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Jeffrey Pyun

Member of the Graduate Faculty,
Professor, Optical Sciences,
Professor, Chemistry and Biochemistry-Sci,
Professor, BIO5 Institute,

Chemistry & Biochemistry - Sci
jpyun@arizona.edu
520/626-1834
UAVitae logo
Grant: $13.8M
Professor Jeffrey Pyun is currently a Professor in the Department of Chemistry & Biochemistry at the University of Arizona.  In Fall 2004, he joined the faculty in Chemistry at the University of Arizona as an Assistant Professor, was promoted to Associate Professor in 2010 has been a Full Professor since 2015.  Prof. Pyun’s research interests focus on the synthesis, self-assembly, characterization and device evaluation of novel polymers, nanoparticles, and nanocomposites materials.   He is currently working on materials are anticipated to broadly impact the areas of information storage, optical materials, sulfur utilization, photocatalysis-solar fuels and energy storage technologies. In 2002, he obtained his Ph.D. in Chemistry with Prof. Krzysztof Matyjaszewski at Carnegie Mellon University working in the area of controlled radical polymerization applied to the synthesis of organic/inorganic hybrid materials. He then moved on to postdoctoral research in a joint position with Prof. Jean M.J. Fréchet and Prof. Craig J. Hawker at the IBM Almaden Research Center from 2002-2004 focusing on the synthesis of complex macromolecular  architectures for catalysis.  Since 2009, he has also served as a World Class University Professor, in the School of Chemical & Biological Engineering at Seoul National University.  Prof. Pyun’s research contributions have been recognized by a number of prestigious awards for young investigators, namely, the National Science Foundation CAREER Award, the Office of Naval Research Young Investigator Award, the IBM Faculty Award, the Alfred P. Sloan Foundation Research Fellowship and for important contributions to the magnetic tape industry thru the Information Storage Industry Consortium (INSIC) Technical Achievement Award.  He has also been recognized by the University of Arizona with the Innovation and Impact Award from Tech Launch Arizona and was named the Academic Innovator of the Year in 2017 from the State of Arizona. He was also recently appointed as a Kavli Fellow, an ACS PMSE Fellow (2019) and admitted into the National Academy of Inventors (2019).   In 2021, he was also appointed as a Fellow of the Royal Society of Chemistry.  Prof. Pyun serves on the Editorial Boards for the Journal of Polymer Science, Progress in Polymer Science and Polymer.
Jeffrey Pyun experts in polymer chemistry, materials science, nanomaterials, condensed matter physics, nanotechnology, polymer nanocomposites, nanoparticles, colloids, li-ion batteries, biomaterials, self-assembly, chemistry, li-s batteries, polymers, catalysis, tissue engineering, regenerative medicine, magnetic nanoparticles, plasmonics, photocatalysis, electrochemistry, lithium ion batteries, biophysics, biochemistry, molecular biology, polymer brush, atom transfer spectroscopy, organometallic chemistry, polymer physics, nanocomposites, nanoelectronics, nanofabrication, plasmonic, supramolecular chemistry, infrared spectroscopy, colloidal nanocrystals, photoemission spectroscopy, photoelectrochemistry, energy storage, environmental chemistry, environmental nanotechnology, inorganic chemistry
Courses
Organic Structural Analysis Laboratory 
Advanced Organic Chemistry 
General Chemistry I 
Polymer Chemistry 
Lectures in Organic Chemistry 
Recent Grants
Logo of Sulfenyl Chloride Electrophilic Addition to Olefinic Monomers: A New Step-Growth Polymerization Reaction to Prepare Optical Polymers funding agency
