2009

  1. S. O. Diallo, V. P. Antropov, T. G. Perring, C. Broholm, J. J. Pulikkotil, N. Ni, S. L. Bud'ko, P. C. Canfield, A. Kreyssig,A. I. Goldman, and R. J. McQueeney. Itinerant Magnetic Excitations in Antiferromagnetic CaFe2As2. PHYSICAL REVIEW LETTERS, 102, 187206 (2009)
  2. J. Yang, D. Huevonen, U. Nagel, T. Room, N. Ni, P. C. Canfield, S. L. Bud'ko, J. P. Carbotte, and T. Timusk. Optical Spectroscopy of Superconducting (Ba0.55K0.45)Fe2As2 Evidence for Strong Coupling to Low-Energy Bosons. PHYSICAL REVIEW LETTERS, 102, 187003 (2009)
  3. R. T. Gordon, N. Ni, C. Martin, M. A. Tanatar, M. D. Vannette, H. Kim, G. D. Samolyuk, J. Schmalian, S. Nandi, A. Kreyssig, A. I. Goldman, J. Q. Yan, S. L. Bud'ko, P. C. Canfield, and R. Prozorov. Unconventional London Penetration Depth in Single-Crystal Ba(Fe0.93Co0.07)2As2 Superconductors. PHYSICAL REVIEW LETTERS, 102, 127004 (2009)
  4. N. Ni, A. Thaler, A. Kracher, J. Q. Yan, S. L. Bud'ko, and P. C. Canfield. Phase diagrams of Ba(Fe1-xMx)2As2 single crystals (M=Rh and Pd). PHYSICAL REVIEW B, 80, 024511 (2009)
  5. R. Prozorov, M. A. Tanatar, N. Ni, A. Kreyssig, S. Nandi, S. L. Bud'ko, A. I. Goldman, and P. C. Canfield. Intrinsic pinning on structural domains in underdoped single crystals of Ba(Fe1-xCox)2As2. PHYSICAL REVIEW B, 80, 174517 (2009)
  6. M. S. Torikachvili, S. L. Bud'ko, Ni Ni, and P. C. Canfield. Hydrostatic pressure study of the structural phase transitions and superconductivity in single crystals of (Ba1-xKx)Fe2As2 (x=0 and 0.45) and CaFe2As2. PHYSICA B:CONDENSED MATTER, 404, 3223 (2009)
  7. X. G. Luo, M. A. Tanatar, J. Ph. Reid, H. Shakeripour, N. Doiron-Leyraud, N. Ni, S. L. Bud'ko, P. C. Canfield, Huiqian Luo, Zhaosheng Wang, Hai-Hu Wen, R. Prozorov, and Louis Taillefer. Quasiparticle heat transport in single-crystalline (Ba1-xKx)Fe2As2: Evidence for a k-dependent superconducting gap without nodes. PHYSICAL REVIEW B, 80, 140503 (2009)
  8. Shuang Jia, Ni Ni, S. L. Bud'ko, and P. C. Canfield. Magnetic properties of RFe2Zn20 and RCo2Zn20 (R=Y, Nd, Sm, Gd-Lu). PHYSICAL REVIEW B, 80, 104403 (2009)
  9. T. J. Williams, A. A. Aczel, E. Baggio-Saitovitch, S. L. Bud'ko, P. C. Canfield, J. P. Carlo, T. Goko, J. Munevar, N. Ni, Y. J. Uemura, W. Yu, and G. M. Luke. Muon spin rotation measurement of the magnetic field penetration depth in Ba(Fe0.926Co0.074)2As2: Evidence for multiple superconducting gaps. PHYSICAL REVIEW B, 80, 094501 (2009)
  10. D. K. Pratt, W. Tian, A. Kreyssig, J. L. Zarestky, S. Nandi, N. Ni, S. L. Bud'ko, P. C. Canfield, A. I. Goldman, and R. J. McQueeney. Coexistence of Competing Antiferromagnetic and Superconducting Phases in the Underdoped Ba(Fe0.953Co0.047)2As2 Compound Using X-ray and Neutron Scattering Techniques. PHYSICAL REVIEW LETTERS, 103, 087001 (2009)
