Prof. dr. W.K. (Willem) Kegel

Prof. dr. W.K. (Willem) Kegel

Hoogleraar
Physical and Colloid Chemistry
030 253 2873
w.k.kegel@uu.nl

Publicaties

2025

Wetenschappelijke publicaties

Martin Robinson, J. L., Moslehi, N., Dramountanis, N., van den Hoven, L., van Silfhout, A. M., Lacina, K. S., van Steenbergen, M., Custers, W., van Ravensteijn, B. G. P., & Kegel, W. K. (2025). Cooperative Ligand-Mediated Transitions in Simple Macromolecules. Journal of Physical Chemistry B, 129(44), 11594-11604. [DOI] [Portal]

2024

Wetenschappelijke publicaties

van der Sijs, A., Visser, T., Moerman, P., Folkers, G., & Kegel, W. (2024). Broccoli aptamer allows quantitative transcription regulation studies in vitro. PLoS One, 19(6), Article e0304677. [DOI] [Portal]
Moslehi, N., van Eekelen, M., Velikov, K. P., & Kegel, W. K. (2024). Ferrous Pyrophosphate and Mixed Divalent Pyrophosphates as Delivery Systems for Essential Minerals. ACS Food Science & Technology, 4(6), 1388–1401. [DOI] [Portal]
Rogier, F., Shao, W., Guo, Y., Zhuang, L., Kegel, W. K., & Groenewold, J. (2024). Deformation of confined liquid interfaces by inhomogeneous electric fields and localized particle forces. Journal of Colloid and Interface Science, 657, 830-840. [DOI] [Repository]

2023

Wetenschappelijke publicaties

Martin Robinson, J. L., & Kegel, W. K. (2023). Cooperative transitions involving hydrophobic polyelectrolytes. Proceedings of the National Academy of Sciences of the United States of America, 120(6), 1-10. Article e2211088120. [DOI] [Repository]
Dekker, R. I., Velandia, S. F., Kibbelaar, H. V. M., Morcy, A., Sadtler, V., Roques-Carmes, T., Groenewold, J., Kegel, W. K., Velikov, K. P., & Bonn, D. (2023). Is there a difference between surfactant-stabilised and Pickering emulsions? Soft Matter, 19(10), 1941-1951. [DOI] [Repository]
Landman, J., Verduyn Lunel, S. M., & Kegel, W. K. (2023). Transcription factor competition facilitates self-sustained oscillations in single gene genetic circuits. PLoS Computational Biology, 19(9), Article e1011525. [DOI] [Repository]
Bijlsma, J., Moslehi, N., Velikov, K. P., Kegel, W. K., Vincken, J. P., & de Bruijn, W. J. C. (2023). Reactivity of Fe(III)-containing pyrophosphate salts with phenolics: complexation, oxidation, and surface interaction. Food Chemistry, 407, 1-11. Article 135156. [DOI] [Repository]

2022

Wetenschappelijke publicaties

Moslehi, N., Bijlsma, J., de Bruijn, W. J. C., Velikov, K. P., Vincken, J. P., & Kegel, W. K. (2022). Design and characterization of Ca-Fe(III) pyrophosphate salts with tunable pH-dependent solubility for dual-fortification of foods. Journal of Functional Foods, 92, Article 105066. [DOI] [Repository]
Kibbelaar, H. V. M., Dekker, R. I., Morcy, A., Kegel, W. K., Velikov, K. P., & Bonn, D. (2022). Ethyl cellulose nanoparticles as stabilizers for Pickering emulsions. Colloids and Surfaces A: Physicochemical and Engineering Aspects, 641, Article 128512. [DOI] [Repository]
Bijlsma, J., Kegel, W., Moslehi, N., & Velikov, K. P. (2022). Iron-fortified food product. (Patent No. WO 2022/048952 A1).

