Professor Joseph Keddie
Professor of Soft Matter Physics
Qualifications: BA, BS (Alfred, USA); MS, PhD (Cornell, USA), CPhys, FInstP, MIM
Email: j.keddie@surrey.ac.uk
Phone: Work: 01483 68 6803
Room no: 04 BB 03
Further information
Biography
After graduating from Cornell University (USA), Joe Keddie spent two years as a post-doctoral researcher in the Polymer & Colloids Group at the Cavendish Laboratory, Cambridge followed by one year as an Oppenheimer Fellow. At Cambridge he used ellipsometry and environmental-SEM to study polymer colloids and thin films. In 1995 Joe moved to the University of Surrey as a Foundation Fund lecturer. Throughout his time at Surrey he has carried out research on soft matter, with special interest in polymer colloids. In recognition of his contributions to the understanding of polymer dynamics of polymers in thin films and colloidal dispersions, he was awarded the 2001 Paterson Medal and Prize by the Institute of Physics and named a Fellow. His research group won two Roon Awards from the Federation of Societies for Coatings Technology for papers presented at their Annual Meeting. In 2006 he was inducted into the Phi Beta Kappa honor society by his alma mater, Alfred University. A co-author of >100 journal articles and book chapters, he also holds two US patents and has recently submitted two international patent applications. He has recently written - along with his co-author, Alex Routh, at the University of Cambridge - a book entitled Fundamentals of Latex Film Formation: Processes and Properties. This book was published in 2010 by Springer. In September 2011, he was elected the chair of the Institute of Physics Polymer Physics Group.
Research Interests
Professor Keddie is interested in fundamental processes in soft matter, especially polymer thin films, nanoparticles, and colloidal dispersions. Particular topics of recent research are
- methods for creating patterns in colloidal films, including IR-assisted evaporative lithography
- structure/property relations in nanocomposites made from colloidal particles
- interfaces in nanocomposites, especially nanotube/polymer interfaces
- protein adsorption on copolymer templates
- nanostructure of pressure-sensitive adhesives (PSAs) and adhesion mechanisms in soft matter
- methods for creating switchable adhesion
- conjugated polymers for radiation detection
- pH and temperature-responsive polymer films for applications in "smart coatings"
- coalescence and drying mechanisms in colloidal dispersions
- surfactant transport in waterborne coatings
Along with others in the Soft Condensed Matter group, he uses several non-invasive probes, including atomic force microscopy, ellipsometry (both visible and IR), ion beam analysis and magnetic resonance profiling. He has particular expertise in the mechanisms by which polymer colloids form films and published a book on that topic in 2010.
Research Collaborations
Joe Keddie is a leader in two European projects (NsHAPe and NAPOLEON) concerning the development of improved waterborne, polymer coatings and adhesives through the control of their structure on the nanoscale. The NAPOLEON project has 21 partners, including nine from industry. He collaborates with Richard Sear and Alan Dalton in research on protein crystallisation and carbon nanotube/polymer composites. With Paul Sellin, he is developing the use of conjugated polymers for radiation detectors. A large fraction of his research has been supported by industries, including Cytec Specialty Chemicals (Drogenbos, Belgium), Akzo Nobel (Slough and Wilton), International Paint (Felling), BASF (Germany), Sun Chemicals (Orpington) and Dow Corning (Barry, South Wales). In recent projects, Joe has collaborated with Prof. Brian Vincent (Bristol), Costantino Creton (ESPCI, Paris), Prof. Jose' Asua (Univ. of the Basque Country, Spain), Prof. Ken Shull (Northwestern Univ.), Prof. Steve Armes (University of Sheffield), and Prof. Jian Lu (now at Manchester).
Publications
Highlights
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(2011) 'Bespoke periodic topography in hard polymer films by infrared radiation-assisted evaporative lithography'. ROYAL SOCIETY OF CHEMISTRY Soft Matter, 7 (23), pp. 11098-11102.doi: 10.1039/C1SM06527K
- . (2010) 'Enhanced Thermal Actuation in Thin Polymer Films Through Particle Nano-Squeezing by Carbon Nanotube Belts'. WILEY-V C H VERLAG GMBH ADV MATER, 22 (46), pp. 5310-5314.
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(2009) 'Soft polymer and nano-clay supracolloidal particles in adhesives: synergistic effects on mechanical properties'. ROYAL SOC CHEMISTRY SOFT MATTER, 5 (20), pp. 3842-3849.doi: 10.1039/b904740aFull text is available at: http://epubs.surrey.ac.uk/7101/
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(2008) 'Importance of Molecular Friction in a Soft Polymer-Nanotube Nanocomposite'. AMER CHEMICAL SOC MACROMOLECULES, 41 (20), pp. 7656-7661.doi: 10.1021/ma800868zFull text is available at: http://epubs.surrey.ac.uk/7102/
- . (2008) 'A molecular mechanism for toughening and strengthening waterborne nanocomposites'. WILEY-V C H VERLAG GMBH ADV MATER, 20 (1), pp. 90-+.
