Craig Hawker

Professor at University of California, Santa Barbara

Research Expertise

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.

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Publications

New Polymer Synthesis by Nitroxide Mediated Living Radical Polymerizations
Chemical Reviews
2001
Preparation of polymers with controlled molecular architecture. A new convergent approach to dendritic macromolecules
Journal of the American Chemical Society
1990
Controlling Polymer-Surface Interactions with Random Copolymer Brushes
Science
1997
Applications of Orthogonal “Click” Chemistries in the Synthesis of Functional Soft Materials
Chemical Reviews
2009
Efficiency and Fidelity in a Click-Chemistry Route to Triazole Dendrimers by the Copper(I)-Catalyzed Ligation of Azides and Alkynes
Angewandte Chemie
2004
One-step synthesis of hyperbranched dendritic polyesters
Journal of the American Chemical Society
1991
The Convergence of Synthetic Organic and Polymer Chemistries
Science
2005
Development of a Universal Alkoxyamine for “Living” Free Radical Polymerizations
Journal of the American Chemical Society
1999
Controlled Synthesis of Polymer Brushes by “Living” Free Radical Polymerization Techniques
Macromolecules
1999
General Strategies for Nanoparticle Dispersion
Science
2006
Cross-linked block copolymer micelles: functional nanostructures of great potential and versatility
Chemical Society Reviews
2006
The power of thiol-ene chemistry
Journal of Polymer Science Part A: Polymer Chemistry
2010
Robust, Efficient, and Orthogonal Synthesis of Dendrimers via Thiol-ene “Click” Chemistry
Journal of the American Chemical Society
2008
Nanoscopic Templates from Oriented Block Copolymer Films
Advanced Materials
2000
Metal-Free Atom Transfer Radical Polymerization
Journal of the American Chemical Society
2014
Control of a Living Radical Polymerization of Methacrylates by Light
Angewandte Chemie International Edition
2012
Molecular Weight Control by a "Living" Free-Radical Polymerization Process
Journal of the American Chemical Society
1994
Unimolecular micelles and globular amphiphiles: dendritic macromolecules as novel recyclable solubilization agents
J. Chem. Soc., Perkin Trans. 1
1993
Unique behavior of dendritic macromolecules: intrinsic viscosity of polyether dendrimers
Macromolecules
1992
Interdiffusion of PCBM and P3HT Reveals Miscibility in a Photovoltaically Active Blend
Advanced Energy Materials
2010
Block Copolymer Lithography: Merging “Bottom-Up” with “Top-Down” Processes
MRS Bulletin
2005
Block Copolymer Nanolithography: Translation of Molecular Level Control to Nanoscale Patterns
Advanced Materials
2009
Dendronized Linear Polymers via “Click Chemistry”
Journal of the American Chemical Society
2004
Nanoscale effects leading to non-Einstein-like decrease in viscosity
Nature Materials
2003
“Clicking” Polymers or Just Efficient Linking: What Is the Difference?
Angewandte Chemie International Edition
2010
Preparation of Hyperbranched and Star Polymers by a "Living", Self-Condensing Free Radical Polymerization
Journal of the American Chemical Society
1995
Evolution of Block Copolymer Lithography to Highly Ordered Square Arrays
Science
2008
A Generalized Approach to the Modification of Solid Surfaces
Science
2005
Development of Thermal and Photochemical Strategies for Thiol−Ene Click Polymer Functionalization
Macromolecules
2008
Initiating Systems for Nitroxide-Mediated “Living” Free Radical Polymerizations:  Synthesis and Evaluation
Macromolecules
1996
Hyperbranched macromolecules via a novel double-stage convergent growth approach
Journal of the American Chemical Society
1991
“Living” Free Radical Polymerization:  A Unique Technique for the Preparation of Controlled Macromolecular Architectures
Accounts of Chemical Research
1997
Using Atom Transfer Radical Polymerization To Amplify Monolayers of Initiators Patterned by Microcontact Printing into Polymer Brushes for Pattern Transfer
Macromolecules
2000
Structurally Diverse Dendritic Libraries:  A Highly Efficient Functionalization Approach Using Click Chemistry
