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蔡青山，男，博士（后），中南大学研究员，博士研究生导师，湖南省杰出青年基金获得者。现任特种粉末冶金材料研究所副所长，中国材料研究学会青年工作委员会常务理事。长期从事先进粉末冶金材料、难熔金属材料、异种材料连接等研究。近年来，主持参与了国家重点研发计划、国家级重点基础研究项目、国家973项目、国家自然科学基金重点项目等多项重大科研项目的研究，研制出军用高性能钨基复合材料、商业航天卫星通讯3D打印天线材料、新能源电池用高导电电解棒材料等关键材料，部分研究成果已应用在相关型号装备和商业化产品中。在国内外知名刊物《Materials & Design》、《Materials Science and Engineering: A》、《Applied Surface Science》、《International Journal of Refractory Metals and Hard Materials》、《Materials Characterization》、《Journal of Nuclear Materials》等国际知名期刊上发表SCI/EI学术论文40余篇，获授权国家发明专利10余项，出版专著1部。多次指导本科生参加大学生创新创业训练计划项目，所指导研究生多次获得研究生国家奖学金、中南大学校长奖学金和各类企业奖学金等。

   欢迎有材料或与材料交叉相关专业背景的同学报考硕士和博士研究生。

  【代表性论文】

1.      Influence of microstructure on crack initiation and propagation behavior in swaged tungsten heavy alloy during Charpy impact process, Materials Science & Engineering A 22 (2022) 144219

2.      Revealing impact failure behavior of tungsten composite using instrumented Charpy impact testing, Materials Characterization 192 (2022) 112181

3.      Effect of Ni addition upon microstructure and mechanical properties of hot isostatic pressed 30CrMnSiNi2A ultrahigh strength steel. Materials Science & Engineering A, 850 (2022) 143599

4.      Influence of Oxygen Content on the Microstructure and Mechanical Properties of Hot Isostatically Pressed 30CrMnSiNi2A Ultra-High Strength Steel, JOM, 74 (2022) 3595–3606

5.      Effect of Ta on the microstructure and mechanical properties of W single bond Ta alloys prepared by arc melting. Materials Characterization, 2022, 188: 111823

6.      Microstructural characteristics, mechanical properties and interfacial formation mechanism of tungsten alloy/steel composite structure fabricated by HIP co-sintering. Materials & Design, 2021, 211: 110127.

7.      Microstructural characteristics, mechanical properties and interfacial formation mechanism of tungsten alloy/steel composite structure fabricated by HIP co-sintering. Materials & Design, 2021, 211: 110127.

8.      Low temperature sintering of 90We7Nie3Fe alloy with Cu additive： microstructure evolution and mechanical properties, Journal of Materials Research and Technology, 2021, 11: 2037-2048.

9.      Microstructure characterization and tensile properties of hot isostatic pressed China ultrahigh strength steel, Journal of Materials Research and Technology, 2020, 9(6) :15192 -15201.

10.  Surface characterization of plasma rotating electrode atomized 30CrMnSiNi2A steel powder. Applied Surface Science, 2020, 528: 147004.

11.  Low temperature co–sintering of tungsten alloy/steel composite structure, International Journal of Refractory Metals and Hard Materials, 2020, 90: 105224.

12.  Effect of joining temperature on the microstructure and strength of W–steel HIP joints with Ti/Cu composite interlayer, Journal of Nuclear Materials, 2018, 198: 198–207.

13.  Microstructural evolution and mechanical properties in the partial transientliquid phase diffusion bonding of tungsten to steel. International Journal of Refractory Metals and Hard Materials, 2018, 73: 91–98

14.  Rational design of composite interlayer for diffusion bonding of tungsten–steel joints. International Journal of Refractory Metals and Hard Materials, 2018, 70: 155–161

15.  Ti/Ni复合中间层扩散连接钨与钢接头的断裂行为. 中国有色金属学报, 2021, 31(7):1726-1736.

  【代表性专利】

1.      一种粉末冶金改性低合金超高强度钢及其制备方法. ZL202210007348.8, 2022-01-06. （已授权）

2.      一种大长径比深孔薄壁钨合金壳体及其热等静压制备方法, ZL202111135271.4, 2021-09-27. （已授权）

3.      一种钨/钢圆筒结构件的热等静压扩散连接方法, ZL 201811369000.3, 2020-06-16. （已授权）

4.      一种钨/钢双金属柱环材料的二阶段粉末冶金制备方法, ZL 201910450541.7, 2020–12–25. （已授权）

5.      一种基于高温应用的高性能钨/钢复合材料及其制备方法, ZL 201510725625.9, 2018–02–09 （已授权）

6.     一种共成形共烧结钨合金/钢复合材料的粉末冶金制备方法, ZL 201710114670.X, 2018–11–30. （已授权）

7.     一种钨/过渡层/钢复合材料及其低温低压活性扩散连接的制备方法, ZL 201510728757.7, 2017–07–25 （已授权）

8.     一种挤压成形剂及其制备和应用, ZL 201110047568.5, 2013–02–06. （已授权）