Concepedia

John R. Havens

JR

Statistics

Publications

14

Citations

575

H-Index

11

Active since

1977

Affiliations

Case Western Reserve University(Current)

Pennsylvania State University

John R. Havens is an author at Case Western Reserve University specializing in chemistry, natural sciences, and spectroscopy.

Publications per year

1977–1990

14

Publications

14

Morphology of poly(ethylene terephthalate) fibers as studied by multiple-pulse proton NMR

John R. Havens, David L. VanderHart · Macromolecules · 1985 · 157 citations

Natural Sciences, Chemistry, Materials Science +12

Structural studies of poly(N-vinylimidazole) complexes by infrared and Raman spectroscopy

Joseph L. Lippert, James A. Robertson, John R. Havens et al. · Macromolecules · 1985 · 94 citations

Natural Sciences, Chemistry, Materials Science +10

Applications of High-Resolution Carbon-13 Nuclear Magnetic Resonance Spectroscopy to Solid Polymers

John R. Havens, Jack L. Koenig · Applied Spectroscopy · 1983 · 60 citations

Natural Sciences, Chemistry, Materials Science +15

The Determination of Hydroxyl Groups in Coal by Fourier Transform Infrared and <sup>13</sup> C NMR Spectroscopy

Randy W. Snyder, Paul C. Painter, John R. Havens et al. · Applied Spectroscopy · 1983 · 37 citations

Natural Sciences, Chemistry, Analytical Chemistry +11

A fourier transform infrared spectroscopic investigation of polyethylene single crystals. II. Fine structure of the CH<sub>2</sub> rocking mode

Paul C. Painter, John R. Havens, W. W. Hart et al. · Journal of Polymer Science Polymer Physics Edition · 1977 · 35 citations

Natural Sciences, Chemistry, Physics +16

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