John R. Hellmann, Jr.
Affiliations: | Materials Science and Engineering | Pennsylvania State University, State College, PA, United States |
Area:
Materials Science EngineeringWebsite:
https://www.matse.psu.edu/directory/john-hellmannGoogle:
"John Richard Hellmann" OR "John R Hellmann"Bio:
https://books.google.com/books?id=IldEAQAAIAAJ
https://www.proquest.com/openview/099364aa793563fe9cafe2b9d10a2fbb/1
Parents
Sign in to add mentor| Vladimir S. Stubican | grad student | 1981 | Penn State | |
| (Phase Relationships and Metastabilities in Some Zirconia Systems) | ||||
Children
Sign in to add trainee| Albert E. Segall | grad student | 1992 | Penn State |
| Matthew H. Krohn | grad student | 2004 | Penn State |
| Walter G. Luscher | grad student | 2007 | Penn State |
| Ryan P. Koseski | grad student | 2008 | Penn State (Chemistry Tree) |
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Publications
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| Longhin ME, Shelleman DL, Hellmann JR. (2017) A methodology for the accurate measurement of uniaxial compressive creep of refractory ceramics Measurement. 111: 69-83 |
| Hoff K, Green DJ, Jin Y, et al. (2012) SiAlON-SiC sandwich structures with tailored surface compression International Journal of Applied Ceramic Technology. 9: 91-99 |
| Bernardo E, Parcianello G, Colombo P, et al. (2012) SiAlON ceramics from preceramic polymers and nano-sized fillers: Application in ceramic joining Journal of the European Ceramic Society. 32: 1329-1335 |
| Harris JT, Segall AE, Hellmann JR, et al. (2011) Experimental and finite element analysis of the API RP60 test Journal of Testing and Evaluation. 39 |
| Fox KM, Hellmann JR. (2008) Microstructure and creep behavior of silicon nitride and SiAlONs International Journal of Applied Ceramic Technology. 5: 138-154 |
| Howell JA, Hellmann JR, Muhlstein CL. (2008) Nanomechanical properties of commercial float glass Journal of Non-Crystalline Solids. 354: 1891-1899 |
| Luscher WG, Hellmann JR, Segall AE, et al. (2007) A Critical Review of the Diametral Compression Method for Determining the Tensile Strength of Spherical Aggregates Journal of Testing and Evaluation. 35: 624-629 |
| Luscher WG, Hellmann JR, Scheetz BE, et al. (2006) Strength enhancement of aluminosilicate aggregate through modified thermal treatment International Journal of Applied Ceramic Technology. 3: 157-165 |
| Fox KM, Hellmann JR, Dickey EC, et al. (2006) Impression and compression creep of SiAlON ceramics Journal of the American Ceramic Society. 89: 2555-2563 |
| Krohn MH, Hellmann JR, Mahieu B, et al. (2005) Effect of tin-oxide on the physical properties of soda-lime–silica glass☆ Journal of Non-Crystalline Solids. 351: 455-465 |