个人简介

B.S. Chemistry & Philosophy, College of William and Mary (2003); Ph.D. Physical Chemistry, University of California-Berkeley (2008); IC Postdoctoral Fellow, Harvard University (2009-2011); Sloan Research Fellowship (2015); Cottrell Scholar Award (2015); Packard Fellowship for Science and Engineering (2014); ACS Physical Chemistry Division Post-doctoral Research Award (2010); National Science Foundation Graduate Research Fellowship (2004); Barry M. Goldwater Scholarship (2002)

研究领域

Analytical/Materials/Polymers & Nanoscience

Nanomaterial/Nanowire Chemical Synthesis, Nanostructured Solar Cells, Solar Fuels, Photonics, Plasmonics, Ultrafast Dynamics, Interfacial & Thermal Energy Transport

近期论文

查看导师最新文章 （温馨提示：请注意重名现象，建议点开原文通过作者单位确认）

* "Doubling Absorption in Nanowire Solar Cells with Dielectric Shell Optical Antennas," S.‐K. Kim, X. Zhang, D. J. Hill, J.‐S. Park, K.‐D. Song, H.‐G. Park, J. F. Cahoon. Nano Lett. 15, 753‐758 (2015). * "Encoding Abrupt and Uniform Dopant Profiles in Vapor‐Liquid‐Solid Nanowires by Suppressing the Reservoir Effect of the Liquid Catalyst," J. D. Christesen, C. W. Pinion, X. Zhang, J. R. McBride, J. F. Cahoon. ACS Nano. 8, 11790‐11798 (2014). "Sensitized Zinc Cobalt Oxide Spinel p‐type Photoelectrodes," C. Mercado, A. Zakutayev, K. Zhu, C. J. Flynn, J. F. Cahoon, A. J. Nozik. J. Phys. Chem. C. 118, 25340–25349 (2014). * "Reversible Strain‐Induced Electron‐Hole Recombination in Silicon Nanowires Observed with Femtosecond Pump‐Probe Microscopy," E. M. Grumstrup, M. M. Gabriel, C. W. Pinion, J. K. Parker, J. F. Cahoon, J. M. Papanikolas. Nano Lett. 14, 6287‐6292 (2014). * "Waveguide Scattering Microscopy for Dark‐Field Imaging and Spectroscopy of Photonic Nanostructures," D. J. Hill, C. W. Pinion, J. D. Christesen, J. F. Cahoon. ACS Photonics (cover article). 1, 725–731 (2014). * "Identifying Crystallization and Incorporation Limited Regimes During Vapor‐Liquid‐Solid Growth of Si Nanowires," C. W. Pinion, D. Nenon, J. D. Christesen, J. F. Cahoon. ACS Nano. 8, 6081‐6088 * "Hierarchically‐Structured NiO Nanoplatelets as Mesoscale p‐Type Photocathodes for Dye‐ Sensitized Solar Cells," C. J. Flynn, E. E. Oh, S. M. McCullough, R. W. Call, C. L. Donley, R. Lopez, J. F. Cahoon. J. Phys. Chem. C. 118, 14177‐14184 (2014). * "Imaging Charge Separation and Carrier Recombination in Nanowire p‐i‐n Junctions Using Ultrafast Microscopy," M. M. Gabriel, E. M. Grumstrup, J. R. Kirschbrown, C. W. Pinion, J. D. Christesen, D.F. Zigler, E. M. Cating, J. F. Cahoon, J. M. Papanikolas. Nano Lett. 14, 3079‐3087 (2014). * "Ultrafast Carrier Dynamics in Individual Silicon Nanowires: Characterization of Diameter‐ Dependent Carrier Lifetime and Surface Recombination with Pump‐Probe Microscopy," E. M. Grumstrup, M. M. Gabriel, E. M. Cating, C. W. Pinion, J. D. Christesen, J. R. Kirschbrown, E. L. Vallorz III, J. F. Cahoon, J. M. Papanikolas. J. Phys. Chem. C. 118, 8634‐8640 (2014). * "Ultrafast Carrier Dynamics of