Soft Matter Group

Publications

2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003

2011

• Unifying interfacial self-assembly and surface freezing, B.M. Ocko, H. Hlaing, P.N. Jepsen, S. Kewalramani, A. Tkachenko, D. Pontoni, H. Reichert and M. Deutsch. Phys. Rev. Lett. 106, 137801 (2011)
• Reversible uptake of water on NaCl nanoparticles at relative humidity below deliquescence point observed by noncontact environmental atomic force microscopy, D.A. Bruzewicz, A. Checco, B.M. Ocko, E.R. Lewis, R.L. McGraw and S.E. Schwartz. J. Chem. Phys. 134, 044702 (2011)
• Systematic approach to electrostatically induced 2D crystallization of nanoparticles at liquid interfaces, S. Kewalramani, S.T. Wang, Y. Lin, H.G. Nguyen, Q. Wang, M. Fukuto and L. Yang. Soft Matter 7, 939-945 (2011)
• Block copolymer self-assembly in chemically patterned squares, J. Xu, T.P. Russell, B.M. Ocko and A. Checco. Soft Matter (in press 2011), DOI: 10.1039/C0SM01066A
• Role of electrostatic interactions in two-dimensional self-assembly of tobacco mosaic viruses on cationic lipid monolayers, S. T. Wang, M. Fukuto, A. Checco, Z. Niu, Q. Wang and L. Yang. J. Colloid Interface Sci. (in press 2011), DOI: 10.1016/j.jcis.2011.03.048

2010

• Charged diblock copolymers at interfaces: Micelle dissociation upon compression, O. Theodoly, A. Checco and P. Muller. EPL 90, 28004 (2010)
• Directed Self-Assembly of Block Copolymers on Two-Dimensional Chemical Patterns Fabricated by Electro-Oxidation Nano lithography, J. Xu, S. Park, S. Wang, T.P. Russell, B. Ocko and A. Checco. Advanced Materials 22, 28004 (2010)
• Formation and Collapse of Single-Monomer-Thick Monolayers of Poly(n-butyl acrylate) at the Air-Water Interface, K. Witte, S. Kewalramani, I. Kuzmenko, W. Sun, M. Fukuto and Y.-Y. Won. Macromolecules 43, 2990-3003 (2010)
• Effects of surface ligand density on lipid-monolayer-mediated 2D assembly of proteins, M. Fukuto, S.T. Wang, M.A. Lohr, S. Kewalramani and L. Yang. Soft Matter 6, 1513-1519 (2010)
• Atomic-Scale Structure of a Liquid Metal-Insulator Interface, L. Tamam, D. Pontoni, D. Casa, T. Hofmann, B.M. Ocko, H. Reichert and M. Deutsch. J. Phy. Chem. Lett. 1, 1041-1045 (2010)
• Effects of Divalent Cations on Phase Behavior and Structure of a Zwitterionic Phospholipid (DMPC) Monolayer at the Air-Water Interface, S. Kewalramani, H. Hlaing, B. Ocko, I. Kuzmenko and M. Fukuto. J. Phys. Chem. Lett. 1, 489-495 (2010)
• Surface Layering at the Mercury-Electrolyte Interface, A. Elsen, B.M. Murphy, B.M. Ocko, L. Tamam, M. Deutsch, I. Kuzmenko and O.M. Magnussen. Phys. Rev. Lett. 104, 105501 (2010)
• Wetting of Nanopatterned Grooved Surfaces, T. Hofmann, M. Tasinkevych, A. Checco, E. Dobisz, S. Dietrich and B.M. Ocko. Phys. Rev. Lett. 104, 106102 (2010)
• Morphology of Air Nanobubbles Trapped at Hydrophobic Nanopatterned Surfaces, A. Checco, T. Hofmann, E. DiMasi, C.T.Black and B. M. Ocko. Nano Lett. 10, 1354-1358 (2010)

