Recent Publications
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to main pageIron-based Superconductor Publications at the NCNR
Magnetic Order Close to Superconductivity in the Iron-based Layered La(O1-xFx)FeAs systems, C. de la Cruz, Q. Huang, J. W. Lynn, J. Li, W. Ratcliff II, J. L. Zarestky, H. A. Mook, G. F. Chen, J. L. Luo, N. L. Wang, and P. Dai, P. Dai, Nature 453, 899 (2008). Supplementary Material.
Intrinsic Properties of Stoichiometric LaOFeP, T. M. McQueen, M. Regulacio, A. J. Williams, Q. Huang, J. W. Lynn, Y. S. Hor, D.V. West, and R. J. Cava, Phys. Rev. B 78, 024521 (2008).
Origin of the 150-K Anomaly in LaFeAsO: Competing Antiferromagnetic Interactions, Frustration, and a Structural Phase Transition, T. Yildirim, Phys. Rev. Lett. 101, 057010 (2008).
Neutron scattering study of the oxypnictide superconductor LaO0.87F0.13FeAs, Y. Qiu, M. Kofu, Wei Bao, S.-H. Lee, Q. Huang, T. Yildirim, J. R. D. Copley, J. W. Lynn, T. Wu, G. Wu, and X. H. Chen, Phys. Rev. B 78, 052508 (2008).
Magnetic Order of the Iron Spins in NdOFeAs, Y. Chen, J. W. Lynn, G. F. Chen, G. Li, Z. C. Li, J. L. Luo, N. L. Wang, P. Dai, C. dela Cruz, and H. A. Mook, Phys. Rev. B 78 , 064515 (2008).
Doping Evolution of Antiferromagnetic Order and Structural Distortion in LaFeAsO1-xFx, Q. Huang, J. Zhao, J. W. Lynn, G. F. Chen, J. L. Lou, N. L. Wang, and P. Dai, Phys. Rev. B 78, 054529 (2008).
Structural and Magnetic Phase Diagram of CeFeAsO1-xFx and its Relationship to High-Temperature Superconductivity, J. Zhao, Q. Huang, C. de al Cruz, S. Li, J. W. Lynn, Y. Chen, M. A. Green, G. F. Chen, G. Li, Z. C. Li, J. L. Luo, N. L. Wang, and P. Dai, Nature Materials 7, 953 (2008).
Spin and Lattice Structure of Single Crystal SrFe2As2, Jun Zhao, W. Ratcliff-II, J. W. Lynn, G. F. Chen, J. L. Luo, N. L. Wang, Jiangping Hu, and Pengcheng Dai, Phys. Rev. B 78, 140504(R) (2008).
Low energy spin waves and magnetic interactions in SrFe2As2, J. Zhao, D.-X. Yao, S. Li, T. Hong, Y. Chen, S. Chang, W. Ratcliff II, J. W. Lynn, H. A. Mook, G. F. Chen, J. L. Luo, N. L. Wang, E. W. Carlson, J. Hu, and P. Dai, Phys. Rev. Lett. 101, 167203 (2008).
Lattice and Magnetic structures of PrFeAsO, PrFeAsO0.85F0.15 and PrFeAsO0.85, Jun Zhao, Q. Huang, Clarina de la Cruz, J. W. Lynn, M. D. Lumsden, Z. A. Ren, Jie Yang, Xiaolin Shen, Xiaoli Dong, Zhongxian Zhao, and Pengcheng Dai, Phys. Rev. B 78, 132504 (2008).
Pressure-induced Volume-collapsed Tetragonal Phase of CaFe2As2 as seen via Neutron Scattering, A. Kreyssig, M. A. Green, Y. B. Lee, G. D. Samolyuk, P. Zajdel, J. W. Lynn, S. L. Bud’ko, M. S. Torikachvili, N. Ni, S. Nandi, J. Leão, S. J. Poulton, D. N. Argyriou, B. N. Harmon, P. C. Canfield, R. J. McQueeney, and A. I. Goldman, Phys. Rev. B 78, 184517 (2008).
The crystalline electric field as a probe for long range antiferromagnetic order and superconductivity in CeFeAsO1−xFx, S. Chi, D. T. Adroja, T. Guidi, R. Bewley, Shliang Li, Jun Zhao, J. W. Lynn, C. M. Brown, Y. Qiu, G. F. Chen, J. L. Lou, N. L. Wang, and Pengcheng Dai, Phys. Rev. Lett. 101, 217002 (2008).