  11. P. C. Canfield, S. L. Bud'ko, Ni Ni, J. Q. Yan, and A. Kracher. Decoupling of the superconducting and magnetic/structural phase transitions in electron-doped BaFe2As2. PHYSICAL REVIEW B, 80, 060501 (2009)
  12. E. Z. Kurmaev, J. A. McLeod, A. Buling, N. A. Skorikov, A. Moewes, M. Neumann, M. A. Korotin, Yu. A. Izyumov, N. Ni, and P. C. Canfield. Contribution of Fe 3d states to the Fermi level of CaFe2As2, PHYSICAL REVIEW B, 80, 054508 (2009)
  13. Haifeng Li, Wei Tian, Jerel L. Zarestky, Andreas Kreyssig, Ni Ni, Sergey L. Bud'ko, Paul C. Canfield, Alan I. Goldman, Robert J. McQueeney, and David Vaknin. Magnetic and lattice coupling in single-crystal SrFe2As2: A neutron scattering study. PHYSICAL REVIEW B, 80, 054407 (2009)
  14. Eun Deok Mun, Sergey L. Bud'ko, Ni Ni, Alex N. Thaler, and Paul C. Canfield. Thermoelectric power and Hall coefficient measurements on Ba(Fe1-xTx)2As2 (T=Co and Cu). PHYSICAL REVIEW B, 80, 054517 (2009)
  15. S. L. Bud'ko, S. Nandi, N. Ni, A. Thaler, A. Kreyssig, A. Kracher, J. Q. Yan, A. I. Goldman, and P. C. Canfield. Structural phase transition in Ba(Fe0.973Cr0.027)2As2 single crystals. PHYSICAL REVIEW B, 80, 014522 (2009)
  16. T. Goko, A. A. Aczel, E. Baggio-Saitovitch, S. L. Bud'ko, P. C. Canfield, J. P. Carlo, G. F. Chen, Pengcheng Dai, A. C. Hamann, W. Z. Hu, H. Kageyama, G. M. Luke, J. L. Luo, B. Nachumi, N. Ni, D. Reznik, D. R. Sanchez-Candela, A. T. Savici, K. J. Sikes, N. L. Wang, C. R. Wiebe, T. J. Williams, T. Yamamoto, W. Yu, and Y. J. Uemura. Superconducting state coexisting with a phase-separated static magnetic order in (Ba,K)Fe2As2, (Sr,Na)Fe2As2, and CaFe2As2. PHYSICAL REVIEW B, 80, 024508 (2009)
  17. J. Kacmarcik, C. Marcenat, T. Klein, Z. Pribulova, C. J. van der Beek, M. Konczykowski, S. L. Budko, M. Tillman, N. Ni, and P. C. Canfield. Strongly dissimilar vortex-liquid regimes in single-crystalline NdFeAs(O,F) and (Ba,K)Fe2As2: A comparative study. PHYSICAL REVIEW B, 80, 014515 (2009)
  18. C. Martin, R. T. Gordon, M. A. Tanatar, H. Kim, N. Ni, S. L. Bud'ko, P. C. Canfield, H. Luo, H. H. Wen, Z. Wang, A. B. Vorontsov, V. G. Kogan, and R. Prozorov. Nonexponential London penetration depth of external magnetic fields in superconducting (Ba1-xKx)Fe2As2 single crystals. PHYSICAL REVIEW B, 80, 020501 (2009)
  19. M. S. Torikachvili, S. L. Bud'ko, N. Ni, P. C. Canfield, and S. T. Hannahs. Effect of pressure on transport and magnetotransport properties in CaFe2As2 single crystals. PHYSICAL REVIEW B, 80, 014521 (2009)
  20. Sergey L. Bud'ko, Ni Ni, and Paul C. Canfield. Jump in specific heat at the superconducting transition temperature in Ba(Fe1-xCox)2As2 and Ba(Fe1-xNix)2As2 single crystals. PHYSICAL REVIEW B, 79, 220516 (2009)
