Theoretical investigation of superconductivity in ternary silicide NaAlSi with layered diamond-like structure

References

• J.H. Tapp, Z. Tang, B. Lv, K. Sasmal, B. Lorenz, P.C.W. Chu, and A.M. Guloy, LiFeAs: An intrinsic FeAs-based superconductor with Tc = 18 K, Phys. Rev. B 78 (2008), pp. 060505-1–060505-4(R).
   Web of Science ®Google Scholar
• X.C. Wang, Q.Q. Liu, Y.X. Lv, W.B. Gao, L.X. Yang, R.C. Yu, F.Y. Li, and C.Q. Jin, The superconductivity at 18 K in LiFeAs system, Solid State Commun. 148 (2008), pp. 538–540.
   Web of Science ®Google Scholar
• Z. Deng, X.C. Wang, Q.Q. Liu, S.J. Zhang, Y.X. Lv, J.L. Zhu, R.C. Yu, and C.Q. Jin, A new 111 type iron pnictide superconductor LiFeP, EPL 87 (2009), pp. 37004-1–37004-4.
   Web of Science ®Google Scholar
• K. Sasmal, B. Lv, Z.J. Tang, F. Chen, Y.Y. Xue, B. Lorenz, A.M. Guloy, and C.W. Chu, Unusual doping dependence of superconductivity in NayFeAs, Phys. Rev. B 79 (2009), pp. 184516-1–184516-5.
   Web of Science ®Google Scholar
• Z. Li, J.S. Tse, and C.Q. Jin, Crystal, spin, and electronic structure of the superconductor LiFeAs, Phys. Rev. B. 80 (2009), pp. 092503-1–092503-4.
   Google Scholar
• S.V. Borisenko, V.B. Zabolotnyy, D.V. Evtushinsky, T.K. Kim, I.V. Morozov, A.N. Yaresko, A.A. Kordyuk, G. Behr, A. Vasiliev, R. Follath, and B. Büchner, Superconductivity without Nesting in LiFeAs, Phys. Rev. Lett. 105 (2010), pp.067002-1–067002-4.
   Web of Science ®Google Scholar
• M.R. Brydon, M. Daghofer, C. Timm, and J. van den Brink, Theory of magnetism and triplet superconductivity in LiFeAs, Phys. Rev. B. 83 (2011), pp. 060501-1–060501-4(R).
   Google Scholar
• S. Kuroiwa, H. Kawashima, H. Kinoshita, H. Okabe, and J. Akimitsu, Superconductivity in ternary silicide NaAlSi with layered diamond-like structure, Physica C 466 (2007), pp.11–15.
   Web of Science ®Google Scholar
• W. Westerhaus and H.U. Schuster, Darstellung und Struktur von NaAlSi und NaAlGe, Z. Naturforsch. B 34 (1979), pp.352–353.
   Google Scholar
• L. Schoop, L. Müchler, J. Schmitt, V. Ksenofontov, S. Medvedev, J. Nuss, F. Casper, M. Jansen, R.J. Cava, and C. Felser, Effect of pressure on superconductivity in NaAlSi, Phys. Rev. B 86 (2012), pp. 174522-1–174522-5.
   Web of Science ®Google Scholar
• H.B. Rhee, S. Banerjee, E.R. Ylvisaker, and W.E. Pickett, NaAlSi: Self-doped semimetallic superconductor with free electrons and covalent holes, Phys. Rev. B 81 (2010), pp. 245114-1–245114-8.
   Web of Science ®Google Scholar
• J. Qin, W. Lu, Di. Zhang, and T. Fan, First principles calculation of thermodynamic properties of NaAlSi ternary, Physica B 407 (2012), pp. 193–197.
   Web of Science ®Google Scholar
• S. Bağcı, H.M. Tütüncü, S. Duman, and G.P. Srivastava, Phonons and superconductivity in fcc and dhcp lanthanum, Phys. Rev. B 81 (2010), pp.144507-1–144507-9.
