刘施峰-材料科学与工程学院

主要研究方向

集成电路制造用溅射靶材制备技术及其微观组织与织构优化研究；

金属及合金的形变机理及织构研究；

有色金属及合金微观组织与织构控制；

X 射线衍射技术在材料织构分析和应力分析中的应用。

主持项目：

1. 科技部国家重大专项项目：“超高纯大尺寸钽原料制备及靶材坯料制造技术研究与开发”；

2. 科技部国家重大专项项目：“ 45-28nm 配线用 Cu 靶材研发与产业化”；

3. 宁波市科技创新 2025 重大专项：“大规模集成电路用超高纯铜材制备技术研究及产业化”；

4. 国家自然科学基金青年基金项目：“基于剪应变分布调控的高纯钽微观组织及织构优化定量研究”；

5. 重庆市科技计划项目基础科学与前沿技术研究专项一般项目：“冷轧高纯钽再结晶行为的取向相关性定量研究”；

6. 重庆市科委自然科学基金计划面上项目：“高纯钽异步轧制及后续退火过程中微观组织及织构演变的研究”；

7. 中央高校基本科研业务费面上项目：“纯钛轧制过程中微结构及织构演变定量研究”。

参研项目：

1. 科技部国家基础研究规划项目 (973 计划 ) ：“镁合金塑性变形机理及塑性加工理论研究”；

2. 科技部国家高技术研究发展计划 (863 计划 ) 重点项目：“集成电路制造用超高纯铝 / 铝合金靶材制造技术”；

3. 国家自然科学基金面上项目：“含 {10-12} 孪晶层片结构密排六方金属的力学性能与变形机理研究”；

4. 国际科技合作计划项目：“汽车用铝合金板材电阻电焊工艺优化及组织控制研究”。

论文及专著

近年来发表的代表性论文：

[1] Jialin Zhu, Shifeng Liu * , Doudou Long, Shiyuan Zhou, Yulong Zhu, Dmytro Orlov. The evolution of texture and microstructure uniformity in tantalum sheets during asymmetric cross rolling. Materials Characterization , 2020, 168: 110586.

[2] Jialin Zhu, Shifeng Liu * , Doudou Long, Yahui Liu, Nan Lin, Xiaoli Yuan, Dmytro Orlov. Asymmetric cross rolling: a new technique for alleviating orientation-dependent microstructure inhomogeneity in tantalum sheets. Journal of Materials Research and Technology , 2020, 9: 4566 ‒45 77.

[3] Jialin Zhu, Shifeng Liu * , Shuai Yang, Adrien Chapuis. Beneficial clock-rolling cycles on the microstructure uniformity of {111} grains in tantalum sheets. Progress in Natural Science-Materials International , 2020, 30: 124 ‒ 127.

[4] Jialin Zhu, Shifeng Liu * , Doudou Long, Shiyuan Zhou, Yahui Liu, Dmytro Orlov. Enhancing the {100} grain subdivision in high-purity tantalum sheets by asymmetric cross rolling. Materials Characterization , 2020, 166: 110439.

[5] Yahui Liu, Shifeng Liu * , Nan Lin , Chao Deng, Qing Liu. Effect of strain path change on the through-thickness microstructure during tantalum rolling. International Journal of Refractory Metals and Hard Materials , 2020, 87: 105168.

[6] Jialin Zhu, Shifeng Liu * , Shuai Yang, Doudou Long, Yahui Liu, Xiaoli Yuan, Dmytro Orlov. Strain dependence of deformation and recrystallization microstructure homogeneity in clock-rolled tantalum sheets. Materials Characterization , 2020, 161: 110165.

[7] Jialin Zhu, Shifeng Liu * , Doudou Long, Dmytro Orlov, Qing Liu. Pass number dependence of through thickness microstructure homogeneity in tantalum sheets under the change of strain path. Materials Characterization , 2020, 160: 110076.

[8] Jialin Zhu, Shifeng Liu, Yahui Liu, Shuai Yang, Xuantong Quan, Adrien Chapuis, Qing Liu. Anomalous deformation and recrystallization phenomenon in {111} grains in clock-rolling tantalum sheets. Metallurgical and Materials Transactions A , 2020, 51: 104 ‒10 8.

