Publications

2016

J. M. Allred, K. M. Taddei, D. E. Bugaris, M. J. Krogstad, S. H. Lapidus, D. Y. Chung, H. Claus, M. G. Kanatzidis, D. E. Brown, J. Kang, R. M. Fernandes, I. Eremin, S. Rosenkranz, O. Chmaissem, and R. Osborn, Double-Q spin density wave in iron arsenide superconductors, Nature Physics, (2016), DOI: 10.1038/NPHYS3629

S. Jiang, C. Liu, H. Cao, T. Birol, J. M. Allred, W. Tian, L. Liu, K. Cho, M.J. Krogstad, J. Ma, K. M. Taddei, M. A. Tanatar, M. Hoesch, R. Prozorov, S. Rosenkranz, Y. J. Uemura, G. Kotliar, and N. Ni, Structural and magnetic phase transitions in Ca0.73La0.27FeAs2with electron-overdoped FeAs layers, Phys. Rev. B , 93 (2016) 054522

2013 – 2015

J. M. Allred, S. Avci, D. Y. Chung, H. Claus, D. D. Khalyavin, P. Manuel, K. M. Taddei, M. G. Kanatzidis, S. Rosenkranz, R. Osborn, and O. Chmaissem, Tetragonal magnetic phase in Ba1-xKxFe2As2 from x-ray and neutron diffraction, Phys. Rev. B, 92 (2015) 094515

M. Sturza, J. M. Allred, C. D. Malliakas, D. E. Bugaris, F. Han, D. Y. Chung and M. G. Kanatzidis, Tuning the Magnetic Properties of New Layered Iron Chalcogenides (BaF)2Fe2-xQ3 (Q=S, Se) by Changing the Defect Concentration on the Iron Sublattice Chem. Mater. (2015), 27 (9), pp 3280-3290

J. Zhang, H. Zheng, C. D. Malliakas, J. M. Allred, Y. Ren, Q. Li, T.-H. Han, and J. F. Mitchell, Brownmillerite Ca2Co2O5: Synthesis, Stability, and Re-entrant Single Crystal Structural Transitions, Chem. Mater., (2014) 26 (24) pp 7172-7182

J. M. Allred, K. M. Taddei, D. E. Bugaris, S. Avci, O. Chmaissem, D. Brown, D.Y. Chung, H. Klaus, A. Huq, M. G. Kanatzidis, O. Chmaissem, S. Rosenkranz, R. Osborn, First order, coincident structural and magnetic phase transitions in BaFe2(As1-xPx)2 revealed by high-resolution neutron diffraction, Phys. Rev. B 90, (2014) 104513

D. D. Khalyavin, S. W. Lovesey, P. Manuel, F. Kruger, S. Rosenkranz, J. M. Allred, O. Chmaissem, R. Osborn, Symmetry of re-entrant tetragonal phase in Ba1-xNaxFe2As2: Magnetic versus orbital ordering mechanism, Phys. Rev. B, 90, (2014) 174511

S. Avci, O. Chmaissem, J.M. Allred, S. Rosenkranz, I. Eremin, A. V. Chubukov, D. E. Bugaris, D.Y. Chung, M.G. Kanatzidis, J.-P. Castellan, J.A. Schlueter, H. Claus, D.D. Khalyavin, P. Manuel, A. Daoud-Aladine, R. Osborn, Magnetically driven suppression of nematic order in an iron based superconductor. Nat. Commun., 5:3845 (2014) doi: 10.1038/ncomms4845

S. Avci, J.M. Allred, O. Chmaissem, D.Y. Chung, S. Rosenkranz, J.A. Schlueter, H. Claus, A. Daoud-Aladine, D.D. Khalyavin, P. Manuel, A. Llobet, M.R. Suchomel, M.G. Kanatzidis, R. Osborn, Structural, magnetic, and superconducting properties of Ba1-xNaxFe2As2, Phys. Rev. B, 88 (2013) 094510