Journal articles
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(2012) 'Autostratification in drying colloidal dispersions: experimental investigations.'. Langmuir, United States: 28 (7), pp. 3420-3428.doi: 10.1021/la203975b
- . (2012) 'Transformation of waterborne hybrid polymer particles into films: Morphology development and modeling'. Elsevier Polymer, 53 (5), pp. 1098-1108.
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(2011) 'High charge-carrier mobilities in blends of poly(triarylamine) and TIPS-pentacene leading to better performing X-ray sensors'. Elsevier Organic Electronics, 12 (11), pp. 1903-1908.Full text is available at: http://epubs.surrey.ac.uk/7284/
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(2011) 'Locking carbon nanotubes in confined lattice geometries--a route to low percolation in conducting composites.'. J Phys Chem B, United States: 115 (20), pp. 6395-6400.doi: 10.1021/jp111998p
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(2011) 'Waterborne Polyurethane-Acrylic Hybrid Nanoparticles by Miniemulsion Polymerization: Applications in Pressure-Sensitive Adhesives'. AMER CHEMICAL SOC LANGMUIR, 27 (7), pp. 3878-3888.doi: 10.1021/la104830uFull text is available at: http://epubs.surrey.ac.uk/7108/
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(2011) 'Resolving the Film-Formation Dilemma with Infrared Radiation-Assisted Sintering.'. American Chemical Society Langmuir, 27 (6), pp. 2176-2180.doi: 10.1021/la200429jFull text is available at: http://epubs.surrey.ac.uk/7100/
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(2011) 'Some insights into the structural relaxation of spin-cast, glassy polymer thin films'. Nature Publishing Group Polymer Journal, 43 (2), pp. 214-217.doi: 10.1038/pj.2010.123Full text is available at: http://epubs.surrey.ac.uk/7671/
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(2011) 'Hydrogen-Bonding-Driven Self-Assembly of PEGylated Organosilica Nanoparticles with Poly(acrylic acid) in Aqueous Solutions and in Layer-by-Layer Deposition at Solid Surfaces'. LANGMUIR, 28, pp. 299-306.doi: 10.1021/la2038735
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(2011) 'Simultaneous free radical and addition miniemulsion polymerization: Effect of the diol on the microstructure of polyurethane-acrylic pressure-sensitive adhesives'. Elsevier Polymer, 52 (14), pp. 3021-3030.Full text is available at: http://epubs.surrey.ac.uk/158565/
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(2011) 'Bespoke periodic topography in hard polymer films by infrared radiation-assisted evaporative lithography'. ROYAL SOCIETY OF CHEMISTRY Soft Matter, 7 (23), pp. 11098-11102.doi: 10.1039/C1SM06527K
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(2011) 'Probing the early stages of solvent evaporation and relaxation in solvent-cast polymer thin films by spectroscopic ellipsometry'. Wiley Surface and Interface Analysis, 43 (11), pp. 1448-1452.doi: 10.1002/sia.3728
- . (2010) 'Enhanced Thermal Actuation in Thin Polymer Films Through Particle Nano-Squeezing by Carbon Nanotube Belts'. WILEY-V C H VERLAG GMBH ADV MATER, 22 (46), pp. 5310-5314.
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(2010) 'Cell adhesion on nanopatterned fibronectin substrates'. ROYAL SOC CHEMISTRY SOFT MATTER, 6 (21), pp. 5408-5416.doi: 10.1039/c0sm00201aFull text is available at: http://epubs.surrey.ac.uk/7160/
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(2010) 'Cross-Linked Network Development in Compatibilized Alkyd/Acrylic Hybrid Latex Films for the Creation of Hard Coatings'. American Chemical Society Langmuir: the ACS journal of surfaces and colloids, 26 (17), pp. 14323-14333.doi: 10.1021/la102392xFull text is available at: http://epubs.surrey.ac.uk/7109/
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(2010) 'Achieving a Stable Time Response in Polymeric Radiation Sensors under Charge Injection by X-rays'. 5th Edition. AMER CHEMICAL SOC ACS APPL MATER INTER, 2 (6), pp. 1692-1699.doi: 10.1021/am100220yFull text is available at: http://epubs.surrey.ac.uk/2962/
- . (2010) 'Colloid-Assisted Self-Assembly of Robust, Three-Dimensional Networks of Carbon Nanotubes over Large Areas'. WILEY-V C H VERLAG GMBH MACROMOL RAPID COMM, 31 (7), pp. 609-615.
