Crocker Lab University of Pennsylvania
Department of Chemical and Biomolecular Engineering

Research Members Publications Contact Us



2020

           88. News and views: Elusive photonic crystals come a step closer
                 Nature, 585, 506-507, 2020
                 Crocker JC

           87. Hydrodynamic and frictional modulation of deformations in switchable colloidal crystallites
                 PNAS (USA), 117 (23), 12700-12706, 2020
                 Lee YK, Li X, Perdikaris P, Crocker JC, Reina C, Sinno T

           86. Particle tracking of nanoparticles in soft matter
                 J. Applied Physics, 127 (19), 191101, 2020
                 Rose KA, Molaei M, Boyle MJ, Lee D, Crocker JC, Composto RJ

           85. A miniature, 3-d printed Langmuir trough for high performance microscopy
                 J Colloid and Interface Science, 560, 407-415, 2020
                 Molaei M, Crocker JC

2019

           84. Dissecting Avalanches and Lévy-like Fluctuations in the Cytoskeleton with
                 Active Micropost Arrays
                 PNAS (USA), 116, 13839-13846, 2019
                 Shi Y, Porter CL, Crocker JC, Reich DH

2018

           83. Deposition of sticky spheres in channel flow: Modeling of surface coverage evolution
                 requires accurate sphere-sphere collision hydrodynamics
                 J. Colloid and Interface Science, 530, 383-393, 2018
                 Lee YK, Porter C, Diamond SL, Crocker JC, Sinno T

           82. Nanoscale Rheology and Anisotropic Diffusion Using Single Gold Nanorod Probes
                 Physical Review Letters, 120 (11), 118002-(1-5), 2018
                 Molaei M, Atefi E, Crocker JC

2017

          81.  Interaction Heterogeneity can Favorably Impact Colloidal Crystal Nucleation
                 Physical Review Letters, 119 (17), 178002-(1-5), 2017
                 Jenkins IC, Crocker JC, Sinno T

           80. Directed assembly of particles using directional DNA interactions
                 Current Opinion in Colloid and Interface Science, 30, 34-44, 2017
                 Porter CL, Crocker JC

           79.  Dimpled Polyhedral Colloids Formed by Colloidal Crystal Templating
                  Langmuir, 30 (12), 3080-3087, 2017.
                 Wang Y, McGinley JT, Crocker JC

           78.  Colloidal crystals with diamond symmetry at optical lengthscales
                  Nature Communications,  doi:10.1038/ncomms14173, 2017
                  Wang Y, Jenkins IC, McGinley JT, Sinno T, Crocker JC

           77. Self-assembly with colloidal clusters: facile crystal design using connectivity landscape analysis
                 Soft Matter, 13 (39), 7098-7105, 2017
                 Zanjani MB, Crocker JC, Sinno T

           76. Dual-Addressable Shape Changing Thin Films Powered by DNA Hybridization
                Nature Nanotechnology, doi:10.1038/nnano.2016.192, 2016
                Shim TS, Estephan ZG, Qian Z, Prosser JH, Lee SY, Chenoweth DM, Lee D, Park SJ, Crocker JC

2016

            75. Colloidal Cluster Assembly into Ordered Superstructures via Engineered Directional Binding
                 ACS Nano, 10 (12), 11280-11289, 2016
                 Zanjani MB, Jenkins IC, Crocker JC, Sinno T

           74. Understanding soft glassy materials using an energy landscape approach
 Nature Materials, 15, 1031-1036, 2016
                Hwang HJ, Riggleman RA, Crocker, JC

          73. Tuning the Mechanical Properties of Recombinant Protein-Stabilized Gas Bubbles Using 
                Triblock Copolymers
ACS Macro Letters, 5 (3), 371-376, 2016
               Jang Y, Jang WS, Gao C, Shim TS, Crocker JC, Hammer DA, Lee D

          72. Human neutrophil adhesion density sensing at the whole cell length scale
Annals of Biomedical Engineering, 1, 1-9, 2016
               Henry SJ, Crocker JC, Hammer DA



2015

          71. Crystal-Templated Colloidal Clusters Exhibit Directional DNA Interactions
               ACS Nano, 9 (11), 10817-10825, 2015
               McGinley JT, Wang Y, Jenkins I, Sinno T, Crocker JC

          70. Interaction Potentials from Arbitrary Multi-Particle Trajectory Data
                Soft Matter, 11 (35), 6948-6956, 2015
                Jenkins I, Crocker JC, Sinno T

          69. Protrusive and Contractile Forces of Spreading Human Neutrophils
                Biophysical Journal, 109 (4), 699-709, 2015
                Henry SJ, Chen CS, Crocker JC, Hammer DA

