First-principles studies on carbon diffusion in tungsten<xref rid="cpb_28_11_116106fn1" ref-type="fn">*</xref><fn id="cpb_28_11_116106fn1"><label>*</label><p>Project supported by the National Key Research and Development Program of China (Grant No. 2018YFE0308102), the National Natural Science Foundation of China (Grant Nos. 11735015 and 51771185), the Natural Science Foundation of the Jiangsu Higher Education Institutions of China (Grant No. 17KJB140008), and Jinling Institute of Technology, China (Grant Nos. jit-fhxm-201601 and jit-b-201616).</p></fn>

First-principles studies on carbon diffusion in tungsten**

Project supported by the National Key Research and Development Program of China (Grant No. 2018YFE0308102), the National Natural Science Foundation of China (Grant Nos. 11735015 and 51771185), the Natural Science Foundation of the Jiangsu Higher Education Institutions of China (Grant No. 17KJB140008), and Jinling Institute of Technology, China (Grant Nos. jit-fhxm-201601 and jit-b-201616).

Song Chi¹, Kong Xiang-Shan^{2, †}, Liu C S²

The comparison between the experimental measurements^[12–19] and our first-principles calculated diffusivity (a) and (b), activation energies (c) and pre-exponential factors (d) of carbon in tungsten. The gray area indicates the range of T > 1800 K.