Veen, S.J., Roy, S., Filinchuk, Y., Chernyshov, D., Petukhov, A.V., Versluijs-Helder, M., ...
We report here a simple one-pot directed synthesis of an oxomolybdate urea composite in which elementary molybdenum oxide building blocks are linked together with the aid of urea. This type of...
Confocal microscopy of geometrically frustrated hard sphere crystals (2008)
Dullens, Roel Petrus Angela, Mourad, M.C.D., Petukhov, A.V., Kegel, W.K.
Confocal microscopy has been used to study the crystallization of two colloidal model systems that are geometrically frustrated in a completely different way: (I) hard colloidal polyhedrals, where...
Influence of polydispersity on the phase behavior of colloidal goethite (2008)
Pol, E Van Den, Petukhov, A.V., Vroege, G.J., Kvashnina, K.
The effect of fractionation on the phase behavior of colloidal goethite dispersions with different polydispersities (17%, 35%, and 55% in length) has been studied by small angle x-ray scattering and...
Chromium-modified goethite in an external magnetic field (2008)
Pol, E Van Den, Petukhov, A.V., Panine, P., Vroege, G.J.
The behaviour of the different liquid crystalline phases observed in colloidal dispersions of goethite has been studied by small angle x-ray scattering. The particles align parallel to a small...
Structure of the repulsive gel/glass in suspensions of charged colloidal platelets (2008)
Mourad, M.C.D., Byelov, D.V., Petukhov, A.V., Lekkerkerker, H.N.W.
Rheological, optical and structural properties of colloidal suspensions of charge-stabilized gibbsite platelets across the sol–gel transition region are investigated. In this work we focus on...
Roy, S., Meeldijk, H.J.D., Petukhov, A.V., Versluijs, Marjan, Soulimani, F.
The polyoxometalates or POMs (clusters comprising at least two metal and many oxygen atoms) have recently gained significant interest owing to their versatile architecture and especially their...
Microporous niobia-silica membrane with very low CO2 permeability (2008)
Boffa, Vittorio, Elshof, Johan E. Ten, Petukhov, A.V., Blank, Dave H.A.
A sol-gel-derived microporous ceramic membrane with an exceptionally low permeability for CO2 from gaseous streams was developed and characterized. The sols were prepared from a mixture of niobium...
Monte Carlo simulations of in-plane stacking disorder in hard-sphere crystals (2008)
On-lattice Monte Carlo simulations of colloidal random-stacking hard-sphere colloidal crystals are presented. The model yields close-packed crystals with random-stacking hexagonal structure. We find...
A simple model for dynamic small-angle X-ray diffraction in colloidal crystals (2007)
A simple model is presented that allows calculation of the small-angle X-ray diffraction patterns of perfect colloidal crystals. The model is based on the Wentzel–Kramers–Brillouin approximation...
Second-type disorder in colloidal crystals (2007)
Dullens, R.P.A., Petukhov, A.V.
The presence of second-type disorder in self-organised colloidal crystals is demonstrated on the basis of confocal microscopy. The study is performed for crystals consisting of colloidal hard spheres...
In-Plane Stacking Disorder in Polydisperse Hard Sphere Crystals (2007)
We demonstrate that in random-stacking hard-sphere colloidal crystals the stacking disorder not only exists in the direction perpendicular to the close-packed layers, but also extends in the lateral...
Klokkenburg, Mark, Erné, B.H., Wiedenmann, A., Petukhov, A.V., Philipse, A.P.
Field-induced structure formation in a ferrofluid with well-defined magnetite nanoparticles with a permanent magnetic dipole moment was studied with small-angle neutron scattering (SANS) as a...
Grain size effects on lateral islands in hard-sphere crystals (2007)
Miedema, P.S., Meijer, J.M., Petukhov, A.V.
Due to the lateral stacking disorder, random hexagonally closed-packed hard-sphere crystals consist of lateral islands with different lateral positions A, B, and C, and as a consequence, different...
Fast Formation of Opal-like Columnar Colloidal Crystals (2007)
Beek, David Van Der, Radstake, P.B., Petukhov, A.V., Lekkerkerker, H.N.W.
