Craig Hawker

Professor at University of California, Santa Barbara

Research Interests

Materials
Polymers
Colloid and Surface Chemistry
Biochemistry
Catalysis
Materials Chemistry
Inorganic Chemistry
Polymers and Plastics
Organic Chemistry
Mechanical Engineering
Mechanics of Materials
Pharmacology (medical)
Renewable Energy, Sustainability and the Environment
Physical and Theoretical Chemistry
Condensed Matter Physics
Metals and Alloys
Surfaces, Coatings and Films
Ceramics and Composites
Electronic, Optical and Magnetic Materials
Surfaces and Interfaces
Molecular Medicine
Automotive Engineering
Bioengineering

About

Dr. Hawker is a Professor at the University of California, Santa Barbara and has a Ph.D. in Specialty Materials from the University of California, Santa Barbara. He has been working in the field of materials science for over 20 years and has published over 100 papers in leading scientific journals.

Publications

New Polymer Synthesis by Nitroxide Mediated Living Radical Polymerizations

Chemical Reviews / Oct 25, 2001

Hawker, C. J., Bosman, A. W., & Harth, E. (2001). New Polymer Synthesis by Nitroxide Mediated Living Radical Polymerizations. Chemical Reviews, 101(12), 3661–3688. https://doi.org/10.1021/cr990119u

Preparation of polymers with controlled molecular architecture. A new convergent approach to dendritic macromolecules

Journal of the American Chemical Society / Oct 01, 1990

Hawker, C. J., & Frechet, J. M. J. (1990). Preparation of polymers with controlled molecular architecture. A new convergent approach to dendritic macromolecules. Journal of the American Chemical Society, 112(21), 7638–7647. https://doi.org/10.1021/ja00177a027

Controlling Polymer-Surface Interactions with Random Copolymer Brushes

Science / Mar 07, 1997

Mansky, P., Liu, Y., Huang, E., Russell, T. P., & Hawker, C. (1997). Controlling Polymer-Surface Interactions with Random Copolymer Brushes. Science, 275(5305), 1458–1460. https://doi.org/10.1126/science.275.5305.1458

Applications of Orthogonal “Click” Chemistries in the Synthesis of Functional Soft Materials

Chemical Reviews / Nov 11, 2009

Iha, R. K., Wooley, K. L., Nyström, A. M., Burke, D. J., Kade, M. J., & Hawker, C. J. (2009). Applications of Orthogonal “Click” Chemistries in the Synthesis of Functional Soft Materials. Chemical Reviews, 109(11), 5620–5686. https://doi.org/10.1021/cr900138t

Efficiency and Fidelity in a Click-Chemistry Route to Triazole Dendrimers by the Copper(I)-Catalyzed Ligation of Azides and Alkynes

Angewandte Chemie / Jul 26, 2004

Wu, P., Feldman, A. K., Nugent, A. K., Hawker, C. J., Scheel, A., Voit, B., Pyun, J., Fréchet, J. M. J., Sharpless, K. B., & Fokin, V. V. (2004). Efficiency and Fidelity in a Click-Chemistry Route to Triazole Dendrimers by the Copper(I)-Catalyzed Ligation of Azides and Alkynes. Angewandte Chemie, 116(30), 4018–4022. https://doi.org/10.1002/ange.200454078

One-step synthesis of hyperbranched dendritic polyesters

Journal of the American Chemical Society / Jun 01, 1991

Hawker, C. J., Lee, R., & Frechet, J. M. J. (1991). One-step synthesis of hyperbranched dendritic polyesters. Journal of the American Chemical Society, 113(12), 4583–4588. https://doi.org/10.1021/ja00012a030

The Convergence of Synthetic Organic and Polymer Chemistries

Science / Aug 19, 2005

Hawker, C. J., & Wooley, K. L. (2005). The Convergence of Synthetic Organic and Polymer Chemistries. Science, 309(5738), 1200–1205. https://doi.org/10.1126/science.1109778

Development of a Universal Alkoxyamine for “Living” Free Radical Polymerizations

Journal of the American Chemical Society / Apr 01, 1999

Benoit, D., Chaplinski, V., Braslau, R., & Hawker, C. J. (1999). Development of a Universal Alkoxyamine for “Living” Free Radical Polymerizations. Journal of the American Chemical Society, 121(16), 3904–3920. https://doi.org/10.1021/ja984013c

Controlled Synthesis of Polymer Brushes by “Living” Free Radical Polymerization Techniques

Macromolecules / Feb 04, 1999

Husseman, M., Malmström, E. E., McNamara, M., Mate, M., Mecerreyes, D., Benoit, D. G., Hedrick, J. L., Mansky, P., Huang, E., Russell, T. P., & Hawker, C. J. (1999). Controlled Synthesis of Polymer Brushes by “Living” Free Radical Polymerization Techniques. Macromolecules, 32(5), 1424–1431. https://doi.org/10.1021/ma981290v

General Strategies for Nanoparticle Dispersion

Science / Mar 24, 2006

Mackay, M. E., Tuteja, A., Duxbury, P. M., Hawker, C. J., Van Horn, B., Guan, Z., Chen, G., & Krishnan, R. S. (2006). General Strategies for Nanoparticle Dispersion. Science, 311(5768), 1740–1743. https://doi.org/10.1126/science.1122225

Cross-linked block copolymer micelles: functional nanostructures of great potential and versatility

Chemical Society Reviews / Jan 01, 2006

O’Reilly, R. K., Hawker, C. J., & Wooley, K. L. (2006). Cross-linked block copolymer micelles: functional nanostructures of great potential and versatility. Chemical Society Reviews, 35(11), 1068. https://doi.org/10.1039/b514858h

The power of thiol-ene chemistry

Journal of Polymer Science Part A: Polymer Chemistry / Jan 12, 2010

Kade, M. J., Burke, D. J., & Hawker, C. J. (2010). The power of thiol-ene chemistry. Journal of Polymer Science Part A: Polymer Chemistry, 48(4), 743–750. Portico. https://doi.org/10.1002/pola.23824

