Nature Research Center

Rachel L. Smith: Complete Publications

Submitted Journal Articles

Smith R. L., Pontoppidan K. M., Young E. D., and Morris. Heterogeneity in 12C/13C abundance ratios toward solar-type protostars (The Astrophysical Journal, submitted).

Published journal articles

Smith R. L., Pontoppidan K. M., Young E. D., Morris M. R. and van Dishoeck E. F. (2009) High-precision C17O, C18O and C16O measurements in young stellar objects: analogues for CO self-shielding in the early solar system. The Astrophysical Journal 701, 163-175.
[http://arxiv.org/abs/0906.1024,
PDF: http://iopscience.iop.org/0004-637X/701/1/163/pdf/apj_701_1_163.pdf]

Young E. D., Gounelle M., Smith R. L., Pontoppidan K. M., and Morris M. R., 2011. Astronomical oxygen isotopic evidence for supernova enrichment of the solar system birth environment by propagating star formation. The Astrophysical Journal 729, 43.
[http://adsabs.harvard.edu/abs/2011ApJ...729...43Y]

Pumbwe L., Chang A., Smith R. L. and Wexler H. M. (2007) BmeRABC5 is a multidrug efflux system that can confer metronidazole resistance in Bacteroides fragilis. Microb Drug Resist. Summer;13(2): 96-101.

Pumbwe L., Chang A., Smith R. L. and Wexler H. M. (2006) Clinical significance of overexpression of multiple RND-family efflux pumps in Bacteroides fragilis isolates. J Antimicrob Chemother. Sep; 58(3): 543-8.

Pumbwe L., Ueda O., Yoshimura F., Chang A., Smith R. L., Wexler H.M. (2006) Bacteroides fragilis BmeABC efflux systems additively confer intrinsic antimicrobial resistance. J Antimicrob Chemother. Jul; 58(1): 37-46.

Popular Articles

Pontoppidan, K. M., van Dishoeck, E. F., Blake, G. A., Smith, R., et al. 2011. Planet-forming regions at the highest spectral and spatial resolution with VLT–CRIRES.  The Messenger, 143, 32-36.
[http://adsabs.harvard.edu/abs/2011Msngr.143...32P]

Selected Published Proceedings

Smith, R.L., Pontoppidan, K. M., Blake, G. A., Lockwood, A. C., 2013. Observations of carbon and oxygen isotopic heterogeneity toward protostars ranging in morphology and parent cloud. 44th LPSC, LPI Contribution No.1719, p. 2698 (oral contribution).
[PDF: http://www.lpi.usra.edu/meetings/lpsc2013/pdf/2698.pdf]

Smith, R. L., Pontoppidan, K. M., Young, E. D., and Morris, M. R., 2011. Observational signatures of carbon isotope ice-gas fractionation towards solar-type Protostars. Lunar and Planetary Institute (LPI) Contribution 1608, 1281.
[PDF: http://www.lpi.usra.edu/meetings/lpsc2011/pdf/1281.pdf]

Smith, R. L., Pontoppidan, K. M., Young, E. D., and Morris, M. R., 2011. Observations of 12CO-13CO partitioning toward solar-type protostars as proxies for solar system chemical evolution. Meteoritics & Planetary Science (Supplement), id. 5406 (oral contribution).
[PDF: http://www.lpi.usra.edu/meetings/metsoc2011/pdf/5406.pdf]

Smith, R. L., Pontoppidan, K. M., Young, E. D., and Morris, M. R., 2010. New12CO/13CO observations in young stellar objects and molecular clouds: implications for 12C/13C in the early solar nebula. Meteoritics & Planetary Science (Supplement), 45, No. 5381, A193.
[PDF: http://www.lpi.usra.edu/meetings/metsoc2010/pdf/5381.pdf]
Won the Gordon A. McKay Award 

Smith, R. L., Pontoppidan, K. M., Young, E. D., and Morris, M. R., 2010. New insights  on the origin of the solar system 12C/13C ratio using protostellar observations and radiative transfer modeling. Disks, Meteorites, Planetesimals workshop, New York, N.Y., LPI, No. 6012. [PDF: http://www.lpi.usra.edu/meetings/mswksp2010/pdf/6012.pdf]