2021

Wetenschappelijke publicaties

Dekker, R. I., Deblais, A., Veltkamp, B., Veenstra, P., Kegel, W. K., & Bonn, D. (2021). Creep and drainage in the fast destabilization of emulsions. Physics of Fluids, 33(3), 1-9. Article 033302. [DOI] [Repository]
Guo, Y., & Kegel, W. K. (2021). Fabrication of floating colloidal crystal monolayers by convective deposition. Journal of Colloid and Interface Science, 587, 1-13. [DOI] [Repository]
Verweij, R. W., Moerman, P. G., Huijnen, L. P. P., Ligthart, N. E. G., Chakraborty, I., Groenewold, J., Kegel, W. K., van Blaaderen, A., & Kraft, D. J. (2021). Conformations and diffusion of flexibly linked colloidal chains. JPhys Materials, 4(3), 1-19. Article 035002. [DOI] [Repository]
Chang, F., Ouhajji, S., Townsend, A., Sanogo Lacina, K., van Ravensteijn, B. G. P., & Kegel, W. K. (2021). Controllable synthesis of patchy particles with tunable geometry and orthogonal chemistry. Journal of Colloid and Interface Science, 582(Part A), 333-341. [DOI] [Repository]
Rehor, I., Maslen, C., Moerman, P. G., Van Ravensteijn, B. G. P., Van Alst, R., Groenewold, J., Eral, H. B., & Kegel, W. K. (2021). Photoresponsive hydrogel microcrawlers exploit friction hysteresis to crawl by reciprocal actuation. Soft Robotics, 8(1), 10-18. [DOI]

2020

Wetenschappelijke publicaties

Guo, Y., van Ravensteijn, B. G. P., & Kegel, W. K. (2020). Self-assembly of isotropic colloids into colloidal strings, Bernal spiral-like, and tubular clusters. Chemical Communications, 56(46), 6309-6312. [DOI] [Portal]
Van Ravensteijn, B. G. P., Voets, I. K., Kegel, W. K., & Eelkema, R. (2020). Out-of-Equilibrium Colloidal Assembly Driven by Chemical Reaction Networks. Langmuir, 36(36), 10639-10656. [DOI] [Portal]
Meredith, C. H., Moerman, P. G., Groenewold, J., Chiu, Y. J., Kegel, W. K., van Blaaderen, A., & Zarzar, L. D. (2020). Predator–prey interactions between droplets driven by non-reciprocal oil exchange. Nature Chemistry, 12(12), 1136-1142. [DOI] [Repository]
Dekker, R. I., Deblais, A., Velikov, K. P., Veenstra, P., Colin, A., Kellay, H., Kegel, W. K., & Bonn, D. (2020). Emulsion Destabilization by Squeeze Flow. Langmuir, 36(27), 7795-7800. [DOI] [Repository]
Verweij, R. W., Moerman, P. G., Ligthart, N. E. G., Huijnen, L. P. P., Groenewold, J., Kegel, W. K., Blaaderen, A. V., & Kraft, D. J. (2020). Flexibility-induced effects in the Brownian motion of colloidal trimers. Physical Review Research, 2(3), Article 033136. [DOI] [Repository]

2019

Wetenschappelijke publicaties

Guo, Y., Van Ravensteijn, B. G. P., & Kegel, W. K. (2019). Dimple Colloids with Tunable Cavity Size and Surface Functionalities. Macromolecules, 52(11), 4287-4294. [DOI] [Repository]
Chang, F., Van Ravensteijn, B. G. P., Lacina, K. S., & Kegel, W. K. (2019). Bifunctional Janus Spheres with Chemically Orthogonal Patches. ACS Macro Letters, 8(6), 714-718. [DOI] [Repository]
Anzivino, C., Chang, F., Soligno, G., Van Roij, R., Kegel, W. K., & Dijkstra, M. (2019). Equilibrium configurations and capillary interactions of Janus dumbbells and spherocylinders at fluid-fluid interfaces. Soft Matter, 15(12), 2638-2647. [DOI] [Repository]
Mbareche, H., Veillette, M., Teertstra, W., Kegel, W., Bilodeau, G. J., Wösten, H. A. B., & Duchaine, C. (2019). Fungal Cells Recovery From Air Samples: A Tale of Loss And Gain. Applied and Environmental Microbiology, 85(9), 1-15. Article e02941-18. [DOI] [Repository]

2018

Wetenschappelijke publicaties

van der Holst, B., Kegel, W. K., Zandi, R., & van der Schoot, P. (2018). The different faces of mass action in virus assembly. Journal of Biological Physics, 44(2), 163-179. [DOI] [Repository]
Chen, Y. J., Wu, D., Gelbart, W., Knobler, C. M., Phillips, R., & Kegel, W. K. (2018). Two-Stage Dynamics of in Vivo Bacteriophage Genome Ejection. Physical Review X, 8(2), Article 021029. [DOI] [Repository]
Landman, J., Ouhajji, S., Prévost, S., Narayanan, T., Groenewold, J., Philipse, A. P., Kegel, W. K., & Petukhov, A. V. (2018). Inward growth by nucleation: Multiscale self-assembly of ordered membranes. Science advances, 4(6), Article eaat1817. [DOI] [Repository]

