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Total result(s) found: 11
  • Molecular rheology of branched polymers: decoding and exploring the role of architectural dispersity through a synergy of anionic synthesis, interaction chromatography, rheometry and modeling
    E. van Ruymbeke, H. Lee, T. Chang, A. Nikopoulou, N. Hadjichristidis, F. Snijkers and D. Vlassopoulos
    Soft Matter, Volume 10, Issue 27, Pages 4762-4777, (2014)​
Keywords:
Characterization, Chromatography, Elasticity, Molecular structure, Statistical mechanics
  • Understanding constraint release in star/linear polymer blends
    M.E. Shivokhin, E.V. Ruymbeke, C. Bailly, D. Kouloumasis, N. Hadjichristidis, A.E. Likhtman
    Macromolecules, Volume 47, Issue 7, Pages 2451-2463, (2014)​
Keywords:
Chains, Stars, Stochastic models, Stress relaxation, Analytical equations, Constraint release, Friction coefficients, Relaxation dynamics, Relaxation functions, Relaxation mechanism, Relaxation zone, Topological constraints
  • ​ Sequential polymerization of ethylene oxide, ε-caprolactone and L-lactide: a one-pot metal-free route to tri- and pentablock terpolymers
    J. Zhao, D. Pahovnik, Y. Gnanou and N. Hadjichristidis
    Polymer Chemistry, Volume 5, Issue 12, Pages 3750-3753, (2014)​
Keywords:
Polymerization, 3 phenyl 1 propanols, Caprolactone, Ethylene oxides, L-lactide, One pot, Phosphazene base, Sequential polymerization, Triblocks
  • A "catalyst switch" strategy for the sequential metal-free polymerization of epoxides and cyclic esters/carbonate
    J. Zhao, D. Pahovnik, Y. Gnanou, N. Hadjichristidis
    Macromolecules, Volume 47, Issue 12, Pages 3814-3822, (2014) ​
Keywords:
Block copolymers, Catalysts, Esters, Ethers, Cyclic carbonates, Ethylene oxides, Metal-free synthesis, Organic catalysts, Phosphazene base, Polyether chains, Sequential polymerization, Trimethylene carbonate
  • Phosphazene-​catalyzed ring-​opening polymerization of ε-​caprolactone: influence of solvents and initiators
    H. Alamri, J. Zhao, D. Pahovnik, N. Hadjichristidis
    Polymer Chemistry, Volume 5, Issue 18, Pages 5471-5478, (2014)
Keywords:
Catalysis, Dichloromethane, Organic polymers, Organic solvents, Solvents, Different solvents, Fast polymerization, Phosphazene base, Polymerization rates, Primary alcohols, Room temperature, Secondary alcohols, Tetra-hydrofuran
  • ​Well-​defined polyethylene molecular brushes by polyhomologation and ring opening metathesis polymerization
    H. Zhang, Y. Gnanou and N. Hadjichristidis
    Polymer Chemistry, 5, 6431-6434, (2014)
Keywords:
Polymers
  • One-pot synthesis of linear- and three-arm star-tetrablock quarterpolymers via sequential metal-free ring-opening polymerization using a "catalyst switch" strategy
    J. Zhao, D. Pahovnik, Y. Gnanou, N. Hadjichristidis
    Journal of Polymer Science, Part A: Polymer Chemistry, (2014)
Keywords:
Block copolymers, Heterocyclic monomers, Organic catalysts, Ring-opening polymerization, Sequential polymerization, Star polymers
  • Sequence-controlled copolymers of 1,2,3,4,5-pentafluorostyrene: mechanistic insight and application to organocatalysis
    J.-P. O'Shea, V. Solovyeva, X. Guo, J. Zhao, N. Hadjichristidis and V. O. Rodionov
    Polymer Chemistry, Volume 5, Issue 3, Pages 698-701, (2014)
Keywords:
2 ,3 ,4 ,5 ,6-pentafluorostyrene, Alternating copolymer, Azide-alkyne cycloaddition, Conventional free-radical polymerization, Hetero-nuclear multiple bond correlations, Monomer reactivity ratios, Organocatalysis, Polymerization initiators
  • Phosphazene-promoted metal-free ring-opening polymerization of ethylene oxide initiated by carboxylic acid
    J. Zhao, D. Pahovnik, Y. Gnanou and N. Hadjichristidis
    Macromolecules, Volume 47, Issue 5, Pages 1693-1698, (2014)
Keywords:
Anionic ring opening polymerization, Biomolecular engineering, Chain growth, Ethylene oxides, Induction periods, Kinetic study, Phosphazene base, Poly (ethylene oxide) (PEO)
  • Phosphazene-promoted anionic polymerization
    J. Zhao, N. Hadjichristidis, Y. Gnanou
    Polimery/Polymers, Volume 59, Issue 1, Pages 49-59, (2014)
Keywords:
Functionalized polymers, Macromolecular architecture, Macromolecular engineering, Metal-free polymerization techniques, Nucleophilicities, Phosphazene base, Phosphazene basis, Situ activation
  • Polymethylene-based copolymers by polyhomologation or by Its combination with controlled/living and living polymerizations
    H. Zhang, N. Alkayal, Y. Gnanou and N. Hadjichristidis
    Macromolecular Rapid Communications, Volume 35, Issue 4, Pages 378-390, (2014)
Keywords:
Controlled/living and living polymerizations, Polyhomologation, Polymethylene-based copolymers