[9] Jialin Zhu, Shifeng Liu * , Yu Cao, Yahui Liu, Chao Deng, Qing Liu. Effect of cross rolling cycle on the deformed and recrystallized gradient in high-purity tantalum plate. Acta metallurgica sinica , 2019, 55,1019 ‒ 1033.

[10] Jialin Zhu, Shifeng Liu * , Yu Zhang, Yahui Liu, Nan Lin, Yulong Zhu, Chao Deng. Inhomogeneous deformation and recrystallization behavior of through-thickness tantalum sheet under one-cycle clock-rolling. Progress in Natural Science: Materials International , 2019, 29, 485‒49 3.

[11] Yahui Liu, Shifeng Liu * , Haiyang Fan, Chao Deng, Lingfei Cao, Haitao Ni, Qing Liu. Orientation-dependent grain boundary characteristics in tantalum upon the change of strain path. Materials Characterization , 2019, 154: 277 ‒ 284.

[12] J. Zhu, S. Liu * , X. Yuan, Q. Liu. Comparing the through-thickness gradient of the deformed and recrystallized microstructure in tantalum with unidirectional and clock rolling. Materials , 2019, 12(1): 1‒17.

[13] Jialin Zhu, Chao Deng * , Yahui Liu, Nan Lin, Shifeng Liu * . Effects of annealing temperature on recrystallization texture and microstructure uniformity of high purity tantalum. Metals , 2019, 9 (1): 75 .

[14] Ya-Hui Liu, Shi-Feng Liu * , Chao Deng, Hai-Yang Fan, Qing Liu. Quasi-in-situ EBSD observation of the orientation evolution in polycrystalline tantalum during rolling deformation. Acta Metallurgica Sinica (English Letters), 2019, 32 (8): 1015‒1020.

[15] Jialin Zhu, Shifeng Liu * , Yahui Liu, Nan Lin, Shuai Yang, Chao Deng, Qing Liu. Deformation and annealing behavior in the ‘interaction zone’ of cold-rolled tantalum sheets. Vacuum , 2019, 164: 105‒113.

[16] J. Zhu, S. Liu * , S. Yang, Y. Zhang, J. Zhang, C. Zhang, C. Deng. The effect of different annealing temperatures on recrystallization microstructure and texture of clock-rolled tantalum plates with strong texture gradient. Metals , 2019, 9 (3):358.

[17] Nan Lin , Shifeng Liu * , Haiyang Fan, Jialin Zhu, Chao Deng. Static recrystallization texture and microstructure evolution of copper-manganese alloy pre-deformed by unidirectional rolling. Materials Research Express , 2019. 6: 016537.

[18] Nan Lin, Shifeng Liu * , Haiyang Fan, Yahui Liu, Jialin Zhu, Chao Deng. Quasi in situ characterization of texture evolution in a copper-manganese alloy deformed by cold rolling. Materials Research Express , 2019, 6: 0865e48.

[19] Nan Lin, Shifeng Liu * , Yahui Liu, Haiyang Fan, Jialin Zhu, Chao Deng, Qing Liu. Effects of asymmetrical rolling on through-thickness microstructure and texture of body-centered cubic (BCC) tantalum . International Journal of Refractory Metals and Hard Materials , 2019, 78: 51‒60.

[20] Yahui Liu, Shifeng Liu * , Jialin Zhu, Haiyang Fan, Chao Deng, Lingfei Cao, Xiaodong Wu, Qing Liu. Strain accommodation of <110>-normal direction-oriented grains in micro-shear bands of high-purity tantalum. Journal of Materials Science , 2018, 53(17): 12543-12552.

[21] Yahui Liu, Shifeng Liu * , Haiyang Fan, Chao Deng, Lingfei Cao, Xiaodong Wu, Qing Liu. Crystallographic analysis of nucleation for random orientations in high-purity tantalum. Journal of Materials Research , 2018. 33(12): 1755-1763.

