Profiles

Graciela Matrajt [EMAIL]
Research Scientist, Astronomy



Office: PAB B327
 Phone: 206-543-9430

 Box Number: 351580

Astrobiology Areas of Interest: Origin & Evolution of Life on Earth, Education & Outreach

Homepage: http://staff.washington.edu/matrajt/

Selected Publications:

Matrajt, G., Flynn, G., Brownlee, D., Joswiak, D., and Bajt, S. 2013. The origin of the 3.4 μm feature in Wild 2 cometary particles and in ultracarbonaceous interplanetary dust particles. The Astrophysical Journal. 765 145. http://iopscience.iop.org/0004-637X/765/2/145/.
G. Matrajt, S. Taylor G. Flynn, D. Brownlee and D. Joswiak (2003). A nuclear microprobe study of the distribution and concentration of carbon and nitrogen in Murchison and Tagish Lake meteorites, antarctic micrometeorites and IDPs : implications for astrobiology. Meteoritics and Planetary Sciences (38)11, 1585-1600. http://faculty.washington.edu/matrajt/nuclear-microprobe.pdf.
Matrajt G. and Blanot D. (2004) Ferrihydrite in micrometeorites and the synthesis of prebiotic molecules on the early Earth. Amino Acids. 26(2), 153-158 http://faculty.washington.edu/matrajt/Ferrihydrite.pdf.
Matrajt G., Pizzarello S., Taylor S., Brownlee D. (2004). Concentration and variability of the AIB amino acid in Polar micrometeorites: implications for the exogenous delivery of amino acids to the primitive Earth. Meteoritics and Planetary Sciences 39(11): 1849-1858. http://onlinelibrary.wiley.com/doi/10.1111/j.1945-5100.2004.tb00080.x/abstract.
Matrajt G., Munoz-Caro G.M., Dartois E., d'Hendecourt L., Deboffle D., Borg J. (2005). A quantitative FTIR analysis of the organics in IDPs: comparison with the IR spectra of the Diffuse Interstellar Medium. Astronomy & Astrophysics (433): 979-995. http://staff.washington.edu/matrajt/aa_idp1.pdf.
Matrajt G., Brownlee D., Sadilek M., Kruse L. (2006). Survival of organic phases in porous IDPs during atmospheric entry: a pulse-heating study. Meteoritics and Planetary Sciences. 41(6): 903-911. https://journals.uair.arizona.edu/index.php/maps/article/view/15285.
Matrajt G., Ito M., Wirick S., Messenger S., Brownlee D., Joswiak D., Flynn G., Sandford S., Snead C., Westphal A. (2008). Carbon investigation of two Stardust particles: a TEM, NanoSIMS and XANES study. Meteoritics and Planetary Sciences. 43:315-334 http://www.lpi.usra.edu/meetings/lpsc2007/pdf/1201.pdf.
Matrajt G., Messenger S., Brownlee D., and Joswiak D. (2012). Diverse forms of primordial organic matter identified in interplanetary dust particles. Meteoritics & Planetary Sciences 47(4):525-549. http://onlinelibrary.wiley.com/doi/10.1111/j.1945-5100.2011.01310.x/abstract.