Robust, Efficient, and Orthogonal Synthesis of Dendrimers via Thiol-ene “Click” Chemistry

Journal of the American Chemical Society / Mar 20, 2008

Killops, K. L., Campos, L. M., & Hawker, C. J. (2008). Robust, Efficient, and Orthogonal Synthesis of Dendrimers via Thiol-ene “Click” Chemistry. Journal of the American Chemical Society, 130(15), 5062–5064. https://doi.org/10.1021/ja8006325

Nanoscopic Templates from Oriented Block Copolymer Films

Advanced Materials / Jun 01, 2000

Thurn-Albrecht, T., Steiner, R., DeRouchey, J., Stafford, C. M., Huang, E., Bal, M., Tuominen, M., Hawker, C. J., & Russell, T. P. (2000). Nanoscopic Templates from Oriented Block Copolymer Films. Advanced Materials, 12(11), 787–791. https://doi.org/10.1002/(sici)1521-4095(200006)12:11<787::aid-adma787>3.0.co;2-1

Metal-Free Atom Transfer Radical Polymerization

Journal of the American Chemical Society / Oct 31, 2014

Treat, N. J., Sprafke, H., Kramer, J. W., Clark, P. G., Barton, B. E., Read de Alaniz, J., Fors, B. P., & Hawker, C. J. (2014). Metal-Free Atom Transfer Radical Polymerization. Journal of the American Chemical Society, 136(45), 16096–16101. https://doi.org/10.1021/ja510389m

Control of a Living Radical Polymerization of Methacrylates by Light

Angewandte Chemie International Edition / Jul 13, 2012

Fors, B. P., & Hawker, C. J. (2012). Control of a Living Radical Polymerization of Methacrylates by Light. Angewandte Chemie International Edition, 51(35), 8850–8853. https://doi.org/10.1002/anie.201203639

Molecular Weight Control by a "Living" Free-Radical Polymerization Process

Journal of the American Chemical Society / Nov 01, 1994

Hawker, C. J. (1994). Molecular Weight Control by a “Living” Free-Radical Polymerization Process. Journal of the American Chemical Society, 116(24), 11185–11186. https://doi.org/10.1021/ja00103a055

Unimolecular micelles and globular amphiphiles: dendritic macromolecules as novel recyclable solubilization agents

J. Chem. Soc., Perkin Trans. 1 / Jan 01, 1993

Hawker, C. J., Wooley, K. L., & Fréchet, J. M. J. (1993). Unimolecular micelles and globular amphiphiles: dendritic macromolecules as novel recyclable solubilization agents. J. Chem. Soc., Perkin Trans. 1, 12, 1287–1297. https://doi.org/10.1039/p19930001287

Unique behavior of dendritic macromolecules: intrinsic viscosity of polyether dendrimers

Macromolecules / Apr 01, 1992

Mourey, T. H., Turner, S. R., Rubinstein, M., Frechet, J. M. J., Hawker, C. J., & Wooley, K. L. (1992). Unique behavior of dendritic macromolecules: intrinsic viscosity of polyether dendrimers. Macromolecules, 25(9), 2401–2406. https://doi.org/10.1021/ma00035a017

Interdiffusion of PCBM and P3HT Reveals Miscibility in a Photovoltaically Active Blend

Advanced Energy Materials / Nov 26, 2010

Treat, N. D., Brady, M. A., Smith, G., Toney, M. F., Kramer, E. J., Hawker, C. J., & Chabinyc, M. L. (2010). Interdiffusion of PCBM and P3HT Reveals Miscibility in a Photovoltaically Active Blend. Advanced Energy Materials, 1(1), 82–89. https://doi.org/10.1002/aenm.201000023

Block Copolymer Lithography: Merging “Bottom-Up” with “Top-Down” Processes

MRS Bulletin / Dec 01, 2005

Hawker, C. J., & Russell, T. P. (2005). Block Copolymer Lithography: Merging “Bottom-Up” with “Top-Down” Processes. MRS Bulletin, 30(12), 952–966. https://doi.org/10.1557/mrs2005.249

Block Copolymer Nanolithography: Translation of Molecular Level Control to Nanoscale Patterns

Advanced Materials / Jul 29, 2009

Bang, J., Jeong, U., Ryu, D. Y., Russell, T. P., & Hawker, C. J. (2009). Block Copolymer Nanolithography: Translation of Molecular Level Control to Nanoscale Patterns. Advanced Materials, 21(47), 4769–4792. https://doi.org/10.1002/adma.200803302

Dendronized Linear Polymers via “Click Chemistry”

Journal of the American Chemical Society / Oct 28, 2004

Helms, B., Mynar, J. L., Hawker, C. J., & Fréchet, J. M. J. (2004). Dendronized Linear Polymers via “Click Chemistry.” Journal of the American Chemical Society, 126(46), 15020–15021. https://doi.org/10.1021/ja044744e

Nanoscale effects leading to non-Einstein-like decrease in viscosity

Nature Materials / Oct 19, 2003

Mackay, M. E., Dao, T. T., Tuteja, A., Ho, D. L., Van Horn, B., Kim, H.-C., & Hawker, C. J. (2003). Nanoscale effects leading to non-Einstein-like decrease in viscosity. Nature Materials, 2(11), 762–766. https://doi.org/10.1038/nmat999

“Clicking” Polymers or Just Efficient Linking: What Is the Difference?

