▎ 摘　　要

NOVELTY - Core-shell material of high-entropy ceramic oxide coated high-entropy alloy comprises core-shell structure, micron-sized high-entropy alloy as the core, high-entropy ceramic oxide coated on the micron-sized high-entropy alloy surface of the shell, where the core-shell material of high-entropy ceramic oxide coated high-entropy alloy is obtained by performing hydrothermal reaction and roasting process and obtaining high-entropy ceramic oxide coated high-entropy alloy with thickness of micrometer or nano-shell, the high-entropy ceramic oxide is referred to as high-entropy alloy, high-entropy alloys are referred to as high-entropy alloy (HEA), and the core-shell material of high-entropy ceramic oxide-coated high-entropy alloy is referred to as HEA/HEO, and the high-entropy ceramic oxide as the shell material is an oxide corresponding to a metal element capable of forming a high-entropy alloy. USE - The material is useful in high temperature application field, high-entropy oxide, core-shell graphene coated with HEA powder. ADVANTAGE - The material has high intensity, good toughness, and excellent comprehensive performance, and provides aluminum-based light metal structure material with high intensity and high toughness. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing core-shell material of high-entropy ceramic oxide coated high-entropy alloy.