68. Interactions and Stress Relaxation in Monolayers of Soft Nanoparticles at Fluid-Fluid Interfaces
Physical Review Letters (Editor’s Choice), 114 (10), 108301, 2015
Garbin V, Jenkins I, Sinno T, Crocker JC, Stebe KJ
 
67. Affine and nonaffine motions in sheared polydisperse emulsions
Physical Review E, 91 (1), 010301, 2015
Clara-Rahola J, Brzinski TA, Semwogerere D, Feitosa K, Crocker JC, Sato J, Breedveld V, Weeks ER



2014
 
66. A tunable line optical tweezers instrument with nanometer spatial resolution
Review of Scientific Instruments, 85 (4), 043704-(1-5), 2014
Rogers WB and Crocker JC
 
65. Hydrodynamics selects the pathway for displacive transformations in DNA-linked colloidal crystallites
PNAS, 113 (13), 4803-4808, 2014
Jenkins IC, Casey MT, McGinley JT, Crocker JC, Sinno T
 
64. Ligand density elicits a phenotypic switch in human neutrophils
Integrative Biology, 6 (3), 348-356, 2014
Henry SJ, Crocker JC, Hammer DA
 

2013
 
63. Responsive Multi-Domain Free-Standing Films of Gold Nanoparticles Assembled by DNA-directed Layer-by-Layer Approach
Nano Letters, 13, 4449-4455, 2013
Estephan ZG, Qian Z, Lee D, Crocker JC and Park S-J
 
62. Assembling Colloidal Clusters using Crystalline Templates and Reprogrammable DNA Interactions
Soft Matter, 9, 9119-9128, 2013
McGinley JT, Jenkins I, Sinno T and Crocker JC
 
61. Coarse-Grained Monte Carlo Simulations of Non-Equilibrium Systems
J Chem Phys, 138, 244111-(1-9), 2013
Liu X, Crocker JC and Sinno T
 
60. Kinetics and non-exponential binding of DNA coated colloids
Soft Matter, 9, 6412-6417, 2013
Rogers WB, Sinno T and Crocker JC


2012
 
59. Driving diffusionless transformations in colloidal crystals using DNA handshaking
Nature Communications, 3:1209, DOI:10.1038/ncomms2206, 1-8, 2012
Casey MT, Scarlett RT, Rogers WB, Jenkins I, Sinno T and Crocker JC
 
58. Nanoparticles at fluid interfaces: Exploiting capping ligands to control adsorption, stability and dynamics
Journal of Colloid and Interface Science, Vol 387, 1-11, 2012
Garbin V, Crocker JC and Stebe KJ
 
57. Reply to Monetti et al.: DNA handshaking interaction data are well described by mean-field and molecular models
PNAS, 109 (7), E380-E380, 2012
Rogers WB and Crocker JC
 
56. Forced Desorption of Nanoparticles from an Oil-Water Interface
Langmuir, Vol 28, 1663-1667, 2012
Garbin V, Crocker JC and Stebe KJ
 


2011
 
55. Direct measurements of DNA-mediated colloidal interactions and their quantitative modeling
PNAS, 108 (38), 15687-15692, 2011
Rogers WB and Crocker JC
 
54. A Mechanistic View of Binary Colloidal Superlattice Formation using DNA-directed     Interactions
Soft Matter, Vol 7 (5), 1912-1925, 2011
Scarlett RT, Ung MT, Crocker JC and Sinno T
 
53. Effects of membrane rheology on leuko-polymersome adhesion to inflammatory ligands
Soft Matter, Vol 7 (2), 769-779, 2011
Robbins GP, Lee D, Katz JS, Frail PR, Therien MJ, Crocker JC and Hammer DA
 
 
2010
 
52. Rheology of Soft Materials
Annual Review of Condensed Matter Physics, Vol 1, 301-322, 2010.
Chen DTN, Wen Q, Janmey PA, Crocker JC and Yodh AG
 
51. Producing monodisperse drug-loaded polymer microspheres via cross-flow membrane emulsification: the effects of polymers and surfactants
Langmuir, 26 (18): 14479-87, 2010.
Meyer RF, Rogers WB, McClendon MT, Crocker JC
 
50. Computational analysis of binary segregation during colloidal crystallization with DNA-mediated interactions
Journal of Chemical Physics, 132, 234705, 2010.
Scarlett RT, Crocker JC, Sinno T
 
49. Turning Away from High Symmetry
Science, Vol. 327, 535-536, 2010.
Crocker JC
 
 
2009
 
48. Cell Mechanics: Dissecting the Physical Responses of Cells to Force
Annual Review of Biomedical Engineering, Vol. 11: 259-288, 2009.
Hoffman BD, Crocker JC
 
47. Universal Dripping and Jetting in a Transverse Shear Flow
Physical Review Letters 102, 194501, 2009
Meyer RF, Crocker JC
 