Neutron-Diffraction Measurements of Magnetic Order and a Structural Transition in the Parent BaFe2As2 Compound of FeAs-Based High-Temperature Superconductors, Q. Huang, Y. Qiu, W. Bao, M.A. Green, J. W. Lynn, Y. C. Gasparovic, T. Wu, G. Wu, and X. H. Chen, Phys. Rev. Lett. 101, 257003 (2008).
Crystal Structure and Antiferromagnetic Order in NdFeAsO1-xFx (x = 0.0 and 0.2): Superconducting Compounds from Neutron Diffraction Measurements, Y. Qiu, W. Bao, Q. Huang, T. Yildirim, J. M. Simmons, M. A. Green, J. W. Lynn, Y. C. Gasparovic, J. Li, T. Wu, G. Wu, and X. H. Chen, Phys. Rev. Lett. 101, 257002 (2008).
Neutron Studies of the Iron-based Family of High Tc Magnetic Superconductors, J. W. Lynn, Mater. Res. Soc. Symp. Proc. 1148, PP02-05 (2008).
Lattice Collapse and Quenching of Magnetism in CaFe2As2 under Pressure: A Single Crystal Neutron and X-ray Diffraction Investigation, A. I. Goldman, A. Kreyssig, K. Prokes, D. K. Pratt, D. N. Argyriou, J. W. Lynn, S. Nandt, S. A. Kimber, Y. Chen, Y. B. Lee, G. Samolyuk, J. Leao, S. J. Poulton, S. L. Bud’ko, N. Ni, P. C. Canfield, B. N. Harmon, and R. J. McQueeney, Phys. Rev. B 79, 024513 (2009).
Strong Coupling of the Fe-Spin State and the As-As Hybridization in Iron-Pnictide Superconductors from First-Principle Calculations, T. Yildirim, Phys. Rev. Lett. 102, 037003 (2008).
First-order Magnetic and Structural Phase Transitions in Fe1+ySexTe1-x, S. Li, C. de la Cruz, Q. Huang, Y. Chen, J. W. Lynn, J. Hu, Y-L Huang, F-C. Hsu, K-W. Yeh, M-K. Wu, and P. Dai, Phys. Rev. B 79, 054503 (2009).
Extreme sensitivity of superconductivity to stoichiometry in Fe1+xSe, T. M. McQueen, Q. Huang, V. Ksenofontov, C. Felser, Q. Xu, H. W. Zandbergen, Y. S. Hor, J. Allred, A. J. Williams, D. Qu, J. Checkelsky, N. P. Ong, R. J. Cava, Phys. Rev. B 79, 014522 (2009).
Neutron scattering measurements of the phonon density of states of FeSe1−x superconductors D. Phelan, J. N. Millican, E. L. Thomas, J. B. Leão, Y. Qiu, and R. Paul, Phys. Rev. B 79, 014519 (2009).
Neutron Studies of the Iron-based Family of High TC Magnetic Superconductors, Jeffrey W. Lynn and Pengcheng Dai, Physica C (accepted).
Spin gap and Magnetic Resonance in Superconducting BaFe1.9Ni0.1As, S. Li, Y. Chen, S. Chang, J. W. Lynn, L. Li, Y. Luo, G. Cao, Z. Xu, and P. Dai, (submitted).
Neutron scattering investigation of the magnetic order in single crystalline BaFe2As2, M. Kofu, Y. Qiu, Wei Bao, S.-H. Lee, S. Chang, T. Wu, G. Wu, X. H. Chen, New J. Phys. (accepted) arXiv:0901.0738v1.
Incommensurate magnetic order in the alpha-Fe(Te,Se) superconductor systems, W. Bao, Y. Qiu, Q. Huang, M.A. Green, P. Zajdel, M.R. Fitzsimmons, M. Zhernenkov, M. Fang, B. Qian, E.K. Vehstedt, J. Yang, H.M. Pham, L. Spinu, Z.Q. Mao, arXiv:0809.2058v1.
Frustrated Magnetic Interactions, Giant Magneto-Elastic Coupling, and Magnetic Phonons in Iron-Pnictides, Taner Yildirim, arXiv:0902.3462.
Pressure-Induced Effects on the Structure of the FeSe Superconductor, Jasmine N. Millican, Daniel Phelan, Evan L. Thomas, Juscelino B. Leao, Elisabeth Carpenter, arXiv:0902.0971.