Postdoctoral Fellows & Associates

Jessica Arnold

Jessica Arnold

Postdoctoral Associate

Astronomy; debris disks.

Tri Astraatmadja

Tri Astraatmadja

Thompson Postdoctoral Fellow

Ground-based astrometric detection of exoplanets; Instrument modeling and simulations; software engineering, scientific computing, and high-performance computing; probability theory, statistical inference, hypothesis testing and data analysis; machine-learning algorithms; large-scale surveys; detection of high-energy neutrinos and photons; kinematical and dynamical studies of the Milky Way

Jaehan Bae

Jaehan Bae

Postdoctoral Fellow

protoplanetary disks; planet-disk interactions; planet formation; hydrodynamic/magnetohydrodynamic instabilities; accretion disks; FU Orionis objects; exoplanets

Anaïs Bardyn

Anaïs Bardyn

Postdoctoral Fellow

Comets; Extraterrestrial organic matter; Interplanetary dust particles; Time-of-flight secondary ions mass spectrometry; Cosmochemistry

Serge Dieterich

Sergio Dieterich

NSF Postdoctoral Fellow

Very low mass stars and brown dwarfs; astrometry; stellar masses; the solar neighborhood; stellar populations; observational tests of stellar structure; physics and astronomy education

Jonathan Gagne

Jonathan Gagné

Sagan Fellow

Brown dwarfs; young moving groups; direct-imaging of exoplanets; near-infrared spectroscopy; detection of exoplanets by radial velocity measurements

Helen Janiszewski

Helen Janiszewski

Postdoctoral Fellow

Seismic imaging of the Earth's crust and mantle; subduction zones; relationships between seismic structure and tectonic processes; amphibious seismic technique development

Meredith A. MacGregor

NSF Postdoctoral Fellow

Debris disks; Circumstellar disk structure and evolution; Planetary system formation; Radio interferometry; Aperture synthesis techniques

Miki Nakajima

Miki Nakajima

Postdoctoral Fellow

Origin of the Earth and Moon; enceladus plumes; exomoon formation.

Bradley Peters

Bradley Peters

Postdoctoral Fellow

Mantle petrology and heterogeneities; hotspot provenance; early Earth history and dynamics; geochemical method development and instrumental analysis

Jesse Reimink

Jesse Reimink

Postdoctoral Associate

Evolution of crust formation through time; Hadean geodynamics; mode and effect of cratonization; influence of crustal composition on other Earth systems; modeling of complex datasets; high precision geochronology of complex samples

My Riebe

My Riebe

Postdoctoral Associate

Cosmochemistry; isotopic anomalies in Solar System materials; extraterrestrial organic matter; volatile element processing in the Solar System; and interplanetary dust particles

Timothy Rodigas

Timothy J. Rodigas

Hubble Fellow

High-contrast imaging of exoplanets and debris disks; dynamical models of planets interacting with disks; direct imaging of radial velocity companions

Kei Shimizu

Kei Shimizu

DCO Postdoctoral Associate

Mantle and crustal geochemistry; mineral-melt trace element partitioning; geochemical modeling; development of REE geothermobarometer

Johanna Teske

Johanna K. Teske

Origins/Hubble Fellow

Exoplanet host star elemental abundances as probes of planetary system composition; small planets around "solar twin" stars; astronomical instrumentation; exoplanet host star binarity as characterized by speckle imaging and spectroscopy

Jonathan Tucker

Jonathan Tucker

DCO Postdoctoral Fellow

Mantle geochemistry; noble gas and volatile element geochemistry; accretion and early Earth

Sharon Wang

Sharon Xuesong Wang

Postdoctoral Fellow

Detecting and characterizing exoplanets using radial velocities; improving radial velocity precision; disentangling stellar activity and radial velocities; understanding star formation and dark matter halo of Low Surface Brightness (LSB) galaxies; AGNs and their host galaxies