基于纳米活性结构的不互溶<strong>W-Cu</strong>体系直接合金化及其热力学机制

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基于纳米活性结构的不互溶W-Cu体系直接合金化及其热力学机制

王寒玉, 李彩, 赵璨, 曾涛, 王祖敏, 黄远

Direct Alloying of Immiscible Tungsten and Copper Based on Nano Active Structure and Its Thermodynamic Mechanism

WANG Hanyu, LI Cai, ZHAO Can, ZENG Tao, WANG Zumin, HUANG Yuan

表2 W-Cu合金化热力学计算所用的参数^[25,42]

Table 2 Parameters used in thermodynamic calculation for the W-Cu direct alloying^[25,42]

Element	V^2/3	$n_{w s}^{- 1 / 3}$	φ	γ	E	K	G	S_f	γ^S,0	ρ	M	T_m
	cm²	(d.u.)^1/3	V		GPa	GPa	GPa	10⁵ m²	mJ·m^-2	g·cm^-3	g·mol^-1	K
Cu	3.70	1.47	4.45	0.343	129.8	137.8	48.3	1.67	1825	8.96	63.55	1356
W	4.50	1.81	4.80	0.280	411.0	160.6	311.0	2.03	3675	19.32	183.84	3680