Publications

2017

  1. R. B. McLay, H. N. Nguyen, Y. A. Jaimes-Lizcano, N. K. Dewangan, S. Alexandrova, D. F. Rodrigues, P. C. Cirino, and J. C. Conrad, “Level of fimbriation alters the adhesion of Escherichia coli bacteria to interfaces.” Langmuir, accepted (2017). [DOI]
    • Invited contribution to “Early Career Authors in Fundamental Colloid and Interface Science” issue (2018).
  2. M. S. Safari, M. C. Byington, J. C. Conrad, and P. G. Vekilov, “Polymorphism of lysozyme condensates.” J. Phys. Chem. B, 121 9091–9101 (2017). [DOI] [PDF]
  3. R. Poling-Skutvik, K. N. Olafson, S. Narayanan, L. Stingaciu, A. Faraone, J. C. Conrad, and R. Krishnamoorti, “Confined dynamics of grafted polymer chains in solutions of linear polymer.” Macromolecules 50, 7372–7379 (2017). [DOI] [PDF]
  4. J. D. C. Jacob, R. Krishnamoorti, and J. C. Conrad, “Particle dispersion in porous media: Differentiating effects of geometry and fluid rheology.” Phys. Rev. E 96, 022610 (2017). [DOI] [PDF]
  5. M. S. Safari, R. Poling-Skutvik, P. G. Vekilov, and J. C. Conrad, “Differential dynamic microscopy of bidisperse colloidal suspensions.” NPJ Microgravity 3, 21 (2017). [DOI] [PDF]
  6. N. Park and J. C. Conrad, “Phase behavior of colloid-polymer depletion mixtures with unary or binary depletants.” Soft Matter 13, 2781–2792 (2017). [DOI] [PDF]
    • Correction (Figures 3 and 4 were missing lines and had an incorrect axis label). [DOI] [PDF]
  7. J. Kim, B. Vu, K. Kourentzi, R. C. Willson, and J. C. Conrad, “Increasing binding efficiency via reporter shape and flux in a viral nanoparticle lateral-flow assay.” ACS Appl. Mater. Interfaces 9, 6878–6884 (2017). [DOI] [PDF]
  8. M. C. Byington, M. S. Safari, J. C. Conrad, and P. G. Vekilov, “Shear flow suppresses the volume of the nucleation precursor clusters in lysozyme solutions.” J. Cryst. Growth 468, 493–501 (2017). [DOI] [PDF]
  9. J. Kim, R. Poling-Skutvik, J. R. C. Trabuco, K. Kourentzi, R. C. Willson, and J. C. Conrad, “Orientational binding modes of reporters in a viral-nanoparticle lateral-flow assay.” Analyst 142, 55–64 (2017). [DOI] [PDF]
    • Designated a HOT article and featured on the cover of Issue 1, 2017.

2016

  1. F. Babayekhorasani, D. E. Dunstan, R. Krishnamoorti, and J. C. Conrad, “Nanoparticle diffusion in crowded and confined media.” Soft Matter 12, 8407–8416 (2016). [DOI] [PDF]
  2. R. Poling-Skutvik, K. I. S. Mongcopa, A. Faraone, S. Narayanan, J. C. Conrad, and R. Krishnamoorti, “Structure and dynamics of interacting nanoparticles in semidilute polymer solutions.” Macromolecules 49, 6568–6577 (2016). [DOI] [PDF]
  3. M. C. Byington, M. S. Safari, J. C. Conrad, and P. G. Vekilov, “Protein conformational flexibility enables the formation of dense liquid clusters: tests using solution shear.” J. Phys. Chem. Lett. 7, 2339–2345 (2016). [DOI] [PDF]
  4. F. Babayekhorasani, D. E. Dunstan, R. Krishnamoorti, and J. C. Conrad, “Nanoparticle dispersion in disordered porous media with and without polymer additives.” Soft Matter 12, 5676–5683 (2016). [DOI] [PDF]
  5. S. Sharma*, Y. A. Jaimes-Lizcano*, R. B. McLay, P. C. Cirino, and J. C. Conrad, “Sub-nanometric roughness affects deposition and mobile adhesion of Escherichia coli on silanized glass surfaces.” Langmuir 32, 5422–5433 (2016). [DOI] [PDF]
  6. H. Chen, A. E. V. Hagström, J. Kim, G. Garvey, A. Paterson, F. Ruiz-Ruiz, B. Raja, U. Strych, M. Rito-Palomares, K. Kourentzi, J. C. Conrad, R. L. Atmar, and R. C. Wilson, “Flotation immunoassay: masking the signal from free reporters in sandwich immunoassays.” Sci. Rep. 6, 24297 (2016). [DOI] [PDF]
  7. V. Yadav, A. V. Harkin, M. L. Robertson, and J. C. Conrad, “Hysteretic memory in pH-response of water contact angle on poly(acrylic acid) brushes.” Soft Matter 12, 3589–3599 (2016). [DOI] [PDF]
  8. R. Pandey and J. C. Conrad, “Gelation in mixtures of polymers and bidisperse colloids.” Phys. Rev. E 93, 012610 (2016). [DOI] [PDF]
  9. L. Ni, S. Yang, R. Zhang, Z. Jin, H. Chen, J. C. Conrad, and F. Jin, “Bacteria differently deploy type-IV pili on surfaces to adapt to nutrient availability.” NPJ Biofilms Microbiomes 2, 15029 (2016). [DOI] [PDF]

