SelectedWorks - Darrell Hyson Reneker

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Selected Works of Darrell Hyson Reneker

Distinguished Professor, Department of Polymer Science

Research Interests:
Polymer physics, computer modeling of conformation defects in polymer crystals, morphology and scanning tunneling microscopy of polymers, electron holography of polymer molecules, electrospinning of polymer fibers, electrostriction of polymers, polymer nanofibers.

Works
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About Darrell Hyson Reneker

Research Interests:
Polymer physics, computer modeling of conformation defects in polymer crystals, morphology and scanning tunneling microscopy of polymers, electron holography of polymer molecules, electrospinning of polymer fibers, electrostriction of polymers, polymer nanofibers.

Present	Distinguished Professor, Department of Polymer Science, The University of Akron
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Polymer Science

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Phone: 330-972-6949

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Articles (98)

Hierarchical polystyrene patterns produced by electrospinning

Yu Xin and Darrell Reneker

When a 25 wt% polystyrene solution was electrospun at relatively low applied voltage, the bending instability initiated, grew and disappeared, ...

Interpretation and use of glints from an electrospinning jet of ...

Kaiyi Liu, Camden D. Ertley and Darrell Reneker

Optical observations of jets provide information useful for control of electrospinning of polymer solutions. Combinations of videography, stereography, and methods ...

Garland formation process in electrospinning

Yu Xin and Darrell Reneker

The electrospinning technique has become a widely used method to produce nanofibers. Much experimental and theoretical work has been done ...

Glints of light reveal properties of coiled electrospinning jets in ...

Polymer Science Faculty Research (2012)

Darrell Reneker

Optical observations of jets provide information needed to control features of polymer nanofibers produced by electrospinning. Quantitative information about the ...

Mechanical Properties of Nanofibers Revealed by Interaction with Streams of ...

Yinan Lin, Daniel M. Clark, Xiang Yu, Zhenxin Zhong, et al.

Electrospun nanofibers were captured directly between two steel rods that functioned as the “grips” of the tensile testing apparatus. Tension ...

New Methods to Electrospin Nanofibers

Journal of Engineered Fibers and Fabrics (2011)

George G. Chase, Jackapon Sunthorn Varabhas and Darrell Reneker

Electrospinning from a single jet is commonly used to produce very fine polymeric fibers. The mass production rate of the ...

Highly Hydrophobic Electrospun Fiber Mats from Polyisobutylene-Based Thermoplastic Elastomers

Biomacromolecules (2011)

Goy Teck Lim, Judit E. Puskas, Darrell Reneker, Antal Jakli, et al.

This paper is the first report of electrospinning neat polyisobutylene-based thermoplastic elastomers. Two generations of these materials are investigated: a ...

Electrospun jets launched from polymeric bubbles

Polymer Science Faculty Research (2010)

Darrell Reneker, George G. Chase and Jackapon Sunthornvarabhas

The invention relates to a novel method for electrospinning fibers wherein the fiber-spinning solution is infused with gas bubbles which ...

Graphitic carbon nanofibers developed from bundles of aligned electrospun polyacrylonitrile ...

Zhengping Zhou, Kunming Liu, Chuilin Lai, Lifeng Zhang, et al.

Graphitic carbon nanofibers (GCNFs) with diameters of approximately 300 nm were developed using bundles of aligned electrospun polyacrylonitrile (PAN) nanofibers ...

Dynamic characterization of jets of polymer solutions

Polymer Science Faculty Research (2010)

Darrell Reneker

Polymer jets that are accessible for detailed observation are created by electrospinning and by mechanical extension of a polymer solution. ...

High-strength and high-toughness polyimide nanofibers: Synthesis and characterization

Journal of Applied Polymer Science (2010)

Chuyun Cheng, Juan Chen, Fei Chen, Ping Hu, et al.

High-strength and high-toughness nanofibers were made from polyimide 6F-PI through electrospinning. The 6F-PI had a backbone made up with 3,3′,4, ...

Characterization of electrospinning jet using interference color technique

ACS Symposium Series (2009)

Han Xu and Darrell Reneker

A comprehensive model combining electromagnetic theory of light and quantitative science of color perception was developed and experimentally validated to ...

Investigation of the formation of carbon and graphite nanofiber from ...

ACS Symposium Series (2009)

Hao Fong and Darrell Reneker

Mesophase pitch nanofibers, made by a recently patented nanofiber processing technology, were stabilized, carbonized and graphitized to study the formation ...

Nanofiber manufacturing: Toward better process control

ACS Symposium Series (2009)

Darrell Reneker, Alexander Yarin, Eyal Zussman, Sureeporn Koombhongse, et al.

This paper considers the development of a comprehensive model of the electrospinning process. All stages of the electrospinning process, from ...

Electrospinning Route For the Fabrication of P-N Junction Using Nanofiber ...

Journal of Applied Physics (2009)

A. F. Lotus, S. Bhargava, E. T. Bender, E. A. Evans, et al.

Electrospinning is a simple, versatile, and cost effective method for generating nanoscale fibers, wires, and tubes. Nanowires and nanotubes could ...

Electrospinning route for the fabrication of pn junction using nanofiber ...

Department of Polymer Science (2009)

Darrell Reneker

Electrospinning is a simple, versatile, and cost effective method for generating nanoscale fibers, wires, and tubes. Nanowires and nanotubes could ...

Development of carbon nanofibers from aligned electrospun polyacrylonitrile nanofiber bundles ...

Zhengping Zhou, Chuilin Lai, Lifeng Zhang, Yong Qian, et al.

Carbon nanofibers with diameters of 200–300 nm were developed through stabilization and carbonization of aligned electrospun polyacrylonitrile (PAN) nanofiber bundles. ...

Corona discharge from electrospinning jet of poly (ethylene oxide) solution

Sureeporn Tripatanasuwan and Darrell Reneker

Corona discharges from electrospinning jets were observed and photographed at the tip of the Taylor cone, and in a cylindrical ...

Capillary thinning and break-up of hydrogel-elastomer composites

Polymer Science Faculty Research (2009)

Darrell Reneker

The development of a filament stretching rheometer with a high magnification and high speed digital imaging system enabled real-time video ...

Electrospun Buckling Coils

Polymer Science Faculty Research (2009)

Darrell Reneker

Electrospinning offers a useful way to produce fibers with micron and nanometer scale diameter. The present work deals with the ...

Hierarchical Fiber Structures Made by Electrospinning Polymers

Polymer Science Faculty Research (2009)

Darrell Reneker

Polymorphism Behaviors of Electrospun Poly (vinylidene fluoride) Nanofibers

Polymer Science Faculty Research (2009)

Darrell Reneker

Poly(vinylidene fluoride) (PVDF) and its copolymers have drawn great attention in recent years due to their attractive electrical properties such ...

Properties of Electrospinning Jets

Polymer Science Faculty Research (2009)

Darrell Reneker

The path and motion of an electrospinning jet observed with ...

Polymer Science Faculty Research (2009)

Darrell Reneker

An electrospinning jet illuminated with both a steady intense light and a short flash was stereoscopically recorded through a pair ...

Hydrogel microstructures combined with electrospun fibers and photopatterning for shape ...

Kyle D. Anderson, David Lu, Michael E. McConney, Tao Han, et al.

In order to improve the sensitivity of hair cell sensors for fluid flow detection, poly-ethylene oxide acrylic macromonomer is used ...