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(2010) 'Adhesion of microorganisms to bovine submaxillary mucin coatings: effect of coating deposition conditions'. TAYLOR & FRANCIS LTD BIOFOULING, 26 (4), pp. 387-397.Full text is available at: http://epubs.surrey.ac.uk/7163/
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(2010) 'Waterborne, Semicrystalline, Pressure-Sensitive Adhesives with Temperature-Responsiveness and Optimum Properties'. AMER CHEMICAL SOC ACS APPL MATER INTER, 2 (2), pp. 443-451.doi: 10.1021/am9006947
- . (2010) 'AFM and uni-axial testing of pericardium exposed to radiotherapy doses'. Elsevier Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 652 (1), pp. 874-877.
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(2009) 'Characterization of thick film poly(triarylamine) semiconductor diodes for direct x-ray detection'. AMER INST PHYSICS J APPL PHYS, 106 (6) Article number 064513 doi: 10.1063/1.3225909Full text is available at: http://epubs.surrey.ac.uk/2471/
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(2009) 'The Uptake and Release of Cationic Surfactant from polyampholyte Microgel Particles in Dispersion and as an Adsorbed Monolayer'. AMER CHEMICAL SOC LANGMUIR, 25 (17), pp. 9677-9683.doi: 10.1021/la900917v
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(2009) 'Protein Nanopatterning on Self-Organized Poly(styrene-b-isoprene) Thin Film Templates'. American Chemical Society LANGMUIR, 25 (8), pp. 4526-4534.doi: 10.1021/la8038957Full text is available at: http://epubs.surrey.ac.uk/7164/
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(2009) 'pH Dependence of the Properties of Waterborne Pressure-Sensitive Adhesives Containing Acrylic Acid'. AMER CHEMICAL SOC ACS APPL MATER INTER, 1 (3), pp. 631-639.doi: 10.1021/am800179yFull text is available at: http://epubs.surrey.ac.uk/7103/
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(2009) 'Design and fabrication of colloidal polymer nanocomposites'. ELSEVIER SCIENCE BV Advances in Colloid and Interface Science, 147-148, pp. 319-332.Full text is available at: http://epubs.surrey.ac.uk/7206/
- . (2009) 'Mapping the route from wet to dry'. European Coatings Journal, (11), pp. 28-32.
- . (2009) 'Spectroscopic ellipsometry of mucin layers on an amphiphilic diblock copolymer surface'. Applied Spectroscopy, 63 (8), pp. 889-898.
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(2009) 'Soft polymer and nano-clay supracolloidal particles in adhesives: synergistic effects on mechanical properties'. ROYAL SOC CHEMISTRY SOFT MATTER, 5 (20), pp. 3842-3849.doi: 10.1039/b904740aFull text is available at: http://epubs.surrey.ac.uk/7101/
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(2009) 'A Comparison of Tackified, Miniemulsion Core-Shell Acrylic Latex Films with Corresponding Particle-Blend Films: Structure-Property Relationships'. AMER CHEMICAL SOC LANGMUIR, 25 (18), pp. 11021-11031.doi: 10.1021/la901324nFull text is available at: http://epubs.surrey.ac.uk/7105/
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(2009) 'Deformation and adhesion of a periodic soft-soft nanocomposite designed with structured polymer colloid particles'. ROYAL SOC CHEMISTRY SOFT MATTER, 5 (7), pp. 1440-1447.doi: 10.1039/b815292fFull text is available at: http://epubs.surrey.ac.uk/7110/
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(2008) 'Correlation of Silicone Incorporation into Hybrid Acrylic Coatings with the Resulting Hydrophobic and Thermal Properties'. AMER CHEMICAL SOC MACROMOLECULES, 41 (22), pp. 8537-8546.doi: 10.1021/ma8006015Full text is available at: http://epubs.surrey.ac.uk/7419/
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(2008) 'Importance of Molecular Friction in a Soft Polymer-Nanotube Nanocomposite'. AMER CHEMICAL SOC MACROMOLECULES, 41 (20), pp. 7656-7661.doi: 10.1021/ma800868zFull text is available at: http://epubs.surrey.ac.uk/7102/
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(2008) 'The diacetone acrylamide crosslinking reaction and its influence on the film formation of an acrylic latex'. SPRINGER J COAT TECHNOL RES, 5 (3), pp. 285-297.Full text is available at: http://epubs.surrey.ac.uk/15385/
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(2008) 'Heterogeneous drying of colloidal polymer films: Dependence on added salt'. American Chemical Society LANGMUIR, 24 (14), pp. 7580-7589.doi: 10.1021/la800525nFull text is available at: http://epubs.surrey.ac.uk/7251/
- . (2008) 'A molecular mechanism for toughening and strengthening waterborne nanocomposites'. WILEY-V C H VERLAG GMBH ADV MATER, 20 (1), pp. 90-+.
- . (2008) 'Protein adsorption on materials for recording sites on implantable microelectrodes'. SPRINGER J MATER SCI-MATER M, 19 (1), pp. 143-151.
