• 7151 Citations
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19962019
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Research Output 1996 2019

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Article
2019

7 Log Virus Removal in a Simple Functionalized Sand Filter

Samineni, L., Xiong, B., Chowdhury, R., Pei, A., Kuehster, L., Wang, H., Dickey, R., Soto, P. E., Massenburg, L., Nguyen, T. H., Maranas, C., Velegol, D., Kumar, M. & Velegol, S., Nov 5 2019, In : Environmental Science and Technology. 53, 21, p. 12706-12714 9 p.

Research output: Contribution to journalArticle

Viruses
virus
Sand
filter
sand

Digitally Coupled Learning and Innovation Processes

Alger, M., Jordan, J. & Velegol, D., Dec 18 2019, In : Industrial and Engineering Chemistry Research. 58, 50, p. 22445-22455 11 p.

Research output: Contribution to journalArticle

Innovation
Students
Engineering education
Scalability
Industry
1 Citation (Scopus)

Motility of Enzyme-Powered Vesicles

Ghosh, S., Mohajerani, F., Son, S., Velegol, D., Butler, P. J. & Sen, A., Sep 11 2019, In : Nano letters. 19, 9, p. 6019-6026 8 p.

Research output: Contribution to journalArticle

locomotion
enzymes
Enzymes
Membranes
membranes
2 Citations (Scopus)

Nonuniform Crowding Enhances Transport

Collins, M., Mohajerani, F., Ghosh, S., Guha, R., Lee, T. H., Butler, P. J., Sen, A. & Velegol, D., Aug 27 2019, In : ACS nano. 13, 8, p. 8946-8956 11 p.

Research output: Contribution to journalArticle

crowding
tracers
Macromolecules
Molecules
macromolecules
1 Citation (Scopus)

Positive and negative chemotaxis of enzyme-coated liposome motors

Somasundar, A., Ghosh, S., Mohajerani, F., Massenburg, L. N., Yang, T., Cremer, P. S., Velegol, D. & Sen, A., Dec 1 2019, In : Nature nanotechnology. 14, 12, p. 1129-1134 6 p.

Research output: Contribution to journalArticle

Liposomes
Catalysis
catalysis
enzymes
Enzymes
5 Citations (Scopus)

Shape-directed rotation of homogeneous micromotors via catalytic self-electrophoresis

Brooks, A. M., Tasinkevych, M., Sabrina, S., Velegol, D., Sen, A. & Bishop, K. J. M., Dec 1 2019, In : Nature communications. 10, 1, 495.

Research output: Contribution to journalArticle

micromotors
Micromotors
electrophoresis
Electrophoresis
Propulsion
2018
16 Citations (Scopus)

A Theory of Enzyme Chemotaxis: From Experiments to Modeling

Mohajerani, F., Zhao, X., Somasundar, A., Velegol, D. & Sen, A., Oct 30 2018, In : Biochemistry. 57, 43, p. 6256-6263 8 p.

Research output: Contribution to journalArticle

Chemotaxis
Substrates
Enzymes
Experiments
Hexokinase
5 Citations (Scopus)

Moringa oleifera Seed Protein Adsorption to Silica: Effects of Water Hardness, Fractionation, and Fatty Acid Extraction

Nordmark, B. A., Bechtel, T. M., Riley, J. K., Velegol, D., Velegol, S. B., Przybycien, T. M. & Tilton, R. D., Apr 24 2018, In : Langmuir. 34, 16, p. 4852-4860 9 p.

Research output: Contribution to journalArticle

Water hardness
fatty acids
Fractionation
Fatty acids
fractionation
2017
14 Citations (Scopus)

Chemotaxis of Molecular Dyes in Polymer Gradients in Solution

Guha, R., Mohajerani, F., Collins, M., Ghosh, S., Sen, A. & Velegol, D., Nov 8 2017, In : Journal of the American Chemical Society. 139, 44, p. 15588-15591 4 p.