  21. E. Colombier, S. L. Bud'ko, N. Ni, and P. C. Canfield. Complete pressure-dependent phase diagrams for SrFe2As2 and BaFe2As2. PHYSICAL REVIEW B, 79, 224518 (2009)
  22. S. E. Hahn, Y. Lee, N. Ni, P. C. Canfield, A. I. Goldman, R. J. McQueeney, B. N. Harmon, A. Alatas, B. M. Leu, E. E. Alp, D. Y. Chung, I. S. Todorov, and M. G. Kanatzidis. Influence of magnetism on phonons in CaFe2As2 as seen via inelastic x-ray scattering. PHYSICAL REVIEW B, 79, 220511 (2009)
  23. Sutirtha Mukhopadhyay, Sangwon Oh, A. M. Mounce, Moohee Lee, W. P. Halperin, N. Ni, S. L. Bud'ko, P. C. Canfield, A. P. Reyes, and P. L. Kuhns. Magnetic impurities in the pnictide superconductor (Ba1-xKx)Fe2As2. NEW JOURNAL OF PHYSICS, 11, 055002 (2009)
  24. M. A. Tanatar, A. Kreyssig, S. Nandi, N. Ni, S. L. Bud'ko, P. C. Canfield, A. I. Goldman, and R. Prozorov. Direct imaging of the structural domains in the iron pnictides AFe2As2 (A=Ca,Sr,Ba). PHYSICAL REVIEW B, 79, 180508 (2009)
  25. P. C. Canfield, S. L. Bud'ko, N. Ni, A. Kreyssig, A. I. Goldman, R. J. McQueeney, M. S. Torikachvili, D. N. Argyriou, G. Luke, and W. Yu. Structural, magnetic and superconducting phase transitions in CaFe2As2 under ambient and applied pressure. PHYSICA C: SUPERCONDUCTIVITY AND ITS APPLICATIONS, 469, 404 (2009)
  26. Chang Liu, Takeshi Kondo, A. D. Palczewski, G. D. Samolyuk, Y. Lee, M. E. Tillman, Ni Ni, E. D. Mun, R. Gordon, A. F. Santander-Syro, S. L. Bud'ko, J. L. McChesney, E. Rotenberg, A. V. Fedorov, T. Valla, O. Copie, M. A. Tanatar, C. Martin, B. N. Harmon, P. C. Canfield, R. Prozorov, J. Schmalian, and A. Kaminski. Electronic properties of iron arsenic high temperature superconductors revealed by angle resolved photoemission spectroscopy (ARPES). PHYSICA C: SUPERCONDUCTIVITY AND ITS APPLICATIONS, 469, 491 (2009)
  27. M. R. Eskildsen, L. Ya. Vinnikov, I. S. Veshchuno, T. M. Artemova, T. D. Blasius, J. M. Densmore, C. D. Dewhurst, N. Ni, A. Kreyssig, S. L. Bud'ko, P. C. Canfield, and A. I. Goldman. Vortex imaging in Co-doped BaFe2As2. PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, 469, 529 (2009)
  28. R. Prozorov, M. A. Tanatar, R. T. Gordon, C. Martin, H. Kim, V. G. Kogan, N. Ni, M. E. Tillman, S. L. Bud'ko, and P. C. Canfield. Anisotropic London penetration depth and superfluid density in single crystals of iron-based pnictide superconductors. PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, 469, 582 (2009)
  29. R. Prozorov, M. A. Tanatar, E. C. Blomberg, P. Prommapan, R. T. Gordon, N. Ni, S. L. Bud'ko, and P. C. Canfield. Doping - Dependent irreversible magnetic properties of Ba(Fe1-xCox)2As2 single crystals. PHYSICA C:SUPERCONDUCTIVITY AND ITS APPLICATIONS, 469, 667 (2009)