D. Hirai, M. Bremholm, J.M. Allred, J. Krizan, L.M. Schoop, Q. Huang, J. Tao, R.J. Cava, Spontaneous Formation of Zigzag Chains at the Metal-Insulator Transition in the beta-Pyrochlore CsW2O6, Phys. Rev. Lett., 110 (2013) 166402

L.M. Schoop, J.M. Allred, N. Ni, D. Hirai, J. Krez, M. Schwall, HW Ji, M. N. Ali, R. J. Cava, β-HfCuGe—A new polymorph of HfCuGe with a novel structure type, J. Sol. St. Chem., 199, (2013) 66-70

J.M. Allred and R.J. Cava, Crystal Structures of the high temperature forms of V8O15 and V9O17 and Structural Trends in the VnO2n-1 Magnéli Series, J. Sol. St. Chem, 198 (2013) 10-17

2012 and Earlier

J.M. Allred, Shuang Jia, M. Bremholm, B.C. Chan, and R.J. Cava, Ordered CoSn-type ternary phases in Co3Sn3-xGex, J. Alloys Comp., 539 (2012) 137-143

M. Neupane, S.-Y. Xu, L.A. Wray, A. Petersen, R. Shankar, N. Alidoust, C. Liu, A. Fedorov, H. Ji, J.M. Allred, Y.S. Hor, T.-R. Chang, H.-T. Jeng, H. Lin, A. Bansil, R.J. Cava, M.Z. Hasan, Topological surface states and Dirac point tuning in ternary topological insulators, Phys. Rev. B, 85 (2012) 235406

HW. Ji, J.M. Allred, M. Fuccillo, M.E. Charles, M. Neupane, M.Z Hasan, and R.J Cava, Bi2Te1.6S1.4 – A Topological Insulator with an exposed Dirac Point in the Tetradymite Family, Phys. Rev. B, 85 (2012) 201103

HW. Ji, J.M. Allred, N. Ni, J. Tao, M. Neupane, L. Wray, S. Xu, M.Z. Hasan, and R.J. Cava, Bulk Intergrowth of a Topological Insulator with a Room Temperature Ferromagnet, Phys. Rev. B. 85 (2012) 165313

M. Neupane, Chang Liu, S.-Y. Xu, Y. J. Wang, N. Ni, J. M. Allred, L.A. Wray, H. Lin, R.S. Markiewicz, A. Bansil, R.J. Cava, and M.Z. Hasan, Fermi surface topology and low-lying electronic structure of a new iron-based superconductor Ca10(Pt3As8)(Fe2As2)5, Phys. Rev. B 85 (2012) 094510

E. Mun, N. Ni, J. M. Allred, R. J. Cava, O. Ayala, R. D. McDonald, N. Harrison, and V. S. Zapf, Anisotropic Hc2 determined up to 92 T and the signature of multi-band superconductivity in Ca10(Pt4As8)((Fe1-xPtx)2As2)5 superconductor, Phys. Rev. B Rapid Comm., 85 (2012) 100502(R)

N. Ni, J. M. Allred, B. C. Chan, and R. J. Cava High Tc Electron Doped Ca10(Pt3As8)(Fe2As2)5 and Ca10(Pt4As8)(Fe2As2)5 Superconductors with Skutterudite Intermediary Layers, Proc. Natl. Acad. Sci., 108 (2011) E1021

J.M. Allred, L.M. Wang, P. Khalifah, and R.J. Cava,Na27Ru14O48: A new mixed-valence sodium ruthenate with heptameric plaquettes, J. Sol. St. Chem., 184 (2011) 44-51

T.M. McQueen, Q. Huang, V. Ksenofontov, C. Felser, Q. Xu, H. Zandbergen, Y.S. Hor, J. Allred, A.J. Williams, D. Qu, J. Checkelsky, N.P. Ong, and R.J. Cava, Extreme sensitivity of superconductivity to stoichiometry in Fe1+δSe, Phys. Rev. B, 79 (2009) 014522