Search Results - "李明星"
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颗粒级配对Si3N4w/Si3N4复合材料弯曲强度与介电性能的影响
Published in 材料工程 (2022)“…TB332; 为了获得一种弯曲和介电性能良好的氮化物陶瓷材料,本工作首先以氮化硅晶须(Si3 N4w)为原料,采用喷雾造粒工艺制备3种具有不同粒径分布的Si3 N4w球形颗粒粉体,研究雾化盘转速对Si3 N4w球形颗粒粉体粒径分布的影响.然后以喷雾造粒得到的Si3…”
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二维超声联合四维彩色多普勒超声在子宫占位性病变诊断中的应用
Published in 上海交通大学学报（医学版） (2017)“…目的 · 探讨二维超声联合四维彩色多普勒超声在子宫占位性病变诊断中的应用价值。方法 · 纳入 2015 年 3 月—2016 年 2 月 西南医科大学附属医院诊治的子宫占位性病变患者75 例，对患者进行二维和四维彩色多普勒超声检查，确定病变部位、病变数量、 病变性质以及恶性病变的临床分期，分析超声检查的准确率。结果…”
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Microstructure evolution and thermal stability of nanocrystalline Cu-Nb alloys during heat treatment
Published in Transactions of Nonferrous Metals Society of China (01-04-2009)“…The microstructure evolution and high thermal stability of the mechanically-alloyed supersaturated nanocrystalline Cu-10%Nb alloy during subsequent heat…”
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Microstructure evolution in nanocrystalline Cu-Nb alloy during mechanical alloying
Published in Transactions of Nonferrous Metals Society of China (01-11-2007)“…The microstructural evolution of nanocrystalline Cu-10%Nb（mass fraction） alloy during mechanical alloying （MA） was investigated by using X-ray diffraction,…”
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GasarCu-Mn合金脱合金腐蚀的组织演变（英文）
Published in 中国有色金属学报：英文版 (2015)“…研究了不同腐蚀条件下,Gasar Cu-34.6%Mn合金经脱合金腐蚀后的腐蚀形貌变化,揭示了脱合金组织的形成机理。通过对Gasar…”
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固溶体型高熵合金的形成条件（英文）
Published in 中国有色金属学报：英文版 (2013)“…研究高熵合金形成固溶体型组织的条件。制备17种不同成分的高熵合金,计算合金相组成影响因素（综合原子半径差δ、混合焓ΔH和混合熵ΔS）,利用SEM和XRD分析合金的显微组织及相组成。结果表明：只有满足δ≤2.77和ΔH≥-8.8…”
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Comparisons of Simulations of Soil Moisture Variations in the Yellow River Basin Driven by Various Atmospheric Forcing Data Sets
Published in Advances in atmospheric sciences (01-11-2010)“…Based on station observations, The European Centre for Medium-Range Weather Forecasts reanalysis （ERA40）, the National Centers for Environmental…”
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Congenital Vaginal Atresia：A Report of 39 Cases in a Regional Obstetrics and Gynecology Hospital
Published in Current medical science (01-12-2017)“…To investigate the clinical course and management of congenital vaginal atresia. This retrospective analysis included patients with congenital vaginal atresia…”
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Congenital Vaginal Atresia:A Report of 39 Cases in a Regional Obstetrics and Gynecology Hospital
Published in 华中科技大学学报：医学英德文版 (2017)“…To investigate the clinical course and management of congenital vaginal atresia. This retrospective analysis included patients with congenital vaginal atresia…”
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Group velocity dispersion effect on the collapse of femtosecond laser pulses in air： a revised form for Marburger＇s law
Published in 中国光学快报：英文版 (2015)“…The influence of group velocity dispersion（GVD） on the self-focusing of femtosecond laser pulses is investigated by numerically solving the extended nonlinear…”
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离心铸造下微尺度充型流动的相似物理模拟
Published in 中国有色金属学报：英文版 (2014)“…利用获得的相似准则，采用相似物理模拟方法，研究离心铸造过程中液态金属在微尺度空间内的充型流动规律。结果表明：在微尺度条件下，模拟流体优先充填横截面积最大的流道，当转速提高到964 r/min 时，才会同时充填0.1…”
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Microstructure of Zn-Al4 alloy microcastings by micro precision casting based on metal mold
Published in Transactions of Nonferrous Metals Society of China (01-04-2008)“…Metal mold micron scale precision casting technology was developed successfully, and three-dimension complicated microgear castings in micron scale were…”
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