\ Conrad Lab Publications

Publications

2025

  1. F. Safi Samghabadi, J. Marfai, C. Cueva, M. Shafiei Aporvavi, P. Neill, M. Chabi, R. M. Robertson-Anderson†, and J. C. Conrad†, “Phage probes couple to DNA relaxation dynamcis to reveal universal behavior across scales and regimes.” Soft Matter Advance Article (2025). [DOI]
  2. P. Edimeh, A. H. Slim, and J. C. Conrad†, “Dynamics of nanoparticle tracers in supercooled nanoparticle matrices.” Soft Matter Advance Article (2025). [DOI]
  3. C. O. Solano-Cabrera, P. Castro-Villarreal, R. E. Moctezuma, F. Donado, J. C. Conrad, and R. Castañeda-Priego†, “Self-assembly and transport properties of colloids: confinement and geometrical effects.” Annual Review of Condensed Matter Physics Early Publication (2025). [DOI]

2024

  1. S. B. Kotkar, R. Poling-Skutvik, M. P. Howard, A. Nikoubashman, J. C. Conrad,† and J. C. Palmer,† “Dynamics of nanoparticles in solutions of semiflexible ring polymers.” Journal of Physical Chemistry B 128, 12586–12596 (2024). [DOI] [PDF]
  2. F. Safi Samghabadi, S. Ramezani Bajgiran, M. Villegas Orellana, J. C. Conrad,† and A. B. Marciel†, “Charge state of weak polyelectrolyte brushes determines salt-dependent swelling and hysteretic behavior.” ACS Macro Letters 13, 1570–1576 (2024). [DOI] [PDF]
  3. U. Ramesh Kumar, N. T. Nguyen, N. K. Dewangan, S. G. Mohiuddin, M. A. Orman, P. C. Cirino,† and J. C. Conrad†, “Co-expression ofo type 1 fimbriae and flagella in Escherichia coli: consequences for adhesion at interfaces.” Soft Matter 20, 7397–7404 (2024). [DOI] [PDF]
  4. R. Kumar,† A. H. Slim, A. Faraone, J.-M. Carrillo, R. Poling-Skutvik, M. Muthukumar, A. B. Marciel, and J. C. Conrad†, “Pivotal role of triple screening — topological, electrostatic, and hydrodynamic — on dynamics in semi-dilute polymer solutions.” Macromolecules 57, 2888–2896 (2024). [DOI] [PDF]
  5. G. Chen, M. J. Gallegos, D. D. Soetrisno, P. G. Vekilov,† and J. C. Conrad†, “A minimal colloid model of solution crystallization nucleates crystals classically.” Soft Matter 20, 2575–2583 (2024). [DOI] [PDF]
  6. W. Darko, D. Mangal, J. C. Conrad, and J. C. Palmer†, “Particle dispersion through porous media with heterogeneous attractions.” Soft Matter 20, 837–847 (2024). [DOI] [PDF]
  7. D. D. Soetrisno, C. V. Martínez Narváez, M. J. Gallegos, V. Sharma†, and J. C. Conrad†, “Pinching dynamics and extensional rheology of dense colloidal suspensions with depletion attractions.” Journal of Rheology 68, 99–112 (2024). [DOI] [PDF]