2017

Wetenschappelijke publicaties

Guo, Y., Van Ravensteijn, B. G. P., Evers, C. H. J., & Kegel, W. K. (2017). pH Reversible Encapsulation of Oppositely Charged Colloids Mediated by Polyelectrolytes. Langmuir, 33(18), 4551-4558. [DOI] [Repository]
Newton, A. C., Groenewold, J., Kegel, W. K., & Bolhuis, P. G. (2017). The role of multivalency in the association kinetics of patchy particle complexes. Journal of Chemical Physics, 146(23), Article 234901. [DOI] [Repository]
Wolters, J. R., Verweij, J. E., Avvisati, G., Dijkstra, M., & Kegel, W. K. (2017). Depletion-Induced Encapsulation by Dumbbell-Shaped Patchy Colloids Stabilize Microspheres against Aggregation. Langmuir, 33(13), 3270-3280. [DOI] [Repository]
Rehor, I., van Vreeswijk, S., Vermonden, T., Hennink, W. E., Kegel, W. K., & Eral, H. B. (2017). Biodegradable Microparticles for Simultaneous Detection of Counterfeit and Deteriorated Edible Products. Small, 13(39), Article 1701804. [DOI] [Repository]
Van Ravensteijn, B. G. P., Hendriksen, W. E., Eelkema, R., Van Esch, J. H., & Kegel, W. K. (2017). Fuel-Mediated Transient Clustering of Colloidal Building Blocks. Journal of the American Chemical Society, 139(29), 9763-9766. [DOI] [Repository]
Van Ravensteijn, B. G. P., Vilanova, N., De Feijter, I., Kegel, W. K., & Voets, I. K. (2017). Temperature-Induced, Selective Assembly of Supramolecular Colloids in Water. ACS Omega, 2(4), 1720-1730. [DOI] [Repository]
Moerman, P. G., Moyses, H. W., Van Der Wee, E. B., Grier, D. G., Van Blaaderen, A., Kegel, W. K., Groenewold, J., & Brujic, J. (2017). Solute-mediated interactions between active droplets. Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, 96(3), Article 032607. [DOI] [Repository]
Landman, J., Brewster, R. C., Weinert, F. M., Phillips, R., & Kegel, W. K. (2017). Self-consistent theory of transcriptional control in complex regulatory architectures. PLoS One, 12(7), Article e0179235. [DOI] [Repository]
van Ravensteijn, B. G. P., Schild, D. J., Kegel, W. K., & Klein Gebbink, R. J. M. (2017). The Immobilization of a Transfer Hydrogenation Catalyst on Colloidal Particles. ChemCatChem, 9(3), 440-450. [DOI] [Repository]
van Ravensteijn, B. G. P., & Kegel, W. K. (2017). Tuning particle geometry of chemically anisotropic dumbbell-shaped colloids. Journal of Colloid and Interface Science, 490, 462-477. [DOI] [Repository]

2016

Wetenschappelijke publicaties

Moerman, P., Van Der Schoot, P., & Kegel, W. (2016). Kinetics versus thermodynamics in virus capsid polymorphism. Journal of Physical Chemistry B, 120(26), 6003-6009. [DOI] [Repository]
Van Ravensteijn, B. G. P., & Kegel, W. K. (2016). Versatile procedure for site-specific grafting of polymer brushes on patchy particles via atom transfer radical polymerization (ATRP). Polymer Chemistry, 7(16), 2858-2869. [DOI] [Repository]
Evers, C. H. J., Luiken, J. A., Bolhuis, P. G., & Kegel, W. K. (2016). Self-assembly of microcapsules via colloidal bond hybridization and anisotropy. Nature, 534(7607), 364-368. Article 534. [DOI] [Repository]
Kamp, M., Hermes, M., Van Kats, C. M., Kraft, D. J., Kegel, W. K., Dijkstra, M., & Van Blaaderen, A. (2016). Selective Depletion Interactions in Mixtures of Rough and Smooth Silica Spheres. Langmuir, 32(5), 1233-1240. [DOI] [Repository]