  30. Chang Liu, Takeshi Kondo, Ni Ni, A. D. Palczewski, A. Bostwick, G. D. Samolyuk, R. Khasanov, M. Shi, E. Rotenberg, S. L. Bud'ko, P. C. Canfield, and A. Kaminski. Three- to Two-Dimensional Transition of the Electronic Structure in CaFe2As2: A Parent Compound for an Iron Arsenic High-Temperature Superconductor. PHYSICAL REVIEW LETTERS, 102, 167004 (2009)
  31. M. A. Tanatar, N. Ni, G. D. Samolyuk, S. L. Bud'ko, P. C. Canfield, and R. Prozorov. Resistivity anisotropy of AFe2As2 (A=Ca, Sr, Ba): Direct versus Montgomery technique measurements. PHYSICAL REVIEW B, 79, 134528 (2009)
  32. M. R. Eskildsen, L. Ya. Vinnikov, T. D. Blasius, I. S. Veshchunov, T. M. Artemova, J. M. Densmore, C. D. Dewhurst, N. Ni, A. Kreyssig, S. L. Bud'ko, P. C. Canfield, and A. I. Goldman. Vortices in superconducting Ba(Fe0.93Co0.07)2As2 studied via small-angle neutron scattering and Bitter decoration. PHYSICAL REVIEW B, 79, 100501 (2009)
  33. R. T. Gordon, C. Martin, H. Kim, N. Ni, M. A. Tanatar, J. Schmalian, I. I. Mazin, S. L. Bud'ko, P. C. Canfield, and R. Prozorov. London penetration depth in single crystals of Ba(Fe1-xCox)2As2 spanning underdoped to overdoped compositions. PHYSICAL REVIEW B, 79, 100506 (2009)
  34. M. A. Tanatar, N. Ni, C. Martin, R. T. Gordon, H. Kim, V. G. Kogan, G. D. Samolyuk, S. L. Bud'ko, P. C. Canfield, and R. Prozorov. Anisotropy of the iron pnictide superconductor Ba Ba(Fe1-xCox)2As2 (x=0.074, Tc=23 K). PHYSICAL REVIEW B, 79(9) (2009)
  35. S. L. Bud'ko, N. Ni, S. Nandi, G. M. Schmiedeshoff, and P. C. Canfield. Thermal expansion and anisotropic pressure derivatives of Tc in Ba(Fe1-xCox)2As2 single crystals. PHYSICAL REVIEW B, 79, 094507 (2009)
  36. D. K. Pratt, Y. Zhao, S. A. J. Kimber, A. Hiess, D. N. Argyriou, C. Broholm, A. Kreyssig, S. Nandi, S. L. Bud'ko, N. Ni, P. C. Canfield, R. J. McQueeney, and A. I. Goldman. Suppression of antiferromagnetic spin fluctuations in the collapsed phase of CaFe2As2. PHYSICAL REVIEW B, 79, 060510 (2009)
  37. A. I. Goldman, A. Kreyssig, K. Prokes, D. K. Pratt, D. N. Argyriou, J. W. Lynn, S. Nandi, S. A. J. Kimber, Y. Chen, Y. B. Lee, G. Samolyuk, J. B. Leao, S. J. Poulton, S. L. Bud'ko, N. Ni, P. C. Canfield, B. N. Harmon, and R. J. McQueeney. Lattice collapse and quenching of magnetism in CaFe2As2 under pressure: A single-crystal neutron and x-ray diffraction investigation. PHYSICAL REVIEW B, 79, 024513 (2009)
  38. W. Yu, A. A. Aczel, T. J. Williams, S. L. Bud'ko, N. Ni, P. C. Canfield, and G. M. Luke. Absence of superconductivity in single-phase CaFe2As2 under hydrostatic pressure. PHYSICAL REVIEW B, 79, 020511 (2009)