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pH-Responsive Polyelectrolyte Brushes Studied by Neutron Reflectivity and in ...
pH-responsive polymer brushes comprise of long polymer chains of either a weak acid or base chemically attached to a surface. Depending upon the degree of ionisation along the... -
Does tethered PEG behave as a typical polymer brush at the solid-liquid inter...
We propose to make neutron reflectivity measurements of hydrophillic polymers covalently attached, via thiol chemistry, to the gold-water interface. In particular, we will... -
In situ hydration study of the novel ionic conductor Ba7MoNb4O20
Oxide-ion and proton-conducting materials attract considerable interest thanks to their application as electrolytes in solid-oxide fuel cells (SOFCs). We have recently... -
Switchable adhesion between oppositely charged polyelectrolytes: dependence o...
Tuning the interactions between different surfaces has technological benefits in areas such as adhesion, compatibilisation and nano-actuators. We shall study the interaction... -
Novel block bottlebrush polyelectrolytes: The effect of cationic block charge...
In this work we will study a novel block copolymers consisting of a linear cationic block and uncharged bottle-brush block having 45 units long poly(ethylene oxide) side chains.... -
Polymer brush profiles using off-specular reflection from the walls of trenches
Nature frequently uses charged, weak-polyelectrolyte brushes at interfaces to control surface function and properties; surface wetting, lubrication, to limit deposition of... -
Interactions between a polymer brush grown from a macro-initiator-modified sa...
We propose to make neutron reflectivity measurements of the weak polyelectrolyte, poly(dimethy amino ethyl methacrylate), grown from two different surface densities of initiator... -
Modes of protein adsorption at polyethylene oxide brushes of various polymer ...
We wish to understand the mechanism to which polymer brushes such as PEO resist the adsorption of protein and thus offer biocompatibility for various surface applications....