Publications - Roth Research Group

Roth Research Group

2009

E.A. Baker, P. Rittigstein, J.M. Torkelson, and C.B. Roth, "Streamlined Ellipsometry Procedure for Characterizing Physical Aging Rates of Thin Polymer Films," J. Polym. Sci. Part B: Polym. Phys. 47, 2509 - 2519 (2009). [Link]

S. Kim, S.A. Hewlett, C.B. Roth, and J.M. Torkelson, "Confinement Effects on Glass Transition Temperature, Transition Breadth, and Expansivity: Comparison of Ellipsometry and Fluorescence Measurements on Polystyrene Films," Eur. Phys. J. E. 30, 83 - 92 (2009). [Link]

2008

R.W. Sandoval, D.E. Williams, J. Kim, C.B. Roth, and J.M. Torkelson, "Critical Micelle Concentrations of Block and Gradient Copolymers in Homopolymer: Effects of Sequence Distribution, Composition and Molecular Weight," J. Polym. Sci. Part B: Polym. Phys. 46, 2672 - 2682 (2008). [Link]

S. Kim, C.B. Roth, and J.M. Torkelson, "Effect of Nanoscale Confinement on the Glass Transition Temperature of Free-Standing Polymer Films: Novel, Self-Referencing Fluorescence Method," J. Polym. Sci. Part B: Polym. Phys. 46, 2754 - 2764 (2008). [Link]

2007

C.L.H. Wong, J. Kim, C.B. Roth, and J.M. Torkelson, "Comparison of Critical Micelle Concentrations of Gradient Copolymer and Block Copolymer in Homopolymer: Novel Characterization by Intrinsic Fluorescence," Macromolecules 40, 5631 - 5633 (2007). [Link]

C.B. Roth and J.M. Torkelson, "Selectively Probing the Glass Transition Temperature in Multilayer Polymer Films: Equivalence of Block Copolymers and Multilayer Films of Different Homopolymers," Macromolecules 40, 3328 - 3336 (2007). [Link]

C.B. Roth, K.L. McNerny, W.F. Jager, and J.M. Torkelson, "Eliminating the Enhanced Mobility at the Free Surface of Polystyrene: Fluorescence Studies of the Glass Transition Temperature in Thin Bilayer Films of Immiscible Polymers," Macromolecules 40, 2568 - 2574 (2007). [Link]

2006

C.B. Roth and J.R. Dutcher, "Hole growth as a micro-rheological probe to measure the viscosity of polymers confined to thin films", Journal of Polymer Science Part B: Polymer Physics 44, 3011 - 3021 (2006). [Link]

C.B. Roth, A. Pound, S.W. Kamp, C.A. Murray, and J.R. Dutcher, "Molecular weight dependence of the glass transition temperature of freely-standing poly(methyl methacrylate) films", European Physical Journal E 20, 441 - 448 (2006). [Link]

2005

C.B. Roth, B. Deh, B.G. Nickel, and J.R. Dutcher, "Evidence of convective constraint release during hole growth in freely standing polystyrene films at low temperatures", Physical Review E 72, 021802 (2005). [Link]

C.B. Roth and J.R. Dutcher, "Hole growth in freely-standing polystyrene films probed using a differential pressure experiment", Physical Review E 72, 021803 (2005). [Link]

C.B. Roth and J.R. Dutcher, "Glass transition and chain mobility in thin polymer films", Journal of Electroanalytical Chemistry 584, 13 - 22 (2005). [Link]

C.B. Roth and J.R. Dutcher, "Mobility on Different Length Scales in Thin Polymer Films", in Soft Materials: Structure and Dynamics , Eds. J.R. Dutcher and A.G. Marangoni (Marcel Dekker, N.Y., Chap. 1, pp. 1 - 38, 2005).

2003

C.B. Roth and J.R. Dutcher, "Glass Transition Temperature of Freely-Standing Films of Atactic Poly(methyl methacrylate)", European Physical Journal E 12, S103 - S107 Suppl. 1 (2003). [Link]

C.B. Roth, B.G. Nickel, J.R. Dutcher, and K. Dalnoki-Veress, "Differential Pressure Experiment to Probe Hole Growth in Freely-Standing Polymer Films", Review of Scientific Instruments 74, 2796 - 2804 (2003). [Link]

2000

J.R. Dutcher, K. Dalnoki-Veress, B.G. Nickel, and C.B. Roth, "Instabilities in Thin Polymer Films: From Pattern Formation to Rupture", Macromolecular Symposia 159, 143 - 150 (2000). [Link]

1999

K. Dalnoki-Veress, B.G. Nickel, C. Roth, and J.R. Dutcher, "Hole Formation and Growth in Freely-Standing Polystyrene Films", Physical Review E 59, 2153 - 2156 (1999). [Link]