Research output: Contribution to journalArticle

Chemotaxis
Polymers
Coloring Agents
Dyes
Molecules
1 Citation (Scopus)

Modeling the formation of 2,3,7,8-tetrachlorodibenzo-p-dioxin in the historical manufacture of 2,4,5-trichlorophenol

Parette, R., McCrindle, R., McMahon, K. S., Watson, V. J., Janik, M. J., Velegol, D., Dorman, Jr., F. L. & Pearson, W. N., Oct 2 2017, In : Environmental Forensics. 18, 4, p. 307-317 11 p.

Research output: Contribution to journalArticle

dioxin
modeling
industrial production
formation mechanism
degradation
9 Citations (Scopus)

Modulation of Spatiotemporal Particle Patterning in Evaporating Droplets: Applications to Diagnostics and Materials Science

Guha, R., Mohajerani, F., Mukhopadhyay, A., Collins, M. D., Sen, A. & Velegol, D., Dec 13 2017, In : ACS Applied Materials and Interfaces. 9, 49, p. 43352-43362 11 p.

Research output: Contribution to journalArticle

Materials science
DNA
Coloring Agents
Dyes
Electric fields
8 Citations (Scopus)

Reactive micromixing eliminates fouling and concentration polarization in reverse osmosis membranes

Guha, R., Xiong, B., Geitner, M., Moore, T., Wood, T. K., Velegol, D. & Kumar, M., Jan 1 2017, In : Journal of Membrane Science. 542, p. 8-17 10 p.

Research output: Contribution to journalArticle

Osmosis
reverse osmosis
Osmosis membranes
fouling
Reverse osmosis
2016
82 Citations (Scopus)

Origins of concentration gradients for diffusiophoresis

Velegol, D., Garg, A., Guha, R., Kar, A. & Kumar, M., Jan 1 2016, In : Soft matter. 12, 21, p. 4686-4703 18 p.

Research output: Contribution to journalArticle

Crystallization
gradients
Fluids
Sedimentation
Electrolytes
9 Citations (Scopus)

Particle Zeta Potentials Remain Finite in Saturated Salt Solutions

Garg, A., Cartier, C. A., Bishop, K. J. M. & Velegol, D., Nov 15 2016, In : Langmuir. 32, 45, p. 11837-11844 8 p.

Research output: Contribution to journalArticle

Zeta potential
Salts
salts
latex
Latexes
7 Citations (Scopus)

Self-Generated Electrokinetic Fluid Flows during Pseudomorphic Mineral Replacement Reactions

Kar, A., McEldrew, M., Stout, R. F., Mays, B. E., Khair, A., Velegol, D. & Gorski, C. A., May 31 2016, In : Langmuir. 32, 21, p. 5233-5240 8 p.

Research output: Contribution to journalArticle

electrokinetics
fluid flow
Minerals
Flow of fluids
minerals
64 Citations (Scopus)

Understanding MOOC students: Motivations and behaviours indicative of MOOC completion

Pursel, B. K., Zhang, L., Jablokow, K. W., Choi, G. W. & Velegol, D., Jun 1 2016, In : Journal of Computer Assisted Learning. 32, 3, p. 202-217 16 p.

Research output: Contribution to journalArticle

Students
student
Education
fee
interaction
2015
144 Citations (Scopus)

Boundaries can steer active Janus spheres

Das, S., Garg, A., Campbell, A. I., Howse, J., Sen, A., Velegol, D., Golestanian, R. & Ebbens, S. J., Dec 1 2015, In : Nature communications. 6, 8999.

Research output: Contribution to journalArticle

Janus
propulsion
Propulsion
Colloids
Hydrodynamics
15 Citations (Scopus)

Diffusiophoresis contributes significantly to colloidal fouling in low salinity reverse osmosis systems

Guha, R., Shang, X., Zydney, A. L., Velegol, D. & Kumar, M., Apr 1 2015, In : Journal of Membrane Science. 479, p. 67-76 10 p.