2009

• Grazing incident small angle x-ray scattering: A metrology to probe nanopatterned surfaces, T. Hofmann, E. Dobisz and B.M. Ocko. J. Vacuum Sci. Technol. B 27, 3238-3243 (2009)
• Structure and interaction in 2D assemblies of tobacco mosaic viruses, L. Yang, S. Wang, M. Fukuto, A. Checco, Z. Niu and Q. Wang. Soft Matter 5, 4951-4961 (2009)
• Layering of [BMIM](+)-based ionic liquids at a charged sapphire interface, M. Mezger, S. Schramm, H. Schroeder, H. Reichert, M. Deutsch, E. De Souza, J. Okasinski, B.M. Ocko, V. Honkimaki and H. Dosch. J. Chem. Phys. 131, 094701 (2009)
• Lateral Ordering of Cylindrical Microdomains Under Solvent Vapor, S. Park, B. Kim, J. Xu, T. Hofmann, B.M. Ocko and T.P. Russell. Macromolecules 42, 1278-1284 (2009)
• Equilibrating Nanoparticle Monolayers Using Wetting Films, D. Pontoni, K. Alvine, A. Checco, O. Gang, B.M. Ocko and P.S. Pershan. Phys. Rev. Lett. 102, 016101 (2009)
• Liquid Spreading under Nanoscale Confinement, A. Checco. Phys. Rev. Lett. 102, 106103 (2009)
• Non-linear elasticity of a liquid contact line, A. Checco. EPL 85, 16002 (2009)

2008

• Comment on "How water meets a hydrophobic surface," B.M. Ocko, A. Dhinojwala and J. Daillant. Phys. Rev. Lett. 101, 039601 (2008)
• Molecular layering of fluorinated ionic liquids at a charged sapphire(0001) surface, M. Mezger, H. Schroeder, H. Reichert, S. Schramm, J. Okasinski, S. Schoder, V. Honkimaki, M. Deutsch, B.M. Ocko, J. Ralston, M. Rohwerder, M. Stratmann and H. Dosch. Science 322, 424-428 (2008)
• Dynamics and critical damping of capillary waves in an ionic liquid, E. Sloutskin, P. Huber, M. Wolff, B.M. Ocko, A. Madsen, M. Sprung, V. Schoen, J. Baumert and M. Deutsch. Phys. Rev. E 77, 060601 (2008)
• Morphology and phase behavior of ethanol nanodrops condensed on chemically patterned surfaces, A. Checco and B.M. Ocko. Phys. Rev. E 77, 061601 (2008)
• Thin-thick coexistence behavior of 8CB liquid crystalline films on silicon, R. Garcia, E. Subashi and M. Fukuto. Phys. Rev. Lett. 100, 197801 (2008)
• In situ x-ray reflectivity studies on the formation of substrate-supported phospholipid bilayers and monolayers, S.T. Wang, M. Fukuto and L. Yang. Phys. Rev. E 77, 031909 (2008)
• Wetting of liquid-crystal surfaces and induced smectic layering at a nematic-liquid interface: An x-ray reflectivity study, M. Fukuto, O. Gang, K. Alvine, B.M. Ocko and P.S. Pershan. Phys. Rev. E 77, 031607 (2008)
• Post assembly chemical modification of a highly ordered organosilane multilayer: New insights into the structure, bonding, and dynamics of self-assembling silane monolayers, K. Wen, R. Maoz, H. Cohen, J. Sagiv, A. Gibaud, A. Desert and B.M. Ocko. ACS NANO 2, 579-599 (2008)