46. Probing interfacial equilibration in microsphere crystals formed by DNA-directed assembly
Nature Materials 8, 52-55, 2009.
Kim AJ, Scarlett R., Biancaniello PL, Sinno T, Crocker JC
 
 
2008
 
45. Nanomaterials: Golden handshake
Nature, News and Views, 451, 528-529, 2008
Crocker JC
 
44. Long-time stretched exponential kinetics in single DNA duplex dissociation
Biophys J, 94, 891-896, 2008.
Biancaniello PL, Kim AJ, Crocker JC
 
2007
 
 
43. Fragility and mechanosensing in a thermalized cytoskeleton model with forced protein unfolding
Phys Rev E, 76 051906,2007.
Hoffman BD, Massiera G, Crocker JC
 
42. High-Throughout Synthesis of Anisotropic Colloids via Holographic Lithography
Advanced Materials, Vol 19 (18), 2508-2512, 2007.
Moon JH, Kim AJ, Crocker JC, Yang S
 
41. Mechanics of Single Cells: Rheology, Time Dependence, and Fluctuations
Biophys J, 93, 3703-3713, 2007.
Massiera G, Van Citters KM, Biancaniello PL, Crocker JC
 
40. Multiple-Particle Tracking and Two-point Microrheology in Cells
Methods in cell biology, Vol 83, 141-178, 2007.
Hoffman BD, Crocker JC
 
39. Short- and long-range correlated motion observed in colloidal glasses and liquids
Journal of physics-condensed matter, 19 (20), 2007.
Weeks ER, Crocker JC, Weitz DA
 
38. DNA-Mediated Phase Behavior of Microspheres Suspensions
Langmuir, 22, 2688-2693, 2007.
Biancaniello PL, Crocker JC, Hammer DA, Milam VT
 
2006
 
37. A Line Optical Tweezers Instrument for Measuring Nanoscale Interactions and Kinetics
Rev of Sci Inst, 77, 113702-(1-10), 2006.
Biancaniello PL, Crocker JC
 
36. The role of F-actin and myosin in epithelial cell rheology
Biophys J, 91, 3946-3956, 2006.
Van Citters KM, Hoffman BD, Massiera G, Crocker JC
 
35. The consensus mechanics of cultured mammalian cells
Proc Nat Acad Sci (USA), 103, 10259-10264 2006.
Hoffman BD, Massiera G, VanCitters KM, Crocker JC
 
34. Evidence for the role of cell stiffness in modulation of volume regulated anion channels
Acta Physiologica, 187, 285-294 2006.
Byfield FJ, Hoffman BD, Romanenko VG, Fang Y, Crocker JC, Levitan I
 
33. Microrheology Probes Length Scale Dependent Rheology
Phys Rev Lett, 96, 118104-(1-4), 2006.
Liu J, Gardel ML, Kroy K, Frey E, Hoffman BD, Crocker JC, Bausch AR, Weitz DA
 
32. Stress-Dependent Elasticity of Composite Actin Networks as a Model for Cell Behavior
Phys Rev Lett, 96, 088102-(1-4), 2006.
Gardel ML, Nakamura F, Hartwig JH, Crocker JC, Stossel TP, Weitz DA
 
31. Engineering DNA-Mediated Colloidal Crystallization
Langmuir, 22, 1991-2001, 2006.
Kim AJ, Biancaniello PL, Crocker JC
 
30. Pre-stressed F-actin networks cross-linked by hinged filamins replicate mechanical
properties of cells
Proc Nat Acad Sci (USA), 103, 1762-1767 2006.
Gardel ML, Nakamura F, Hartwig JH, Crocker JC, Stossel TP, Weitz DA


2005
 
29. Power-law rheology and mechano-sensing in a cytoskeleton model with forced protein unfolding
Preprint, (arxiv.org/pdf/physics/0504051), 4pp, 2005
Hoffman BD, Massiera G, Crocker JC
 
28. Role of configurational entropy in the thermodynamics of clusters of point defects in crystalline solids
Phys Rev B, 72, 014119-(1-12), 2005.
Kapur SS, Prasad M, Crocker JC, Sinno T
 
27. Reversible self-assembly and directed assembly of DNA-linked micrometer-sized colloids
Proc Nat Acad Sci (USA), 102 4225-4229, 2005.
Valignat M-P, Theodoly O, Crocker JC, Russel WB, Chaikin PM
 
26. Colloidal interactions and self-assembly using DNA hybridization
Phys Rev Lett, 94, 058302-(1-4), 2005.
Biancaniello PL, Kim AJ, Crocker JC
 
25. Swelling-based method for preparing stable, functionalized polymer colloids
J Am Chem Soc, 127, 1592-1593, 2005.
Kim AJ, Manoharan VN, Crocker JC


