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Roy F. Willis, Ph.D.

Affiliations: 
Physics Pennsylvania State University, State College, PA, United States 
Area:
Condensed Matter Physics
Website:
http://www.phys.psu.edu/people/rfw4
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"Roy F. Willis"
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Parents

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David Tabor grad student 1967 Cambridge

Children

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Richard Palmer grad student 1987 Cambridge
Gary Jay Mankey grad student 1992 Penn State (Physics Tree)
Myonggeun Yoon grad student 2001 Penn State
Renjun Zhang grad student 2001 Penn State
Nathaniel A. Janke-Gilman grad student 2003 Penn State
Kenneth Podolak grad student 2008 Penn State
Hyosig Won grad student 2008 Penn State

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Publications

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Bramfeld TS, Won H, Willis RF. (2010) Abrupt dimensionality crossover in thin-film ferromagnets: Quantum size effect Journal of Applied Physics. 107: 09E150
Won H, Willis RF. (2010) A STM point-probe method for measuring sheet resistance of ultrathin metallic films on semiconducting silicon Surface Science. 604: 491-495
Podolak KR, Willis RF, Wilson MJ, et al. (2009) Local and nonlocal magnetic behavior of dilute manganese-doped nickel alloys Journal of Applied Physics. 105
Bramfeld TS, Willis RF. (2008) Temperature-dependent crossover of dimensionality in ultrathin nickel films Journal of Applied Physics. 103: 07C718
Willis RF, Bramfeld TS, Podolak KR. (2007) Finite-size nanoscaling of the critical temperature of ferromagnets with variable range of spin interactions Journal of Applied Physics. 101
Janke-Gilman N, Altmann KN, Himpsel FJ, et al. (2005) Tuning the spin-flip gap in transition-metal magnets by alloying. Physical Review B. 72: 64420
Janke-Gilman N, Willis RF. (2005) Distinguishing magnetic-moment and magnetic-ordering behavior in transition metal alloys Journal of Magnetism and Magnetic Materials. 290: 584-587
Janke-Gilman N, Hochstrasser M, Willis RF. (2004) Measuring atomic moment and magnetic order through magnetic linear dichroism with angular dependence studies of transition-metal alloys Physical Review B. 70
Altmann KN, Gilman N, Hayoz J, et al. (2001) Effect of magnetic doping on the electronic states of Ni. Physical Review Letters. 87: 137201
Zhang R, Willis RF. (2001) Thickness-dependent Curie temperatures of ultrathin magnetic films: effect of the range of spin-spin interactions. Physical Review Letters. 86: 2665-8
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