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(2008) 'Lateral Surface Nonuniformities in Drying Latex Films'. JOHN WILEY & SONS INC AICHE J, 54 (12), pp. 3092-3105.doi: 10.1002/aic.11621
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(2007) 'An alternative approach to the modification of talc for the fabrication of polypropylene/Talc composites'. JOHN WILEY & SONS INC J APPL POLYM SCI, 106 (1), pp. 386-393.doi: 10.1002/app.26462
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(2007) 'Absorption of cetylpyridinium chloride into Poly(N-isopropylacrylamide)-Based microgel particles, in dispersion and as surface-deposited monolayers'. 5th Edition. AMER CHEMICAL SOC LANGMUIR, 23 (19), pp. 9572-9577.doi: 10.1021/1a700877nFull text is available at: http://epubs.surrey.ac.uk/164606/
- . (2007) 'Influence of the colloidal stability of latex particles on their distribution in drying films'. AMER CHEMICAL SOC ABSTR PAP AM CHEM S, 234
- . (2007) 'Multifunctional nanocomposites of soft polymer colloids and carbon nanotubes'. AMER CHEMICAL SOC ABSTR PAP AM CHEM S, 234
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(2007) 'Direct x-ray detection with conjugated polymer devices'. AMER INST PHYSICS APPL PHYS LETT, 91 (3) Article number 033509 doi: 10.1063/1.2748337Full text is available at: http://epubs.surrey.ac.uk/297/
- . (2007) 'COLL 306-Waterborne nanocomposite pressure-sensitive adhesives: Achieving enhanced adhesion combined with electrical conductivity'. AMER CHEMICAL SOC ABSTR PAP AM CHEM S, 233
- . (2007) 'Waterborne nanocomposite pressure-sensitive adhesives: Achieving enhanced adhesion combined with electrical conductivity'. AMER CHEMICAL SOC ABSTR PAP AM CHEM S, 233
- . (2007) 'Lateral distribution of surfactants in waterborne pressure sensitive adhesive films: Theory and experiment'. AMER CHEMICAL SOC ABSTR PAP AM CHEM S, 233
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(2007) 'Probing particle structure in waterborne pressure-sensitive adhesives with atomic force microscopy'. Journal of Colloid and Interface Science, 307 (1), pp. 56-63.Full text is available at: http://epubs.surrey.ac.uk/7207/
- . (2006) 'Bandgap enhancement of layered nanocrystalline silicon from excimer laser crystallization'. IOP PUBLISHING LTD NANOTECHNOLOGY, 17 (21), pp. 5412-5416.
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(2006) 'Swelling and deswelling of adsorbed microgel monolayers triggered by changes in temperature, pH, and electrolyte concentration'. AMER CHEMICAL SOC LANGMUIR, 22 (11), pp. 5036-5041.doi: 10.1021/la060252z
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(2006) 'Skin development during the film formation of waterborne acrylic pressure-sensitive adhesives containing tackifying resin'. TAYLOR & FRANCIS LTD J ADHESION, 82 (3), pp. 217-238.Full text is available at: http://epubs.surrey.ac.uk/7104/
- . (2006) 'Waterborne, nanocomposite pressure-sensitive adhesives with high tack energy, optical transparency, and electrical conductivity'. Advanced Materials, 18 (20), pp. 2730-2734.
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(2006) 'The fine dispersion of functionalized carbon nanotubes in acrylic latex coatings'. Elsevier Progress in Organic Coatings, 57 (2), pp. 91-97.Full text is available at: http://epubs.surrey.ac.uk/7518/
- . (2005) 'Infrared ellipsometry of interdiffusion in thin films of miscible polymers'. Surface and Interface Analysis, 37 (1), pp. 33-41.
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(2004) 'Thickness dependence of structural relaxation in spin-cast, glassy polymer thin films'. American Physical Society Physical Review E, 70 Article number 051805 Full text is available at: http://epubs.surrey.ac.uk/7422/
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(2004) 'Influence of interfaces on the rates of crosslinking in poly(dimethyl siloxane) coatings'. JOHN WILEY & SONS INC J POLYM SCI POL CHEM, 42 (6), pp. 1421-1431.doi: 10.1002/pola.20006
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(2004) 'Water vapour sorption by the pedal mucus trail of a land snail'. Elsevier Colloids and Surfaces B: Biointerfaces, 33 (3-4), pp. 251-258.Full text is available at: http://epubs.surrey.ac.uk/161500/
- . (2004) 'Understanding water-borne coatings: New techniques to answer old questions'. Surface Coatings International Part A: Coatings Journal, 87 (2), pp. 70-73.
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(2003) 'Structural relaxation of spin-cast glassy polymer thin films as a possible factor in dewetting.'. Springer Eur Phys J E Soft Matter, France: 12 (3), pp. 437-440.Full text is available at: http://epubs.surrey.ac.uk/158567/
- . (2003) 'Influence of the glass transition on solvent loss from spin-cast glassy polymer thin films.'. Eur Phys J E Soft Matter, France: 12 Suppl 1, pp. S87-S91.