We demonstrate that highly polydisperse colloidal gibbsite platelets easily form an opal-like columnar crystal with striking iridescent Bragg reflections. The formation process can be accelerated by...
Synthesis of Goethite as a Model Colloid for Mineral Liquid Crystals (2007)
Hoog, J.P. De, Petukhov, A.V., Vroege, G.J.
We describe the synthesis and modification of lathlike goethite (R-FeOOH) model colloids, where we focused on the reduction of the size polydispersity (determined from transmission electron...
Microradian X-ray diffraction in colloidal photonic crystals (2006)
Petukhov, A.V., Thijssen, J.H.J., Hart, D.C. 't, Imhof, A., Blaaderen, A. Van, Dolbnya, I.P., ...
Magnetic-field-induced orientational order in the isotropic phase of hard colloidal platelets (2006)
Beek, David Van Der, Petukhov, A.V., Davidson, P., Ferré, J., Jamet, J.P., Wensink, H.H., ...
In situ imaging of Field-induced hexagonal columns in magnetite ferrofluids (2006)
Klokkenburg, Mark, Erné, B.H., Meeldijk, J.D., Wiedenmann, A., Petukhov, A.V., Dullens, R.P.A., ...
Characterization of photonic colloidal single crystals by microradian X-ray diffraction (2006)
Thijssen, J.H.J., Petukhov, A.V., Hart, D.C. 't, Imhof, A., Schropp, R.E.I., ...
Observation of a hexatic columnar liquid crystal of polydisperse colloidal disks (2005)
Petukhov, A.V., Beek, D. Van Der, Dullens, R.P.A., Dolbnya, I.P., Vroege, G.J., Lekkerkerker, H.N.W.
Observation of a hexatic columnar liquid crystal of polydisperse colloidal disks (2005)
Petukhov, A.V., Beek, David Van Der, Dullens, R.P.A., Dolbnya, I.P., Vroege, G.J., Lekkerkerker, H.N.W.
Coexistence of rhcp and fcc phases in hard-sphere colloidal crystals (2005)
Dolbnya, I.P., Petukhov, A.V., Vroege, G.J., Lekkerkerker, H.N.W.
Butter, Karen, Hoell, A., Wiedenmann, A., Petukhov, A.V.
This paper describes the characterization of dispersions of oleic-acid-coated magnetic iron particles by small-angle neutron and X-ray scattering (SANS and SAXS). Both oxidized and non-oxidized...
Bragg rods and multiple x-ray scattering in random-stacking colloidal crystals (2003)
Petukhov, A.V., Dolbnya, I.P., Vroege, G.J., Lekkerkerker, H.N.W.
Anisotropic magnetization-induced second harmonic generation in Fe/Au superlattices (2001)
Sato, K., Kodama, A., Miyamoto, M., Petukhov, A.V., Takanashi, T., Mitani, S., ...
Reconstructions of diamond (100) and (111) surfaces: Accuracy of the Brenner potential (2000)
We present a detailed comparison of the structural predictions of the effective many-body Brenner potential with those of ab-initio studies for known reconstructions of diamond (100) and (111)...
Petukhov, A. V., Passerone, D., Ercolessi, F., Tosatti, E., Fasolino, A.
Off-lattice Grand Canonical Monte Carlo simulations of the clean diamond (111) surface, based on the effective many-body Brenner potential, yield the $(2\times1)$ Pandey reconstruction in agreement...
Veenstra, K. J., Petukhov, A. V., Jurdik, E., Rasing, Th.
Spectroscopic magnetization induced optical Second Harmonic Generation (MSHG) measurements from a clean Ni(110) surface reveal strong resonance effects near 2.7 eV that can be attributed to the...
Petukhov, A.V., Passerone, Daniele, Ercolessi, Furio, Tosatti, Erio, Fasolino, Annalisa
Off-lattice Grand Canonical Monte Carlo simulations of the clean diamond (111) surface, based on the effective many-body Brenner potential, yield the $(2\times1)$ Pandey reconstruction in agreement...