Smith, R. L., Pontoppidan, K. M., Young, E. D., and Morris, M. R., 2010. Observations of high 12CO/13CO toward protostars and implications for the origin of the 12C/13C ratio in the solar system. 41st LPSC, LPI Contribution 1533, 2254 (oral contribution).
[PDF: http://www.lpi.usra.edu/meetings/lpsc2010/pdf/2254.pdf]

Smith, R. L., Pontoppidan, K. M., Herczeg, G. J., and Young, E. D., 2010. (Talk) Observations of unusual carbon isotope fractionation in protostars using VLT/CRIRES. American Astronomical Society Meeting 215, January 3-7, Washington, D.C., Bulletin of the American Astronomical Society, Vol. 42, No. 369.06, 560.
[http://adsabs.harvard.edu/abs/2010AAS...21536906S]

Smith, R. L., Pontoppidan, K. M., and Herczeg, G. J., 2009. (Poster) Observations of 12C/13C fractionation in embedded protostars using VLT-CRIRES. American Astronomical Society Meeting 214, June 7-11, Pasadena, CA, Bulletin of the American Astronomical Society, Vol. 41, No. 422.05, 691.
[http://adsabs.harvard.edu/abs/2009AAS...21442205S]

Smith, R. L., Pontoppidan, K. M., and Herczeg, G. J., 2009. Observations of 12C/13C fractionation in embedded protostars using VLT-CRIRES. Bulletin of the American Astronomical Society, Vol. 41, No. 422.05, 691 (poster contribution).
[http://adsabs.harvard.edu/abs/2009AAS...21442205S]
Won the Chambliss Astronomy Achievement Student Award, 214th American Astronomical Society

Smith R. L., Pontoppidan K. M., Young E. D., Morris M. R., and van Dishoeck E. F., 2009. (Talk) High-precision C17O, C18O and C16O measurements in young stellar objects: analogues for CO self-shielding in the early solar system. 40th Lunar & Planetary Science Conference, March 23-27, The Woodlands, Texas, Lunar and Planetary Science XL, No. 1471.
[PDF: http://www.lpi.usra.edu/meetings/lpsc2009/pdf/1471.pdf]

Smith, R. L., Pontoppidan, K. M., and Herczeg, G. J., 2009. (Talk) VLT-CRIRES observations of 12C/13C fractionation in protostellar envelopes. Geochimica et Cosmochimica Acta Supplement, 73, A1240 (Goldschmidt conference, June 21-29, Davos, Switzerland).

Smith R. L., Pontoppidan K. M., Young E. D., Morris M. R., and van Dishoeck E. F., 2007. (Poster) Detection of rare CO isotopologues in protostellar disks using CRIRES and NIRSPEC. American Astronomical Society Meeting 211, January 7-11, Austin, TX, Bulletin of the American Astronomical Society, Vol. 39, No. 50.01, 811. 
[http://adsabs.harvard.edu/abs/2007AAS...211.5001S]

Smith R. L., Pontoppidan K. M., Young E. D., and Morris M. R., 2007. (Talk) Detection of rare CO isotopologues in a protostellar disk: towards an astronomical approach to understanding oxygen isotopes in the solar system. 38th Lunar & Planetary Science Conference, March 12-16, League City, TX, Lunar and Planetary Science XXXVIII, LPI Contribution No. 1338, 2293.
[PDF: http://www.lpi.usra.edu/meetings/lpsc2007/pdf/2293.pdf]

Smith R. L., Pontoppidan K. M., Young E. D., Morris M. R., and van Dishoeck, E. F., 2007. (Poster) Detection of rare CO isotopologues in protostellar disks: an infrared investigation of molecular self-shielding. Workshop on the Chronology of Meteorites and the Early Solar System, November 5-7, Kauai, Hawaii, LPI Contribution No. 1374, 158-159.
[PDF: http://www.lpi.usra.edu/meetings/metchron2007/pdf/4073.pdf]

Astronomy Blog

Smith, R. L. 2012- present. Numerous astronomy-related blog posts, NC Museum of Natural Sciences, Research & Collections [http://naturalsciencesresearch.wordpress.com/author/rachel1010/]