[22] Yahui Liu, Shifeng Liu * , Chao Deng, Haiyang Fan, Xiaoli Yuan, Qing Liu.Inhomogeneous deformation of {111}<uvw> grain in cold rolled tantalum. Journal of Materials Science & Technology , 2018, 34(11): 2178-2182.

[23] Haiyang Fan, Shifeng Liu * , Chao Deng, Xiaodong Wu, Lingfei Cao, Qing Liu. Quantitative analysis: How annealing temperature influences recrystallization texture and grain shape in tantalum. International Journal of Refractory Metals and Hard Materials , 2018, 72: 244‒252 .

[24] S.F. Liu * , Y.H. Liu, L.J. Li, C. Deng, H.Y. Fan, Y. Guo, L.F. Cao, Q. Liu. Effects of pre-recovery on the recrystallization microstructure and texture of high purity tantalum. Journal of Materials Science , 2018, 53: 2985‒2994.

[25] Y.H. Liu, S.F. Liu * , J.L. Zhu, C. Deng , H.Y. Fan, L.F. Cao , Q. Liu . Strain path dependence of microstructure and annealing behavior in high purity tantalum . Materials Science and Engineering A , 2017, 707: 518‒530 .

[26] Shifeng Liu * , Xiaobo Hao, Chao Deng, Jingli Ji. Revealing substructure in clock-rolled Ta aided with triple focused ion beam . Rare Metals , 2017, 36(4) ： 284‒288.

[27] Chao Deng, Shifeng Liu * , Jingli Ji, Xiaobo Hao, Qing Liu. Through-thickness texture gradient of tantalum sputtering target. Rare Metals , 2017, 36(6) ： 523‒526.

[28] R. Li, R. Xin, Q. Liu, A. Chapuis, S. Liu, G. Fu, L. Zong. Effect of grain size, texture and density of precipitates on the hardness and tensile yield stress of Mg-14Gd-0.5Zr alloys. Materials and Design , 2017, 114: 450‒458.

[29] M. Haghshenas, R. J. Klassen, S.F. Liu , Depth-sensing cyclic nanoindentation of tantalum . International Journal of Refractory Metals and Hard Materials , 2017, 66: 144‒149.

[30] Haiyang Fan, Shifeng Liu * , Lijuan Li, Chao Deng, Qing Liu. Largely alleviating the orientation dependence by sequentially changing strain paths. Materials and Design , 2016, 97: 464‒472.

[31] C. Deng, S.F. Liu * , H.Y. Fan, X.B. Hao, J.L. Ji, Z.Q. Zhang, Q. Liu . Elimination of elongated bands by clock rolling in high purity tantalum. Metallurgical and Materials Transactions A , 2015, 46: 5477‒5481 .

[32] H.Y. Fan, S.F. Liu * , Y. Guo, C. Deng, Q. Liu. Quantifying the effects of surface quality on texture measurements of tantalum . Applied Surface Science , 2015 , 339: 15‒21.

[33] S.F. Liu * , H.Y. Fan, C. Deng, X.B. Hao, Y. Guo, Q. Liu. Through-thickness Texture in Clock-rolled Tantalum Plate. International Journal of Refractory Metals and Hard Materials , 2015, 48: 194 ‒200 .

[34] J. Ma, S. Zhu, Q. Shan, S. Liu, Y. Zhang, F. Dong, H. Liu. Facile synthesis of flower-like (BiO) ₂ CO ₃ @MnO ₂ and Bi ₂ O ₃ @MnO ₂ nanocomposites for supercapacitors. Electrochimica Acta , 2015, 168: 97‒103.

[35] C. Deng, S.F. Liu * , J.L. Ji, X.B. Hao, Z.Q. Zhang, Q. Liu . Texture evolution of high purity tantalum under different rolling paths. Journal of Materials Processing Technology, 2014, 214 (2): 462‒469.

[36] C. Deng, S.F. Liu * , X.B. Hao, J.L. Ji, Z.Q. Zhang, Q. Liu . Orientation dependence of stored energy release and microstructure evolution in cold rolled tantalum. Int. Journal of Refractory Metals and Hard Materials , 2014, 46: 24‒29.