Macromolecules
2005
A Facile Approach to Architecturally Defined Nanoparticles via Intramolecular Chain Collapse
Journal of the American Chemical Society
2002
Synthesis of well-defined hydrogel networks using Click chemistry
Chemical Communications
2006
New methodologies in the construction of dendritic materials
Chem. Soc. Rev.
2009
Polymer Mobility in Thin Films
Macromolecules
1996
Reversible-deactivation radical polymerization (Controlled/living radical polymerization): From discovery to materials design and applications
Progress in Polymer Science
2020
Templating Nanoporosity in Thin-Film Dielectric Insulators
Advanced Materials
1998
Photoswitching Using Visible Light: A New Class of Organic Photochromic Molecules
Journal of the American Chemical Society
2014
Orthogonal Approaches to the Simultaneous and Cascade Functionalization of Macromolecules Using Click Chemistry
Journal of the American Chemical Society
2005
External Regulation of Controlled Polymerizations
Angewandte Chemie International Edition
2012
Using Surface Active Random Copolymers To Control the Domain Orientation in Diblock Copolymer Thin Films
Macromolecules
1998
Dendrimers and Hyperbranched Polymers: Two Families of Three-Dimensional Macromolecules with Similar but Clearly Distinct Properties
Journal of Macromolecular Science, Part A
1996
Physical properties of dendritic macromolecules: a study of glass transition temperature
Macromolecules
1993
Nanodomain control in copolymer thin films
Nature
1998
Shell Click-Crosslinked (SCC) Nanoparticles:  A New Methodology for Synthesis and Orthogonal Functionalization
Journal of the American Chemical Society
2005
A Modular Approach toward Functionalized Three-Dimensional Macromolecules:  From Synthetic Concepts to Practical Applications
Journal of the American Chemical Society
2002
A new convergent approach to monodisperse dendritic macromolecules
J. Chem. Soc., Chem. Commun.
1990
Self-Encapsulation of Poly-2,7-fluorenes in a Dendrimer Matrix
Journal of the American Chemical Society
2001
Multivalent, bifunctional dendrimers prepared by click chemistry
Chemical Communications
2005
Solubility-Limited Extrinsic n-Type Doping of a High Electron Mobility Polymer for Thermoelectric Applications
Advanced Materials
2014
Effect of Areal Chain Density on the Location of Polymer-Modified Gold Nanoparticles in a Block Copolymer Template
Macromolecules
2006
Tunable, High Modulus Hydrogels Driven by Ionic Coacervation
Advanced Materials
2011
Defect-Free Nanoporous Thin Films from ABC Triblock Copolymers
Journal of the American Chemical Society
2006
Effect of Interfacial Interactions on the Glass Transition of Polymer Thin Films
Macromolecules
2001
Dendrimer-like Star Block and Amphiphilic Copolymers by Combination of Ring Opening and Atom Transfer Radical Polymerization
Macromolecules
1998
Accurate Structural Control and Block Formation in the Living Polymerization of 1,3-Dienes by Nitroxide-Mediated Procedures
Macromolecules
2000
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
2007
Architectural Control in“Living” Free Radical Polymerizations: Preparation of Star and Graft Polymers
Angewandte Chemie International Edition in English
1995
Ordered Diblock Copolymer Films on Random Copolymer Brushes
Macromolecules
1997
One-pot synthesis of hyperbranched polyethers
Macromolecules
1992
Engineering live cell surfaces with functional polymers via cytocompatible controlled radical polymerization
Nature Chemistry
2017
Functionalization of Micelles and Shell Cross-linked Nanoparticles Using Click Chemistry
Chemistry of Materials
2005
A Simple Route to Metal Nanodots and Nanoporous Metal Films
Nano Letters
2002
Precise Control over Molecular Dimensions of Block-Copolymer Domains Using the Interfacial Energy of Chemically Nanopatterned Substrates
Advanced Materials
2004
Surface-Initiated Polymerization for Amplification of Self-Assembled Monolayers Patterned by Microcontact Printing
Angewandte Chemie International Edition
1999
