Southwest University of Science and Technology

Jia Lei

Rong He

Tao Chen

Wenkun Zhu

Fan Yang

Tao Duan

Yi Li

A method for electrochemical extraction of uranium from seawater using an oxygen vacancy (OV)-containing metal oxide includes the following steps: adding glycerin to a solution of indium nitrate in isopropanol, transferring a resulting mixture to a reactor, and conducting reaction to obtain a spherical indium hydroxide solid; dissolving the solid in deionized water, transferring a resulting solution to the reactor, and conducting reaction to obtain a flaky indium hydroxide solid; calcining the solid to obtain calcined OV-containing InO; adding the InOto ethanol, and adding a membrane solution; coating a resulting solution uniformly on carbon paper, and naturally drying the carbon paper; clamping dried carbon paper with a gold electrode for being used as a working electrode for a three-electrode system; and adding simulated seawater to an electrolytic cell, placing the three-electrode system in the simulated seawater, and stirring the simulated seawater for electrolysis to extract uranium from the seawater.

Method for electrochemical extraction of uranium from seawater using oxygen vacancy (OV)-containing metal oxide

A method for extracting uranium with a coupling device of wind power generation and uranium extraction from seawater includes the following steps: adding oxygen vacancy (OV)-containing InOto absolute ethanol, and subjecting a resulting mixture to stirring and ultrasonic treatment to obtain a solution of InOin absolute ethanol; coating the solution uniformly on carbon cloth, and drying to obtain carbon cloth coated with OV-containing InO; inserting the coated carbon cloth (as a working electrode) and another blank carbon cloth (as a counter electrode) into a plastic carrier of a coupling device; fixing a small wind power generation apparatus above the plastic carrier, and connecting the working electrode and the counter electrode to a storage battery of the apparatus via wires; and placing the coupling device in seawater, and after the storage battery is charged, energizing the working electrode and the counter electrode to extract uranium from the seawater.

Method for extracting uranium with coupling device of wind power generation and uranium extraction from seawater

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Nanchong, China

Jia Lei