User:Jonghoon Choi

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Jonghoon Choi, Ph. D.

Postgraduate Research Fellow
Russell H. Morgan Department of Radiology and Radiological Science
Johns Hopkins University School of Medicine
1550 Orleas street, Baltimore, MD 21231
Biochemical Science Division
National Institute of Standards and Technology
100 Bureau Drive, stop 8312
Gaithersburg, MD 20899

E-mail :


  • 2006~2008 Ph. D. in Chemical and Biomolecular Engineering, University of Maryland
  • 2004~2006 M.S. in Chemical and Biomolecular Engineering, University of Maryland
  • 1997~2004 B.S. in Chemical Engineering, Seoul National University, Seoul, Korea

Research interests

  1. Nanoparticle synthesis
  2. Nanoparticle biological responses
  3. Nanoparticle cancer treating application
  4. Nanoparticle MRI application


  1. Choi, J.; Satterfield, M.; Reipa, V.; Choquette, S. J.; Salit, M. L.;"Photostability of silicon nanoparticles", Anal. Chem. in prep.
  2. Choi, J.; Reipa, V.; "Fast and precise measurement of nanoparticle concentration using different techniques: transmission electron microscopy, absorption spectra, and quartz crystal microgravimetry", Langmuir, in prep.
  3. Choi, J.; Reipa, V.; Goering, P. L.; Hitchins, V. M.; Malinauskas, M.; “In vitro hemolysis testing of silver nanoparticles in dilute human and cow blood”, Biomaterials, in prep.
  4. Satterfield, M. B.; Choquette, S. J.; Zhang, N.; Choi, J.; Salit, M. L.; "Microarray Scanner Qualification: Comparison of three potential reference materials", Anal. Chem., submitted.
  5. Choi, J.; Wang, N.S.; Reipa, V.; "Electrochemical reduction synthesis of silicon nanocrystals", Langmuir, in revision.
  6. Choi, J.; Zhang, Q.; Stratmeyer, M.E.; Wang, N. S.; Reipa, V.; Hitchins, V. M.; Goering, P. L.; " Comparing the biological responses to the photoluminescent silicon nanoparticles with silicon micron-sized particles", J. Appl. Toxicol. 2009, 29, 52-60. (DOI:10.1002/jat.1382)
  7. Choi, J.; Wang, N.S.; Reipa, V.; “Conjugation of the photoluminescent silicon nanoparticles to streptavidin”, Bioconjugate Chem. 2008, 19, 680-685. (DOI:10.10121/bc700373y)
  8. Choi, J.; Tung, S.; Wang, N.S.; Reipa, V.; “Small-angle neutron scattering measurement of silicon nanoparticle size”, Nanotechnology 2008, 19, 0857151-0857158. (DOI:10.1088/0957-4484/19/8/085715)
  9. Choi, J.; Wang, N.S.; Reipa, V.; “Photoassisted tuning of Si nanocrystal photoluminescence”, Langmuir 2007, 23, 3388-3394. (DOI:10.1021/la062906+)