Research output: Contribution to journalArticle

Osmosis
reverse osmosis
fouling
Salinity
Reverse osmosis
64 Citations (Scopus)

Enhanced transport into and out of dead-end pores

Kar, A., Chiang, T. Y., Ortiz Rivera, I., Sen, A. & Velegol, D., Jan 27 2015, In : ACS Nano. 9, 1, p. 746-753 8 p.

Research output: Contribution to journalArticle

Biological systems
porosity
chemical energy
gradients
convective flow
2014
17 Citations (Scopus)

Localized electroosmosis (LEO) induced by spherical colloidal motors

Chiang, T. Y. & Velegol, D., Jan 1 2014, In : Langmuir. 30, 10, p. 2600-2607 8 p.

Research output: Contribution to journalArticle

Electroosmosis
electrokinetics
Catalysis
catalysis
Flow fields
21 Citations (Scopus)

Multi-ion diffusiophoresis

Chiang, T. Y. & Velegol, D., Jun 15 2014, In : Journal of Colloid And Interface Science. 424, p. 120-123 4 p.

Research output: Contribution to journalArticle

Ions
Analytical models
Calcium Carbonate
Calcium carbonate
Charged particles
19 Citations (Scopus)

Particle deposition on microporous membranes can be enhanced or reduced by salt gradients

Kar, A., Guha, R., Dani, N., Velegol, D. & Kumar, M., Jan 28 2014, In : Langmuir. 30, 3, p. 793-799 7 p.

Research output: Contribution to journalArticle

Salts
membranes
salts
fouling
Membranes
2013
19 Citations (Scopus)

Polloidal chains from self-assembly of flattened particles

Ramírez, L. M., Michaelis, C. A., Rosado, J. E., Pabón, E. K., Colby, R. H. & Velegol, D., Aug 20 2013, In : Langmuir. 29, 33, p. 10340-10345 6 p.

Research output: Contribution to journalArticle

Self assembly
self assembly
Polymers
Polystyrenes
Optical microscopy
128 Citations (Scopus)

Understanding the efficiency of autonomous nano- and microscale motors

Wang, W., Chiang, T. Y., Velegol, D. & Mallouk, T. E., Jul 17 2013, In : Journal of the American Chemical Society. 135, 28, p. 10557-10565 9 p.

Research output: Contribution to journalArticle

Micromotors
Nanotubes
Hot Temperature
Conversion efficiency
Nanorods
2012
37 Citations (Scopus)

Antimicrobial sand via adsorption of cationic Moringa oleifera protein

Jerri, H. A., Adolfsen, K. J., McCullough, L. R., Velegol, D. & Velegol, S. B., Jan 31 2012, In : Langmuir. 28, 4, p. 2262-2268 7 p.

Research output: Contribution to journalArticle

sands
Biological materials
Sand
proteins
Proteins
12 Citations (Scopus)

Self-assembly of doublets from flattened polymer colloids

Ramírez, L. M., Smith, A. S., Unal, D. B., Colby, R. H. & Velegol, D., Mar 6 2012, In : Langmuir. 28, 9, p. 4086-4094 9 p.

Research output: Contribution to journalArticle

Colloids
Self assembly
colloids
self assembly
Polymers
53 Citations (Scopus)

Self-generated diffusioosmotic flows from calcium carbonate micropumps

McDermott, J. J., Kar, A., Daher, M., Klara, S., Wang, G., Sen, A. & Velegol, D., Nov 6 2012, In : Langmuir. 28, 44, p. 15491-15497 7 p.

Research output: Contribution to journalArticle

Calcium Carbonate
calcium carbonates
Calcium carbonate
Zeta potential
tracers
8 Citations (Scopus)

Simple fabrication of snowman-like colloids

Chaturvedi, N., Juluri, B. K., Hao, Q., Huang, T. J. & Velegol, D., Apr 1 2012, In : Journal of Colloid And Interface Science. 371, 1, p. 28-33 6 p.