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(2003) 'Distribution of surfactants near acrylic latex film surfaces: A comparison of conventional and reactive surfactants (surfmers)'. AMER CHEMICAL SOC LANGMUIR, 19 (8), pp. 3212-3221.doi: 10.1021/la0267950
- . (2003) 'Magnetic resonance profiling studies of the drying of film-forming aqueous dispersions and glue layers.'. Magn Reson Imaging, United States: 21 (3-4), pp. 235-241.
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(2003) 'Evidence from infrared ellipsometry for covalent bonding at a polymer/polymer interface with relevance to "lock-up" in pressure-sensitive adhesive laminates'. Taylor and Francis Journal of Adhesion, 79 (12), pp. 1207-1218.doi: 10.1080/714906164Full text is available at: http://epubs.surrey.ac.uk/161501/
- . (2003) 'The dependence of the rate of crosslinking in poly(dimethyl siloxane) on the thickness of coatings'. Polymer, 44 (17), pp. 4829-4838.
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(2003) 'Slow relaxation of spin-cast poly(methyl methacrylate) confined in thin films'. Materials Research Society Materials Research Society Symposium - Proceedings, 790, pp. 251-256.Full text is available at: http://epubs.surrey.ac.uk/158566/
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(2003) 'Morphology and elasticity of waterborne acrylic pressure-sensitive adhesives investigated, with atomic force microscopy'. JOURNAL OF ADHESION SCIENCE AND TECHNOLOGY, 17 (2), pp. 243-259.Full text is available at: http://epubs.surrey.ac.uk/167787/
- . (2003) 'Influence of the glass transition on solvent loss from spin-cast glassy polymer thin films'. European Physical Journal E, 12 (SUPPL. 1), pp. 75-79.
- . (2002) 'Influence of drier combination on through-drying in waterborne alkyd emulsion coatings observed with magnetic resonance profiling'. FEDERATION SOC COATING TECH J COATING TECHNOL, 74 (933), pp. 113-124.
- . (2002) 'Vertical water distribution during the drying of polymer films cast from aqueous emulsions.'. Eur Phys J E Soft Matter, France: 8 (4), pp. 421-429.
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(2002) 'Origins and effects of a surfactant excess near the surface of waterborne acrylic pressure-sensitive adhesives'. AMER CHEMICAL SOC LANGMUIR, 18 (11), pp. 4478-4487.doi: 10.1021/la0117698
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(2002) 'Inhibition of the surface levelling of thermosetting polyester powder coatings caused by surface tension gradients'. Springer Journal of Materials Science, 37 (22), pp. 4759-4768.Full text is available at: http://epubs.surrey.ac.uk/173671/
- . (2001) 'New insights into the imaging of waterborne acrylic pressure-sensitive adhesives by tapping mode AFM.'. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 222, pp. U346-U346.
- . (2001) 'MR profiling of film formation and crosslinking in waterborne alkyd emulsions and emulsion paints.'. AMER CHEMICAL SOC ABSTR PAP AM CHEM S, 222, pp. U378-U378.
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(2001) 'Lateral drying in thick films of waterborne colloidal particles'. AMER CHEMICAL SOC LANGMUIR, 17 (11), pp. 3202-3207.doi: 10.1021/la001590h
- . (2001) 'Fickian ingress of binary solvent mixtures into glassy polymer'. AMER CHEMICAL SOC MACROMOLECULES, 34 (4), pp. 890-895.
- . (2001) 'The technological and environmental pressures on advanced adhesives'. Materials World, 9 (11), pp. 22-24.
- . (2001) 'Drying modes of polymer colloids'. ACS Symposium Series, 790, pp. 2-26.
- . (2001) 'Etude structurale des films d'adhesifs acryliques sensibles a la pression par microscopie a force atomique en mode tapping'. Vide: Science, Technique et Applications, (302 SUPPL.), pp. 34-37.
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(2001) 'Nano-mechanical properties and topography of thermosetting acrylic powder coatings'. JOURNAL OF COATINGS TECHNOLOGY, 73, pp. 65-73.doi: 10.1007/BF02698498
- . (2001) 'Molecular weight effects on the film formation of latex and on surfactant distribution and morphology'. ACS Symposium Series, 790, pp. 58-87.
- . (2001) 'Structural analysis of organic interfacial layers by ellipsometry'. Current Opinion in Colloid and Interface Science, 6 (2), pp. 102-110.
- . (2001) 'Obtaining and interpreting images of waterborne acrylic pressure-sensitive adhesives by tapping-mode atomic force microscopy'. Langmuir, 17 (22), pp. 7022-7031.
- . (2000) 'Water sorption in polymer network films synthesised from PEO oligomers containing acrylic and vinyl ether functionalities'. POLYMER BULLETIN, 45, pp. 431-438.
