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The simultaneous improvements of strength and ductility in additive manufactured Ni-based superalloy
[期刊论文] 作者：Yanan Zhao,Zongqing Ma,Liming Yu,Ji Dong,Yongchang Liu,
来源：材料科学技术（英文版） 年份：2021
Fine cellular subgrain structure was formed in the Selective Laser Melting (SLM) manufactured IN718 alloy via optimizing the processing parameters.During the su...
Refined microstructure and enhanced mechanical properties in Mo-Y2O3 alloys prepared by freeze-dryin
[期刊论文] 作者：Weiqiang Hu,Tao Sun,Chenxi Liu,Liming Yu,Tansir Ahamad,Zongqing Ma,
来源：材料科学技术（英文版） 年份：2021
The ultrafine Mo-Y2O3 composite powders were successfully synthesized by innovative freeze-drying method.Consequently,the freeze-dried Mo-Y2O3 composite powders with high sintering activities pos-sess an average grain size of 54 nm.After lo......
Effect of W addition on phase transformation and microstructure of powder metallurgic Ti-22Al-25Nb a
[期刊论文] 作者：Junpeng YANG,Qi CAI,Zongqing MA,Yuan HUANG,Liming YU,Huijun LI,Yongchang LIU,
来源：城市道桥与防洪 年份：2019
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者：Nan Liu,Zhi Dong,Zongqing Ma,Zhu Qian,Lei Ma,Liming Yu,Yongchang Liu,
来源：金属学报（英文版） 年份：2020
W-Y2O3 composite nanopowders prepared via wet chemical method exhibit unique morphologies and microstructures.The yttrium addition during chemical reaction process affects not only the composition of tungsten acid hydrate precursors,but als......
High-strength diffusion bonding of oxide-dispersion-strengthened tungsten and CuCrZr alloy through s
[期刊论文] 作者：Yuanyuan Chen,Yuan Huang,Fei Li,Lu Han,Dongguang Liu,Laima Luo,Zongqing Ma,Yongchang Liu,Zumin Wang,
来源：材料科学技术（英文版） 年份：2021
Oxide-dispersion-strengthened tungsten(ODS-W)and a CuCrZr alloy were bonded by a three-step pro-cess:(i)surface nano-activation,(ii)copper plating followed by annealing,and(iii)diffusion bonding.The morphological and structural evolutions o......
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