Silicon Nanowire Ensembles: The Impact of Geometrical Heterogeneity on Charge Carrier Lifetime," E. M. Grumstrup, E. M. Cating, M. M. Gabriel, C. W. Pinion, J. D. Christesen, J. R. Kirschbrown, E. L. Vallorz III, J. F. Cahoon, J. M. Papanikolas. J. Phys. Chem. C. 118, 8626‐8633 (2014). * "Synthetically Encoding 10 nm Morphology in Silicon Nanowires," J. D. Christesen, C. W. Pinion, E. M. Grumstrup, J. M. Papanikolas, J. F. Cahoon. Nano Lett. 13, 6281‐6286 (2013). Nature Nanotechnology (January 2014) * "Horizontal Silicon Nanowires with Radial p‐n Junctions: A Platform for Unconventional Solar Cells," X. Zhang, C. W. Pinion, J. D. Christesen, C. J. Flynn, T. A. Celano, J. F. Cahoon. J. Phys. Chem. Lett. (Invited Perspective), 4, 2002‐2009 (2013). * "Direct Imaging of Free Carrier and Trap Carrier Motion in Silicon Nanowires by Spatially‐Separated Femtosecond Pump–Probe Microscopy," M. M. Gabriel, J. R. Kirschbrown, J. D. Christesen, C. W. Pinion, D. F. Zigler, E. M. Grumstrup, B. P. Mehl, E. E. M. Cating, J. F. Cahoon, J.C.V. / J.F.Cahoon M. Papanikolas. Nano Lett. 13, 1336‐1340 (2013). Research Highlight in Nature Nanotechnology (April 2013) * "Design Principles for Photovoltaic Devices Based on Si Nanowires with Axial or Radial p–n Junctions," J. D. Christesen, X. Zhang, C. W. Pinion, T. A. Celano, C. J. Flynn, J. F. Cahoon. Nano Lett. 12, 6024‐6029 (2012). Refereed Articles Prior to UNC‐Chapel Hill "Direct Observation of Metal‐Ketenes Formed by Photoexcitation of a Fischer‐Carbene Using Ultrafast Infrared Spectroscopy," S. C. Nguyen, J. P. Lomont, M. C. Zoerb, P. V. Pham, J. F. Cahoon, C. B. Harris. Organometallics. 33, 6149‐6153 (2014). "Tuning Light Absorption in Core/Shell Silicon Nanowire Photovoltaic Devices through Morphological Design," S.‐K. Kim,‡ R. W. Day,‡ J. F. Cahoon,‡ T. J. Kempa, K.‐D. Song, H.‐G. Park, C. M. Lieber (‡equal contribution). Nano Lett. 12, 4971‐4976 (2012). "Synthetically Encoded Ultrashort‐Channel Nanowire Transistors for Fast, Pointlike Cellular Signal Detection," T. Cohen‐Karni, D. Casanova, J. F. Cahoon, Q. Qing, D. C. Bell, C. M. Lieber. Nano Lett. 12, 2639‐2644 (2012). "Coaxial Multishell Nanowires with High‐Quality Electronic Interfaces and Tunable Optical Cavities for Ultrathin Photovoltaics," T. J. Kempa,‡ J. F. Cahoon,‡ S.‐K. Kim, R. W. Day, D. C. Bell, H.‐G. Park, C. M. Lieber (‡equal contribution). Proc. Natl. Acad. Sci. U.S.A. 109, 1407‐1412 (2012). "Time‐resolved IR Studies on the Mechanism for the Functionalization of Primary C‐H Bonds by Photoactivated Cp*W(CO)3(Bpin)," K. R. Sawyer, J. F. Cahoon, J. E. Shanoski, E. A. Glascoe, M. F. Kling, J. P. Schlegel, M. C. Zoerb, M. Hapke, J. F. Hartwig, C. E. Webster, C. B. Harris. J. Am. Chem. Soc. 132, 1848‐1859 (2010). "Direct Observation of Photoinduced Bent Nitrosyl Excited‐State Complexes," K. R. Sawyer, R. P. Steele, E. A. Glascoe, J. F. Cahoon, J. P. Schlegel, M. Head‐Gordon, C. B. Harris. J. Phys. Chem. A 112, 8505‐8514 (2008).