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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

2011
Yan J Q; Jensen B; Dennis K W; McCallum R W; Lograsso T A . 2011. Flux requirements for the growth of RFeAsO (R=rare earth) superconductors. Applied Physics Letters. 98:072504. abstract
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2010
Tian W; Ratcliff W; Kim M G; Yan J Q; Kienzle P A; Huang Q; Jensen B; Dennis K W; McCallum R W; Lograsso T A; McQueeney R J; Goldman A I; Lynn J W; Kreyssig A . 2010. Interplay of Fe and Nd magnetism in NdFeAsO single crystals. Physical Review B. 82:060514. abstract
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Tang W; Wu Y Q; Oster N T; Dennis K W; Kramer M J; Anderson I E; McCallum R W . 2010. Improved energy product in grained aligned and sintered MRE2Fe14B magnets (MRE=Y plus Dy plus Nd). Journal of Applied Physics. 107:09a728. abstract
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Canfield P C; Caudle M L; Ho C S; Kreyssig A; Nandi S; Kim M G; Lin X; Kracher A; Dennis K W; McCallum R W; Goldman A I . 2010. Solution growth of a binary icosahedral quasicrystal of Sc12Zn88. Physical Review B. 81:020201. abstract
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Dolotko O; Wiench J W; Dennis K W; Pecharsky V K; Balema V P . 2010. Mechanically induced reactions in organic solids: liquid eutectics or solid-state processes?. New Journal of Chemistry. 34:25-28. abstract
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2009
Ma C; Yan J Q; Dennis K W; McCallum R W; Tan X . 2009. Synthesis, thermal stability and magnetic properties of the Lu1-xLaxMn2O5 solid solution. Journal of Solid State Chemistry. 182:3013-3020. abstract
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Yan J Q; Nandi S; Zarestky J L; Tian W; Kreyssig A; Jensen B; Kracher A; Dennis K W; McQueeney R J; Goldman A I; McCallum R W; Lograsso T A . 2009. Flux growth at ambient pressure of millimeter-sized single crystals of LaFeAsO, LaFeAsO1-xFx, and LaFe1-xCoxAsO. Applied Physics Letters. 95:222504. abstract
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Ma C; Yan J Q; Dennis K W; Llobet A; McCallum R W; Tan X . 2009. Effect of oxygen content on the magnetic properties of multiferroic YMn2O5+delta. Journal of Physics-Condensed Matter. 21:346002. abstract
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McCallum R W; Yan J Q; Rustan G E; Mun E D; Singh Y; Das S; Nath R; Bud'ko S L; Dennis K W; Johnston D C; Canfield P C; Kramer M J; Kreyssig A; Lograsso T A; Goldman A I . 2009. In situ high energy x-ray synchrotron diffraction study of the synthesis and stoichiometry of LaFeAsO and LaFeAsO1-xFy. Journal of Applied Physics. 105:123912. abstract
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Wu Y Q; Tang W; Kramer M J; Dennis K W; Oster N; McCallum R W; Anderson I E . 2009. Correlation of the energy product with evolution of the nanostructure in the Y,Dy,Nd-(Fe, Co)-B magnetic alloy. Journal of Applied Physics. 105:07a720. abstract
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