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(2000) 'Depth profiles of polymer mobility during the film formation of a latex dispersion undergoing photoinitiated cross-linking'. AMER CHEMICAL SOC MACROMOLECULES, 33 (22), pp. 8443-8452.doi: 10.1021/ma000787d
- . (2000) 'Lateral transport of water during drying of alkyd emulsions'. AMER CHEMICAL SOC LANGMUIR, 16 (3), pp. 1057-1065.
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(2000) 'Humidity sensing using PMMA-PMTGA-PMMA polymer in low coherence interferometric system'. ELECTRONICS LETTERS, 36, pp. 73-74.doi: 10.1049/el:20000125
- . (2000) 'Use of ellipsometry and gravimetry to develop calibration standards for measuring silicone coat weight and thickness with x-ray fluorescence spectroscopy'. Surface and Interface Analysis, 29 (5), pp. 341-345.
- . (2000) 'Adsorption of penta(ethylene glycol) monododecyl ether at the solid poly(methyl methacrylate)-water interface: A spectroscopic ellipsometry study'. Langmuir, 16 (2), pp. 740-748.
- . (2000) 'pH-controlled adsorption of polyelectrolyte diblock copolymers at the solid/liquid interface'. Langmuir, 16 (14), pp. 5980-5986.
- . (2000) 'Film formation of latex blends with bimodal particle size distributions: Consideration of particle deformability and continuity of the dispersed phase'. Macromolecules, 33 (7), pp. 2695-2708.
- . (2000) 'Surface levelling of thermosetting powder coatings: theory and experiment'. Journal of Physics D: Applied Physics, 33 (16), pp. 1975-1981.
- . (1999) 'Surface flattening of thermosetting powder coatings: Theory and experiment.'. AMER CHEMICAL SOC ABSTR PAP AM CHEM S, 218, pp. U626-U626.
- . (1999) 'Magnetic resonance imaging of the film formation of waterborne coatings.'. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 218, pp. U621-U621.
- . (1999) 'Molecular weight effects on film formation of latex and surfactant morphology.'. AMER CHEMICAL SOC ABSTR PAP AM CHEM S, 218, pp. U609-U609.
- . (1999) 'The reduced adsorption of lysozyme at the phosphorylcholine incorporated polymer/aqueous solution interface studied by spectroscopic ellipsometry.'. Biomaterials, ENGLAND: 20 (16), pp. 1501-1511.
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(1999) 'Structure of self-assembled layers on silicon: Combined use of spectroscopic variable angle ellipsometry, neutron reflection, and atomic force microscopy'. Journal of Applied Physics, 85 (2), pp. 868-875.doi: 10.1063/1.369205Full text is available at: http://epubs.surrey.ac.uk/164607/
- . (1999) 'Surfactant concentration and morphology at the surfaces of acrylic latex films'. Progress in Organic Coatings, 35 (1-4), pp. 89-99.
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(1999) 'Magnetic-resonance determination of the spatial dependence of the droplet size distribution in the cream layer of oil-in-water emulsions: Evidence for the effects of depletion flocculation'. The American Physical Society Physical Review E - Statistical Physics, Plasmas, Fluids, and Related Interdisciplinary Topics, 59 (1), pp. 874-884.Full text is available at: http://epubs.surrey.ac.uk/164608/
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(1999) 'Bayesian inference analysis of ellipsometry data'. Physical Review E - Statistical Physics, Plasmas, Fluids, and Related Interdisciplinary Topics, 59 (5), pp. 6138-6151.Full text is available at: http://epubs.surrey.ac.uk/164609/
- . (1999) 'Three-dimensional radiation dose measurements with Ferrous Benzoic Acid Xylenol Orange in Gelatin gel and optical absorption tomography'. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 422 (1-3), pp. 617-620.
- . (1999) 'Equilibrium swelling of hydrophilic polyacrylates in humid environments'. Macromolecules, 32 (1), pp. 136-144.
- . (1999) 'Processing and characterization of sol-gel deposited Ta2O5 and TiO2-Ta2O5 dielectric thin films'. Solid-State Electronics, 43 (6), pp. 1095-1099.
- . (1997) 'Concentration profiles in creaming oil-in-water emulsion layers determined with stray field magnetic resonance imaging'. Langmuir, 13 (14), pp. 3621-3626.
- . (1997) 'Non-ionic surfactant concentration profiles in undamaged and damaged hair fibres determined by scanning ion beam nuclear reaction analysis'. Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms, 132 (4), pp. 697-703.
- . (1997) 'Ion beam analysis of small molecule diffusion in polymers'. Annual Technical Conference - ANTEC, Conference Proceedings, 2, pp. 2211-2215.
- . (1997) 'Film formation of latex'. Materials Science and Engineering R: Reports, 21 (3), pp. 101-170.