2022 $550.0KActive
Sulfenyl Chloride Electrophilic Addition to Olefinic Monomers: A New Step-Growth Polymerization Reaction to Prepare Optical Polymers
Logo of Novel Sulfur Based Polymers for Optical and Photonic Systems funding agency
2022 $70.0KActive
Novel Sulfur Based Polymers for Optical and Photonic Systems
Logo of Chalcogenide Polymer Infrared Optics funding agency
2022 $18.0KActive
Chalcogenide Polymer Infrared Optics
Logo of DMREF: Computational Chemistry to Accelerate Development of Long Wave Infrared Polymers funding agency
2021 $1.9MActive
DMREF: Computational Chemistry to Accelerate Development of Long Wave Infrared Polymers
Logo of High Index Electroactive Polymer Development funding agency
2021 $270.2KActive
High Index Electroactive Polymer Development
Logo of Synthesis and Characterization of Novel Sulfur Based Optical Polymers funding agency
2021 $140.0KActive
Synthesis and Characterization of Novel Sulfur Based Optical Polymers
Logo of Hoya 167 High Refractive Index Polymers for Consumer Plastic Eye-Wear from Elemental Sulfur funding agency
2021 $114.3KActive
Hoya 167 High Refractive Index Polymers for Consumer Plastic Eye-Wear from Elemental Sulfur
Logo of PFI-RP: Translational Research from Academia to Industry on Low Cost Plastic Materials for Infrared Thermal Imaging funding agency
2020 $676.0KActive
PFI-RP: Translational Research from Academia to Industry on Low Cost Plastic Materials for Infrared Thermal Imaging
Logo of CAS: Enhanced Electrocatalytic Hydrogen Production with Polymer-Supported [2Fe-2S] Clusters funding agency
2020 $520.0KActive
CAS: Enhanced Electrocatalytic Hydrogen Production with Polymer-Supported [2Fe-2S] Clusters
Logo of Biomechanical Approaches and Technologies for Enhancing TAVR Outcomes funding agency
2018 $850.3KActive
Biomechanical Approaches and Technologies for Enhancing TAVR Outcomes
Technologies / Patents
Logo of Copolymerization Of Elemental Sulfur To Synthesize High Sulfur Content Polymeric Materials
2021Copolymerization Of Elemental Sulfur To Synthesize High Sulfur Content Polymeric Materials 
Logo of Improved Cathode Materials For Li-S Batteries
2021Improved Cathode Materials For Li-S Batteries 
Logo of 3D-Printing Of Ultra-High Refractive Index Polymers
20213D-Printing Of Ultra-High Refractive Index Polymers 
Logo of Flame Retardant Compositions Utilizing Elemental Sulfur
2021Flame Retardant Compositions Utilizing Elemental Sulfur 
Logo of Sulfur Composites and Polymeric Materials from Elemental Sulfur
2020Sulfur Composites and Polymeric Materials from Elemental Sulfur 
Logo of Methods and Compositions Using AMPK Activators for Pharmacological Prevention of Chronic Pain
2018Methods and Compositions Using AMPK Activators for Pharmacological Prevention of Chronic Pain 
Logo of Sulfur Composites and Polymeric Materials from Elemental Sulfur
2017Sulfur Composites and Polymeric Materials from Elemental Sulfur 
Logo of High Sulfur Content Copolymers and Composite Materials and Electrochemical Cells and Optical Elements Using Them
2016High Sulfur Content Copolymers and Composite Materials and Electrochemical Cells and Optical Elements Using Them 
Logo of Metallic Magnetic Powder and Manufacturing Method of the Same, Magnetic Painting, Magnetic Powder for Magnetic Therapy, and Magnetic Recording Medium
2015Metallic Magnetic Powder and Manufacturing Method of the Same, Magnetic Painting, Magnetic Powder for Magnetic Therapy, and Magnetic Recording Medium 
Logo of Protective Coating of Magnetic Nanoparticles
2013Protective Coating of Magnetic Nanoparticles 
Logo of High Sulfur Content Copolymers and Composite Materials and Electrochemical Cells and Optical Elements Using Them