2023

  1. S. Ramezani Bajgiran, F. Safi Samghabadi, S. Li, J. C. Conrad†, and A. B. Marciel†, “Effects of ionizable monomer fraction on the swelling behavior of weak polyelectrolyte brushes.” Macromolecules 56, 9218–9228 (2023). [DOI] [PDF]
  2. S. B. Kotkar, M. P. Howard, A. Nikoubashman, J. C. Conrad†, R. Poling-Skutvik†, and J. C. Palmer†, “Confined dynamics in spherical polymer brushes.” ACS Macro Lett. 12, 1503–1509 (2023). [DOI] [PDF]
  3. D. D. Soetrisno, C. V. Martínez Narváez, V. Sharma†, and J. C. Conrad†, “Concentration regimes for extensional relaxation times of unentangled polymer solutions.” Macromolecules 56,4919–4928 (2023). [DOI] [PDF]
  4. D. Fan, S. Ramezani Bajgiran, F. Safi Samghabadi, C. Dutta, E. Gillett, P. J. Rossky†, J. C. Conrad†, A. B. Marciel†, and C. F. Landes†, “Imaging heterogeneous 3D dynamics of individual solutes in a polyelectrolyte brush.” Langmuir 39, 8532–8539 (2023). [DOI] [PDF]
  5. X. Yuan, H. W. Hatch†, J. C. Conrad†, A. B. Marciel†, and J. C. Palmer†, “pH response of sequence-controlled polyampholyte brushes.” Soft Matter 19, 4333–4344 (2023). [DOI] [PDF]
  6. M. J. Gallegos, D. D. Soetrisno, F. Safi Samghabadi, and J. C. Conrad†, “Effects of polymer molecular weight on structure and dynamics of colloid-polymer bridging systems.” J. Phys. Chem. B 127, 3969–3978 (2023). [DOI] [PDF]
  7. D. Parisi†, D. Truzzolillo†, A. H. Slim, P. Dieudonné-George, S. Narayanan, J. C. Conrad, V. D. Deepak, M. Gauthier, and D. Vlassopoulos, “Gelation and re-entrance in mixtures of soft colloids and linear polymers of equal size.” Macromolecules 56, 1818–1827 (2023). [DOI] [PDF]
  8. A. Esmaeilniakooshkghazi, E. Pham, S. P. George, A. Ahrorov, F. R. Villagomez, M. Byington, S. Mukhopadhyay, S. Patnaik, J. C. Conrad, M. Naik, S. Ravi, N. Tebbutt, J. Mooi, C. M. Reehorst, J. M. Mariadason, and S. Khurana†, “In colon cancer cells fascin1 regulates adherens junction remodeling.” FASEB Journal 37, e22786 (2023). [DOI] [PDF]
  9. J. C. Conrad† and M. L. Robertson†, “Shaping the structure and response of surface-grafted polymer brushes via the molecular weight distribution.” JACS Au 3, 333–343, (2023). [DOI] [PDF]
  10. R. C. Roberts, J. C. Palmer†, and J. C. Conrad†, “Long-wavelength fluctuations in quasi-2D supercooled liquids.” Journal of Physical Chemistry B 127, 961–969 (2023). [DOI] [PDF]
  11. G. Singh, M. A. Orman, J. C. Conrad, and M. Nikolaou†, “Systematic design of pulse dosing to eradicate persister bacteria.” PLoS Computational Biology 19, e1010243 (2023). [DOI] [PDF]
  12. M. Chabi, B. Vu, K. Brosamer, M. Smith, D. Chavan, J. C. Conrad†, R. C. Willson†, and K. Kourentzi†, “Smartphone-read phage lateral flow assay for point-of-care detection of infection.” Analyst 148, 839–848 (2023). [DOI] [PDF]
  13. F. Khakzad, N. K. Dewangan, T.-H. Li, F. Safi Samghabadi, R. Herrera Monegro, M. L. Robertson†, and J. C. Conrad†, “Fouling resistance and release properties of poly(sulfobetaine) brushes with varying alkyl chain spacer lengths and molecular weights.” ACS Applied Materials & Interfaces 15, 2009–2019 (2023). [DOI] [PDF]

