| 1. | The specific heat of undercooled samples , such as ge , ag , etc . was measured 测量了ge 、 ag等样品过冷态的比热。 |
| 2. | Rapid solidification behavior and microstructure of highly undercooled cu - pb monotectic alloy melts 偏晶合金的快速凝固行为和凝固组织 |
| 3. | The dendrite growth in the undercooled melt of pure has been simulated by the phase - field method 摘要简介了相场方法,利用相场法对纯铝进行了数值模拟。 |
| 4. | The rapid solidification of undercooled alloy and water is an important research subject in the field of materials science 深过冷液态金属与非金属的无容器快速凝固研究是当前空间材料科学领域研究的重要课题。 |
| 5. | Embedded in a flux of dehydrated b2o3 , melts of ge and ag etc . were undercooled by repeatedly treatment of melting and solidifying with a dsc facility , with undercooling of 190 k and 146 . 9 k respectively for ge and ag 对半导体ge 、金属ag等样品的过冷现象进行了研究和分析。通过助熔剂包裹和反复熔化与凝固处理,实验得到的ge 、 ag的最大过冷度分别为190k和146 . 9k 。 |
| 6. | The specific heat on undercooled liquid state is linear with temperature , and it is the prolongation by extrapolating the curve of the specific heat on stable liquid to lower temperature . in the vicinity of the melting point , no uncontinuity is found 过冷状态下熔体的比热与温度呈线性关系,且为过热熔体比热曲线向低温方向的延伸,在熔点附近未发现比热的不连续性。 |
| 7. | The present thesis has carried out detailed investigation on the rapid solidification of undercooled bulk water and pb - sn binary eutectic alloy with acoustic levitation , and the various factors influencing the achievement of undercooling in sound field have been analyzed 主要取得了以下几方面的研究成果:研究了5 8mm的大体积水在声悬浮无容器条件下的快速凝固行为。获得了最大为24k的过冷度。 |