Angewandte Chemie International Edition / Dec 03, 2010

Barner‐Kowollik, C., Du Prez, F. E., Espeel, P., Hawker, C. J., Junkers, T., Schlaad, H., & Van Camp, W. (2010). “Clicking” Polymers or Just Efficient Linking: What Is the Difference? Angewandte Chemie International Edition, 50(1), 60–62. Portico. https://doi.org/10.1002/anie.201003707

Preparation of Hyperbranched and Star Polymers by a "Living", Self-Condensing Free Radical Polymerization

Journal of the American Chemical Society / Nov 01, 1995

Hawker, C. J., Frechet, J. M. J., Grubbs, R. B., & Dao, J. (1995). Preparation of Hyperbranched and Star Polymers by a “Living”, Self-Condensing Free Radical Polymerization. Journal of the American Chemical Society, 117(43), 10763–10764. https://doi.org/10.1021/ja00148a027

Evolution of Block Copolymer Lithography to Highly Ordered Square Arrays

Science / Oct 17, 2008

Tang, C., Lennon, E. M., Fredrickson, G. H., Kramer, E. J., & Hawker, C. J. (2008). Evolution of Block Copolymer Lithography to Highly Ordered Square Arrays. Science, 322(5900), 429–432. https://doi.org/10.1126/science.1162950

A Generalized Approach to the Modification of Solid Surfaces

Science / Apr 08, 2005

Ryu, D. Y., Shin, K., Drockenmuller, E., Hawker, C. J., & Russell, T. P. (2005). A Generalized Approach to the Modification of Solid Surfaces. Science, 308(5719), 236–239. https://doi.org/10.1126/science.1106604

Development of Thermal and Photochemical Strategies for Thiol−Ene Click Polymer Functionalization

Macromolecules / Oct 07, 2008

Campos, L. M., Killops, K. L., Sakai, R., Paulusse, J. M. J., Damiron, D., Drockenmuller, E., Messmore, B. W., & Hawker, C. J. (2008). Development of Thermal and Photochemical Strategies for Thiol−Ene Click Polymer Functionalization. Macromolecules, 41(19), 7063–7070. https://doi.org/10.1021/ma801630n

Initiating Systems for Nitroxide-Mediated “Living” Free Radical Polymerizations:  Synthesis and Evaluation

Macromolecules / Jan 01, 1996

Hawker, C. J., Barclay, G. G., Orellana, A., Dao, J., & Devonport, W. (1996). Initiating Systems for Nitroxide-Mediated “Living” Free Radical Polymerizations:  Synthesis and Evaluation. Macromolecules, 29(16), 5245–5254. https://doi.org/10.1021/ma951905d

Hyperbranched macromolecules via a novel double-stage convergent growth approach

Journal of the American Chemical Society / May 01, 1991

Wooley, K. L., Hawker, C. J., & Frechet, J. M. J. (1991). Hyperbranched macromolecules via a novel double-stage convergent growth approach. Journal of the American Chemical Society, 113(11), 4252–4261. https://doi.org/10.1021/ja00011a031

“Living” Free Radical Polymerization:  A Unique Technique for the Preparation of Controlled Macromolecular Architectures

Accounts of Chemical Research / Sep 01, 1997

Hawker, C. J. (1997). “Living” Free Radical Polymerization:  A Unique Technique for the Preparation of Controlled Macromolecular Architectures. Accounts of Chemical Research, 30(9), 373–382. https://doi.org/10.1021/ar960248m

Using Atom Transfer Radical Polymerization To Amplify Monolayers of Initiators Patterned by Microcontact Printing into Polymer Brushes for Pattern Transfer

Macromolecules / Jan 01, 2000

Shah, R. R., Merreceyes, D., Husemann, M., Rees, I., Abbott, N. L., Hawker, C. J., & Hedrick, J. L. (2000). Using Atom Transfer Radical Polymerization To Amplify Monolayers of Initiators Patterned by Microcontact Printing into Polymer Brushes for Pattern Transfer. Macromolecules, 33(2), 597–605. https://doi.org/10.1021/ma991264c

Structurally Diverse Dendritic Libraries:  A Highly Efficient Functionalization Approach Using Click Chemistry

Macromolecules / Apr 02, 2005

Malkoch, M., Schleicher, K., Drockenmuller, E., Hawker, C. J., Russell, T. P., Wu, P., & Fokin, V. V. (2005). Structurally Diverse Dendritic Libraries:  A Highly Efficient Functionalization Approach Using Click Chemistry. Macromolecules, 38(9), 3663–3678. https://doi.org/10.1021/ma047657f

A Facile Approach to Architecturally Defined Nanoparticles via Intramolecular Chain Collapse

Journal of the American Chemical Society / Jun 28, 2002

Harth, E., Horn, B. V., Lee, V. Y., Germack, D. S., Gonzales, C. P., Miller, R. D., & Hawker, C. J. (2002). A Facile Approach to Architecturally Defined Nanoparticles via Intramolecular Chain Collapse. Journal of the American Chemical Society, 124(29), 8653–8660. https://doi.org/10.1021/ja026208x

Synthesis of well-defined hydrogel networks using Click chemistry

Chemical Communications / Jan 01, 2006

Malkoch, M., Vestberg, R., Gupta, N., Mespouille, L., Dubois, P., Mason, A. F., Hedrick, J. L., Liao, Q., Frank, C. W., Kingsbury, K., & Hawker, C. J. (2006). Synthesis of well-defined hydrogel networks using Click chemistry. Chemical Communications, 26, 2774. https://doi.org/10.1039/b603438a

New methodologies in the construction of dendritic materials

Chem. Soc. Rev. / Jan 01, 2009

Carlmark, A., Hawker, C., Hult, A., & Malkoch, M. (2009). New methodologies in the construction of dendritic materials. Chem. Soc. Rev., 38(2), 352–362. https://doi.org/10.1039/b711745k

Polymer Mobility in Thin Films

Macromolecules / Jan 01, 1996

Frank, B., Gast, A. P., Russell, T. P., Brown, H. R., & Hawker, C. (1996). Polymer Mobility in Thin Films. Macromolecules, 29(20), 6531–6534. https://doi.org/10.1021/ma960749n

