John Richard Hellmann, Jr.

    • 1303 Citations
    • 20 h-Index
    1981 …2017
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    Fingerprint Dive into the research topics where John Richard Hellmann, Jr. is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

    • 5 Similar Profiles
    Aluminum Oxide Chemical Compounds
    Fibers Engineering & Materials Science
    Composite materials Engineering & Materials Science
    Zirconia Engineering & Materials Science
    Sapphire Engineering & Materials Science
    Alumina Engineering & Materials Science
    Glass Engineering & Materials Science
    Ceramic foams Engineering & Materials Science

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    Research Output 1981 2017

    • 1303 Citations
    • 20 h-Index
    • 57 Article
    • 6 Conference contribution
    • 6 Conference article
    3 Citations (Scopus)

    A methodology for the accurate measurement of uniaxial compressive creep of refractory ceramics

    Longhin, M. E., Shelleman, D. L. & Hellmann, Jr., J. R., Dec 1 2017, In : Measurement: Journal of the International Measurement Confederation. 111, p. 69-83 15 p.

    Research output: Contribution to journalArticle

    Refractory materials

    Proppants for shale gas and oil recovery: Engineering ceramics for stimulation of unconventional energy resources

    Hellmann, J. R., Scheetz, B. E., Luscher, W. G., Hartwich, D. G. & Koseski, R. P., Jan 1 2014, American Ceramic Society Bulletin, 93, 1, p. 28-35 8 p.

    Research output: Contribution to specialist publicationArticle

    Shale oil
    Energy resources
    Shale gas
    29 Citations (Scopus)

    SiAlON ceramics from preceramic polymers and nano-sized fillers: Application in ceramic joining

    Bernardo, E., Parcianello, G., Colombo, P., Adair, J. H., Barnes, A. T., Hellmann, J. R., Jones, B. H., Kruise, J. & Swab, J. J., Jun 1 2012, In : Journal of the European Ceramic Society. 32, 7, p. 1329-1335 7 p.

    Research output: Contribution to journalArticle

    Aluminum Oxide
    2 Citations (Scopus)

    SiAlON-SiC sandwich structures with tailored surface compression

    Hoff, K., Green, D. J., Jin, Y., Ryba, E. & Hellmann, J. R., Jan 1 2012, In : International Journal of Applied Ceramic Technology. 9, 1, p. 91-99 9 p.

    Research output: Contribution to journalArticle

    Sandwich structures
    sandwich structures
    residual stress
    Residual stresses
    2 Citations (Scopus)

    Experimental and finite element analysis of the API RP60 test

    Harris, J. T., Segall, A. E., Hellmann, J. R., Scheetz, B. E., Koseski, R. P. & Boyce, J. M., May 1 2011, In : Journal of Testing and Evaluation. 39, 3

    Research output: Contribution to journalArticle

    Application programming interfaces (API)
    Acoustic emissions
    Finite element method
    Pressure distribution