聚变堆用W在等离子体作用下的辐照损伤行为研究进展

刘伟, 陈婉琦, 马梦晗, 李恺伦

Review of Irradiation Damage Behavior of Tungsten Exposed to Plasma in Nuclear Fusion

LIU Wei, CHEN Wanqi, MA Menghan, LI Kailun

图7 位错环挤出机制示意图[28]

Fig.7 Schematics of loop punching mechanism[28] (a) H atoms accumulate at a nucleation site (b) H bubble grows by continuous absorption of H atoms and outward release of dislocation loops ( b1—Burgers vector 1, b2—Burgers vector 2, p—gas pressure, μ—shear modulus)