Reversible-deactivation radical polymerization (Controlled/living radical polymerization): From discovery to materials design and applications

Progress in Polymer Science / Dec 01, 2020

Corrigan, N., Jung, K., Moad, G., Hawker, C. J., Matyjaszewski, K., & Boyer, C. (2020). Reversible-deactivation radical polymerization (Controlled/living radical polymerization): From discovery to materials design and applications. Progress in Polymer Science, 111, 101311. https://doi.org/10.1016/j.progpolymsci.2020.101311

Templating Nanoporosity in Thin-Film Dielectric Insulators

Advanced Materials / Sep 01, 1998

Hedrick, J. L., Miller, R. D., Hawker, C. J., Carter, K. R., Volksen, W., Yoon, D. Y., & Trollsås, M. (1998). Templating Nanoporosity in Thin-Film Dielectric Insulators. Advanced Materials, 10(13), 1049–1053. https://doi.org/10.1002/(sici)1521-4095(199809)10:13<1049::aid-adma1049>3.0.co;2-f

Photoswitching Using Visible Light: A New Class of Organic Photochromic Molecules

Journal of the American Chemical Society / May 30, 2014

Helmy, S., Leibfarth, F. A., Oh, S., Poelma, J. E., Hawker, C. J., & Read de Alaniz, J. (2014). Photoswitching Using Visible Light: A New Class of Organic Photochromic Molecules. Journal of the American Chemical Society, 136(23), 8169–8172. https://doi.org/10.1021/ja503016b

Orthogonal Approaches to the Simultaneous and Cascade Functionalization of Macromolecules Using Click Chemistry

Journal of the American Chemical Society / Sep 29, 2005

Malkoch, M., Thibault, R. J., Drockenmuller, E., Messerschmidt, M., Voit, B., Russell, T. P., & Hawker, C. J. (2005). Orthogonal Approaches to the Simultaneous and Cascade Functionalization of Macromolecules Using Click Chemistry. Journal of the American Chemical Society, 127(42), 14942–14949. https://doi.org/10.1021/ja0549751

External Regulation of Controlled Polymerizations

Angewandte Chemie International Edition / Nov 20, 2012

Leibfarth, F. A., Mattson, K. M., Fors, B. P., Collins, H. A., & Hawker, C. J. (2012). External Regulation of Controlled Polymerizations. Angewandte Chemie International Edition, 52(1), 199–210. https://doi.org/10.1002/anie.201206476

Using Surface Active Random Copolymers To Control the Domain Orientation in Diblock Copolymer Thin Films

Macromolecules / Oct 10, 1998

Huang, E., Russell, T. P., Harrison, C., Chaikin, P. M., Register, R. A., Hawker, C. J., & Mays, J. (1998). Using Surface Active Random Copolymers To Control the Domain Orientation in Diblock Copolymer Thin Films. Macromolecules, 31(22), 7641–7650. https://doi.org/10.1021/ma980705+

Dendrimers and Hyperbranched Polymers: Two Families of Three-Dimensional Macromolecules with Similar but Clearly Distinct Properties

Journal of Macromolecular Science, Part A / Oct 01, 1996

Fréchet, J. M. J., Hawker, C. J., Gitsov, I., & Leon, J. W. (1996). Dendrimers and Hyperbranched Polymers: Two Families of Three-Dimensional Macromolecules with Similar but Clearly Distinct Properties. Journal of Macromolecular Science, Part A, 33(10), 1399–1425. https://doi.org/10.1080/10601329608014916

Physical properties of dendritic macromolecules: a study of glass transition temperature

Macromolecules / Mar 01, 1993

Wooley, K. L., Hawker, C. J., Pochan, J. M., & Frechet, J. M. J. (1993). Physical properties of dendritic macromolecules: a study of glass transition temperature. Macromolecules, 26(7), 1514–1519. https://doi.org/10.1021/ma00059a006

Nanodomain control in copolymer thin films

Nature / Oct 01, 1998

Huang, E., Rockford, L., Russell, T. P., & Hawker, C. J. (1998). Nanodomain control in copolymer thin films. Nature, 395(6704), 757–758. https://doi.org/10.1038/27358

Shell Click-Crosslinked (SCC) Nanoparticles:  A New Methodology for Synthesis and Orthogonal Functionalization

Journal of the American Chemical Society / Nov 09, 2005

Joralemon, M. J., O’Reilly, R. K., Hawker, C. J., & Wooley, K. L. (2005). Shell Click-Crosslinked (SCC) Nanoparticles:  A New Methodology for Synthesis and Orthogonal Functionalization. Journal of the American Chemical Society, 127(48), 16892–16899. https://doi.org/10.1021/ja053919x

A Modular Approach toward Functionalized Three-Dimensional Macromolecules:  From Synthetic Concepts to Practical Applications

Journal of the American Chemical Society / Dec 18, 2002

Bosman, A. W., Vestberg, R., Heumann, A., Fréchet, J. M. J., & Hawker, C. J. (2002). A Modular Approach toward Functionalized Three-Dimensional Macromolecules:  From Synthetic Concepts to Practical Applications. Journal of the American Chemical Society, 125(3), 715–728. https://doi.org/10.1021/ja028392s

A new convergent approach to monodisperse dendritic macromolecules

J. Chem. Soc., Chem. Commun. / Jan 01, 1990

Hawker, C., & Fréchet, J. M. J. (1990). A new convergent approach to monodisperse dendritic macromolecules. J. Chem. Soc., Chem. Commun., 15, 1010–1013. https://doi.org/10.1039/c39900001010

Self-Encapsulation of Poly-2,7-fluorenes in a Dendrimer Matrix

Journal of the American Chemical Society / Jun 28, 2001

Marsitzky, D., Vestberg, R., Blainey, P., Tang, B. T., Hawker, C. J., & Carter, K. R. (2001). Self-Encapsulation of Poly-2,7-fluorenes in a Dendrimer Matrix. Journal of the American Chemical Society, 123(29), 6965–6972. https://doi.org/10.1021/ja010020g

