Abstract: An electrical conductor includes a substrate; and a first conductive layer disposed on the substrate and including a plurality of metal oxide nanosheets, wherein adjacent metal oxide nanosheets of the plurality of metal oxide nanosheets contact to provide an electrically conductive path between the contacting metal oxide nanosheets, wherein the plurality of metal oxide nanosheets include an oxide of Re, V, Os, Ru, Ta, Ir, Nb, W, Ga, Mo, In, Cr, Rh, Mn, Co, Fe, or a combination thereof, and wherein the metal oxide nanosheets of the plurality of metal oxide nanosheets have an average lateral dimension of greater than or equal to about 1.1 micrometers.

Abstract: A dielectric composite including a plurality of crystal grains including a semiconductor or conductive material, and a grain boundary insulation layer between the crystal grains, wherein the grain boundary insulation layer includes a two-dimensional layered material covering at least a portion of a surface of at least one of the crystal grains, and a multi-layered capacitor and an electronic device including the same.

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: An electrical conductor including a first conductive layer including a plurality of ruthenium oxide nanosheets, wherein the plurality of ruthenium oxide nanosheets include an electrical connection between contacting ruthenium oxide nanosheets and at least one of the plurality of ruthenium oxide nanosheets includes a plurality of metal clusters on a surface of the at least one ruthenium oxide nanosheet.

Abstract: An electrically conductive thin film including: a material including a compound represented by Chemical Formula 1 and having a layered crystal structure, MemAa??Chemical Formula 1 wherein Me is Al, Ga, In, Si, Ge, Sn, A is S, Se, Te, or a combination thereof, and m and a each are independently a number selected so that the compound of Chemical Formula 1 is neutral; and a dopant disposed in the compound of Chemical Formula 1, wherein the dopant is a metal dopant that is different from Me and has an oxidation state which is greater than an oxidation state of Me, a non-metal dopant having a greater number of valence electrons than a number of valence electrons of A in Chemical Formula 1, or a combination thereof, and wherein the compound of Chemical Formula 1 includes a chemical bond which includes a valence electron of an s orbital of Me.

Abstract: An electrically conductive thin film including a compound represented by Chemical Formula 1 and having a layered crystal structure Re2C??Chemical Formula 1 wherein Re is a lanthanide. Also an electronic device including the electrically conductive thin film.

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 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: A barrier film including: an organic material layer including a single sub-layer or a plurality of sub-layers; and a metal oxide nanosheet layer including a plurality of metal oxide nanosheets; wherein at least one sub-layer of the organic material layer has a positive charge; and an electronic device includes the barrier film.

Abstract: Disclosed is a transparent conductive thin film and an electronic device including the same. The transparent conductive thin film may include a perovskite vanadium oxide represented by Chemical Formula 1, A1-xVO3±???[Chemical Formula 1] wherein A is a Group II element, 0?x<1, and ? is a number necessary for charge balance in the oxide.

Abstract: An electrical conductor includes a substrate; and a first conductive layer disposed on the substrate and including a plurality of metal oxide nanosheets, wherein adjacent metal oxide nanosheets of the plurality of metal oxide nanosheets contact to provide an electrically conductive path between the contacting metal oxide nanosheets, wherein the plurality of metal oxide nanosheets include an oxide of Re, V, Os, Ru, Ta, Ir, Nb, W, Ga, Mo, In, Cr, Rh, Mn, Co, Fe, or a combination thereof, and wherein the metal oxide nanosheets of the plurality of metal oxide nanosheets have an average lateral dimension of greater than or equal to about 1.1 micrometers. Also an electronic device including the electrical conductor, and a method of preparing the electrical conductor.

Abstract: An electrical conductor includes a first conductive layer including a plurality of metal oxide nanosheets, wherein a metal oxide nanosheet of the plurality of metal oxide nanosheets includes a proton bonded to a the surface of the metal oxide nanosheet, wherein the metal oxide is represented by Chemical Formula 1: MO2??Chemical Formula 1 wherein M is Re, V, Os, Ru, Ta, Ir, Nb, W, Ga, Mo, In, Cr, Rh, or Mn, wherein the plurality of metal oxide nanosheets has a content of hydrogen atoms of less than about 100 atomic percent, with respect to 100 atomic percent of metal atoms as measured by Rutherford backscattering spectrometry, and wherein the plurality of metal oxide nanosheets includes an electrical connection between contacting metal oxide nanosheets.

Abstract: An electrical conductor includes: a first conductive layer including a plurality of ruthenium oxide nanosheets, wherein at least one ruthenium oxide nanosheet of the plurality of ruthenium oxide nanosheets includes a halogen, a chalcogen, a Group 15 element, or a combination thereof on a surface of the ruthenium oxide nanosheet.

Abstract: An electrical conductor including: a first conductive layer including a plurality of metal nanowires; and a second conductive layer disposed on a surface of the first conductive layer, wherein the second conductive layer includes a plurality of metal oxide nanosheets, wherein in the first conductive layer, a metal nanowire of the plurality of metal nanowires contacts at least two metal oxide nanosheets of the plurality of metal oxide nanosheets, and wherein the plurality of metal oxide nanosheets includes an electrical connection between contacting metal oxide nanosheets.

Abstract: An electrical conductor including a first conductive layer including a plurality of ruthenium oxide nanosheets, wherein the plurality of ruthenium oxide nanosheets include an electrical connection between contacting ruthenium oxide nanosheets and at least one of the plurality of ruthenium oxide nanosheets includes a plurality of metal clusters on a surface of the at least one ruthenium oxide nanosheet.

Abstract: An oxide represented by Formula 1: (Sr2?xAx)(M1?yQy)D2O7+d,??Formula 1 wherein A is barium (Ba), M is at least one selected from magnesium (Mg) and calcium (Ca), Q is a Group 13 element, D is at least one selected from silicon (Si) and germanium (Ge), 0?x?2.0, 0<y?1.0, and d is a value which makes the oxide electrically neutral.

Abstract: An electrical conductor includes a first conductive layer including a plurality of metal oxide nanosheets, wherein a metal oxide nanosheet of the plurality of metal oxide nanosheets includes a proton bonded to a the surface of the metal oxide nanosheet, wherein the metal oxide is represented by Chemical Formula 1: MO2 ??Chemical Formula 1 wherein M is Re, V, Os, Ru, Ta, Ir, Nb, W, Ga, Mo, In, Cr, Rh, or Mn, wherein the plurality of metal oxide nanosheets has a content of hydrogen atoms of less than about 100 atomic percent, with respect to 100 atomic percent of metal atoms as measured by Rutherford backscattering spectrometry, and wherein the plurality of metal oxide nanosheets includes an electrical connection between contacting metal oxide nanosheets.

Abstract: A method of preparing a conductor including a first conductive layer including a plurality of metal oxide nanosheets, the method including: preparing a coating liquid including a plurality of metal oxide nanosheets, wherein an intercalant is attached to a surface of the nanosheets, applying the coating liquid to a substrate to provide a first conductive layer including a plurality of metal oxide nanosheets, and performing a surface treatment on the first conductive layer to remove at least a portion of the intercalant.

Abstract: A composite metal oxide represented by the formula Ma1?xMbxMcO4+x/2, wherein Ma is at least one element selected from alkaline earth metals, Mb is at least one element selected from lanthanoids, Mc is at least one element selected from Mo and W, and x is from about 0.1 to about 0.5.

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.