Publications

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13. "Diversifying Peripheral Aromatic Units of Pyrrolo[3,2-b]pyrrole-Containing Conjugated Polymers and the Resulting Optoelectronic Properties", Graham S. Collier*, Julien T. Layton, Perry Skiouris, Kenneth-John J. Bell, Ethan W. Wagner, Vanessa Phan, Sarah G. Fraser, and Aime'e L. Tomlinson, J. Mater. Chem. C, 2025, 13, 8531-8543 *2025 Emerging Investigator Series* (Link)

12. "Understanding Degradation Dynamics of Azomethine-Containing Conjugated Polymers", Ariane Charland-Martin and Graham S. Collier*, Macromolecules, 2024, 57, 6146-6155 (Link)

11. "Expanding Color Control of Anodically-Coloring Electrochromes Based on 1,4-Dihydropyrrolo[3,2-b]pyrroles", Allison M. Hawks, Lillian M. Daniel, Valentino S. Sorto, Julia Mauro, Perry Skiouris, and Graham S. Collier*, ACS Appl. Opt. Mater., 2024, 2, 1235-1244 (Link)

10. "Synthesis of 1,4-Dihydropyrrol[3,2-b]pyrrole-containing Donor-Acceptor Copolymers and their Optoelectronic Properties", Kenneth-John J. Bell, Sina Sabury, Vanessa Phan, Ethan M. Wagner, Allison M. Hawks, Kimberley A. Bartlett, and Graham S. Collier*, J. Poly. Sci., 2024, 2975 (Link)

9. "Relating Design and Optoelectronic Properties of 1,4-Dihydropyrrolo[3,2-b]pyrroles Bearing Biphenyl Substituents", Allison M. Hawks, Drake Altman, Ryan Faddis, Ethan M. Wagner, Kenneth-John J. Bell, Ariane Charland-Martin, and Graham S. Collier*, J. Phys. Chem. B, 2023, 127, 7352-7360 (Link)

8. "Azomethine-Containing Pyrrolo[3,2-b]pyrrole Copolymers for Simple and Degradable Conjugated Polymers", Kimberley A. Bartlett, Ariane Charland-Martin, Jonathon Lawton, Aime'e L. Tomlinson, Graham S. Collier*, Macromol. Rapid Commun., 2023, 2300220 (Link)

7. "Probing Polaron Environment in a Doped Polymer via the Photoinduced Stark Effect", Abdul Rashid Umar, Austin L. Dorris, Naresh M. Kotadiya, Noel C. Giebink , Graham S. Collier, Christopher Grieco, J. Phys. Chem. C, 2023, 127, 9498-9508 (Link)

6. "Simple Synthesis of Conjugated Polymers Enabled via Pyrrolo[3,2-b]pyrroles", Kenneth-John J. Bell, Allison M. Kisiel, Evan M. Smith, Aime'e L. Tomlinson, Graham S. Collier*, Chem. Mater., 2022, 34, 8729-8739 (Link)

5. "Highly Fluorescent Purine-Containing Conjugated Copolymers with Tailored Optoelectronic Properties", C. Elizabeth O'Connell, Sina Sabury, J. Elias Jenkins, Graham S. Collier, Bobby G. Sumpter, Brian K. Long, and S. Michael Kilbey II, Polym. Chem., 2022, 13, 4921-4933 (Link)

4. "Enhancement of Photostability through Side Chain Tuning in Dioxythiophene-Based Conjugated Polymers", D. Eric Shen, Augustus W. Lang, Graham S. Collier, Anna M. Osterholm, Evan M. Smith, Aime'e L. Tomlinson, and John R. Reynolds, Chem. Mater., 2022, 34, 1041-1051 (Link)

3. "Low-Defect, High Molecular Weight Indacenodithiophene (IDT) Polymers via C-H Activation: Evaluation of a Simpler and Greener Approach to Organic Electronic Materials", James F. Ponder, Hu Chen, Alexander M. T. Luci, Stepahnia Moro, Marco Turano, Archie L. Hobson, Graham S. Collier, Luis M. A, Perdigao, Maximillian Moser, Weimin Zhang, Giovanni Constantini, John R. Reynolds, and Iain McCulluch, ACS Materials Lett., 2021, 3, 1503-1512 (Link)

