74. Superconductivity
74.10.+v Occurrence, potential candidates
74.20.-z Theories and models of superconducting state
74.20.De Phenomenological theories (two-fluid, Ginzburg-Landau, etc.)
74.20.Fg BCS theory and its development
74.20.Mn Nonconventional mechanisms (spin fluctuations, polarons, and
bipolarons, resonating valence bond model, anyon mechanism,
marginal Fermi liquid, Luttinger liquid, etc.)
74.25.-q General properties; correlations between physical properties in normal
and superconducting states
74.25.Bt Thermodynamic properties
74.25.Dw Superconductivity phase diagrams
74.25.Fy Transport properties (electric and thermal conductivity,
thermoelectric effects, etc.)
74.25.Gz Optical properties
74.25.Ha Magnetic properties
74.25.Jb Electronic structure
74.25.Kc Phonons
74.25.Ld Mechanical and acoustical properties, elasticity, and ultrasonic
attenuation
74.25.Nf Response to electromagnetic fields (nuclear magnetic resonance,
surface impedance, etc.)
74.40.+k Fluctuations (noise, chaos, nonequilibrium superconductivity,
localization, etc.)
74.50.+r Proximity effects, weak links, tunneling phenomena, and Josephson
effects
74.55.+h Type-I superconductivity
74.60.-w Type-II superconductivity
74.60.Ec Mixed state, critical fields, and surface sheath
74.60.Ge Flux pinning; flux creep, and flux-line lattice dynamics
74.60.Jg Critical currents
74.62.-c Transition temperature variations
74.62.Bf Effects of material synthesis, crystal structure, and chemical
composition
74.62.Dh Effects of crystal defects, doping and substitution
74.62.Fj Pressure effects
74.62.Yb Other effects
74.70.-b Superconducting materials (excluding high-T sub c compounds)
74.70.Ad Metals; alloys and compounds: A15, C15, Chevrel and Laves phases (Nb-
based alloys, carbides, nitrides, ternary molybdenum chalcogenides,
etc.)
74.70.Kn Organic superconductors
74.70.Tx Heavy-fermion superconductors
74.70.Wz Fullerenes and related materials
74.72.-h High-T sub c compounds
74.72.Bk Y-based cuprates
74.72.Dn La-based cuprates
74.72.Fq Tl-based cuprates
74.72.Gr Hg-base cuprates
74.72.Hs Bi-based cuprates
74.72.Jt Other cuprates
74.72.Ny Quaternary and multinary borocarbides
74.72.Yg Other compounds
74.76.-w Superconducting films
74.76.Bz High-T sub c films
74.76.Db Other superconducting films
74.80.-g Spatially inhomogeneous structures
74.80.Bj Granular, melt-textured, and amorphous superconductors; powders
74.80.Dm Superconducting layer structures: superlattices, heterojunctions, and
multilayers
74.80.Fp Point contacts; SN and SNS junctions
74.90.+n Other topics in superconductivity