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Journal Articles

Note: On the temperature coefficients for the specific volume and viscosity of polymers

Roger S. Porter, Hoe H. Chuah, J.‐S. Wang
Journal: Journal of Rheology
J. Rheol. 39, 649–654 (1995)
https://doi.org/10.1122/1.550716
Published: May 1995
View article titled, Note: On the temperature coefficients for the specific volume and viscosity of polymers
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Journal Articles

The Mechanics of Equibiaxial Hydrostatic Deformation in Solid State: Isotactic Polypropylene

Ravi F. Saraf, Roger S. Porter
Journal: Journal of Rheology
J. Rheol. 31, 59–94 (1987)
https://doi.org/10.1122/1.549950
Published: January 1987
View article titled, The Mechanics of Equibiaxial Hydrostatic Deformation in Solid State: Isotactic Polypropylene
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Journal Articles

On the Origin of Negative Normal Stresses in Sheared or Lyotropic Liquid Crystals

Charles E. Chaffey, Roger S. Porter
Journal: Journal of Rheology
J. Rheol. 29, 281–305 (1985)
https://doi.org/10.1122/1.549792
Published: June 1985
View article titled, On the Origin of Negative Normal Stresses in Sheared or Lyotropic Liquid Crystals
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Journal Articles

Comparison of two methods for flash thermal diffusivity on drawn low‐density polyethylenes

James M. Jonza, Roger S. Porter
Journal: Review of Scientific Instruments
Rev. Sci. Instrum. 55, 1654–1659 (1984)
https://doi.org/10.1063/1.1137635
Published: October 1984
View article titled, Comparison of two methods for flash thermal diffusivity on drawn low‐density polyethylenes
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Journal Articles

Steady Shear Flow of Solutions of Rodlike Macromolecules

Charles E. Chaffey, Roger S. Porter
Journal: Journal of Rheology
J. Rheol. 28, 249–272 (1984)
https://doi.org/10.1122/1.549750
Published: June 1984
View article titled, Steady Shear Flow of Solutions of Rodlike Macromolecules
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Journal Articles

Concentration Dependence of Rheology for Poly(vinyl Acetate) Solutions

S. H. Agarwal, Roger S. Porter
Journal: Journal of Rheology
J. Rheol. 25, 171–191 (1981)
https://doi.org/10.1122/1.549643
Published: April 1981
View article titled, Concentration Dependence of Rheology for Poly(vinyl Acetate) Solutions
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Journal Articles

Broad Shear Range Viscometry of High Polymer Solutions: Polystyrene and Polyisobutene in Decalin

Toshio Shimida, Paul L. Horng, Roger S. Porter
Journal: Journal of Rheology
J. Rheol. 24, 783–797 (1980)
https://doi.org/10.1122/1.549583
Published: December 1980
View article titled, Broad Shear Range Viscometry of High Polymer Solutions: Polystyrene and Polyisobutene in Decalin
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Journal Articles

Annealing characteristics of ultraoriented high‐density polyethylene

W. T. Mead, Roger S. Porter
Journal: Journal of Applied Physics
J. Appl. Phys. 47, 4278–4288 (1976)
https://doi.org/10.1063/1.322454
Published: October 1976
View article titled, Annealing characteristics of ultraoriented high‐density polyethylene
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Journal Articles

Polymer Viscosity‐Molecular Weight Distribution Correlations via Blending: For High Molecular Weight Poly(dimethyl Siloxanes) and for Polystyrenes

Emil M. Friedman, Roger S. Porter
Journal: Journal of Rheology
Transactions of The Society of Rheology 19, 493–508 (1975)
https://doi.org/10.1122/1.549382
Published: December 1975
View article titled, Polymer Viscosity‐Molecular Weight Distribution Correlations via Blending: For High Molecular Weight Poly(dimethyl Siloxanes) and for Polystyrenes
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Journal Articles

Orientation and Structure of Polyethylene Crystallized under the Orientation and Pressure Effects of a Pressure Capillary Viscometer

C. Richard Desper, John H. Southern, Robert D. Ulrich, Roger S. Porter
Journal: Journal of Applied Physics
J. Appl. Phys. 41, 4284–4289 (1970)
https://doi.org/10.1063/1.1658458
Published: October 1970
View article titled, Orientation and Structure of Polyethylene Crystallized under the Orientation and Pressure Effects of a Pressure Capillary Viscometer
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Journal Articles