Multivalent, bifunctional dendrimers prepared by click chemistry

Chemical Communications / Jan 01, 2005

Wu, P., Malkoch, M., Hunt, J. N., Vestberg, R., Kaltgrad, E., Finn, M. G., Fokin, V. V., Sharpless, K. B., & Hawker, C. J. (2005). Multivalent, bifunctional dendrimers prepared by click chemistry. Chemical Communications, 46, 5775. https://doi.org/10.1039/b512021g

Solubility-Limited Extrinsic n-Type Doping of a High Electron Mobility Polymer for Thermoelectric Applications

Advanced Materials / Jan 21, 2014

Schlitz, R. A., Brunetti, F. G., Glaudell, A. M., Miller, P. L., Brady, M. A., Takacs, C. J., Hawker, C. J., & Chabinyc, M. L. (2014). Solubility-Limited Extrinsic n-Type Doping of a High Electron Mobility Polymer for Thermoelectric Applications. Advanced Materials, 26(18), 2825–2830. https://doi.org/10.1002/adma.201304866

Effect of Areal Chain Density on the Location of Polymer-Modified Gold Nanoparticles in a Block Copolymer Template

Macromolecules / May 19, 2006

Kim, B. J., Bang, J., Hawker, C. J., & Kramer, E. J. (2006). Effect of Areal Chain Density on the Location of Polymer-Modified Gold Nanoparticles in a Block Copolymer Template. Macromolecules, 39(12), 4108–4114. https://doi.org/10.1021/ma060308w

Tunable, High Modulus Hydrogels Driven by Ionic Coacervation

Advanced Materials / Apr 14, 2011

Hunt, J. N., Feldman, K. E., Lynd, N. A., Deek, J., Campos, L. M., Spruell, J. M., Hernandez, B. M., Kramer, E. J., & Hawker, C. J. (2011). Tunable, High Modulus Hydrogels Driven by Ionic Coacervation. Advanced Materials, 23(20), 2327–2331. https://doi.org/10.1002/adma.201004230

Defect-Free Nanoporous Thin Films from ABC Triblock Copolymers

Journal of the American Chemical Society / May 19, 2006

Bang, J., Kim, S. H., Drockenmuller, E., Misner, M. J., Russell, T. P., & Hawker, C. J. (2006). Defect-Free Nanoporous Thin Films from ABC Triblock Copolymers. Journal of the American Chemical Society, 128(23), 7622–7629. https://doi.org/10.1021/ja0608141

Effect of Interfacial Interactions on the Glass Transition of Polymer Thin Films

Macromolecules / Jun 27, 2001

Tsui, O. K. C., Russell, T. P., & Hawker, C. J. (2001). Effect of Interfacial Interactions on the Glass Transition of Polymer Thin Films. Macromolecules, 34(16), 5535–5539. https://doi.org/10.1021/ma000028v

Dendrimer-like Star Block and Amphiphilic Copolymers by Combination of Ring Opening and Atom Transfer Radical Polymerization

Macromolecules / Nov 26, 1998

Hedrick, J. L., Trollsås, M., Hawker, C. J., Atthoff, B., Claesson, H., Heise, A., Miller, R. D., Mecerreyes, D., Jérôme, R., & Dubois, Ph. (1998). Dendrimer-like Star Block and Amphiphilic Copolymers by Combination of Ring Opening and Atom Transfer Radical Polymerization. Macromolecules, 31(25), 8691–8705. https://doi.org/10.1021/ma980932b

Accurate Structural Control and Block Formation in the Living Polymerization of 1,3-Dienes by Nitroxide-Mediated Procedures

Macromolecules / Jan 01, 2000

Benoit, D., Harth, E., Fox, P., Waymouth, R. M., & Hawker, C. J. (2000). Accurate Structural Control and Block Formation in the Living Polymerization of 1,3-Dienes by Nitroxide-Mediated Procedures. Macromolecules, 33(2), 363–370. https://doi.org/10.1021/ma991187l

Facile RAFT Precipitation Polymerization for the Microwave-Assisted Synthesis of Well-Defined, Double Hydrophilic Block Copolymers and Nanostructured Hydrogels

Journal of the American Chemical Society / Oct 30, 2007

An, Z., Shi, Q., Tang, W., Tsung, C.-K., Hawker, C. J., & Stucky, G. D. (2007). Facile RAFT Precipitation Polymerization for the Microwave-Assisted Synthesis of Well-Defined, Double Hydrophilic Block Copolymers and Nanostructured Hydrogels. Journal of the American Chemical Society, 129(46), 14493–14499. https://doi.org/10.1021/ja0756974

Architectural Control in“Living” Free Radical Polymerizations: Preparation of Star and Graft Polymers

Angewandte Chemie International Edition in English / Jul 31, 1995

Hawker, C. J. (1995). Architectural Control in“Living” Free Radical Polymerizations: Preparation of Star and Graft Polymers. Angewandte Chemie International Edition in English, 34(1314), 1456–1459. https://doi.org/10.1002/anie.199514561

Ordered Diblock Copolymer Films on Random Copolymer Brushes

Macromolecules / Nov 01, 1997

Mansky, P., Russell, T. P., Hawker, C. J., Pitsikalis, M., & Mays, J. (1997). Ordered Diblock Copolymer Films on Random Copolymer Brushes. Macromolecules, 30(22), 6810–6813. https://doi.org/10.1021/ma970675v

One-pot synthesis of hyperbranched polyethers

Macromolecules / Aug 01, 1992

Uhrich, K. E., Hawker, C. J., Frechet, J. M. J., & Turner, S. R. (1992). One-pot synthesis of hyperbranched polyethers. Macromolecules, 25(18), 4583–4587. https://doi.org/10.1021/ma00044a019

