Zr61Ti2Cu25Al12 非晶合金的过冷液体特性与晶化解耦

李晓诚, 寇生中, 李春玲, 李春燕, 赵燕春

Supercooled Liquid Characteristics and Crystallization Decoupling of Zr61Ti2Cu25Al12 Amorphous Alloy

LI Xiaocheng, KOU Shengzhong, LI Chunling, LI Chunyan, ZHAO Yanchun

图2 Zr61Ti2Cu25Al12合金的常规差示扫描量热(DSC)和快速扫描量热(FDSC)热流曲线

Fig.2 Heat flow curves of conventional DSC at low heating rate (Φh) from 0.05 K/s to 1.33 K/s (As a comparison, 500 K/s is also included in Fig.2a) (a) and FDSC at high Φh from 100 K/s to 5.5 × 104 K/s (Φh = 100, 200, 400, 600, 800, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000, 6000, 7000, 8000, 9000, 10000, 15000, 20000, 25000, 30000, 35000, 40000, 45000, 50000, 55000 K/s) (b) for Zr61Ti2Cu25Al12 metallic glass (DSC—differential scanning calorimetry, FDSC—fast differential scanning calorimetry, Φc─cooling rate, T─temperature, Tg─glass transition temperature, Tx─crystallization temperature, Tp─crystallization peak temperature, ΔHm─melting enthalpy)