Research output: Contribution to journalArticle

Colloids
Latexes
Polystyrenes
Particles (particulate matter)
Fabrication
2011
16 Citations (Scopus)

Maskless fabrication of nanowells using chemically reactive colloids

Chaturvedi, N., Hsiao, E., Velegol, D. & Kim, S., Feb 9 2011, In : Nano letters. 11, 2, p. 672-676 5 p.

Research output: Contribution to journalArticle

Amidines
Colloids
Silicon
colloids
Fabrication
28 Citations (Scopus)

Scalable manufacturing of plasmonic nanodisk dimers and cusp nanostructures using salting-out quenching method and colloidal lithography

Juluri, B. K., Chaturvedi, N., Hao, Q., Lu, M., Velegol, D., Jensen, L. & Huang, T. J., Jul 26 2011, In : ACS nano. 5, 7, p. 5838-5847 10 p.

Research output: Contribution to journalArticle

cusps
Dimers
Lithography
Quenching
Nanostructures
14 Citations (Scopus)

Sediments of soft spheres arranged by effective density

Serrano, C. G., McDermott, J. J. & Velegol, D., Jan 1 2011, In : Nature Materials. 10, 9, p. 716-721 6 p.

Research output: Contribution to journalArticle

Sediments
sediments
Sedimentation
Chemical analysis
Charged particles
2010
20 Citations (Scopus)

Controlled flats on spherical polymer colloids

Ramírez, L. M., Milner, S. T., Snyder, C. E., Colby, R. H. & Velegol, D., May 18 2010, In : Langmuir. 26, 10, p. 7644-7649 6 p.

Research output: Contribution to journalArticle

Colloids
colloids
Polymers
radii
polymers
4 Citations (Scopus)

Functional colloidal trimers by quenched electrostatic assembly

McDermott, J. J., Chaturvedi, N. & Velegol, D., Oct 14 2010, In : Physical Chemistry Chemical Physics. 12, 38, p. 11930-11937 8 p.

Research output: Contribution to journalArticle

trimers
assemblies
Electrostatics
polystyrene
assembly
46 Citations (Scopus)

Magnetic enhancement of phototaxing catalytic motors

Chaturvedi, N., Hong, Y., Sen, A. & Velegol, D., May 4 2010, In : Langmuir. 26, 9, p. 6308-6313 6 p.

Research output: Contribution to journalArticle

exclusion
ultraviolet radiation
stimuli
augmentation
Electric fuses
5 Citations (Scopus)

Many-body van der Waals forces involving chains

Cole, M. W., Gergidis, L. N., McNutt, J. P., Velegol, D., Kim, H. Y. & Bond, Z. K., Dec 1 2010, In : Journal of Nanophotonics. 4, 1, 041560.

Research output: Contribution to journalArticle

Van der Waals forces
Atoms
interactions
Charge density
trucks
8 Citations (Scopus)

Microfactories for colloidal assemblies

Velegol, D., Jerri, H. A., McDermott, J. J. & Chaturvedi, N., Mar 1 2010, In : AICHE Journal. 56, 3, p. 564-569 6 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Prolonging density gradient stability

Jerri, H. A., Sheehan, W. P., Snyder, C. E. & Velegol, D., Apr 6 2010, In : Langmuir. 26, 7, p. 4725-4731 7 p.

Research output: Contribution to journalArticle

gradients
Sugar (sucrose)
sucrose
Sucrose
Volume fraction
2009
114 Citations (Scopus)

Chemo and phototactic nano/microbots

Sen, A., Ibele, M., Hong, Y. & Velegol, D., Sep 25 2009, In : Faraday Discussions. 143, p. 15-27 13 p.

Research output: Contribution to journalArticle

harnesses
chemical energy
secretions
translating
microparticles
17 Citations (Scopus)

Fabrication of stable anisotropic microcapsules

Jerri, H. A., Dutter, R. A. & Velegol, D., Feb 18 2009, In : Soft Matter. 5, 4, p. 827-834 8 p.