1899High Sulfur Content Copolymers and Composite Materials and Electrochemical Cells and Optical Elements Using Them 
Logo of Copolymerization Of Elemental Sulfur To Synthesize High Sulfur Content Polymeric Materials
1899Copolymerization Of Elemental Sulfur To Synthesize High Sulfur Content Polymeric Materials 
Logo of Sulfur Composites and Polymeric Materials from Elemental Sulfur
1899Sulfur Composites and Polymeric Materials from Elemental Sulfur 
Logo of Methods of Utilizing Elemental Sulfur for Flame Retardant Polymers and Additives
1899Methods of Utilizing Elemental Sulfur for Flame Retardant Polymers and Additives 
Logo of Methods Of Utilizing Elemental Sulfur For Flame Retardant Polymers And Additives
1899Methods Of Utilizing Elemental Sulfur For Flame Retardant Polymers And Additives 
Logo of Chalcogenide Hybrid Inorganic/Organic Polymers (CHIPs) for Infrared Optical Materials and Devices
1899Chalcogenide Hybrid Inorganic/Organic Polymers (CHIPs) for Infrared Optical Materials and Devices 
News
2021UArizona Chemists Develop Flame Retardant Sulfur Plastics from Fossil Fuel Waste 
2019Faculty Elected Senior Member of the National Academy of Inventors 
2019Using Computational Chemistry to Produce Cheaper Infrared Plastic Lenses 
2017From Inventions to Assets: Tech Launch Arizona's Pipeline 
2016I-Squared Awards Honor Impact, Innovation  
2014UA Researchers are Creating Better Thermal-Imaging Lens From Waste Sulfur 
2013Better Batteries From Waste Sulfur 
2009Magnetic Tape Research Earns Award for UA Chemist 
2009UA Chemist Named Sloan Foundation Research Fellow 
Publications (86)
Recent
2017Subsurface Imaging of the Cores of Polymer-Encapsulated Cobalt Nanoparticles Using Force Modulation Microscopy. 
2017Chalcogenide Hybrid Inorganic/Organic Polymers: Ultrahigh Refractive Index Polymers for Infrared Imaging. 
2017The use of polymers in Li-S batteries: A review. 
2017Inverse vulcanization of elemental sulfur and styrene for polymeric cathodes in Li-S batteries. 
2017Chalcogenide hybrid inorganic/organic polymers (CHIPs) via inverse vulcanization and dynamic covalent polymerizations. 
2017The Importance of Confined Sulfur Nanodomains and Adjoining Electron Conductive Pathways in Subreaction Regimes of Li-S Batteries. 
2017From waste to valuable plastics-Discovery of new paradigms from well-studied systems with elemental sulfur. 
2017Multimodal Characterization of the Morphology and Functional Interfaces in Composite Electrodes for Li-S Batteries by Li Ion and Electron Beams. 
2017Facile Assembly of Aligned Magnetic Nanoparticle Chains in Polymer Nanocomposite Films by Magnetic Flow Coating. 
2017Type I vs. quasi-type II modulation in CdSe@CdS tetrapods: ramifications for noble metal tipping. 
2016Arm length dependency of Pt-decorated CdSe tetrapods on the performance of photocatalytic hydrogen generation. 
2016Modular synthesis of functional polymer nanoparticles from a versatile platform based on poly(pentafluorophenylmethacrylate). 
2016High Refractive Index Copolymers with Improved Thermomechanical Properties via the Inverse Vulcanization of Sulfur and 1,3,5-Triisopropenylbenzene. 
2016Conformal Polymeric Multilayer Coatings on Sulfur Cathodes via the Layer-by-Layer Deposition for High Capacity Retention in Li-S Batteries. 
2016Elemental Sulfur and Molybdenum Disulfide Composites for Li-S Batteries with Long Cycle Life and High-Rate Capability. 
2016Graphene quantum dots: structural integrity and oxygen functional groups for high sulfur/sulfide utilization in lithium sulfur batteries. 
2016Polymerizations with elemental sulfur: A novel route to high sulfur content polymers for sustainability, energy and defense. 