2022

  1. F. Safi Samghabadi, A. H. Slim, M. W. Smith, M. Chabi, and J. C. Conrad†, “Dynamics of filamentous viruses in polyelectrolyte solutions.” Macromolecules 55, 10694–10702 (2022). [DOI] [PDF]
  2. M. J. Gallegos, D. D. Soetrisno, N. Park, and J. C. Conrad†, “Aggregation and gelation in a tunable aqueous colloid-polymer bridging system.” Journal of Chemical Physics 157, 114903 (2022). [DOI] [PDF]
  3. T. Shende, D. Mangal, J. C. Conrad, V. Niasar, and M. Babaei†, “Nanoparticle transport within non-Newtonian fluid flow in porous media.” Physical Review E 106, 015103 (2022). [DOI] [PDF]
  4. A. H. Slim, W. H. Shi, F. Safi Samghabadi, A. Faraone, A. B. Marciel†, R. Poling-Skutvik†, and J. C. Conrad†, “Electrostatic repulsion slows relaxations of polyelectrolytes in semidilute solutions.” ACS Macro Letters 11, 854–860 (2022). [DOI] [PDF]
  5. D. Mangal, J. C. Palmer†, and J. C. Conrad†, “Nanoparticle dispersion in porous media: Effects of attractive particle-media interactions.” Physical Review E 105, 055102 (2022). [DOI] [PDF]

2021

  1. T.-H. Li, M. L. Robertson†, and J. C. Conrad†, “Molecular weight and dispersity affect chain conformation and pH-response in weak polyelectrolyte brushes.” Polymer Chemistry 12, 6737–6744 (2021). [DOI] [PDF]
  2. R. D. Sosa, J. C. Conrad, M. A. Reynolds, and J. D. Rimer†, “Suppressing barite crystallization with organophosphorus compounds.” CrystEngComm 23, 7725–7730 (2021). [DOI] [PDF]
  3. N. K. Dewangan, N. Tran, J. Wang-Reed, and J. C. Conrad†, “Bacterial aggregation assisted by anionic surfactant and calcium ions.” Soft Matter 17, 8474–8482 (2021). [DOI] [PDF]
  4. R. D. Sosa, X. Geng, J. C. Conrad, M. A. Reynolds, and J. C. Rimer†, “Suppressing barium sulfate crystallization with hydroxycitrate: A dual nucleation and growth inhibitor.” Chemistry of Materials, 33, 6997–7007 (2021). [DOI] [PDF]
  5. S. Dhamane, U. Patel, M. Smith, M. Adhikari, A. Nazem, J. C. Conrad, K. Kourentzi, and R. C. Willson†, “Isocratic reporter-exclusion immunoassay using restricted-access adsorbents.” Analyst 146 4835–4840 (2021). [DOI] [PDF]
  6. D. Mangal, J. C. Palmer†, and J. C. Conrad†, “Nanoparticle dispersion in porous media: Effects of array geometry and flow orientation.” Physical Review E 104, 015102 (2021). [DOI] [PDF]
  7. M. Smith, R. Poling-Skutvik, A. H. Slim, R. C. Willson†, and J. C. Conrad†, “Dynamics of flexible viruses in polymer solutions.” Macromolecules 54, 4557–4563 (2021). [DOI] [PDF]
  8. R. Chen, S. B. Kotkar, R. Poling-Skutvik, M. P. Howard, A. Nikoubashman, J. C. Conrad†, and J. C. Palmer†, “Nanoparticle dynamics in semidilute polymer solutions: rings versus linear chains.” Journal of Rheology 65, 745–755 (2021). [DOI] [PDF]
  9. X. Geng, R. D. Sosa, M. A. Reynolds†, J. C. Conrad†, and J. D. Rimer†, “Alginate as a dual inhibitor of barite nucleation and crystal growth.” Molecular Systems Design & Engineering 6, 508–519 (2021). [DOI] [PDF]
  10. T.-H. Li, V. Yadav, J. C. Conrad†, and M. L. Robertson†, “Effect of dispersity on the conformation of spherical polymer brushes.” ACS Macro Letters 10, 518–524 (2021). [DOI] [PDF]
  11. G. C. L. Wong†, J. D. Antani, P. P. Lele, J. Chen, B. Nan, M. J. Kühn, A. Persat, J.-L. Bru, N. M. Høyland-Kroghsbo, A. Siryaporn, J. C. Conrad, F. Carrara, Y. Yawata, R. Stocker, Y. Brun, G. B. Whitfield, C. K. Lee, J. de Anda, W. C. Schmidt, R. Golestanian, G. A. O’Toole, K. A. Floyd, F. H. Yildiz, S. Yang, F. Jin, M. Toyofuku, L. Eberl, N. Nobuhiko, L. A. Zacharoff, M. Y. El-Naggar, S. E. Yalcin, N. S. Malvankar, M. D. Rojas-Andrade, A. I. Hochbaum, J. Yan, H. A. Stone, N. S. Wingreen, B. L. Bassler, Y. Wu, H. Xu, K. Drescher, and J. Dunkel, “Roadmap on emerging concepts in the physical biology of bacterial biofilms: from surface sensing to community formation.” Physical Biology 18 051501 (2021). [DOI] [PDF]
  12. D. Mangal, J. C. Conrad†, and J. C. Palmer†, “Nanoparticle dispersion in porous media: effects of hydrodynamic interactions and dimensionality.” AIChE Journal 67, e17147 (2021). [DOI] [PDF]

