Gradient-cell–structured high-entropy alloy with exceptional strength and ductility

[1 ]Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, Shenyang, 110016, P.R. China.

[2 ]School of Materials Science and Engineering, University of Science and Technology of China, Shenyang, 110016, P.R. China.

[3 ]Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA.

[4 ]Advanced Photon Source, Argonne National Laboratory, Lemont, IL 60439, USA.

[5 ]Center for Nanophases Materials Sciences, Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA.

[6 ]Department of Materials Science and Engineering, The University of Tennessee, Knoxville, TN 37996, USA.