Abstract:
An electrolyte membrane for a fuel cell includes: an inorganic ionic conductor including a trivalent metal element, a pentavalent metal element, phosphorous, and oxygen; and a polymer.
Abstract:
A polymer comprising a first repeating unit represented by Formula 1: wherein R1 to R13 and Ar1 in Formula 1 are defined in the specification.
Abstract:
A lithium air battery including an anode for intercalating/deintercalating lithium ions; a cathode having oxygen as a cathode active material, a lithium ion conductive solid electrolyte membrane disposed between the anode and the cathode; and an electrolyte, wherein the electrolyte is disposed between the lithium ion conductive solid electrolyte membrane and the cathode, and wherein the electrolyte includes at least one compound selected from a compound represented by Formula 1 and a copolymer including a repeating unit represented by Formula 2 as an additive: wherein in Formulae 1 and 2, groups CY1, CY2, a, b, c, b, R1 to R18, and variables t, u, and v are defined in the specification.
Abstract:
A polymer comprising a first repeating unit represented by Formula 1: wherein R1 to R13 and Ar1 in Formula 1 are defined in the specification.
Abstract:
A polymer including a reaction product of a sulfonated polyarylene ether sulfone and at least one compound selected from a sulfonated compound having a thiol group at a terminal thereof and a sulfonated compound having a hydroxy group at a terminal thereof.
Abstract:
A vertical non-volatile memory device is structured/fabricated to include a substrate, groups of memory cell strings each having a plurality of memory transistors distributed vertically so that the memory throughout multiple layers on the substrate, integrated word lines coupled to sets of the memory transistors, respectively, and stacks of word select lines. The memory transistors of each set are those transistors, of one group of the memory cell strings, which are disposed in the same layer above the substrate. The word select lines are respectively connected to the integrated word lines.
Abstract:
Provided is an electronic device for providing somatic senses based on content. The electronic device includes: a processor configured to generate an ultrasound driving signal for evoking somatic senses corresponding to somatosensory data by stimulating a certain region of the brain of a user; and a communication interface configured to transmit the generated ultrasound driving signal to an external device, wherein the somatosensory data corresponds to the content.
Abstract:
A compound including a cage-type structure of silsesquioxane wherein a group represented by Formula 1 or a salt thereof is directly linked to at least one silicon atom of the silsesquioxane, a composition including the compound, a composite formed therefrom, electrodes and an electrolyte membrane that include the composite, a method of preparing the compound, and a fuel cell including the electrodes and the electrolyte membrane. wherein in Formula 1, n is 1 or 2.
Abstract:
A composition including a cross-linkable compound and at least one selected from compounds represented by Formula 1, a composite obtained from the composition, an electrode including the composition or the composite, a composite membrane including the composite, and a fuel cell including the composite membrane, wherein, in Formula 1, a and R are as defined in the specification.