2007

• Alkyl-thiol Langmuir films on the surface of liquid mercury, H. Kraack, L. Tamam, E. Sloutskin, M. Deutsch, and B. Ocko. Lamgmuir 23, 7571-7582 (2007)
• Wetting, mixing and phase transitions in Langmuir-Gibbs films, E. Sloutskin, Z. Sapir, C.D. Bain, Q. Lei, K.M. Wilkinson, L. Tamam, M. Deutsch, and B.M. Ocko. Phys. Rev. Lett. 99, 136102 (2007).
• Freezing transition of Langmuir-Gibbs alkane films on water, E. Sloutskin, Z. Sapir, L. Tamam, B.M. Ocko, C.D. Bain, and M. Deutsch. Thin Solid Films 515, 5664-5668 (2007).
• Langmuir films of polycyclic molecules on mercury, L. Tamam, H. Kraack, E. Sloutskin, B.M. Ocko, P.S. Pershan, and M. Deutsch. Thin Solid Films 515, 5631-5636 (2007).
• The surface structure of concentrated aqueous salt solutions, E. Sloutskin, J. Baumert, B. M. Ocko, I. Kuzmenko, A. Checco, L. Tamam, E. Ofer, T. Gog, O. Gang, and M. Deutsch. J. Chem. Phys. 126, 054704 (2007).
• Crystalline surface phases of the liquid Au-Si eutectic alloy. O. Shpyrko, R. Streitel, V.S.K. Balagurusamy, A. Yu. Grigoriev, M. Deutsch, B. M. Ocko, M. Meron, B. Lin, and P.S. Pershan, Phys. Rev. B 76, 245436 (2007).
• Langmuir films of anthracene derivatives on liquid mercury I: Symmetric molecules, L. Tamam , H. Kraack, E. Sloutskin,B.M. Ocko BM, P.S. Pershan, E.Ofer, M. Deutsch, J. Phys. Chem. C 111, 2573-2579 (2007).
• Langmuir films of anthracene derivatives on liquid mercury II: Symmetric molecules, L. Tamam , H. Kraack, E. Sloutskin,B.M. Ocko BM, P.S. Pershan, E. Ofer, M. Deutsch, J. Phys. Chem. C 111, 2580-2587 (2007).
• End-to-End Stacking and Liquid Crystal Condensation of 6- to 20- Base Pair DNA Duplexes, M. Nakata, G. Zanchetta, B. D. Chapman, C.D. Jones, R. Pindak, T. Bellini, and N.A. Clark, Science 318, 1276 (2007).
• Microfocus x-ray diffraction study of the columnar phase of porphyrin-based mesogens, S.-W. Kang, Q. Li, B.D. Chapman, R. Pindak, J.O. Cross, L. Li, M. Nakata, and S. Kumar, Chemistry of Materials 19, 5657 (2007).

2006

• Liquid nanostripes, A. Checco, O. Gang, and B. Ocko. Phys. Rev. Lett. 96, 056104 (2006).
• High resolution non-contact AFM imaging of liquids condensed onto chemically nanopatterned surfaces, A. Checco, Y. Cai, O. Gang, and B. Ocko. Ultramicroscopy 106, 703-708 (2006).
• Direct structural observation of a molecular junction by high-energy x-ray reflectometry, M.Lefenfeld, J. Baumert, E. Sloutskin, I. Kuzmenko, P. Pershan, M. Deutsch, C. Nuckolls, and B. M. Ocko. Proc. Nat. Acad. Sci, 103, 2541-2545 (2006).
• Surface crystallization in a liquid AuSi alloy, O. Shpyrko, R. Streitel, V. S. K. Balagurusamy, A. Grigoriev, M. Deutsch, B. M. Ocko, M. Meron, B. Lin, and P. Pershan. Science 313, 77-80 (2006).
• Capillary wave fluctuations and intrinsic widths of coupled fluid-fluid interfaces: An x-ray scattering study of a wetting film on bulk liquid, M. Fukuto, O. Gang, K.J. Alvine and P.S. Pershan, Phys. Rev. E 74, 031607 (2006)
• Chemoresponsive monolayer transistors, X. Guo, M. Myers, S. Xiao, M. Lefenfeld, R. Steiner, G. Tulevski, J. Tang, J. Baumert, F. Leibfarth, J. Yardley, M. Steigerwald, P. Kim, and C. Nuckolls. PNAS 103(31), 11452-11456 (2006).
• Solvent mediated assembly of nanoparticles confined in mesoporous alumina, K. Alvine, D. Pontoni, O. Shpyrko, P. Pershan, D. Cookson, K. Shin, T. Russell, M. Brunnbauer, F. Stellacci, and O. Gang. Phys. Rev. B 73, 125412 (2006).
• Surface freezing in binary alkane/alcohol mixtures, E. Ofer, E. Sloutskin, L. Tamam, B.M. Ocko, and M. Deutsch. Phys. Rev. E 74, 021602 (2006).
• Salt complexation in block copolymer thin films, S.H. Kim, M.J. Misner, L.Yang L, O.Gang, B.M. Ocko, T.P. Russell, Macromolecules 39, 8473-8479 (2006).