2015

Wetenschappelijke publicaties

Baars, R. J., van Leeuwen, Y. M., Hendrix, Y., Velikov, K. P., Kegel, W. K., & Philipse, A. P. (2015). Morphology-controlled functional colloids by heterocoagulation of zein and nanoparticles. Colloids and surfaces. A, physicochemical and engineering aspects, 483, 209-215. [DOI] [Repository]
Pal, A., Meijer, J.-M., Wolters, J. R., Kegel, W. K., & Petukhov, A. V. (2015). Structure and stacking order in crystals of asymmetric dumbbell-like colloids. Journal of Applied Crystallography, 48, 238-243. [DOI] [Repository]
Pal, A., Malik, V., He, L., Erne, B. H., Yin, Y., Kegel, W. K., & Petukhov, A. V. (2015). Tuning the Colloidal Crystal Structure of Magnetic Particles by External Field. Angewandte Chemie-International Edition, 54(6), 1803-1807. [DOI] [Repository]
De Folter, J. W. J., Liu, P., Jiang, L., Kuijk, A., Bakker, H. E., Imhof, A., Van Blaaderen, A., Huang, J., Kegel, W. K., Philipse, A. P., & Petukhov, A. V. (2015). Self-organization of anisotropic and binary colloids in thermo-switchable 1D microconfinement. Particle & Particle Systems Characterization, 32(3), 313-320. [DOI] [Repository]
Zhang, T. H., Kuipers, B. W. M., Tian, W. D., Groenewold, J., & Kegel, W. K. (2015). Polydispersity and gelation in concentrated colloids with competing interactions. Soft Matter, 11(2), 297-302. [DOI] [Repository]
Wolters, J. R., Avvisati, G., Hagemans, F., Vissers, T., Kraft, D. J., Dijkstra, M., & Kegel, W. (2015). Self-assembly of "Mickey Mouse" shaped colloids into tube-like structures: experiments and simulations. Soft Matter, 11(6). [DOI] [Repository]

2014

Wetenschappelijke publicaties

Weinert, F. M., Brewster, R. C., Rydenfelt, M., Phillips, R., & Kegel, W. K. (2014). Scaling of gene expression with transcription-factor fugacity. Physical Review Letters, 113(25), 258101. [DOI] [Repository]
van Ravensteijn, B. G. P., & Kegel, W. K. (2014). Colloids with Continuously Tunable Surface Charge. Langmuir, 30(35), 10590-10599. [DOI]
Mani, E., Lechner, W., Kegel, W. K., & Bolhuis, P. G. (2014). Equilibrium and non-equilibrium cluster phases in colloids with competing interactions. Soft Matter, 10(25), 4479-4486. [DOI] [Repository]
van Leeuwen, Y. M., Velikov, K. P., & Kegel, W. K. (2014). Colloidal stability and chemical reactivity of complex colloids containing Fe3+. Food Chemistry, 155, 161-166. [DOI]
de Folter, J. W. J., Hutter, E. M., Castillo, S. I. R., Klop, K. E., Philipse, A. P., & Kegel, W. K. (2014). Particle Shape Anisotropy in Pickering Emulsions: Cubes and Peanuts. Langmuir, 30(4), 955-964. [DOI]

2013

Wetenschappelijke publicaties

van Ravensteijn, B. G. P., Kamp, M., van Blaaderen, A., & Kegel, W. K. (2013). General Route toward Chemically Anisotropic Colloids. Chemistry of Materials, 25, 4348-4353. [DOI]
Jiang, L., de Folter, J. W. J., Huang, J., Philipse, A. P., Kegel, W. K., & Petukhov, A. V. (2013). Helical Colloidal Sphere Structures through Thermo-Reversible Co-Assembly with Molecular Microtubes. Angewandte Chemie-International Edition, 52(12), 3364-3368. [DOI]