Engineering live cell surfaces with functional polymers via cytocompatible controlled radical polymerization

Nature Chemistry / Jan 30, 2017

Niu, J., Lunn, D. J., Pusuluri, A., Yoo, J. I., O’Malley, M. A., Mitragotri, S., Soh, H. T., & Hawker, C. J. (2017). Engineering live cell surfaces with functional polymers via cytocompatible controlled radical polymerization. Nature Chemistry, 9(6), 537–545. https://doi.org/10.1038/nchem.2713

Functionalization of Micelles and Shell Cross-linked Nanoparticles Using Click Chemistry

Chemistry of Materials / Oct 28, 2005

O’Reilly, R. K., Joralemon, M. J., Wooley, K. L., & Hawker, C. J. (2005). Functionalization of Micelles and Shell Cross-linked Nanoparticles Using Click Chemistry. Chemistry of Materials, 17(24), 5976–5988. https://doi.org/10.1021/cm051047s

A Simple Route to Metal Nanodots and Nanoporous Metal Films

Nano Letters / Aug 03, 2002

Shin, K., Leach, K. A., Goldbach, J. T., Kim, D. H., Jho, J. Y., Tuominen, M., Hawker, C. J., & Russell, T. P. (2002). A Simple Route to Metal Nanodots and Nanoporous Metal Films. Nano Letters, 2(9), 933–936. https://doi.org/10.1021/nl0256560

Precise Control over Molecular Dimensions of Block-Copolymer Domains Using the Interfacial Energy of Chemically Nanopatterned Substrates

Advanced Materials / Aug 04, 2004

Edwards, E. W., Montague, M. F., Solak, H. H., Hawker, C. J., & Nealey, P. F. (2004). Precise Control over Molecular Dimensions of Block-Copolymer Domains Using the Interfacial Energy of Chemically Nanopatterned Substrates. Advanced Materials, 16(15), 1315–1319. https://doi.org/10.1002/adma.200400763

Surface-Initiated Polymerization for Amplification of Self-Assembled Monolayers Patterned by Microcontact Printing

Angewandte Chemie International Edition / Mar 01, 1999

Husemann, M., Mecerreyes, D., Hawker, C. J., Hedrick, J. L., Shah, R., & Abbott, N. L. (1999). Surface-Initiated Polymerization for Amplification of Self-Assembled Monolayers Patterned by Microcontact Printing. Angewandte Chemie International Edition, 38(5), 647–649. https://doi.org/10.1002/(sici)1521-3773(19990301)38:5<647::aid-anie647>3.0.co;2-0

One-Pot Reaction Cascades Using Star Polymers with Core-Confined Catalysts

Angewandte Chemie International Edition / Oct 07, 2005

Helms, B., Guillaudeu, S. J., Xie, Y., McMurdo, M., Hawker, C. J., & Fréchet, J. M. J. (2005). One-Pot Reaction Cascades Using Star Polymers with Core-Confined Catalysts. Angewandte Chemie International Edition, 44(39), 6384–6387. https://doi.org/10.1002/anie.200502095

Molecular Ball Bearings: The Unusual Melt Viscosity Behavior of Dendritic Macromolecules

Journal of the American Chemical Society / Apr 01, 1995

Hawker, C. J., Farrington, P. J., Mackay, M. E., Wooley, K. L., & Frechet, J. M. J. (1995). Molecular Ball Bearings: The Unusual Melt Viscosity Behavior of Dendritic Macromolecules. Journal of the American Chemical Society, 117(15), 4409–4410. https://doi.org/10.1021/ja00120a028

Dendrimers Clicked Together Divergently

Macromolecules / Jun 01, 2005

Joralemon, M. J., O’Reilly, R. K., Matson, J. B., Nugent, A. K., Hawker, C. J., & Wooley, K. L. (2005). Dendrimers Clicked Together Divergently. Macromolecules, 38(13), 5436–5443. https://doi.org/10.1021/ma050302r

Influence of shape on the reactivity and properties of dendritic, hyperbranched and linear aromatic polyesters

Polymer / Oct 01, 1994

Wooley, K. L., Fréchet, J. M. J., & Hawker, C. J. (1994). Influence of shape on the reactivity and properties of dendritic, hyperbranched and linear aromatic polyesters. Polymer, 35(21), 4489–4495. https://doi.org/10.1016/0032-3861(94)90793-5

Solvatochromism as a probe of the microenvironment in dendritic polyethers: transition from an extended to a globular structure

Journal of the American Chemical Society / May 01, 1993

Hawker, C. J., Wooley, K. L., & Frechet, J. M. J. (1993). Solvatochromism as a probe of the microenvironment in dendritic polyethers: transition from an extended to a globular structure. Journal of the American Chemical Society, 115(10), 4375–4376. https://doi.org/10.1021/ja00063a071

Model Transient Networks from Strongly Hydrogen-Bonded Polymers

Macromolecules / Sep 17, 2009

Feldman, K. E., Kade, M. J., Meijer, E. W., Hawker, C. J., & Kramer, E. J. (2009). Model Transient Networks from Strongly Hydrogen-Bonded Polymers. Macromolecules, 42(22), 9072–9081. https://doi.org/10.1021/ma901668w

Hyperbranched Poly(ether ketones):  Manipulation of Structure and Physical Properties

Macromolecules / Jan 01, 1996

Hawker, C. J., & Chu, F. (1996). Hyperbranched Poly(ether ketones):  Manipulation of Structure and Physical Properties. Macromolecules, 29(12), 4370–4380. https://doi.org/10.1021/ma9516706

Interfacial Segregation in Disordered Block Copolymers: Effect of Tunable Surface Potentials

Physical Review Letters / Jul 14, 1997

Mansky, P., Russell, T. P., Hawker, C. J., Mays, J., Cook, D. C., & Satija, S. K. (1997). Interfacial Segregation in Disordered Block Copolymers: Effect of Tunable Surface Potentials. Physical Review Letters, 79(2), 237–240. https://doi.org/10.1103/physrevlett.79.237