2016Synthesis and Assembly of Dipolar Heterostructured Tetrapods: Colloidal Polymers with Giant tert-butyl Groups. 
2016Analytical Multimode Scanning and Transmission Electron Imaging and Tomography of Multiscale Structural Architectures of Sulfur Copolymer-Based Composite Cathodes for Next-Generation High-Energy Density Li-S Batteries. 
2016A one-pot synthesis of polysulfane-bearing block copolymer nanoparticles with tunable size and refractive index. 
2016Colloidal Random Terpolymers: Controlling Reactivity Ratios of Colloidal Comonomers via Metal Tipping. 
2015Universal Length Dependence of Rod-to-Seed Exciton Localization Efficiency in Type I and Quasi-Type II CdSe@CdS Nanorods. 
2015Inverse vulcanization of elemental sulfur with 1,4-diphenylbutadiyne for cathode materials in Li-S batteries. 
2015Structural origins of enhanced capacity retention in novel copolymerized sulfur-based composite cathodes for high-energy density Li-S batteries. 
2015Colloidal polymers from inorganic nanoparticle monomers. 
2015Band Edge Energetics of Heterostructured Nanorods: Photoemission Spectroscopy and Waveguide Spectroelectrochemistry of Au-Tipped CdSe Nanorod Monolayers. 
2015Kilogram scale inverse vulcanization of elemental sulfur to prepare high capacity polymer electrodes for Li-S batteries. 
2015High Sulfur Content Polymer Nanoparticles Obtained from Interfacial Polymerization of Sodium Polysulfide and 1,2,3-Trichloropropane in Water. 
2015Improving the Charge Conductance of Elemental Sulfur via Tandem Inverse Vulcanization and Electropolymerization. 
2015Recent Approaches for the Direct Use of Elemental Sulfur in the Synthesis and Processing of Advanced Materials. 
2015Dynamic Covalent Polymers via Inverse Vulcanization of Elemental Sulfur for Healable Infrared Optical Materials. 
2015Uniform decoration of Pt nanoparticles on well-defined CdSe tetrapods and the effect of their Pt cluster size on photocatalytic H2 generation. 
2014Preparation of Dynamic Covalent Polymers via Inverse Vulcanization of Elemental Sulfur. 
2014Inverse vulcanization of elemental sulfur to prepare polymeric electrode materials for Li-S batteries 
2014New infrared transmitting material via inverse vulcanization of elemental sulfur to prepare high refractive index polymers 
2014Colloidal Polymers via Dipolar Assembly of Magnetic Nanoparticle Monomers. 
2014Colloidal Polymers from Dipolar Assembly of Cobalt-Tipped CdSe@CdS Nanorods. 
2014Optical properties of sulfur copolymers for infrared applications. 
2014Synthesis of ferromagnetic cobalt nanoparticle tipped CdSe@CdS nanorods: critical role of Pt-activation. 
2014One-pot synthesis of PbS NP/sulfur-oleylamine copolymer nanocomposites via the copolymerization of elemental sulfur with oleylamine. 
2013Synthesis, self-assembly and reversible healing of supramolecular perfluoropolyethers 
2013The use of elemental sulfur as an alternative feedstock for polymeric materials. 