2020

  1. R. D. Sosa, X. Geng, A. Agarwal, J. C. Palmer, J. C. Conrad†, M. A. Reynolds†, and J. D. Rimer†, “Acidic polysaccharides as green alternative for barite scale dissolution.” ACS Applied Materials & Interfaces 12, 55434–55443 (2020). [DOI] [PDF]
  2. N. K. Dewangan and J. C. Conrad†, “Bacterial motility enhances adhesion to oil droplets.” Soft Matter 16, 8237–8244 (2020). [DOI] [PDF]
  3. J. C. Conrad†, “Biophysical methods to quantify bacterial behaviors at oil-water interfaces.” Journal of Industrial Microbiology and Biotechnology 47, 725–738 (2020). [DOI] [PDF]
  4. A. H. Slim, R. Poling-Skutvik, and J. C. Conrad†, “Local confinement controls diffusive nanoparticle dynamics in semidilute polyelectrolyte solutions.” Langmuir 36 9153–9159 (2020). [DOI] [PDF]
  5. J. C. Conrad† and T. R. Lee†, “Manuscript titles: How to capture readers and enhance citations.” ACS Applied Nano Materials 3, 3962–3963 (2020). [DOI] [PDF]
  6. D. Chavan, H. Chen, M. Crum, B. Vu, M. Safari, M. Smith, P. Vekilov, J. C. Conrad, K. Kourentzi, and R. C. Willson†, “Neutral DNA–avidin nanoparticles as ultrasensitive reporters in immuno-PCR.” Analyst 145, 4942–4949 (2020). [DOI] [PDF]
  7. R. C. Roberts, N. Marioni, J. C. Palmer†, and J. C. Conrad†, “Dynamics of polydisperse hard-spheres under strong confinement.” Molecular Physics 118, e1728407 (2020). [DOI] [PDF]

2019

  1. N. K. Dewangan and J. C. Conrad†, “Rotating oil droplets driven by motile bacteria at interfaces.” Soft Matter 15, 917–922 (2019). [DOI] [PDF]
  2. R. C. Roberts, R. Poling-Skutvik, J. C. Conrad†, and J. C. Palmer†, “Tracer transport in attractive and repulsive supercooled liquids and glasses.” J. Chem. Phys. 10, 1784–1789 (2019). [DOI] [PDF]
  3. R. Poling-Skutvik, A. H. Slim, S. Narayanan, J. C. Conrad†, and R. Krishnamoorti†, “Soft interactions modify the dynamics of polymer-grafted nanoparticles in solutions of free polymer.” ACS Macro Lett. 8, 917–922 (2019). [DOI] [PDF]
  4. N. Park, V. Rathee, D. L. Blair, and J. C. Conrad†, “Contact networks enhance shear thickening in attractive colloid-polymer mixtures.” Phys. Rev. Lett. 122, 228003 (2019). [DOI] [PDF]
  5. J. C. Conrad† and M. L. Robertson†, “Towards mimicking biological function with responsive surface-grafted polymer brushes.” Curr. Opin. Solid State Mater. Sci. 23, 1–12 (2019). [DOI] [PDF]
  6. R. Poling-Skutvik, R. C. Roberts, A. H. Slim, S. Narayanan, R. Krishnamoorti, J. C. Palmer†, and J. C. Conrad†, “Structure dominates localization of tracers within aging nanoparticle glasses.” J. Phys. Chem. Lett. 10, 1784–1789 (2019). [DOI] [PDF]
  7. R. D. Sosa, X. Geng, M. A. Reynolds, J. D. Rimer†, and J. C. Conrad†, “A microfluidic approach for probing hydrodynamic effects in barite scale formation.” Lab Chip 19, 1534”1544 (2019). [DOI] [PDF]
  8. M. S. Safari, Z. Wang, K. Tailor, A. B. Kolomeisky†, J. C. Conrad†, and P. G. Vekilov†, “Anomalous dense liquid condensates host the nucleation of tumor suppressor P53 fibrils.” iScience 12, 342–355 (2019). [DOI] [PDF]
  9. R. Chen, R. Poling-Skutvik, M. P. Howard, A. Nikoubashman, S. A. Egorov, J. C. Conrad, and J. C. Palmer†, “Influence of polymer flexibility on nanoparticle dynamics in semidilute solutions.” Soft Matter 15, 1260–1268 (2019). [DOI] [PDF]

