A composite coating layer for a solid oxide fuel cell member according to the present disclosure includes a nickel layer that coats at least a portion of the surface of the solid oxide fuel cell member, and a lanthanum oxide layer that coats at least a portion of the surface of the nickel layer, and thereby, has an effect of suppressing the volatilization of chromium from the solid oxide fuel cell member even under high temperature and long-term conditions.

A composite coating layer for a solid oxide fuel cell member according to the present disclosure includes a nickel layer that coats at least a portion of the surface of the solid oxide fuel cell member, and a lanthanum oxide layer that coats at least a portion of the surface of the nickel layer, and thereby, has an effect of suppressing the volatilization of chromium from the solid oxide fuel cell member even under high temperature and long-term conditions.

Methods for the production in an electrochemical cell of metal oxide deposited graphene and/or graphite nanoplatelet structures having a thickness of less than 100 nm, in a cell having a positive electrode which is graphitic and an electrolyte comprising an intercalating anion and a metal cation, wherein the metal is selected from ruthenium, manganese, iridium, tin, and silver. The methods comprising the step of passing a current through the cell to intercalate anions into the graphitic positive electrode so as to exfoliate the graphitic positive electrode and such that the metal ion undergoes electrodeposition in the form of the corresponding metal oxide to produce the metal oxide deposited graphene and/or graphite nanoplatelet structures.

Process for the fabrication of an electrode structure comprising an electrochemically active material suitable for use in an energy storage device. The method includes electrodepositing the electrochemically active material onto an electrode in electrodeposition bath containing a non-aqueous electrolyte. The electrode structure can be used for various applications such as electrochemical energy storage devices including high power and high-energy lithium-ion batteries.

Process for the fabrication of an electrode structure comprising an electrochemically active material suitable for use in an energy storage device. The method includes electrodepositing the electrochemically active material onto an electrode in electrodeposition bath containing a non-aqueous electrolyte. The electrode structure can be used for various applications such as electrochemical energy storage devices including high power and high-energy lithium-ion batteries.

The present disclosure provides a method of manufacturing a surface nanotube array of a laser-melted stainless steel, including a step of an anodic oxidation treatment on the stainless steel, which includes performing the anodic oxidation treatment on the stainless steel by applying a voltage between the stainless steel as an anode and a graphite as a cathode in a solution formed by using sodium dihydrogen phosphate, perchloric acid, and ethylene glycol as a solute, and deionized water as a solvent.

The present disclosure provides a method of manufacturing a surface nanotube array of a laser-melted stainless steel, including a step of an anodic oxidation treatment on the stainless steel, which includes performing the anodic oxidation treatment on the stainless steel by applying a voltage between the stainless steel as an anode and a graphite as a cathode in a solution formed by using sodium dihydrogen phosphate, perchloric acid, and ethylene glycol as a solute, and deionized water as a solvent.

An object of the present invention is to provide an electrolysis technique such that the electrolysis performance is unlikely to be deteriorated, and excellent catalytic activity is retained stably over a long period of time even when electric power having a large output fluctuation, such as renewable energy, is used a power source, and this object is realized by an alkaline water electrolysis method, in which an electrolytic solution obtained by dispersing a catalyst containing a hybrid cobalt hydroxide nanosheet (Co-NS) being a composite of a metal hydroxide and an organic substance is supplied to an anode chamber and a cathode chamber that form an electrolytic cell, and the electrolytic solution is used for electrolysis in each chamber in common, and an alkaline water electrolysis anode.

A three-dimensional electrode-ozone oxidation-electrocatalytic membrane coupled wastewater treatment device, including a circulating fluidized bed reactor. The circulating fluidized bed reactor includes a funnel-shaped internal, a truncated cone, a fiber ball filter, a gas-liquid distribution plate, an inner cylinder, an intermediate cylinder and an outer cylinder. The inner cylinder, the intermediate cylinder and the outer cylinder are coaxial. The inner cylinder is an electrocatalytic membrane assembly; the intermediate cylinder is a gas diffusion electrode; and the outer cylinder is a stainless-steel mesh. A particle electrode is filled between the intermediate cylinder and the outer cylinder, and between the intermediate cylinder and the inner cylinder. The intermediate cylinder is connected to a negative electrode. The inner cylinder and the outer cylinder are connected to a positive electrode. A wastewater treatment method using the device is also provided herein.

A three-dimensional electrode-ozone oxidation-electrocatalytic membrane coupled wastewater treatment device, including a circulating fluidized bed reactor. The circulating fluidized bed reactor includes a funnel-shaped internal, a truncated cone, a fiber ball filter, a gas-liquid distribution plate, an inner cylinder, an intermediate cylinder and an outer cylinder. The inner cylinder, the intermediate cylinder and the outer cylinder are coaxial. The inner cylinder is an electrocatalytic membrane assembly; the intermediate cylinder is a gas diffusion electrode; and the outer cylinder is a stainless-steel mesh. A particle electrode is filled between the intermediate cylinder and the outer cylinder, and between the intermediate cylinder and the inner cylinder. The intermediate cylinder is connected to a negative electrode. The inner cylinder and the outer cylinder are connected to a positive electrode. A wastewater treatment method using the device is also provided herein.