Accurate Control of Chain Ends by a Novel "Living" Free-Radical Polymerization Process

Macromolecules / Apr 01, 1995

Hawker, C. J., & Hedrick, J. L. (1995). Accurate Control of Chain Ends by a Novel “Living” Free-Radical Polymerization Process. Macromolecules, 28(8), 2993–2995. https://doi.org/10.1021/ma00112a056

Low-Dielectric, Nanoporous Organosilicate Films Prepared via Inorganic/Organic Polymer Hybrid Templates

Chemistry of Materials / Oct 27, 1999

Nguyen, C. V., Carter, K. R., Hawker, C. J., Hedrick, J. L., Jaffe, R. L., Miller, R. D., Remenar, J. F., Rhee, H.-W., Rice, P. M., Toney, M. F., Trollsås, M., & Yoon, D. Y. (1999). Low-Dielectric, Nanoporous Organosilicate Films Prepared via Inorganic/Organic Polymer Hybrid Templates. Chemistry of Materials, 11(11), 3080–3085. https://doi.org/10.1021/cm990114d

Well-Defined Random Copolymers by a “Living” Free-Radical Polymerization Process

Macromolecules / Jan 01, 1996

Hawker, C. J., Elce, E., Dao, J., Volksen, W., Russell, T. P., & Barclay, G. G. (1996). Well-Defined Random Copolymers by a “Living” Free-Radical Polymerization Process. Macromolecules, 29(7), 2686–2688. https://doi.org/10.1021/ma9515137

Facile syntheses of surface-functionalized micelles and shell cross-linked nanoparticles

Journal of Polymer Science Part A: Polymer Chemistry / Jan 01, 2006

O’Reilly, R. K., Joralemon, M. J., Hawker, C. J., & Wooley, K. L. (2006). Facile syntheses of surface-functionalized micelles and shell cross-linked nanoparticles. Journal of Polymer Science Part A: Polymer Chemistry, 44(17), 5203–5217. https://doi.org/10.1002/pola.21602

Synthesis and Catalytic Activity of Unimolecular Dendritic Reverse Micelles with “Internal” Functional Groups

Journal of the American Chemical Society / Sep 23, 1999

Piotti, M. E., Rivera, F., Bond, R., Hawker, C. J., & Fréchet, J. M. J. (1999). Synthesis and Catalytic Activity of Unimolecular Dendritic Reverse Micelles with “Internal” Functional Groups. Journal of the American Chemical Society, 121(40), 9471–9472. https://doi.org/10.1021/ja991879p

Fabrication of Complex Three-Dimensional Polymer Brush Nanostructures through Light-Mediated Living Radical Polymerization

Angewandte Chemie International Edition / Jun 03, 2013

Poelma, J. E., Fors, B. P., Meyers, G. F., Kramer, J. W., & Hawker, C. J. (2013). Fabrication of Complex Three-Dimensional Polymer Brush Nanostructures through Light-Mediated Living Radical Polymerization. Angewandte Chemie International Edition, 52(27), 6844–6848. https://doi.org/10.1002/anie.201301845

Manipulation of Surface Properties by Patterning of Covalently Bound Polymer Brushes

Journal of the American Chemical Society / Feb 12, 2000

Husemann, M., Morrison, M., Benoit, D., Frommer, J., Mate, C. M., Hinsberg, W. D., Hedrick, J. L., & Hawker, C. J. (2000). Manipulation of Surface Properties by Patterning of Covalently Bound Polymer Brushes. Journal of the American Chemical Society, 122(8), 1844–1845. https://doi.org/10.1021/ja991450y

Effect of Ideal, Organic Nanoparticles on the Flow Properties of Linear Polymers:  Non-Einstein-like Behavior

Macromolecules / Aug 20, 2005

Tuteja, A., Mackay, M. E., Hawker, C. J., & Van Horn, B. (2005). Effect of Ideal, Organic Nanoparticles on the Flow Properties of Linear Polymers:  Non-Einstein-like Behavior. Macromolecules, 38(19), 8000–8011. https://doi.org/10.1021/ma050974h

Production of crosslinked, hollow nanoparticles by surface-initiated living free-radical polymerization

Journal of Polymer Science Part A: Polymer Chemistry / Jan 01, 2002

Blomberg, S., Ostberg, S., Harth, E., Bosman, A. W., Van Horn, B., & Hawker, C. J. (2002). Production of crosslinked, hollow nanoparticles by surface-initiated living free-radical polymerization. Journal of Polymer Science Part A: Polymer Chemistry, 40(9), 1309–1320. https://doi.org/10.1002/pola.10210

Dual Living Free Radical and Ring Opening Polymerizations from a Double-Headed Initiator

Macromolecules / Jan 01, 1998

Hawker, C. J., Hedrick, J. L., Malmström, E. E., Trollsås, M., Mecerreyes, D., Moineau, G., Dubois, Ph., & Jérôme, R. (1998). Dual Living Free Radical and Ring Opening Polymerizations from a Double-Headed Initiator. Macromolecules, 31(2), 213–219. https://doi.org/10.1021/ma971335c

A highly reducing metal-free photoredox catalyst: design and application in radical dehalogenations

Chemical Communications / Jan 01, 2015

Discekici, E. H., Treat, N. J., Poelma, S. O., Mattson, K. M., Hudson, Z. M., Luo, Y., Hawker, C. J., & de Alaniz, J. R. (2015). A highly reducing metal-free photoredox catalyst: design and application in radical dehalogenations. Chemical Communications, 51(58), 11705–11708. https://doi.org/10.1039/c5cc04677g