2018

  1. N. K. Dewangan and J. C. Conrad†, “Adhesion of Marinobacter hydrocarbonoclasticus to surfactant-decorated dodecane droplets.” Langmuir 34, 14012–14021 (2018). [DOI] [PDF]
  2. R. C. Roberts, R. Poling-Skutvik, J. C. Palmer†, and J. C. Conrad†, “Tracer transport probes relaxation and structure of attractive and repulsive glassy liquids.” J. Phys. Chem. Lett. 9, 3008–3013 (2018). [DOI] [PDF]
  3. V. Yadav, N. Hashmi, W. Ding, T.-H. Li, M. Mahanthappa, J. C. Conrad†, and M. L. Robertson†, “Dispersity control in atom transfer radical polymerizations through addition of phenyl hydrazine.” Polym. Chem. 9, 4332–4342 (2018). [DOI] [PDF]
    • Featured on the inside cover of the September 7, 2018 issue.
  4. N. Park, E. J. Umanzor, and J. C. Conrad†, “Aqueous colloid + polymer depletion system for confocal microscopy and rheology.” Front. Phys. 6, 42 (2018). [DOI] [PDF]
  5. J. C. Conrad† and R. Poling-Skutvik, “Confined flow: Consequences and implications for bacteria and biofilms.” Annu. Rev. Chem. Biomol. Eng. 9 175–200 (2018). [DOI] [PDF]
  6. R. Chen*, R. Poling-Skutvik*, A. Nikoubashman, M. P. Howard, J. C. Conrad, and J. C. Palmer†, “Coupling of nanoparticle dynamics to polymer center-of-mass motion in semidilute polymer solutions.” Macromolecules 51, 1865–1872 (2018). [DOI] [PDF]
  7. R. Poling-Skutvik, J. Lee, S. Narayanan, R. Krishnamoorti†, and J. C. Conrad†, “Tunable assembly of gold nanorods in polymer solutions to generate controlled nanostructured materials.” ACS Appl. Nano Mater. 1, 877–885 (2018). [DOI] [PDF]
  8. 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 34, 1133–1142 (2018). [DOI] [PDF]
    • Invited contribution to “Early Career Authors in Fundamental Colloid and Interface Science” issue (2018) [Introduction, co-written by JCC (with Noshir Pesika and Dan Schwartz)].
    • Cover image designed by JCC.

2017

  1. V. Yadav, Y. A. Jaimes-Lizcano, N. K. Dewangan, N. Park, T.-H. Li, M. L. Robertson†, and J. C. Conrad†, “Tuning bacterial attachment and detachment via the thickness and dispersity of a pH-responsive polymer brush.” ACS Appl. Mater. Interfaces 9, 44900–44910 (2017). [DOI] [PDF]
  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]