2012

Wetenschappelijke publicaties

van Leeuwen, Y. M., Velikov, K., & Kegel, W. K. (2012). Morphology of colloidal metal pyrophosphate salts. RSC Advances, 2(6), 2534-2540. [DOI]
Kraft, D. J., Kegel, W. K., & van der Schoot, P. P. A. M. (2012). A Kinetic Zipper Model and the Assembly of Tobacco Mosaic Virus. Biophysical Journal, 102(12), 2845-2855. [DOI] [Repository]
el Masri, D., Vissers, T., Badaire, S., Stiefelhagen, J. C. P., Vutukuri, H. R., Helfferich, P. H., Zhang, T., Kegel, W. K., Imhof, A., & van Blaaderen, A. (2012). A qualitative confocal microscopy study on a range of colloidal processes by simulating microgravity conditions through slow rotations. Soft Matter, 8(26), 6979-6990. [DOI] [Repository]
van Leeuwen, Y. M., Velikov, K. P., & Kegel, W. K. (2012). Repeptization by dissolution in a colloidal system of iron(III) pyrophosphate. Langmuir, 28(48), 16531-16535. [DOI] [Repository]
van Leeuwen, Y. M., Velikov, K. P., & Kegel, W. K. (2012). Stabilization through precipitation in a system of colloidal iron(III) pyrophosphate salts. Journal of Colloid and Interface Science, 381, 43-47. [DOI]
Mani, E., Sanz, E., Roy, S., Dijkstra, M., Groenewold, J., & Kegel, W. K. (2012). Sheet-like assemblies of spherical particles with point-symmetrical patches. Journal of Chemical Physics, 136, 144706/1-144706/5. Article 144706. [DOI] [Repository]
Zhang, T., Klok, J., Tromp, R. H., Groenewold, J., & Kegel, W. K. (2012). Non-equilibrium cluster states in colloids with competing interactions. Soft Matter, 8(3), 667-672. [DOI] [Repository]
Kraft, D. J., Ni, R., Smallenburg, F., Hermes, M., Yoon, K., Weitz, D. A., van Blaaderen, A., Groenewold, J., Dijkstra, M., & Kegel, W. K. (2012). Surface roughness directed self-assembly of patchy particles into colloidal micelles. Proceedings of the National Academy of Sciences of the United States of America, 109, 10787/1-10787/6. Article 10787. [DOI] [Repository]

2011

Wetenschappelijke publicaties

Kegel, W. K., & Lekkerkerker, H. N. W. (2011). Clay goes patchy. Nature Materials, 10(1), 5-6. [DOI]
Groenewold, J., Zhang, T., & Kegel, W. K. (2011). Electrophoresis in charge-stabilized colloidal cluster phases. Journal of Physical Chemistry. B, 115(22), 7264-7267. [DOI]
Petukhov, A. V., Kegel, W. K., & van Duijneveldt, F. B. (2011). Colloidal Suspensions. Journal of Physics: Condensed Matter, 23, 190201/1-190201/3. [DOI]
Mani, E., Groenewold, J., & Kegel, W. K. (2011). Modeling of equilibrium hollow objects stabilized by electrostatics. Journal of Physics: Condensed Matter, 23, 194105/1-194105/4. [DOI]
Kraft, D. J., Hilhorst, J., Heinen, M. A. P., Hoogenraad, M. J., Luigjes, B., & Kegel, W. K. (2011). Patchy polymer colloids with tunable anisotropy dimensions. Journal of Physical Chemistry. B, 115(22), 7175-7181. [DOI]

2010

Wetenschappelijke publicaties

Mani, E., Sanz, E., Bolhuis, P. G., & Kegel, W. K. (2010). Stabilization of nanoparticle shells by competing interactions. Journal of Physical Chemistry C, 114(17), 7780-7786. [DOI] [Repository]
Kraft, D. J., Luigjes, B., de Folter, J. W. J., Philipse, A. P., & Kegel, W. K. (2010). Evolution of equilibrium pickering emulsions: a matter of time scales. Journal of Physical Chemistry. B, 114(38), 12257-12263. [DOI] [Repository]
Kraft, D. J., de Folter, J. W. J., Luigjes, B., Castillo, S. I. R., Sacanna, S., Philipse, A. P., & Kegel, W. K. (2010). Conditions for equilibrium solid-stabilized emulsions. Journal of Physical Chemistry. B, 114(32), 10347-10356. [DOI]

2009

Wetenschappelijke publicaties

van Schooneveld, M. M., de Villeneuve, V. W. A., Dullens, R. P. A., Aarts, D. G., Leunissen, M. E., & Kegel, W. K. (2009). Structure, stability, and formation pathways of colloidal gels in systems with short-range attraction and long-range repulsion. Journal of Physical Chemistry. B, 113(14), 4560-4564.
Kegel, W. K., & Groenewold, J. (2009). Scenario for equilibrium solid-stabilized emulsions. Physical Review. E, Statistical, nonlinear, and soft matter physics, 80, 030401/1-030401/4. [Repository]
Veen, S. J., & Kegel, W. K. (2009). Structural instability of shell-like assemblies of a keplerate-type polyoxometalate induced by ionic strength. Journal of Physical Chemistry. B, 113(46), 15137-15140.
Kraft, D. J., Groenewold, J., & Kegel, W. K. (2009). Colloidal molecules with well-controlled bond angles. Soft Matter, 2009(5), 3823-3826.
Zhang, T., Groenewold, J., & Kegel, W. K. (2009). Observation of a microcrystalline gel in colloids with competing interactions. Physical Chemistry Chemical Physics, 11, 10827-10830.
de Villeneuve, V. W. A., Derendorp, L., Verboekend, D., Vermolen, E. C. M., Kegel, W. K., Lekkerkerker, H. N. W., & Dullens, R. P. A. (2009). Grain boundary pinning in doped hard sphere crystals. Soft Matter, 2009(5), 2448-2452.
Kraft, D. J., Vlug, W. S., van Kats, C. M., van Blaaderen, A., Imhof, A., & Kegel, W. K. (2009). Self-assembly of colloids with liquid protrusions. Journal of the American Chemical Society, 131, 1182-1186. [DOI]