2005

• Electro Pen Nanolithography, Y. Cai and B. Ocko. J. Amer. Chem. Soc. 127, 16287-16291 (2005).
• Liquids on topologically nano-patterned surfaces, O. Gang, K. Alvine, M. Fukuto, P. Pershan, C. Black, and B.M. Ocko. Phys. Rev. Lett. 95, 217801 (2005).
• Large scale fabrication of protein nanoarrays based on nanosphere lithography, Y. Cai and B.M. Ocko. Langmuir 21, 9274-9279 (2005).
• A modulated phase of phospholipids with in-plane square lattice, L. Yang and M. Fukuto. Phys. Rev. E 72, 010901(R) (2005)
• Crystalline phases of alkyl-thiol monolayers on liquid mercury, B. Ocko, H. Kraack, P. Pershan, E. Sloutskin, L. Tamam, and M. Deutsch. Phys. Rev. Lett. 94, 017802 (2005).
• Periodic arrays of interfacial cylindrical reverse micelles, M. Nelson, N. Cain, C. Taylor, B. Ocko, D. Gin, S. Hammond, and D. Schwartz. Langmuir 21, 9799-9802 (2005).
• Selective solvent induced reversible surface reconstruction of diblock copolymer thin films, T. Xu, M. Misner, S. Kim, J. Sievert, O. Gang, B. Ocko, and T. Russell. In: New Polymeric Materials, ACS Symposium Series 916, L.S. Korugic-Karasz, W. MacKnight, and E. Martuscelli (Eds.), pp. 158-170, Oxford University Press, New York, 2005.
• Real time GISAXS study of Micelle hydration in CTAB templated silica thin films, S. Dourdain, A. Rezaire, A. Mehdi, B. Ocko, and A. Gibaud. Physica B: Physics of Condensed Matter 357(1-2), 180-184 (2005).
• Surface layering in ionic liquids: an x-ray reflectivity study, E. Sloutskin, B. Ocko, L. Tamam, I. Kuzmenko, T. Gog, and M. Deutsch. J. Amer. Chem. Soc. 127, 7796-7804 (2005).
• Determination by x-ray reflectivity and small angle x-ray scattering of the porous properties of mesoporous silica thin films. S. Dourdain, J.-F. Bardeau, M. Colas, B. Smarsly, A. Mehdi, B. Ocko, and A. Gibaud. Applied Physics Letters 86, 113108 (2005).
• Structure of mercaptobiphenyl monolayers on mercury, L. Tamam, H. Kraack, E. Sloutskin, B. M. Ocko, P. Pershan, A. Ulman, and M. Deutsch. J. Phys. Chem. B 109, 12534-12543 (2005).
• Surface freezing of chain molecules at the liquid-liquid and liquid-air interfaces, E. Sloutskin, C. Bain, B. Ocko, and M. Deutsch. Faraday Discussions 129. 339-352 (2005).