2013Single chain polymer nanoparticles via sequential ATRP and oxidative polymerization 
2013Polyoctadecyl methacrylate brushes via surface-initiated atom transfer radical polymerization 
2012Systems engineering at the nanoscale 
2012Functionalization and patterning of reactive polymer brushes based on surface reversible addition and fragmentation chain transfer polymerization 
2012Controlling length and areal density of artificial cilia through the dipolar assembly of ferromagnetic nanoparticles 
2012Directing the deposition of ferromagnetic cobalt onto Pt-tipped CdSe@CdS nanorods: Synthetic and mechanistic insights 
2012Polymer chemistry: Still in control 
2012Self-assembly and colloidal polymerization of polymer-nanoparticle hybrids into mesoscopic chains 
2011Graphene oxide as catalyst: Application of carbon materials beyond nanotechnology 
2011Dipolar organization and magnetic actuation of flagella-like nanoparticle assemblies 
2011Polymer Encapsulation of Metallic and Semiconductor Nanoparticles: Multifunctional Materials with Novel Optical, Electronic and Magnetic Properties 
2011Morphological conversion of dipolar core-shell Au-Co nanoparticles into beaded Au-Co sub 3 /sub O sub 4 /sub nanowires 
2011Magnetic self-assembly of gold nanoparticle chains using dipolar core-shell colloids 
2010Synthesis of ferromagnetic polymer coated nanoparticles on multi-gram scale with tunable particle size 
2010Dipolar assembly of ferromagnetic nanoparticles into magnetically driven artificial cilia 
2009Colloidal Polymerization of Polymer Coated Ferromagnetic Nanoparticles into Cobalt Oxide Nanowires 
2009Oxidation effect in cobalt nanoparticles magnetic fluids 
2008Self-assembly of polymer-coated ferromagnetic nanoparticles into mesoscopic polymer chains 
2008Fabrication of long CdS nanowires by using a chemical solution process 
2007Nanocomposite materials from functional polymers and magnetic colloids 
2007Synthesis and self-assembly of polymer-coated ferromagnetic nanoparticles 
2007Field induced formation of mesoscopic polymer chains from functional ferromagnetic colloids 
2006Polymer-coated ferromagnetic colloids from well-defined macromolecular surfactants and assembly into nanoparticle chains 
2005Synthesis and direct visualization of block copolymers composed of different macromolecular architectures 
2005The dramatic effect of architecture on the self-assembly of block copolymers at interfaces 
2004Efficiency and fidelity in a click-chemistry route to triazole dendrimers by the copper(I)-catalyzed ligation of azides and alkynes 
2004Synthesis and surface attachment of ABC triblock copolymers containing glassy and rubbery segments 
2003Synthesis of Block, Statistical, and Gradient Copolymers from Octadecyl (Meth)acrylates Using Atom Transfer Radical Polymerization 
2003Synthesis and characterization of organic/inorganic hybrid nanoparticles: Kinetics of surface-initiated atom transfer radical polymerization and morphology of hybrid nanoparticle ultrathin films 
2003Evaluating the effect of termination by chain-chain coupling in living free-radical polymerizations 
2003Synthesis of Polymer Brushes Using Atom Transfer Radical Polymerization 
2003Macromolecules of controlled architecture 
2003ABA triblock copolymers containing polyhedral oligomeric silsesquioxane pendant groups: Synthesis and unique properties 
2002Synthesis and characterization of silica-graft-polystyrene hybrid nanoparticles: Effect of constraint on the glass-transition temperature of spherical polymer brushes 
2002Synthesis of polypropylene-poly(meth)acrylate block copolymers using metallocene catalyzed processes and subsequent atom transfer radical polymerization 
2000Functionalization of polymers prepared by ATRP using radical addition reactions 
2000Synthesis and microstructural characterization of POSS-based triblock copolymers prepared using atom transfer radical polymerization 
2000Synthesis of hybrid polymers using atom transfer radical polymerization: Homopolymers and block copolymers from polyhedral oligomeric silsesquioxane monomers 
2000Synthesis of organic/inorganic hybrid materials using atom transfer radical polymerization 
1999The synthesis of multifunctional star and hyperbranched polymers using atom transfer radical polymerization and atom transfer radical addition 
1999Synthesis of well-defined star polymers by atom transfer radical polymerization using the core-first approach 
1999Synthesis of organic/inorganic hybrid materials from polysiloxane precursors using atom transfer radical polymerization 
1999Synthesis and characterization of star polymers with varying arm number, length, and composition from organic and hybrid inorganic/ organic multifunctional initiators 
1998Preparation of hyperbranched polyacrylates by atom transfer radical polymerization, 4: The use of zero-valent copper 
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