2008

Wetenschappelijke publicaties

Roy, S., Bossers, L. C. A. M., Meeldijk, H. J. D., Kuipers, B. W. M., & Kegel, W. K. (2008). Directed synthesis of stable large polyoxomolybdate spheres. Langmuir, 24(3), 666-669. [DOI]
Dullens, R. P. A., Kegel, W. K., & Aarts, D. G. A. L. (2008). Direct measurement of thermodynamic properties of colloidal hard spheres. Oil & gas science and technology, 63(3), 295-303. [Repository]
Dullens, R. P. A., de Villeneuve, V. W. A., Mourad, M. C. D., Petukhov, A. V., & Kegel, W. K. (2008). Confocal microscopy of geometrically frustrated hard sphere crystals. European Physical Journal Applied Physics, 44(1), 21-28. [DOI] [Repository]
Veen, S. J., Roy, S., Filinchuk, Y., Chernyshov, D., Petukhov, A. V., Versluijs-Helder, M., Broersma, A., Soulimani, F., Visser, T., & Kegel, W. K. (2008). Extended structure design with simple molybdenum oxide building blocks and urea as a directing agent. Inorganic Chemistry, 47, 6863-6866. [Repository]

2007

Wetenschappelijke publicaties

Dullens, R. P. A., Aarts, D. G. A. L., & Kegel, W. K. (2007). Colloidal crystal–fluid interfaces. Philosophical Magazine Letters, 87(11), 893-898. http://www.informaworld.com/smpp/title~db=all~content=t713695410
Sacanna, S., Kegel, W. K., & Philipse, A. P. (2007). Spontaneous oil-in-water emulsification induced by charge-stabilized dispersions of various inorganic colloids. Langmuir, 23, 10486-10492. [Repository]
Roy, S., Planken, K. L., Kim, R., van der Mandele, D., & Kegel, W. K. (2007). Direct evidence on the existence of [Mo132] Keplerate-type species in aqueous solution. Inorganic Chemistry, 46, 8469-8471. [Repository]
Sacanna, S., Kegel, W. K., & Philipse, A. P. (2007). Thermodynamically Stable Pickering Emulsions. Physical Review Letters, 98, 1-4. Article 158301. [Repository]
Roy, S., Rijneveld-Ockers, M. T., Groenewold, J., Kuipers, B. W. M., Meeldijk, J. D., & Kegel, W. K. (2007). Spontaneous Formation of Micrometer-Size Inorganic Peapods. Langmuir, 23, 5292-5295. [Repository]
Verhoeff, A. A., Kistler, M. L., Bhatt, A., Pigga, J., Groenewold, J., Klokkenburg, M., Veen, S. J., Roy, S., Liu, T., & Kegel, W. K. (2007). Charge regulation as a stabilization mechanism for shell-like assemblies of polyoxometalates. Physical Review Letters, 99, 1-4. Article 066104. [Repository]

Overige resultaten

Kegel, W. K. (2007). Wat wil de materie? Universiteit Utrecht. [Repository]