- . (1996) 'Rate-Limiting Steps in Film Formation of Acrylic Latices as Elucidated with Ellipsometry and Environmental Scanning Electron Microscopy'. ACS Symposium Series, 648, pp. 332-348.
- . (1996) 'Film formation of acrylic latices with varying concentrations of non-film-forming latex particles'. Langmuir, 12 (16), pp. 3793-3801.
- . (1995) 'RATE-LIMITING STEPS IN THE FILM FORMATION OF WATER-BORNE ACRYLIC LATTICES AS ELUCIDATED WITH ELLIPSOMETRY AND ENVIRONMENTAL-SEM'. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 210, pp. 76-PSME.
- . (1995) 'Depression of the glass transition temperature in ultra-thin, grafted polystyrene films'. Materials Research Society Symposium - Proceedings, 366, pp. 183-188.
- . (1995) 'Kinetics of film formation in acrylic latices studied with multiple-angle-of-incidence ellipsometry and environmental SEM'. Macromolecules, 28 (8), pp. 2673-2682.
- . (1995) 'GLASS-TRANSITION BEHAVIOR IN ULTRA-THIN POLYSTYRENE FILMS'. ISRAEL JOURNAL OF CHEMISTRY, 35, pp. 21-26.
- . (1994) 'SIZE-DEPENDENT DEPRESSION OF THE GLASS-TRANSITION TEMPERATURE IN POLYMER-FILMS'. EUROPHYSICS LETTERS, 27, pp. 59-64.
- . (1994) 'INTERRELATIONSHIP BETWEEN DENSIFICATION, CRYSTALLIZATION, AND CHEMICAL EVOLUTION IN SOL-GEL TITANIA THIN-FILMS'. JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 77, pp. 1592-1596.
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(1994) 'INTERFACE AND SURFACE EFFECTS ON THE GLASS-TRANSITION TEMPERATURE IN THIN POLYMER-FILMS'. FARADAY DISCUSSIONS, 98, pp. 219-230.doi: 10.1039/fd9949800219
- . (1993) 'RELATIONSHIP BETWEEN WATER DESORPTION AND LOW-TEMPERATURE DENSIFICATION OF COLLOIDAL ANATASE THIN-FILMS'. JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 76, pp. 2529-2533.
- . (1993) 'NEUTRON REFLECTOMETRY CHARACTERIZATION OF INTERFACE WIDTH BETWEEN SOL-GEL TITANIUM-DIOXIDE AND SILICON DIOXIDE THIN-FILMS'. JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 76, pp. 2534-2538.
- . (1993) 'ION-BEAM-INDUCED DENSIFICATION OF ZIRCONIA SOL-GEL THIN-FILMS'. JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 76, pp. 1369-1379.
- . (1991) 'EFFECT OF NITRIDATION RATE ON THE COMPOSITION AND CONDUCTIVITY OF TITANIUM NITRIDE FILMS PREPARED FROM SOL-GEL TITANIA'. JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 74, pp. 2937-2940.
- . (1991) 'EFFECT OF HEATING RATE ON THE SINTERING OF TITANIUM-DIOXIDE THIN-FILMS - COMPETITION BETWEEN DENSIFICATION AND CRYSTALLIZATION'. JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 74, pp. 2669-2671.
- . (1991) 'Electrically conducting glasses: incorporation of polypyrrole in a porous SiO2 matrix'. Journal of Non-Crystalline Solids, 136 (1-2), pp. 97-102.
- . (1990) 'Ion-beam analysis of silica sol-gel films. Structural and compositional evolution'. Journal of the American Ceramic Society, 73 (10), pp. 3106-3109.
Conference papers
- . (2010) 'Effect of penetrating ionising radiation on the mechanical properties of pericardium'. ELSEVIER SCIENCE BV NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, Melbourne, AUSTRALIA: 11th International Symposium on Radiation Physics 619 (1-3), pp. 356-360.
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(2009) 'Flexible radiation dosimeters incorporating semiconducting polymer thick films'. Proceedings of SPIE - The International Society for Optical Engineering, San Diego, USA: Hard X-ray, gamma-ray, and neutron detector physics XI 7449doi: 10.1117/12.829619Full text is available at: http://epubs.surrey.ac.uk/2486/
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(2009) 'An experimental test of the scaling prediction for the spatial distribution of water during the drying of colloidal films'. EDP SCIENCES S A/SPRINGER EUROPEAN PHYSICAL JOURNAL-SPECIAL TOPICS, Paris, FRANCE: 7th Biannual European Coating Symposium 166 (1), pp. 21-27.Full text is available at: http://epubs.surrey.ac.uk/7179/
- . (2003) 'IR ellipsometry of crosslinking in silicone coatings: Effect of thickness'. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 225, pp. U702-U702.
- . (2003) 'Influence of interfaces on the rate of crosslinking in silicone coatings.'. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 225, pp. U710-U710.
