(Y0.25Yb0.25Er0.25LU0.25)2(Zr0.5Hf0.5)2O7: A defective fluorite structured high entropy ceramic with low thermal conductivity and close thermal expansion coefficient to Al2O3

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY

JOURNAL MATER SCI TECHNOL

1. National Natural Science Foundation of China [51672064, U1435206]