Feng Ye

Feng Ye

Position: Lead Instrument Scientist

Instrument: Elastic Diffuse Scattering Spectrometer

Group: Structure of Matter

Division: Quantum Condensed Matter Division

Facility: Spallation Neutron Source

Contact: yef1@ornl.gov

Education

PhD in Experimental Condensed Matter Physics, University of California, Santa Cruz, California

Research

Phase transition, Magnetic ordering and spin dynamics of strongly correlated electron materials such as magnetoresistive oxides, frustrated system and multiferroics materials using neutron scattering techniques

Selected Publications

  • J.T. Haraldsen, F. Ye, R.S. Fishman, J.A. Fernandez-Baca, Y. Yamaguchi, K. Kimura and T. Kimura, “Multiferroic phase of doped delafossite CuFeO2 identified using inelastic neutron scattering”, Phys. Rev. B, 82, 020404(R) (2010)
  • F. Ye, Songxue Chi, J.A. Fernandez-Baca, A. Moreo, E. Dagotto,J. W. Lynn, R. Mathieu, Y. Kaneko, Y. Tokura, and Pengcheng Dai, “Electronic self-organization in the single-layer manganite Pr1-xCa1+xMnO4," Phys. Rev. Lett. 103, 167202(2009)
  • Hao Sha, F. Ye, Pengcheng Dai, J. A. Fernandez-Baca, D. Mesa, J. W. Lynn, Y. Tomioka, Y. Tokura, and Jiandi Zhang, “Signature of Magnetic Phase Separation in the Ground State of Pr1−xCaxMnO3," Phys. Rev. B 78, 052410 (2008)
  • F. Ye, Pengcheng Dai, J. A. Fernandez-Baca, D. T. Adroja, T. G. Perring, Y. Tomioka, and Y. Tokura, “Spin waves throughout the Brillouin zone and magnetic exchange coupling in ferromagnetic metallic manganites La1-xCaxMnO3 (x=0.25,0.30)”, Phys. Rev. B 75, 144408 (2007).
  • F. Ye, J. A. Fernandez-Baca, R. S. Fishman, Y. Ren, H. J. Kang, Y. Qiu, and T. Kimura, “Magnetic Interaction in the Geometrically Frustrated Triangular Lattice Antiferromagnet CuFeO2," Phys. Rev. Lett. 99, 157201 (2007)
  • F. Ye, Hao Sha, Pengcheng Dai, J. A. Fernandez-Baca, and E.W. Plummer, “Magnons in Half Metallic Manganites”, Jiandi Zhang, Journal of Physics: Condensed matter 19, 315204 (2007).
  • Songxue Chi, F. Ye, Pengcheng Dai, J. A. Fernandez-Baca, Q. Huang, J. W. Lynn, E. W. Plummer, R. Mathieu, Y. Kaneko and Y. Tokura, “Effect of antiferromagnetic spin correlations on charge ordering in Pr0.5Ca1.5MnO4”, Proceeding of National Academy of Science 104, 10796, (2007).
  • F. Ye, Pengcheng Dai, J. A. Fernandez-Baca, Hao Sha, J. W. Lynn, H. Kawano-Furukawa, Y. Tomioka, Y. Tokura, and Jiandi Zhang, “Evolution of spin-wave excitations in ferromagnetic metallic manganites,” Phys. Rev. Lett. 96, 47204 (2006)
  • F. Ye, Y. Ren, Q. Huang, J. A. Fernandez-Baca, Pengcheng Dai, J. W. Lynn, and T. Kimura, “Spontaneous spin-lattice coupling in the geometrically frustrated triangular lattice antiferromagnet CuFeO2”, Phys. Rev. B 73, 220404(R) (2006).
  • F. Ye, J. A. Fernandez-Baca, Pengcheng Dai, J. W. Lynn, H. Kawano-Furukawa, H. Yoshizawa, Y. Tomioka, and Y. Tokura, “Electronically smectic-like phase in a nearly half-doped manganite,” Phys. Rev. B 72, 212404 (2005)
  • F. Ye, L. Zhou, S. Larochelle, L. Lu, D.P. Belanger, M. Greven, and D. Lederman, “Order Parameter Criticality of the d=3 Random-Field Ising Anti-ferromagnet Fe0.85Zn0.15F2”, Phys. Rev. Lett. 89, 157202 (2002)