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Kevin W. Dennis

Assistant Scientist III
Address
39 Wilhelm Hall
The Ames Laboratory
Ames, IA 50011-3020
Phone 515-294-7899
Fax 515-294-4291
Email dennis@ameslab.gov

Research Interests

  • Magnetism of complex intermetallics
  • Rapid solidification
  • Magnetic and thermal analysis techniques
  • Superconducting materials

(Chronologically most recent on top)Education

  • ChE Wayne State University, Detroit, MI, 1983

(Chronologically most recent on top)Professional Appointments

  • 2005 - present Ames Laboratory Safety Review Committee Chairperson
  • 1988 - present Assistant Scientist, Ames Laboratory, US Department of Energy
  • 1983 - 1988 Research Engineer, Energy Conversion Devices, Ovonic Synthetic Materials, Troy, MI

(Chronologically most recent on top)Publications with the Ames Laboratory

2009
Yuhasz W M; Schlagel D L; Xing Q; Dennis K W; McCallum R W; Lograsso T A . 2009. Influence of annealing and phase decomposition on the magnetostructural transitions in Ni50Mn39Sn11. Journal of Applied Physics. 105:07a921. abstract
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Tang W; Wu Y Q; Dennis K W; Oster N T; Kramer M J; Anderson I E; McCallum R W . 2009. Magnetic properties and microstructure of gas atomized MRE2(Fe,Co)(14)B powder with ZrC addition (MRE=Nd plus Y plus Dy). Journal of Applied Physics. 105:07a728. abstract
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Ma C; Yan J Q; Dennis K W; McCallum R W; Tan X . 2009. Size-dependent magnetic properties of high oxygen content YMn2O5 +/-delta multiferroic nanoparticles. Journal of Applied Physics. 105:033908. abstract
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2008
Jia S; Ni N; Samolyuk G D; Safa-Sefat A; Dennis K; Ko H; Miller G J; Bud'ko S L; Canfield P C . 2008. Variation of the magnetic ordering in GdT2Zn20 (T=Fe, Ru, Os, Co, Rh and Ir) and its correlation with the electronic structure of isostructural YT2Zn20. Physical Review B. 77:104408. abstract
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Janssen Y; Dennis K W; Prozorov R; Canfield P C; McCallum R W . 2008. Exotic (anti)ferromagnetism in single crystals of Pr6Ni2Si3. Physical Review B. 77:214407. abstract
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Hill J M; McQueeney R J; Wu R; Dennis K; McCallum R W; Huang M; Lograsso T A . 2008. Low temperature heat capacity of Fe1-xGax alloys with large magnetostriction. Physical Review B. 77:014430. abstract
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Chumbley L S; Ugurlu O; McCallum R W; Dennis K W; Mudryk Y; Gschneidner K A; Pecharsky V K . 2008. Linear microstructural features in R-5(Si,Ge)(4)-type alloys: Difficulties in identification. Acta Materialia. 56:527-536. abstract
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Schlagel D L; Yuhasz W M; Dennis K W; McCallum R W; Lograsso T A . 2008. Temperature dependence of the field-induced phase transformation in Ni50Mn37Sn13. Scripta Materialia. 59:1083-1086. abstract
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2007
Kramer M J; Mecco H; Dennis K W; Vargonova E; McCallum R W; Napolitano R E . 2007. Rapid solidification and metallic glass formation - Experimental and theoretical limits. Journal of Non-Crystalline Solids. 353:3633-3639. abstract
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Tang W; Wu Y Q; Dennis K W; Kramer M J; Anderson I E; McCallum R W . 2007. Comparison of microstructure and magnetic properties of gas-atomized and melt-spun MRE-Fe-Co-M-B (MRE = Y+Dy+Nd, M = Zr+TiC). Journal of Applied Physics. 101:09K510. abstract
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