2006

Wetenschappelijke publicaties

Dullens, R. P. A., Aarts, D. G. A. L., & Kegel, W. K. (2006). Direct measurement of the free energy by optical microscopy. Proceedings of the National Academy of Sciences of the United States of America, 103, 529-531. [Repository]
Dullens, R. P. A., Aarts, D. G. A. L., & Kegel, W. K. (2006). Dynamic broadening of the crystal-fluid Interface of colloidal hard spheres. Physical Review Letters, 97, 1-4. Article 228301. [Repository]
Reincke, F. H., Kegel, W. K., Zhang, H., Nolte, M. A., Wang, D., Vanmaekelbergh, D. A. M., & Möhwald, H. (2006). Understanding the self-assembly of charged nanoparticles at the water/oil interface. Physical Chemistry Chemical Physics, 8, 3828-3835. [Repository]
Dullens, R. P. A., Mourad, M. C. D., Aarts, D. G. A. L., Hoogenboom, J., & Kegel, W. K. (2006). Shape-Induced frustration of hexagonal order in polyhedral colloids. Physical Review Letters, 96, 1-4. Article 028304. [Repository]
Simeonova, N., Dullens, R. P. A., Aarts, D. G. A. L., de Villeneuve, V. W. A., Lekkerkerker, H. N. W., & Kegel, W. K. (2006). Devitrification of colloidal glasses in real space. Physical Review. E, Statistical, nonlinear, and soft matter physics, 73(4), 041401. [Repository]
Kegel, W. K., Breed, D. G. J., Elsesser, M., & Pine, D. J. (2006). Formation of anisotropic polymer colloids by disparate relaxation times. Langmuir, 22, 7135-7136. [Repository]
Zandi, R., van der Schoot, P., Reguera, D., Kegel, W. K., & Reiss, H. (2006). Classical nucleation theory of virus capsids. Biophysical Journal, 90(6), 1939-1948. [Repository]
Klokkenburg, M., Dullens, R. P. A., Kegel, W. K., Erne, B. H., & Philipse, A. P. (2006). Quantitative Real-Space analysis of self-assembled structures of magnetic dipolar colloids. Physical Review Letters, 96, 1-4. Article 037203. [Repository]
Kegel, W. K., & van der Schoot, P. (2006). Physical regulation of the self-assembly of tobacco mosaic virus coat protein. Biophysical Journal, 91, 1501-1512. [Repository]

Overige resultaten

Dullens, R. P. A., Mourad, M. C. D., Aarts, D., Hoogenboom, J., & Kegel, W. K. (2006). Shape-Induced frustration of hexagonal order in polyhedral colloids. Physical Review Letters, 96(028304).

2005

Wetenschappelijke publicaties

Dullens, R. P. A., & Kegel, W. K. (2005). Topological lifetimes of polydisperse colloidal hard spheres at a wall. Physical Review. E, Statistical, nonlinear, and soft matter physics, 71(011405), 1-9. [Repository]
Dullens, R. P. A., Aarts, D. G. A. L., Kegel, W. K., & Lekkerkerker, H. N. W. (2005). The Widom insertion method and ordering in small hard-sphere systems. Molecular Physics, 103(21-23), 3195-3200. [Repository]
de Villeneuve, V. W. A., Verboekend, D., Dullens, R. P. A., Aarts, D. G. A. L., Kegel, W. K., & Lekkerkerker, H. N. W. (2005). Hard sphere crystal nucleation and growth near large spherical impurities. Journal of physics. Condensed matter, 17, S3371-S3378. [Repository]
de Villeneuve, V. W. A., Dullens, R. P. A., Aarts, D. G. A. L., Groeneveld, E., Scherff, J. H., Kegel, W. K., & Lekkerkerker, H. N. W. (2005). Colloidal hard-sphere crystal growth frustrated by large spherical impurities. Science, 309, 1231-1233. [Repository]

2004

Wetenschappelijke publicaties

Dullens, R. P. A., Claesson, E. M., & Kegel, W. K. (2004). Preparation and properties of cross-linked fluorescent poly(mehtyl methacrylate) latex colloids. Langmuir, 20(3), 658-664. [Repository]
Validzic, I. J., van Hooijdonk, G., Oosterhout, S., & Kegel, W. K. (2004). Thermodynamic stability of clusters of molybdenum oxide. Langmuir, 20, 3435-3440. [Repository]
Kegel, W. K., & van der Schoot, P. (2004). Competing hydrophobic and screened-Coulomb interactions in Hepatits B virus capsid assembly. Biophysical Journal, 86, 3905-3913. [Repository]
Simeonova, N., & Kegel, W. K. (2004). Gravity-induced aging in glasses of colloidal hard spheres. Physical Review Letters, 93(3), 1-4. Article 035701. [Repository]
Kegel, W. K. (2004). Equilibrium Clusters of Metal Oxides. Journal of Physical Chemistry A, 108, 1919-1922. [Repository]
Validzic, I. J., & Kegel, W. K. (2004). Influence of adsorbing species on properties of equilibrium silver iodide clusters. Journal of Colloid and Interface Science, 275, 197-203. [Repository]
Groenewold, J., & Kegel, W. K. (2004). Colloidal cluster phases, gelation and nuclear matter. Journal of Physics: Condensed Matter, 16, S4877-S4886. [Repository]
Reincke, F. H., Hickey, S. G., Kegel, W. K., & Vanmaekelbergh, D. A. M. (2004). Spontaneous assembly of a monolayer of charged gold nanocrystals at the water/oil interface. Angewandte Chemie-International Edition, 43(4), 458-462. [DOI] [Repository]
Dullens, R. P. A., & Kegel, W. K. (2004). Reentrant surface melting of colloidal hard spheres. Physical Review Letters, 92(19), 1-4. [Repository]