Research output: Contribution to journalArticle

capsules
Capsules
Fabrication
fabrication
nanoparticles
32 Citations (Scopus)

In-solution assembly of colloidal water

Snyder, C. E., Ong, M. & Velegol, D., Mar 19 2009, In : Soft Matter. 5, 6, p. 1263-1268 6 p.

Research output: Contribution to journalArticle

assembly
Water
water
trimers
melamine
44 Citations (Scopus)

Nanoscale van der Waals interactions

Cole, M. W., Velegol, D., Kim, H. Y. & Lucas, A. A., Sep 1 2009, In : Molecular Simulation. 35, 10-11, p. 849-866 18 p.

Research output: Contribution to journalArticle

Van Der Waals
Geometry
Dipole
Interaction
interactions
10 Citations (Scopus)

Rayleigh - Bénard instability in sedimentation

Velegol, D., Shori, S. & Snyder, C. E., Mar 4 2009, In : Industrial and Engineering Chemistry Research. 48, 5, p. 2414-2421 8 p.

Research output: Contribution to journalArticle

Sedimentation
Volume fraction
Suspensions
Experiments
2008
9 Citations (Scopus)

Design and characterization of randomly speckled spheres

Chaturvedi, N., Jerri, H. & Velegol, D., Jul 15 2008, In : Langmuir. 24, 14, p. 7618-7622 5 p.

Research output: Contribution to journalArticle

Speckle
Polystyrenes
Silicon Dioxide
Silica
Microspheres
8 Citations (Scopus)

Localized Quorum Sensing in Vibrio fischeri

Parent, M. E., Snyder, C. E., Kopp, N. D. & Velegol, D., Apr 1 2008, In : Colloids and Surfaces B: Biointerfaces. 62, 2, p. 180-187 8 p.

Research output: Contribution to journalArticle

Aliivibrio fischeri
Quorum Sensing
Population Density
Cell Count
cells
16 Citations (Scopus)

Simple fabrication of metallic colloidal doublets having electrical connectivity

McDermott, J. J. & Velegol, D., Apr 15 2008, In : Langmuir. 24, 8, p. 4335-4339 5 p.

Research output: Contribution to journalArticle

Silver
Gold
silver
gold
Fabrication
7 Citations (Scopus)

Van der Waals energy of a 1-dimensional lattice

Cole, M. W. & Velegol, D., Jun 1 2008, In : Molecular Physics. 106, 12-13, p. 1587-1596 10 p.

Research output: Contribution to journalArticle

Surface Tension
Ferroelectricity
Atoms
polarization (waves)
Surface tension
2007
18 Citations (Scopus)

Assembling colloidal devices by controlling interparticle forces

Velegol, D., Dec 1 2007, In : Journal of Nanophotonics. 1, 1, 12502.

Research output: Contribution to journalArticle

assembling
assembly
assemblies
Crystals
chemistry
226 Citations (Scopus)

Chemotaxis of nonbiological colloidal rods

Hong, Y., Blackman, N. M. K., Kopp, N. D., Sen, A. & Velegol, D., Oct 26 2007, In : Physical Review Letters. 99, 17, 178103.

Research output: Contribution to journalArticle

random walk
rods
hydrogen peroxide
organisms
bacteria
16 Citations (Scopus)

Collagen gel anisotropy measured by 2-D laser trap microrheometry

Parekh, A. & Velegol, D., Jul 1 2007, In : Annals of Biomedical Engineering. 35, 7, p. 1231-1246 16 p.

Research output: Contribution to journalArticle

Collagen
Anisotropy
Gels
Lasers
Fibroblasts
7 Citations (Scopus)

Force measurements between Sub-100 nm colloidal particles

Velegol, D., Holtzer, G. L., Radović-Moreno, A. F. & Cuppett, J. D., Jan 30 2007, In : Langmuir. 23, 3, p. 1275-1280 6 p.

Research output: Contribution to journalArticle

Force measurement
Electrophoresis
Latexes
Light scattering
Particles (particulate matter)