2015

  1. M. Adhikari, U. Strych, J. Kim, H. Goux, S. Dhamane, M.-V. Poongavanam, A. E. V. Hagström, K. Kourentzi, J. C. Conrad, and R. C. Willson, “Aptamer-phage reporters for ultrasensitive lateral flow assays.” Anal. Chem. 87, 11660–11665 (2015). [DOI] [PDF]
  2. M. S. Safari, M. A. Vorontsova, R. Poling-Skutvik, P. G. Vekilov, and J. C. Conrad, “Differential dynamic microscopy of weakly scattering and polydisperse protein-rich clusters.” Phys. Rev. E 92, 042712 (2015). [DOI] [PDF]
  3. R. Poling-Skutvik, R. Krishnamoorti, and J. C. Conrad, “Size-dependent dynamics of nanoparticles in unentangled polyelectrolyte solutions.” ACS Macro Lett. 4, 1169–1173 (2015). [DOI] [PDF]
  4. J. D. C. Jacob, K. He, R. Krishnamoorti, and J. C. Conrad, “Diffusive dynamics of nanoparticles in ultra-confined media.” Soft Matter 11, 7515–7524 (2015). [DOI] [PDF]
  5. S. He, Y. Jiang, J. C. Conrad, and G. Qin, “Molecular simulation of natural gas transport and storage in shale rocks with heterogeneous nano-pore structures.” J. Petrol. Sci. Eng. 133, 401–409 (2015). [DOI] [PDF]
  6. J. Kim, M. Adhikari, S. Dhamane, A. E. V. Hagström, K. Kourentzi, U. Strych, R. C. Willson, and J. C. Conrad, “Detection of viruses by counting single fluorescent genetically biotinylated reporter immunophage using a lateral flow assay.” ACS Appl. Mater. Interfaces 7, 2891–2898 (2015). [DOI] [PDF]

2014

  1. S. Sharma and J. C. Conrad, “Attachment from flow of E. coli bacteria onto silanized glass substrates.” Langmuir 30, 11147–11155 (2014). [DOI] [PDF]
  2. F. Babaye Khorasani, R. Poling-Skutvik, R. Krishnamoorti, and J. C. Conrad, “Mobility of nanoparticles in semidilute polyelectrolyte solutions.” Macromolecules 47, 5328–5333 (2014). [DOI] [PDF]
  3. R. Pandey, M. Spannuth, and J. C. Conrad, “Confocal imaging of confined quiescent and flowing colloid-polymer mixtures.” J. Vis. Exp. e51461 (2014). [DOI] [PDF]
  4. K. He, S. T. Retterer, B. R. Srijanto, J. C. Conrad, and R. Krishnamoorti, “Transport and dispersion of nanoparticles in periodic nanopost arrays.” ACS Nano 8, 4221–4227 (2014). [DOI] [PDF]

2013

  1. R. Pandey and J. C. Conrad, “Dynamics of confined depletion mixtures of polymers and bidispersed colloids.” Soft Matter 9, 10617–10626 (2013). [DOI] [PDF]
    • Invited contribution to “Soft Matter Under Confinement” special issue. [Editorial: DOI]
  2. K. He, F. Babaye Khorasani, S. T. Retterer, D. K. Thomas, J. C. Conrad, and R. Krishnamoorti, “Diffusive dynamics of nanoparticles in arrays of nanoposts.” ACS Nano 7, 5122–5130 (2013). [DOI] [PDF]
  3. S. P. George, H. Chen, J. C. Conrad, and S. Khurana, “Regulation of directional cell migration by membrane-induced actin bundling.” J. Cell Sci. 126, 312–326 (2013). [DOI] [PDF]
  4. M. Spannuth and J. C. Conrad, “Dynamics of confined colloid-polymer mixtures.” AIP Conf. Proc. 1518, 351–356 (2013). [DOI] [PDF]

2012

  1. J. C. Conrad, “Physics of bacterial near-surface motility using flagella and type IV pili: implications for biofilm formation.” Res. Microbiol. 163, 619–629 (2012). [DOI] [PDF]
    • Invited contribution to “Microbial Devices for Cell–Cell and Cell–Surface Interactions” special issue. [Editorial: DOI]
  2. K. He, M. Spannuth, J. C. Conrad, and R. Krishnamoorti, “Diffusive dynamics of nanoparticles in aqueous dispersions.” Soft Matter 8, 11933–11938 (2012). [DOI] [PDF]
  3. R. Pandey and J. C. Conrad, “Effects of attraction strength on microchannel flow of colloid-polymer depletion mixtures.” Soft Matter 8, 10695–10703 (2012). [DOI] [PDF]
    • Invited contribution to “Soft Matter Principles of Microfluidics“ themed issue. [Editorial: DOI]
  4. M. Spannuth and J. C. Conrad, “Confinement-induced solidification of colloid-polymer depletion mixtures.” Phys. Rev. Lett. 109, 028301 (2012). [DOI] [PDF]
  5. J. C. Conrad, “Quantifying collective behavior in mammalian cells.” Proc. Natl. Acad. Sci. USA 109, 7591–7592 (2012). [DOI] [PDF]
    • Invited commentary on an article by Sun, Lembong, Normand, Rogers, and Stone.
  6. R. F. Shepherd, J. C. Conrad, T. Sabuwala, G. G. Gioia, and J. A. Lewis, “Structural evolution of cuboidal granular media.” Soft Matter 8, 4795–4801 (2012). [DOI] [PDF]