2003

Wetenschappelijke publicaties

Dullens, R. P. A., Claesson, E. M., Derks, D., van Blaaderen, A., & Kegel, W. K. (2003). Monodisperse core-shell poly (methyl methacrylate) latex colloids. Langmuir, 19, 5963-5966.
Mladenovic, I. L., Kegel, W. K., Bomans, P. H., & Frederik, P. M. (2003). Observation of equilibrium, nanometer-sized clusters of silver iodide in aqueous solutions. Journal of Physical Chemistry. B, 107, 5717-5722. [Repository]
Simeonova, N., & Kegel, W. K. (2003). Real-space fluorescence recovery after photo-bleaching of concentrated suspensions of hard colloidal spheres. Faraday discussions, 123, 27-35. [Repository]
Bonn, D., & Kegel, W. K. (2003). Stokes-Einstein relations and the fluctuation-dissipation theorem in a supercooled colloidal fluid. Journal of Chemical Physics, 118(4), 2005-2009. [DOI]

2002

Wetenschappelijke publicaties

Bosma, G., Pathmamanoharan, C., de Hoog, E. H. A., Kegel, W. K., van Blaaderen, A., & Lekkerkerker, H. N. W. (2002). Preparation of monodisperse, fluorescent PMMA-latex colloids by dispersion polymerization. Journal of Colloid and Interface Science, 245, 292-300.

2001

Wetenschappelijke publicaties

Kegel, W. K. (2001). Two-step melting transition in confined hard spheres in three dimensions. Physical Review. E, Statistical, nonlinear, and soft matter physics, 63, 037104. [Repository]
Erikssson, J. C., Lunggren, S., Kegel, W. K., & Lekkerkerker, H. N. W. (2001). Entropy and droplet size dirstribuitons of Winsor I and II microemulsions. Colloids and surfaces. A, physicochemical and engineering aspects, 183-185, 347.
de Hoog, E. H. A., Kegel, W. K., van Blaaderen, A., & Lekkerkerker, H. N. W. (2001). Direct observation of crystallization and aggregation in a phase-separating colloid-polymer suspension. Physical Review. E, Statistical, nonlinear, and soft matter physics, 64, 021407-1.
Kegel, W. K. (2001). Freezing of hard spheres in confinement. Journal of Chemical Physics, 115(14), 6538.
de Hoog, E. H. A., Kegel, W. K., van Blaaderen, A., & Lekkerkerker, H. N. W. (2001). Direct observation of crystallization and aggregation in a phase-separating colloid-polymer suspension 1407. Physical Review. E, Statistical, nonlinear, and soft matter physics, 6402(2), 1407.
Groenewold, J., & Kegel, W. K. (2001). Anomalously large equilibrium clusters of colloids. Journal of Physical Chemistry. B, 105, 11702-11709.

2000

Wetenschappelijke publicaties

Kegel, W. K., & Dhont, J. K. G. (2000). 'Ageing' of the structure of crystals of hard colloidal spheres. Journal of Chemical Physics, 112(7), 3431-3436.
Kegel, W. K., & van Blaaderen, A. (2000). Direct Observation of Dynamical Heterogeneities in Colloidal Hard-Sphere Suspensions. Science, 287, 290-293.
Kegel, W. K. (2000). Crystallization in glassy suspensions of colloidal hard spheres. Langmuir, 16, 939-941.

1999

Wetenschappelijke publicaties

Kegel, W. K., Reiss, H., & Lekkerkerker, H. N. W. (1999). Freezing transition in very small systems of hard spheres. Physical Review Letters, 83(25), 5298-5301.
Kegel, W. K., Overbeek, J. T. G., & Lekkerkerker, H. N. W. (1999). Thermodynamics of microemulsions. In P. Kumar, & K. L. Mittal (Eds.), Microemulsions, fundamental and applied aspects (pp. 13-44)