of the earliest planetary bodies in the Solar System"
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