Irradiation hardening behaviors of tungsten–potassium alloy studied by accelerated 3-MeVW<sup>2+</sup> ions

Irradiation hardening behaviors of tungsten–potassium alloy studied by accelerated 3-MeVW²⁺ ions

Yang Xiao-Liang^{1, 2}, Chen Long-Qing¹, Qiu Wen-Bin¹, Song Yang-Yi-Peng¹, Tang Yi¹, Cui Xu-Dong^{2, †}, Liu Chang-Song³, Jiang Yan³, Zhang Tao³, Tang Jun^{1, ‡}

(a) Typical load–displacement profiles for ITER-W specimens, (b) representative load–displacement profiles for all 8 samples, (c) similar modulus–depth profiles for WK alloy and ITER-W, and (d) discrete displacement jumps in depth below 80 nm for WK 0 dap, WK 2 dpa, ITER-W 0 dpa, and ITER-W 2 dpa.