[37] Shifeng Liu * , Yu-ping Zeng, Dongliang Jiang. Fabrication and characterization of near-net-shape in situ reaction-bonded porous cordierite/SiC ceramics. International Journal of Applied Ceramic Technology , 2014, 11 (5): 839‒844.

[38] 张玉 , 刘施峰 *, 李利娟 , 祝佳林 , 邓超 . 晶粒取向及氧化电压对阳极氧化 Ta ₂ O ₅ 纳米管形貌的影响 . 材料导报 , 2020, 34(8): 8010 ‒ 8013.

[39] 祝佳林 , 邓超 *, 柳亚辉 , 刘施峰 , 张玉 . 钽板退火过程中的储存能演变与再结晶行为 . 材料导报 . 2019, 33(4): 654 ‒ 659

[40] 祝佳林 , 毛宇成 , 刘施峰 *, 柳亚辉 , 林男 , 邓超 . 高纯钽退火过程中储存能演变及其对再结晶行为的影响 . 中国有色金属学报 , 2019, 29(1): 54‒65 .

[41] 祝佳林 , 刘施峰 *, 柳亚辉 , 姬静利 , 李丽娟 . 冷轧高纯钽板退火过程中微观组织及织构演变的梯度效应 . 材料导报 , 2018, 32 (10): 3595‒3600.

[42] 林男 , 刘施峰 *, 柳亚辉 , 范海洋 , 祝佳林 , 邓超 . 高纯钽板异步轧制及后续退火过程中微观组织及织构演变研究 . 电子显微学报 , 2018, 37 (4): 332‒338.

[43] 李利娟 , 刘施峰 *, 林男 , 邓超 . Ta ₂ O ₅ 纳米管的阳极氧化法可控性制备研究 . 电子显微学报 , 2018, 37 (2): 121‒127.

[44] 林男 , 刘施峰 *, 范海洋 , 邓超 . 单向轧制与交叉轧制高纯铜锰合金再结晶微观组织及织构演变 . 电子显微学报 , 2017, 36 (6): 564‒570.

[45] 毛宇成 , 刘施峰 *, 范海洋 , 刘庆 . 高纯钽交叉轧制过程中微观结构和织构梯度的演变 . 电子显微学报 , 2017, 36 (1): 7‒13.

[46] 柳亚辉 , 刘施峰 *, 范海洋 , 刘庆 . 高纯钽板中晶粒生长的取向相关性研究 . 电子显微学报 , 2016, 35 (1): 17‒21.

[47] 邓超 , 刘施峰 * , 姬静利 , 郝晓博 , 梁延祥 , 变形区形状参数对钽板组织均匀性的影响 . 稀有金属材料与工程 , 2014, 43(8): 2017 ‒ 2022 .

[1] 刘施峰 , 柳亚辉 , 邓超 , 刘庆 , 姚力军 , 王学泽 . 一种靶材用高纯钽板的热处理方法 . 专利号： ZL 201610042110.3, 中国 .

[2] 刘施峰 , 林男 , 柳亚辉 , 刘庆 , 姚力军 , 王学泽 . 一种获得均匀组织和织构的溅射靶材用钽板轧制方法 . 专利号： ZL201810205349.7, 中国 .

表彰及奖励

2011 年获材料学院突出贡献奖；

2018 年获重庆市科技进步奖三等奖（排名第一）。

刘庆教授 “ 形变金属与微结构 ” 研究团队

在读研究生

硕士研究生：杨帅、张静（ 2018 级），龙豆豆、文婷婷（ 2019 级），赵航，王晓君（ 2020 级）；

博士研究生：祝佳林（ 2016 级硕博连读），周仕远（ 2019 级）。

已毕业研究生

硕士研究生：张玉（ 2017 级），林男（ 2016 级），李利娟（ 2015 级），毛宇成（ 2014 级），郭雨、范海洋（ 2013 级），郝晓博（ 2012 级），姬静利（ 2011 级），骆冬智（ 2010 级，协助指导），张偌雨（ 2009 级，协助指导）；

博士研究生：柳亚辉（ 2014 级硕博连读），邓超（ 2010 级，协助指导）。