Research Highlights

Superconductivity

• New VULCAN tests of Japanese cable for US ITER's central magnet system
  (2012)
  Contact: Ke An


• ARCS maps collaborative magnetic spin behavior in iron telluride
  (2011)
  Published Work: “Unconventional Temperature Enhanced Magnetism in Fe1:1Te”
  Contact: Igor Zaliznyak


• Doug Scalapino discusses "common thread" linking unconventional superconducting materials
  (2011)
  Contact: Douglas Scalapino


• Materials Engineering Research at SNS Helps International Collaboration on Fusion Energy
  Scientists and engineers at ORNL are working with the ITER Organization and the Japanese Atomic Energy Agency to resolve issues with a critical component of ITER’s experimental fusion reactor. ITER is the international research facility in southeastern France whose mission is to demonstrate the feasibility of fusion as a practical long-term energy source. (2011)
  Contact: Xun-Li Wang


• Neutron Scattering Shows Magnetic Excitation Mechanism at Work in New Superconducting Materials
  Several key discoveries about the iron-based superconductors (Fe SCs) have emerged from research conducted at ORNL. Studies have revealed important details about the magnetic order of the parent compounds and its correlation with the emergence of superconductivity. (2011)
  Published Work:
  
  • "Lattice distortion and magnetic quantum phase transition in CeFeAs_1−xP_xO"
  • "Evolution of spin excitations into the superconducting state in FeTe_1−xSe_x"
  • "Electron-doping evolution of the low-energy spin excitations in the iron arsenide superconductor BaFe_2−xNi_xAs₂"
  Contacts: Pengcheng Dai, Andy Christianson, Mark Lumsden