   Google Scholar
• P. Giannozzi, S. Baroni, N. Bonini, M. Calandra, R. Car, C. Cavazzoni, D. Ceresoli, G.L. Chiarotti, M. Cococcioni, I. Dabo, A.D. Corso, S. de Gironcoli, S. Fabris, G. Fratesi, R. Gebauer, U. Gerstmann, C. Gougoussis, A. Kokalj, M. Lazzeri, L. Martin-Samos, N. Marzari, F. Mauri, R. Mazzarello, S. Paolini, A. Pasquarello, L. Paulatto, C. Sbraccia, S. Scandolo, G. Sclauzero, A.P. Seitsonen, A. Smogunov, P. Umari, and R.M. Wentzcovitch, QUANTUM ESPRESSO: a modular and open-source software project for quantum simulations of materials, J. Phys.: Condens. Matter 21 (2009), pp.395502-1–395502-19.
   Web of Science ®Google Scholar
• A.B. Migdal, Interaction between electrons and lattice vibrations in a normal metal, Zh. Eksp. Teor. Fiz. 34 (1958), pp. 996–1001.
   Google Scholar
• G.M. Eliashberg, Interaction between electrons and lattice vibrations in a superconductor, Sov. Phys. JETP. 11 (1960), pp. 696–702.
   Google Scholar
• P.B. Allen, Neutron spectroscopy of superconductors, Phys. Rev. B 6 (1972), pp. 2577–2579.
   Web of Science ®Google Scholar
• P.B. Allen and R.C. Dynes, Transition temperature of strong-coupled superconductors reanalyzed, Phys. Rev. B 12 (1975), pp. 905–922.
   Web of Science ®Google Scholar
• J.P. Perdew, K. Burke, and M. Ernzerhof, Generalized gradient approximation made simple, Phys. Rev. Lett. 77 (1996), pp. 3865–3868.
   PubMed Web of Science ®Google Scholar
• R. Stumpf, X. Gonge, and M. Scheffler, A List of Separable, Norm-conserving, Ab Initio Pseudopotentials, Fritz-Haber-Institut, Berlin, 1990.
   Google Scholar
• W. Kohn and L.J. Sham, Self-consistent equations including exchange and correlation effects, Phys. Rev. 140 (1965), pp. A1133–A1138.
   Web of Science ®Google Scholar
• H.J. Monkhorst and J.D. Pack, Special points for Brillonin-zone integrations, Phys. Rev. B 13 (1976), pp. 5188–5192.
   Web of Science ®Google Scholar
• F.D. Murnaghan, The compressibility of media under extreme pressures, Proc. Nat. Acad. Sci. 30 (1944), pp. 244–247.
   PubMed Web of Science ®Google Scholar
• P. Morel and P.W. Anderson, Calculation of the superconducting state parameters with retarded electron-phonon interaction, Phys. Rev. 125 (1962), pp. 1263–1271.
   Web of Science ®Google Scholar
• W.L. McMillan, Transition temperature of strong-coupled superconductors, Phys. Rev. 167 (1968), pp. 331–344.
   Web of Science ®Google Scholar
• P.P. Singh, Electronic structure and electron-phonon interaction in hexagonal yttrium by density functional calculations, Phys. Rev. B 75 (2007), pp. 125101-1–125101-7.
   Web of Science ®Google Scholar
• I. Errea, M. Martinez-Canales, and A. Bergara, Ab initio study of superconducting hexagonal Be2Li under pressure, Phys. Rev. B 78 (2008), pp. 172501-1–172501-4.
   Web of Science ®Google Scholar
• E. Svanidze and E. Morosan, Type-I superconductivity in ScGa3 and LuGa3 single crystals, Phys. Rev. B 85 (2012), pp. 174514-1–174514-5.
   Web of Science ®Google Scholar
• B. Wiendlocha, M.J. Winiarski, M. Muras, C. Zvoriste-Walters, J.-C. Griveau, S. Heathman, M. Gazda, and T. Klimczuk, Pressure effects on the superconductivity of the HfPd2Al Heusler compound: Experimental and theoretical study, Phys. Rev. B 91 (2015), pp. 024509-1–024509-10.
   Web of Science ®Google Scholar