One-Pot Reaction Cascades Using Star Polymers with Core-Confined Catalysts
Angewandte Chemie International Edition
2005
Molecular Ball Bearings: The Unusual Melt Viscosity Behavior of Dendritic Macromolecules
Journal of the American Chemical Society
1995
Dendrimers Clicked Together Divergently
Macromolecules
2005
Influence of shape on the reactivity and properties of dendritic, hyperbranched and linear aromatic polyesters
Polymer
1994
Solvatochromism as a probe of the microenvironment in dendritic polyethers: transition from an extended to a globular structure
Journal of the American Chemical Society
1993
Model Transient Networks from Strongly Hydrogen-Bonded Polymers
Macromolecules
2009
Hyperbranched Poly(ether ketones):  Manipulation of Structure and Physical Properties
Macromolecules
1996
Interfacial Segregation in Disordered Block Copolymers: Effect of Tunable Surface Potentials
Physical Review Letters
1997
Accurate Control of Chain Ends by a Novel "Living" Free-Radical Polymerization Process
Macromolecules
1995
Low-Dielectric, Nanoporous Organosilicate Films Prepared via Inorganic/Organic Polymer Hybrid Templates
Chemistry of Materials
1999
Well-Defined Random Copolymers by a “Living” Free-Radical Polymerization Process
Macromolecules
1996
Facile syntheses of surface-functionalized micelles and shell cross-linked nanoparticles
Journal of Polymer Science Part A: Polymer Chemistry
2006
Synthesis and Catalytic Activity of Unimolecular Dendritic Reverse Micelles with “Internal” Functional Groups
Journal of the American Chemical Society
1999
Fabrication of Complex Three-Dimensional Polymer Brush Nanostructures through Light-Mediated Living Radical Polymerization
Angewandte Chemie International Edition
2013
Manipulation of Surface Properties by Patterning of Covalently Bound Polymer Brushes
Journal of the American Chemical Society
2000
Effect of Ideal, Organic Nanoparticles on the Flow Properties of Linear Polymers:  Non-Einstein-like Behavior
Macromolecules
2005
Production of crosslinked, hollow nanoparticles by surface-initiated living free-radical polymerization
Journal of Polymer Science Part A: Polymer Chemistry
2002
Dual Living Free Radical and Ring Opening Polymerizations from a Double-Headed Initiator
Macromolecules
1998
A highly reducing metal-free photoredox catalyst: design and application in radical dehalogenations
Chemical Communications
2015
Fullerene-bound dendrimers: soluble, isolated carbon clusters
Journal of the American Chemical Society
1993
Unusual macromolecular architectures: the convergent growth approach to dendritic polyesters and novel block copolymers
Journal of the American Chemical Society
1992
Control of surface functionality in the synthesis of dendritic macromolecules using the convergent-growth approach
Macromolecules
1990
A Route to Nanoscopic SiO2 Posts via Block Copolymer Templates
Advanced Materials
2001
A Tandem Approach to Graft and Dendritic Graft Copolymers Based on“Living” Free Radical Polymerizations
Angewandte Chemie International Edition in English
1997
Radical Crossover in Nitroxide Mediated “Living” Free Radical Polymerizations
Journal of the American Chemical Society
1996
A General Approach to Sequence-Controlled Polymers Using Macrocyclic Ring Opening Metathesis Polymerization
Journal of the American Chemical Society
2015
Exact Linear Analogs of Dendritic Polyether Macromolecules:  Design, Synthesis, and Unique Properties
Journal of the American Chemical Society
1997
One-Step Formation of Functionalized Block Copolymers
Macromolecules
2000
Microdomain Orientation of PS-b-PMMA by Controlled Interfacial Interactions
Macromolecules
2008
Controlled Radical Polymerization of Acrylates Regulated by Visible Light
ACS Macro Letters
2014
Hyperbranched Poly(ethylene glycol)s:  A New Class of Ion-Conducting Materials
Macromolecules
1996
Highly Versatile and Robust Materials for Soft Imprint Lithography Based on Thiol-ene Click Chemistry
Advanced Materials
2008

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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