2025 - Present

Hydrolytic degradation of amorphous PLA: Effect of mechanical loads

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H. Chen, Z. Pan, G. S. Sulley, C. K. Williams, L. Brassart, Polym. Deg. Stab. 2026, 243, 111751

Structural and reactivity investigations using organo-copper(i) and zinc(ii) complexes with hydrogen and carbon dioxide

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B. E. Cowie, A. Phanopoulos, M. S. P. Shaffer, C. K. Williams, Chem. Sci. 2025, DOI: 10.1039/d5sc05666g

Chemical Recycling of Polyesters and Polycarbonates: Why Is Zinc(II) Such an Effective Depolymerization Catalyst?

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T. M. McGuire, A. Buchard, C. K. Williams, Journal of the American Chemical Society 2025, https://doi.org/10.1021/jacs.5c16346    

Block CO2–Polycarbonates: Tunable Chain Extension with Zn(II) Carboxylates

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K. C. Poon, G. Chang, D. A. Resendiz-Lara, M. Drelingas, C. K. Williams, ACS Macro Letters 2025, 14, 1755 - 1761

(AB)n Star Block Polymers Derived from CO2: Influence of Architecture and Postpolymerization Modification

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G. S. Sulley, K. C. Poon, G. L. Gregory, C. K. Williams, Macromolecules 2025, https://doi.org/10.1021/acs.macromol.5c01236

General, Quantified Structure-Performance Correlations for Synergistic Heteronuclear Electro-, Polymerization, and Asymmetric Catalysts

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K. H. S. Eisenhardt, F. Fiorentini, F. Butler, R. Thorogood, C. K. Williams, ACS Catal. 2025, 15, 15, 12959 - 12983

Toughened Commercial Poly(L-Lactide) (PLLA) Using Degradable and Recyclable Poly(Ester-alt-Ether)-b-PLLA 

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A. R. Craze, R. W. F. Kerr, T. M. McGuire, L. Wille, C. K. Williams, Green Chem 2025, 27, 9495 - 9511

Heterodinuclear Co(III)Na(I) Catalysts for the Ring-Opening Copolymerization of Propene Oxide and Carbon Dioxide

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F. Butler, F. Fiorentini, K. H. S. Eisenhardt, C. K. Williams, Macromolecules 2025, 58, 14, 7150 - 7160

The Science of Polymer Chemical Recycling Catalysis: Uncovering Kinetic and Thermodynamic Linear Free Energy Relationships

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T. M. McGuire, D. Ning, A. Buchard, C. K. Williams, J. Am. Chem. Soc. 2025, 147, 26, 22734 - 22746

Recyclable Li-Metal Battery Electrolytes via In Situ Cyclic Carbonate Polymerization

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H. Gao, V. Riesgo-Gonzalez, J. R. Runge, K. Yiamsawat, D. Spencer-Jolly, T. M. McGuire, G. J. Rees, X. Gao, B. Hu, S. Zhang, L. Wang, P. G. Bruce, G. L. Gregory, C. K. Williams, Adv. Sci. 2025, e04206

High-Performance Recyclable Polyester Elastomers Through Transient Strain-Stiffening

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C. Gao, K. C. Poon, M. Concilio, T. Zinn, G. L. Gregory, C. K. Williams, Adv. Mater. 2025, 2416674

Using Differential Scanning Calorimetry to Accelerate Polymerization Catalysis: A Toolkit for Miniaturized and Automated Kinetics Measurements

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T. M. McGuire, D. Ning, C. K. Williams, ACS Catal. 2025, 15, 6760–6771

Controlled Catalysis Delivering High Molecular Weight Polyesters as Recyclable Alternatives to Polystyrenes

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N. Jannsen, K. C. Poon, A. C. Craze, C. Gao, C. K. Williams, Angew. Chem. Int. Ed. 2025, e202505070

From Polymers to Rings and Back Again: Chemical Recycling of Polyesters to Macrolactones

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M. L. Smith, T. M. McGuire, R. W.F. Kerr, and C. K. Williams, Angew. Chem. Int. 2025, 10.1002/anie.202423478

Hot Paper

Precise Carboxylic Acid-Functionalized Polyesters in Reprocessable Vitrimers

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M. Concilio, G. S. Sulley, F. Vidal, S. Brown, and C. K. Williams, J. Am. Chem. Soc. 2025, 147, 8, 6492 - 6502

Structure-Activity Relationships for s-Block Metal/Co(III) Heterodinuclear Catalysts in Cyclohexene Oxide Ring-Opening Copolymerizations

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 F. Butler, F. Fiorentini, K. H. S. Eisenhardt, C. K. Williams, Angew. Chem. Int. 2025, 10.1002/anie.202422497