On the Flow and Activation Energy of Branched Polyethylene Melts

Roger S. Porter, Jack P. Knox, Julian F. Johnson
Journal: Journal of Rheology
Transactions of The Society of Rheology 12, 409–419 (1968)
https://doi.org/10.1122/1.549123
Published: September 1968
View article titled, On the Flow and Activation Energy of Branched Polyethylene Melts
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Journal Articles

Interpretation of Mesophase Transitions

Anil Torgalkar, Roger S. Porter, Edward M. Barrall, II, Julian F. Johnson
Journal: The Journal of Chemical Physics
J. Chem. Phys. 48, 3897–3901 (1968)
https://doi.org/10.1063/1.1669713
Published: May 1968
View article titled, Interpretation of Mesophase Transitions
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Journal Articles

Partially Crystalline Polyethylene: Flow and Optical Properties

Julian F. Johnson, Edward M. Barrall, II, Roger S. Porter
Journal: Journal of Rheology
Transactions of The Society of Rheology 12, 133–141 (1968)
https://doi.org/10.1122/1.549102
Published: March 1968
View article titled, Partially Crystalline Polyethylene: Flow and Optical Properties
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Journal Articles

Flow Properties of a Partially Crystalline Polyethylene

Roger S. Porter, Julian F. Johnson
Journal: Journal of Rheology
Transactions of The Society of Rheology 11, 259–266 (1967)
https://doi.org/10.1122/1.549081
Published: September 1967
View article titled, Flow Properties of a Partially Crystalline Polyethylene
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Journal Articles

Some Flow Characteristics of Mesophase Types

Roger S. Porter, Edward M. Barrall, II, Julian F. Johnson
Journal: The Journal of Chemical Physics
J. Chem. Phys. 45, 1452–1456 (1966)
https://doi.org/10.1063/1.1727784
Published: September 1966
View article titled, Some Flow Characteristics of Mesophase Types
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Journal Articles

A Relationship between Molecular Weight Distribution and Non‐Newtonian Flow for Polyisobutenes

Roger S. Porter, Manfred J. R. Cantow, Julian F. Johnson
Journal: Journal of Rheology
Transactions of The Society of Rheology 10, 621–626 (1966)
https://doi.org/10.1122/1.549067
Published: September 1966
View article titled, A Relationship between Molecular Weight Distribution and Non‐Newtonian Flow for Polyisobutenes
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Journal Articles

Recording High Shear Viscometer for Measurement at Shear Rates Near 106 Sec−1

Roger S. Porter, Rudolph F. Klaver, Julian F. Johnson
Journal: Review of Scientific Instruments
Rev. Sci. Instrum. 36, 1846–1850 (1965)
https://doi.org/10.1063/1.1719478
Published: December 1965
View article titled, Recording High Shear Viscometer for Measurement at Shear Rates Near 10<sup>6</sup> Sec<sup>−1</sup>
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Journal Articles

Viscosity Measurements near a Million Seconds −1

Roger S. Porter, Julian F. Johnson
Journal: Journal of Rheology
Transactions of The Society of Rheology 9, 49–55 (1965)
https://doi.org/10.1122/1.549018
Published: September 1965
View article titled, Viscosity Measurements near a Million Seconds −1
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Journal Articles

Conformation of Cyclohexane Derivatives on Exposure to Steady Shear to Above 106 Sec−1

Roger S. Porter, Julian F. Johnson
Journal: The Physics of Fluids
Phys. Fluids 8, 1392–1393 (1965)
https://doi.org/10.1063/1.1761416
Published: July 1965
View article titled, Conformation of Cyclohexane Derivatives on Exposure to Steady Shear to Above 10<sup>6</sup> Sec<sup>−1</sup>
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Journal Articles

Polyisobutene Degradation in Laminar Flow: Composition and Shear Variables

Roger S. Porter, Julian F. Johnson
Journal: Journal of Applied Physics
J. Appl. Phys. 35, 3149–3151 (1964)
https://doi.org/10.1063/1.1713193
Published: November 1964
View article titled, Polyisobutene Degradation in Laminar Flow: Composition and Shear Variables
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