Fullerene-bound dendrimers: soluble, isolated carbon clusters

Journal of the American Chemical Society / Oct 01, 1993

Wooley, K. L., Hawker, C. J., Frechet, J. M. J., Wudl, F., Srdanov, G., Shi, S., Li, C., & Kao, M. (1993). Fullerene-bound dendrimers: soluble, isolated carbon clusters. Journal of the American Chemical Society, 115(21), 9836–9837. https://doi.org/10.1021/ja00074a075

Unusual macromolecular architectures: the convergent growth approach to dendritic polyesters and novel block copolymers

Journal of the American Chemical Society / Oct 01, 1992

Hawker, C. J., & Frechet, J. M. J. (1992). Unusual macromolecular architectures: the convergent growth approach to dendritic polyesters and novel block copolymers. Journal of the American Chemical Society, 114(22), 8405–8413. https://doi.org/10.1021/ja00048a009

Control of surface functionality in the synthesis of dendritic macromolecules using the convergent-growth approach

Macromolecules / Oct 01, 1990

Hawker, C. J., & Frechet, J. M. J. (1990). Control of surface functionality in the synthesis of dendritic macromolecules using the convergent-growth approach. Macromolecules, 23(21), 4726–4729. https://doi.org/10.1021/ma00223a036

A Route to Nanoscopic SiO2 Posts via Block Copolymer Templates

Advanced Materials / Jun 01, 2001

Kim, H.-C., Jia, X., Stafford, C. M., Kim, D. H., McCarthy, T. J., Tuominen, M., Hawker, C. J., & Russell, T. P. (2001). A Route to Nanoscopic SiO2 Posts via Block Copolymer Templates. Advanced Materials, 13(11), 795–797. https://doi.org/10.1002/1521-4095(200106)13:11<795::aid-adma795>3.0.co;2-1

A Tandem Approach to Graft and Dendritic Graft Copolymers Based on“Living” Free Radical Polymerizations

Angewandte Chemie International Edition in English / Feb 14, 1997

Grubbs, R. B., Hawker, C. J., Dao, J., & Fréchet, J. M. J. (1997). A Tandem Approach to Graft and Dendritic Graft Copolymers Based on“Living” Free Radical Polymerizations. Angewandte Chemie International Edition in English, 36(3), 270–272. https://doi.org/10.1002/anie.199702701

Radical Crossover in Nitroxide Mediated “Living” Free Radical Polymerizations

Journal of the American Chemical Society / Jan 01, 1996

Hawker, C. J., Barclay, G. G., & Dao, J. (1996). Radical Crossover in Nitroxide Mediated “Living” Free Radical Polymerizations. Journal of the American Chemical Society, 118(46), 11467–11471. https://doi.org/10.1021/ja9624228

A General Approach to Sequence-Controlled Polymers Using Macrocyclic Ring Opening Metathesis Polymerization

Journal of the American Chemical Society / Jun 23, 2015

Gutekunst, W. R., & Hawker, C. J. (2015). A General Approach to Sequence-Controlled Polymers Using Macrocyclic Ring Opening Metathesis Polymerization. Journal of the American Chemical Society, 137(25), 8038–8041. https://doi.org/10.1021/jacs.5b04940

Exact Linear Analogs of Dendritic Polyether Macromolecules:  Design, Synthesis, and Unique Properties

Journal of the American Chemical Society / Oct 01, 1997

Hawker, C. J., Malmström, E. E., Frank, C. W., & Kampf, J. P. (1997). Exact Linear Analogs of Dendritic Polyether Macromolecules:  Design, Synthesis, and Unique Properties. Journal of the American Chemical Society, 119(41), 9903–9904. https://doi.org/10.1021/ja972027x

One-Step Formation of Functionalized Block Copolymers

Macromolecules / Feb 12, 2000

Benoit, D., Hawker, C. J., Huang, E. E., Lin, Z., & Russell, T. P. (2000). One-Step Formation of Functionalized Block Copolymers. Macromolecules, 33(5), 1505–1507. https://doi.org/10.1021/ma991721p

Microdomain Orientation of PS-b-PMMA by Controlled Interfacial Interactions

Macromolecules / Aug 06, 2008

Ham, S., Shin, C., Kim, E., Ryu, D. Y., Jeong, U., Russell, T. P., & Hawker, C. J. (2008). Microdomain Orientation of PS-b-PMMA by Controlled Interfacial Interactions. Macromolecules, 41(17), 6431–6437. https://doi.org/10.1021/ma8007338

Controlled Radical Polymerization of Acrylates Regulated by Visible Light

ACS Macro Letters / Jun 02, 2014

Treat, N. J., Fors, B. P., Kramer, J. W., Christianson, M., Chiu, C.-Y., Read de Alaniz, J., & Hawker, C. J. (2014). Controlled Radical Polymerization of Acrylates Regulated by Visible Light. ACS Macro Letters, 3(6), 580–584. https://doi.org/10.1021/mz500242a

Hyperbranched Poly(ethylene glycol)s:  A New Class of Ion-Conducting Materials

Macromolecules / Jan 01, 1996

Hawker, C. J., Chu, F., Pomery, P. J., & Hill, D. J. T. (1996). Hyperbranched Poly(ethylene glycol)s:  A New Class of Ion-Conducting Materials. Macromolecules, 29(11), 3831–3838. https://doi.org/10.1021/ma951909i

Highly Versatile and Robust Materials for Soft Imprint Lithography Based on Thiol-ene Click Chemistry

Advanced Materials / Oct 02, 2008

Campos, L. M., Meinel, I., Guino, R. G., Schierhorn, M., Gupta, N., Stucky, G. D., & Hawker, C. J. (2008). Highly Versatile and Robust Materials for Soft Imprint Lithography Based on Thiol-ene Click Chemistry. Advanced Materials, 20(19), 3728–3733. https://doi.org/10.1002/adma.200800330

Education

University of California, Santa Barbara

Ph. D., Specialty Materials / May, 2000

Santa Barbara, California, United States of America

Experience

University of California, Santa Barbara

Professor / September, 2001Present

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