2004

• Kinetics of monolayer Bi electrodeposition on Au(111): surface x-ray scattering and current transients, K. Tamura, J.X. Wang, R. R.Adzic, and B.M. Ocko. J. Phys. Chem. 108, 1992-1998 (2004).
• Surface layering in liquids: The role of surface tension, O. Shpyrko, M. Fukuto, P. Pershan, B. Ocko, I. Kuzmenko, T. Gog, and M. Deutsch. Phys. Rev. B 69, 245423 (2004).
• Fatty acid Langmuir films on liquid mercury: x-ray and surface tension studies, H. Kraack, B. Ocko, P. Pershan, E. Sloutskin, L. Tamam, and M. Deutsch. Langmuir 20, 5375-5385 (2004).
• The structure and phase diagram of Langmuir films of alcohols on mercury, H. Kraack, B. Ocko, P. Pershan, E. Sloutskin, L. Tamam, and M. Deutsch. Langmuir 20, 5386-5395 (2004).
• Scattering study on the selective solvent swelling induced surface reconstruction, T. Xu, J. Goldbach, M. Misner, S. Kim, A. Gibaud, O. Gang, B. Ocko, K. Guarini, C. Black, C. Hawker, and T. Russell. Macromolecules 37, 2972-2977 (2004).
• Temperature dependence of the structure of Langmuir films of normal-alkanes on liquid mercury, H. Kraack, B.M. Ocko, P.S. Pershan, L. Tamam, and M. Deutsch. J. Chem. Phys. 121(16), 8003-8009 (2004).
• In situ grazing incidence small-angle x-ray scattering real-time monitoring of the role of humidity during the structural formation of templated silica thin films, A.Gibaud, S. Dourdain, O. Gang and B. Ocko. Phys. Rev. B 70, 161403(R) (2004).
• Attaching organic semiconductors to gate oxides: In situ assembly of monolayer field effect transistors, G. Tulevski, Q. Miao, M. Fukuto, R. Abram, B. Ocko, R. Pindak, M. Steigerwald, C. Kagan, and JC. Nuckolis. J. Am. Chem. Soc. 126, 15048-15050 (2004).
• Surface and bulk interchange energy in binary mixtures of chain molecules, E. Sloutskin, E. Sirota, O. Gang, X. Wu, B. Ocko, and M. Deutsch. Eur. Phys. J. E 13, 109-112 (2004).
  10.
• Electric field induced sphere-to-cylinder transition in diblock copolymer thin films, T. Xu, A. Zvelindovsky, G.J.A. Sevink, O. Gang, B. Ocko, Y. Zhu, S. Gido, and T. Russell. Macromolecules 37, 6980-6984 (2004).
• Mesophase transitions, surface functionalization, and growth mechanism of semiconducting 6PTTP6 films from solution, H. Katz, T. Siegrist, M. Lefenfeld, P. Gopalan, M. Mushrush, B. Ocko, O. Gang, and N. Jisrawi. J. Phys. Chem. B 108, 8567-8571 (2004).
• Grazing incidence small x-ray scattering, B. Ocko and D. Smilgies. Synchrotron Radiat. News 17(5), 20-21 (2004).

2003

• Wall thickness and core radius determination in surfactant templated silica thin films using GISAXS and X-ray reflectivity, A. Gibaud, A. Baptiste, D.A. Doshi, C.J. Brinker, L. Yang, and B. Ocko, Europhys. Lett. 63(6), 833-839 (2003).
• The structure of organic langmuir films on liquid metal surfaces, H. Kraack, M. Deutsch, B.M. Ocko, and P.S. Pershan, Nucl. Instrum. Meth. Phys. Res. B 200, 363-370 (2003).
• Surface freezing in binary mixtures of chain molecules I: Alkane mixtures, E. Sloutskin, X.Z. Wu, T.B. Peterson, O. Gang, B.M. Ocko, E.B. Sirota, and M. Deutsch, Phys. Rev. E 68, 031605 (2003).
• Surface freezing in binary mixtures of chain molecules II: Dry and hydrated alcohol mixtures, E. Sloutskin, O. Gang, H. Kraack, A. Doerr, E.B. Sirota, B.M. Ocko, and M. Deutsch, Phys. Rev. E 68, 031606 (2003).
• A thin-thick transition in the surface-frozen layer of a binary alcohol mixture, E. Sloutskin, H. Kraack, O. Gang, B.M. Ocko, E.B. Sirota, and M. Deutsch, J. Chem. Phys. 118, 10729-10734 (2003).
• Langmuir films of normal-alkanes on the surface of liquid mercury, H. Kraack, B. Ocko, P. Pershan, E. Sloutskin, and M. Deutsch. J. Chem. Phys. 119(19),10339 (2003).
• Peering into the self-assembly of surfactant templated thin-film silica mesophases. D.A. Doshi, A. Gibaud, V. Goletto, B. Ocko, and J. Brinker, J. Am. Chem. Soc. 125(38), 11646-11655 (2003).

Last Modified: March 31, 2011
Please forward all questions about this site to: Ben Ocko

One of ten national laboratories overseen and primarily funded by the Office of Science of the U.S. Department of Energy (DOE), Brookhaven National Laboratory conducts research in the physical, biomedical, and environmental sciences, as well as in energy technologies and national security. Brookhaven Lab also builds and operates major scientific facilities available to university, industry and government researchers. Brookhaven is operated and managed for DOE's Office of Science by Brookhaven Science Associates, a limited-liability company founded by the Research Foundation for the State University of New York on behalf of Stony Brook University, the largest academic user of Laboratory facilities, and Battelle, a nonprofit, applied science and technology organization.

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