2. "Exploring Isomer Effects on Optical and Electrochemical Properties of Red/Orange Electrochromic Polymers", Graham S. Collier, Riley Wilkins, Aime'e L. Tomlinson, and John R. Reynolds, Macromolecules, 2021, 54, 1677-1692 (Link)

1. "Tuning Fullerene Miscibility with Porphyrin-Terminated P3HTs in Bulk Heterojunction Blends", Zach D. Siebers, Graham S. Collier, Benjamin W. Hopkins, Evan S. Boone, Thinh P. Le, Enrique D. Gomez, and S. Michael Kilbey II, Soft Matter, 2020, 9769-9779 (Link)

 Publications Prior to Independent Career

9. "Synthesis of a Soluble Adenine-Functionalized Polythiophene through Direct Arylation Polymerization and its Fluorescence Responsive Behavior", Sina Sabury, Graham S. Collier, M. Nance Ericson, and S. Michael Kilbey II, Polym. Chem., 2020, 11, 820-829 (Link)

8. "Chemically Functionalized Reduced Graphene Oxide as Additives in Polyethylene Composites for Space Applications", Zach Seibers, Matthew Orr, Graham S. Collier, Adriana Henriquez, Matthew Gabel, Meisha L. Shofner, Valeria La Saponora, and John R. Reynolds, Polym. Eng. Sci., 2020, 60, 86-94 (Link)

7. "Exploring the Utility of Buchwald Ligands for C-H Oxidative Direct Arylation Polymerizations", Graham S. Collier and John R. Reynolds, ACS Macro Lett., 2019, 8, 931-936 (Link)

6. "Aqueous Electrolyte Compatible Electrochromic Polymers Processed from an Environmentally Sustainable Solvent", Graham S. Collier, Ian Pelse, and John R. Reynolds, ACS Macro Lett., 2018, 7, 1208-1214 *ACS Editors Choice* (Link)

5. "Electrochromic Polymers Processed from Environmentally Sustainable Solvents", Graham S. Collier, Ian Pelse, Anna M. Osterholm, and John R. Reynolds, Chem. Mater., 2018, 30, 5161-5168 (Link)

4. "Linking Design and Properties of Purine-Based Chromophores as Optoelectronic Materials", Graham S. Collier, Lauren A. Brown, Evan S. Boone, Meesha Kaushal, M. Nance Ericson, Michael G. Walter, Brian K. Long, and S. Michael Kilbey II, J. Mater. Chem. C, 2017, 5, 6891-6898 (Link)

3. "Synthesis of Main-Chain Purine-Based Copolymers and Effects of Monomer Design on Thermal and Optical Properties", Graham S. Collier, Lauren A. Brown, Evan S. Boone, Brian K. Long, and S. Michael Kilbey II, ACS Macro Lett., 2016, 5, 682-687 (Link)

2. "The Effects of Heavy Atoms on the Exciton Diffusion Properties in Photoactive Thin Films of Tetrakis(4-carbomethoxyphenyl)porphyrins", Angy L. Ortiz, Graham S. Collier, Dawn M. Marin, Jennifer A. Kassel, Reynolds J. Ivins, Nicholas G. Grubich, and Michael G. Walter, J. Mater. Chem. C, 2015, 3, 1243-1249 (Link)

1. "Efficient Intersystem Crossing using Singly Halogenated Carbomethoxyphenyl Porphyrins Measure using Delayed Fluorescence, Chemical Quenching, and Singlet Oxygen Emission", Dawn M. Marin, Sonja Payerpaj, Graham S. Collier, Angy L. Ortiz, Gaurav Singh, Marcus Jones, and Michael G. Walter, Phys. Chem. Chem. Phys., 2015, 17, 29090-29096 (Link)