Abstract: An electrically conductive thin film including a plurality of nanosheets including a doped titanium oxide represented by Chemical Formula 1 and having a layered crystal structure: (A?Ti1??)O2+???Chemical Formula 1 wherein, in Chemical Formula 1, ? is greater than 0, A is at least one dopant metal selected from Nb, Ta, V, W, Cr, and Mo, and ? is greater than 0 and less than 1. Also, an electronic device including the electrically conductive thin film.

Abstract: A hydrogen separation membrane including: a metal layer including the at least one Group 5 element; and a transition metal catalyst layer on the metal layer, the transition metal catalyst layer including at least one transition metal and at least one of phosphorus (P) or boron (B).

Abstract: An electrically conductive thin film including a compound represented by Chemical Formula 1 and having a layered crystal structure: AxMyChz??Chemical Formula 1 wherein A is V, Nb, or Ta, M is Ni, Co, Fe, Pd, Pt, Ir, Rh, Si, or Ge, Ch is S, Se, or Te, x is a number from 1 to 3, y is a number from 1 to 3, and z is a number from 2 to 14.

Abstract: An electrically conductive thin film including a compound represented by Chemical Formula 1 or Chemical Formula 2 and having a layered crystal structure: M1Te2??Chemical Formula 1 wherein M1 is titanium (Ti), zirconium (Zr), hafnium (Hf), vanadium (V), tantalum (Ta), or niobium (Nb); and M2Se2??Chemical Formula 2 wherein M2 is vanadium (V) or tantalum (Ta).

Abstract: A conductive material including a first element selected from a transition metal, a platinum-group element, a rare earth element, and a combination thereof, a second element having an atomic radius which is 10 percent less than to 10 percent greater than an atomic radius of the first element, and a chalcogen element, wherein the conductive material has a layered crystal structure.

Abstract: An electrically conductive film including a compound represented by Chemical Formula 1 and having a layered crystal structure: MeCh2??Chemical Formula 1 wherein, Me is Ru, Os, Re, Rh, Ir, Pd, Pt, Cu, Ag, or Au, and Ch is sulfur, selenium, tellurium, or a combination thereof.

Abstract: A hydrogen separation membrane including: a metal layer including the at least one Group 5 element; and a transition metal catalyst layer on the metal layer, the transition metal catalyst layer including at least one transition metal and at least one of phosphorus (P) or boron (B).

Abstract: A material for a solid oxide fuel cell, the material including: a first metal oxide represented by Formula 1 and having a perovskite crystal structure; a second metal oxide having an electronic conductivity which is greater than an electrical conductivity of the first metal oxide, a thermal expansion coefficient which is less than a thermal expansion coefficient of the first metal oxide, and having a perovskite crystal structure; and a third metal oxide having a fluorite crystal structure: BaaSrbCoxFeyZ1-x-yO3-?,??Formula 1 wherein Z is at least one element selected from an element of Groups 3 to 12 and a lanthanide element, a and b satisfy 0.4?a?0.6, 0.4?b?0.6, and a+b?1, x and y satisfy 0.6?x?0.9, 0.1?y?0.4, and x+y<1, and ? is selected such that the first metal oxide is electrostatically neutral.

Abstract: An anode support for a solid oxide fuel cell, the anode support having a bimodal pore distribution comprising a first pore having an average pore size of about 3 micrometers to about 10 micrometers, and a second pore having an average pore size of about 0.1 micrometer to about 1 micrometer.

Abstract: A cathode material for a fuel cell, the cathode material including a first metal oxide having a perovskite structure; and a second metal oxide having a spinel structure.

Abstract: A solid electrolyte for a solid oxide fuel cell, the solid electrolyte including: a zirconia layer; and a hybrid layer including a hybrid phase according to Formula 1: (1?y)(Ce1-xL?O2)+y(L?MO3)??Formula 1 wherein the hybrid layer is disposed on at least one surface of the zirconia layer, and wherein, L? and L? are each independently at least one element selected from the lanthanide group, M is at least one element selected from aluminum, gallium, Indium, and scandium, x is about 0.0001 to about 0.3, and y is about 0.0003 to about 0.05.