- . (2002) 'Assessing biocompatibility of materials for implantable microelectrodes using cytotoxicity and protein adsorption studies'. 2ND ANNUAL INTERNATIONAL IEEE-EMBS SPECIAL TOPIC CONFERENCE ON MICROTECHNOLOGIES IN MEDICINE & BIOLOGY, PROCEEDINGS, , pp. 261-264.
- . (2001) 'New techniques for determining the extent of crosslinking in coatings'. ELSEVIER SCIENCE SA PROGRESS IN ORGANIC COATINGS, ATHENS, GREECE: Conference on Organic Coatings and Technology 43 (1-3), pp. 85-98.
- . (1999) 'Application of ellipsometry to polymers at interfaces and in thin films'. POLYMER SURFACES AND INTERFACES III, , pp. 1-42.
- . (1998) 'Polymer dynamics in thin films'. MODERN ASPECTS OF COLLOIDAL DISPERSIONS, , pp. 149-157.
- . (1998) 'Film formation of latices'. MODERN ASPECTS OF COLLOIDAL DISPERSIONS, , pp. 51-59.
Books
- . (2010) Fundamentals of Latex Film Formation: Processes and Properties. Springer Verlag
Teaching
HE1 Level 1 Properties of Matter
HE Level 2 Modern and Specialist Physics Laboratory
HE Level 2 Thermal Physics
HE Level 3 Soft Matter Physics
Departmental Duties
Leader of the Soft Condensed Matter Group
Acting Chair of the Physics Department Research Committee
Senior Tutor for Professional Training
Research News
We have recently moved into refurbished laboratory space. Have a look on a virtual tour here. We also have access to a new thermal analysis laboratory shown here.
Our report of a new method to make patterned polymer coatings using IR-assisted evaporative lithography has been highlighted on the inside front cover of Soft Matter. The research was also reported in Eureka magazine and The Engineer. We have also applied for an international patent on the technology.
My PhD student, Robert Gurney, has won a prize for his poster on switchable adhesives, which was presented at the Adhesion '11 meeting, organised by the IOM3.
Research by my former PhD student, Tao Wang, which was carried out in collaboration with the research team of Stefan Bon at the University of Warwick, has recently appeared as the cover article in Soft Matter. The paper shows how nanocomposite particles of clay and polymers can be used to increase the adhesion energy of polymer films.
My 1994 paper on the reduced glass transition temperature in polymer thin films, which was co-authored with Professor Richard Jones (now at the Univeristy of Sheffield), has been named as one of the 25 most-cited articles in the Europhysics Letters archive.
Posters by Tecla Weerakkody (Soft Matter PhD student) and Dr. Carolina de las Heras (post-doctoral fellow) won prizes at the UK Polymer Colloids Forum meeting at the University of Greenwich in August 2008.
A paper written by part-time PhD student, Nicki Kessel, and me has won the 2007 Roon Award (Second Place) from the Federation of Societies for Coatings Technology. Nicki collected the prize (a plaque and a cheque) in Toronto in October.
Our research with Dr. Paul Sellin, which showed that conjugated polymers can be used for the direct detection of X-radiation, has been highlighted in Laser Focus World.
Tecla Weerakkody, a Soft Matter PhD student, won the BASF Poster Prize at the International Conference on Polymer Colloids, held at the University of Warwick in September 2007.
Mr. Tao Wang, who is a PhD student working with Joe Keddie and Alan Dalton, has won the "Best Student Paper Prize" from the Polymer Physics Group of the Institute of Physics. Wang presented his prize-winning paper at the Biennial Meeting in Durham in September 2007.
Our recent work on waterborne, nanocomposite adhesives having electrical conductivity and optical clarity has been featured in the "Spotlight" on the Nanowerk website on nanotechnology news. This work was also selected by the editors of Science magazine for their "Editor's Choice" column on November 17th 2006. (The link requires a subscription to Science.) Mark Levine wrote that the properties of our adhesives "bode well for eventual applications of this relatively environmentally benign material in electronics and displays." Below is a photograph of the de-bonded surface of an adhesive that is a nanocomposite of carbon nanotubes and poly(butyl acrylate).
Joe Keddie gave an invited lecture at the Tess Award Symposium in honour of Prof. "Skip" Scriven at the 234th ACS Meeting in Boston in August 2007. He also gave an invited lecture at the European Coatings Symposium in Paris.
Professional Activities
- Organizing Committe of the Coatings Science International (CoSI) conferences, held annually in Noordwijk, The Netherlands
- Editorial Advisory Board of ACS Applied Materials and Interfaces
- Chair of the Polymer Physics Group of the Institute of Physics;
- Member of the International Polymer Colloid Group
- EPSRC College member
- Former member of the Applied Polymer Science Committee of the Institute of Materials, Mining and Minerals
- Former committee member of the UK Polymer Colloids Forum of MacroGroup