2003
 
24. DNA-driven assembly of bidisperse, micron-sized colloids
Langmuir, 19, 10317-10323, 2003.
Milam VT, Hiddessen AL, Crocker JC, Graves DJ, Hammer DA
 
23. Microrheology, stress fluctuations, and active behavior of living cells
Phys Rev Lett, 91, 198101-(1-4), 2003.
Lau AWC, Hoffman BD, Davies A, Crocker JC, Lubensky TC
 
22. Microrheology of entangled F-actin solutions
Phys Rev Lett, 91, 158302-(1-4), 2003.
Gardel ML, Valentine MT, Crocker JC, Bausch AR, Weitz DA
 
21. Rheological microscopy: local mechanical properties from microrheology
Phys Rev Lett, 90, 108301-(1-4) 2003.
Chen DT, Weeks ER, Crocker JC, Islam MF, Verma, R, Gruber J, Levine AJ, Lubensky TC, Yodh AG


2002 and earlier
 
19. Microrheology of polyethylene oxide using diffusing wave spectroscopy and single scattering
Phys Rev E, 65 051505-(1-10), 2002.
Dasgupta BR, Tee SY, Crocker JC, Frisken BJ, Weitz DA
 
18. Investigating the microenvironments of inhomogeneous soft materials with multiple particle tracking
Phys Rev E, 64 061506-(1-9), 2001.
Valentine MT, Kaplan PD, Thota D, Crocker JC, Gisler T, Prud'homme RK, Beck M, Weitz DA
 
17. Colloidal interactions in suspensions of rods
Phys Rev Lett, 87 088301, 2001.
Lin KH, Crocker JC, Zeri AC, Yodh AG
 
16. Measurement of long-range steric repulsions between microspheres due to an adsorbed polymer
Phys Rev E, 64 011401-(1-6), 2001.
Owen RJ, Crocker JC, Verma R, Yodh AG
 
15. Entropically driven self-assembly and interaction in suspension
Philos T Roy Soc A, 359 921-937, 2001.
Yodh AG, Lin KH, Crocker JC, Dinsmore AD, Verma R, Kaplan PD
 
14. Entropically driven colloidal crystallization on patterned surfaces
Phys Rev Lett, 85 1770-1773, 2000.
Lin KH, Crocker JC, Prasad V, Schofield A, Weitz DA, Lubensky TC, Yodh AG
 
13. Two-point microrheology of inhomogeneous soft materials
Phys Rev Lett, 85 888-891, 2000.
Crocker JC, Valentine MT, Weeks ER, Gisler T, Kaplan PD, Yodh AG, Weitz DA
 
12. Three-dimensional direct imaging of structural relaxation near the colloidal glass transition
Science, 287 627-631, 2000.
Weeks ER, Crocker JC, Levitt AC, Schofield A, Weitz DA
 
11. Comment on “Monte Carlo study of structural ordering in charged colloids using a long-range attractive interaction
Phys Rev E, 61 980-982, 2000.
Grier DG, Crocker JC
 
10. Attractions between hard colloidal spheres in semi-flexible polymer solutions
Macromolecules, 33 177-186, 2000.
Verma R, Crocker JC, Lubensky TC, Yodh AG
 
9. Entropic attraction and repulsion in binary colloids probed with a line optical tweezer
Phys Rev Lett, 82 4352-4355, 1999.
Crocker JC, Matteo JA, Dinsmore AD, Yodh AG
 
8. Entropic colloidal interactions in concentrated DNA solutions
Phys Rev Lett, 81 4004-4007, 1998.
Verma R, Crocker JC, Lubensky TC, Yodh AG
 
7. Interactions and dynamics in charge-stabilized colloids
MRS bull, 23 24-31.
Crocker JC, Grier DG
 
6. Self-assembly of colloidal crystals
Curr Opin Colloid Interface Science, 3 5-11, 1998.
Dinsmore AD, Crocker JC, Yodh AG
 
5. Measurement of the hydrodynamic corrections to the Brownian motion of two colloidal spheres
J Chem Phys, 106 2837-2840, 1997.
Crocker JC
 
4. When like charges attract: The effects of geometrical confinement on long-range colloidal interactions
Phys Rev Lett, 77 1897-1900, 1996.
Crocker JC, Grier DG
 
3. Origin of stratification in creaming emulsions
Phys Rev Lett, 77 578-581, 1996.
Mueth DM, Crocker JC, Esipov SE, Grier DG
 
2. Methods of digital video microscopy for colloidal studies
J Colloid Interface Sci, 179 298-310, 1996.
Crocker JC, Grier DG
 
1. Microscopic Measurement of the Pair Interaction Potential of Charge-Stabilized Colloid
Phys Rev Lett, 73 352-355, 1994.
Crocker JC, Grier DG