2011

  1. F. Jin*, J. C. Conrad*, M. L. Gibiansky, and G. C. L. Wong, “Bacteria use type-IV pili to slingshot on surfaces.” Proc. Natl. Acad. Sci. USA 108, 12617–12622 (2011). (* indicates equal contribution.) [DOI] [PDF]
  2. J. C. Conrad*, M. L. Gibiansky*, F. Jin, V. D. Gordon, D. A. Motto, M. A. Mathewson, W. G. Stopka, D. C. Zelasko, J. D. Shrout, and G. C. L. Wong, “Flagella and pili-mediated near-surface single-cell motility mechanisms in P. aeruginosa.” Biophys. J. 100, 1608–1616 (2011). (* indicates equal contribution.) [DOI] [PDF]
  3. J. C. Conrad, S. R. Ferreira, J. Yoshikawa, R. F. Shepherd, B. Y. Ahn, and J. A. Lewis, “Designing colloidal suspensions for directed materials assembly.” Curr. Opin. Colloid Interface Sci., 16, 71–79 (2011). [DOI] [PDF]

2010

  1. M. L. Gibiansky*, J. C. Conrad*, F. Jin, V. D. Gordon, D. A. Motto, M. A. Mathewson, W. G. Stopka, D. C. Zelasko, J. D. Shrout, and G. C. L. Wong, “Bacteria use type IV pili to walk upright and detach from surfaces.” Science 330, 197 (2010). (* indicates equal contribution.) [DOI] [PDF]
  2. J. C. Conrad and J. A. Lewis, “Structural evolution of colloidal gels during constricted microchannel flow.” Langmuir 26, 6102–6107 (2010). [DOI] [PDF]
  3. J. C. Conrad, H. M. Wyss, S. Manley, V. Trappe, K. Miyazaki, L. J. Kaufman, A. B. Schofield, D. R. Reichman, and D. A. Weitz, “Arrested fluid-fluid phase separation in depletion systems: implications of the characteristic length on gel formation and rheology.” J. Rheol., 54, 412–438 (2010). [DOI] [PDF]

2005–2009

  1. D. J. Harris, J. C. Conrad, and J. A. Lewis, “Evaporative lithographic patterning of binary colloidal films.” Phil. Trans. R. Soc. A. 367, 5157–5165 (2009). [DOI] [PDF]
    • Featured as Editor’s Choice, Science 326, 1322 (December 4, 2009). [PDF]
  2. J. C. Conrad and J. A. Lewis, “Structure of colloidal gels during microchannel flow.” Langmuir 24, 7628–7635 (2008). [DOI] [PDF]
  3. D. J. Harris, H. Hu, J. C. Conrad, and J. A. Lewis, “Patterning colloidal films via evaporative lithography.” Phys. Rev. Lett. 98, 148301 (2007). [DOI] [PDF]
    • Featured in Perspectives, Science 325, 159 (July 10, 2009). [DOI]
  4. J. C. Conrad, P. P. Dhillon, E. R. Weeks, D. R. Reichman, and D. A. Weitz, “Contribution of slow clusters to the bulk elasticity near the colloidal glass transition.” Phys. Rev. Lett. 97, 265701 (2006). [DOI] [PDF]
  5. R. F. Shepherd, J. C. Conrad, S. K. Rhodes, D. R. Link, M. Marquez, D. A. Weitz, and J. A. Lewis, “Microfluidic assembly of homogeneous and Janus colloid-filled hydrogel granules.” Langmuir 22, 8618–8622 (2006). [DOI] [PDF]
  6. P. J. Lu, J. C. Conrad, H. M. Wyss, A. B. Schofield, and D. A. Weitz, “Fluid of clusters in attractive colloids.” Phys. Rev. Lett. 96, 028306 (2006). [DOI] [PDF]
  7. S. Manley, H. M. Wyss, K. Miyazaki, J. C. Conrad, V. Trappe, L. J. Kaufman, D. R. Reichman, and D. A. Weitz, “Dynamic arrest in spinodal decomposition as a route to gelation.” Phys. Rev. Lett. 95, 238302 (2005). [DOI] [PDF]
    • Featured in Srikanth Sastry’s Journal Club, Nature 441, 671 (June 8, 2006). [DOI]
  8. J. C. Conrad, F. W. Starr, and D. A. Weitz, “Weak correlations between local density and dynamics in liquids near the glass transition.” J. Phys. Chem. B 109, 21235–21240 (2005). [DOI] [PDF]