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个人简介

吕良星,男,研究员,哈尔滨工业大学 空间环境与物质科学研究院(国家大科学工程),硕博招生在材料科学与工程学院 甄良副校长 团队。 国家重大基础科技设施“空间环境地面模拟装置(SESRI)- 材料质子电子综合辐照舱主管设计师,主持国家自然科学基金(青年/联合重点)等项目,及深空探测环境效应、空间防护材料设计专项课题,主持/参与新加坡工业项目10项。发表论文50余篇,授权/受理专利/软件著作权33项。获新加坡科技部A*Star最佳项目奖、最佳论文奖7次。获优秀导师奖,指导和协助指导的博士/硕士研究生多人次获校优秀论文奖。 本人长期致力于具有重大创新性的自主知识产权工业及科研核心软件开发,打破该领域长期被国外卡脖子的现状。 在3D/4D打印增材制造方面,开发了国际首个从粉末微观组织尺度到构件宏观尺度的多尺度多物理过程3D打印虚拟制造数字平台,可详细模拟粉末动力学、熔池动力学、熔化-再凝固、微观组织演化、打印缺陷的生成、残余应力及变形、打印件性能等,为目前国际上唯一可真正实现多层打印多物理过程模拟的数字虚拟平台。在此基础上,进一步提出了多材料4D打印技术的概念,并在多材料打印过程、多材料界面及多材料4D结构设计方面开展了大量工作,建立了多材料点阵结构刚度、热胀系数及轻量化耦合的普适设计模型及软件。应用在空间光学框架上,所设计制造的构件面型精度比现有框架提高两个数量级,重量比现有结构减轻80%以上。 在空间环境效应模拟方面,完成了空间环境效应模拟平台的建设,在国际上首次实现了三维空间原子氧/紫外协同掏蚀动态过程的模拟分析,计算效率较NASA等对标模型提高近300倍;在材料组织转变和力学性能预测方面,本人长期从事材料微观组织演化及变形过程的模拟,建立了包括晶粒长大、再结晶、析出过程、位错运动、孪晶演化及晶体塑性变形过程等在内的多种模型和软件;《Material》期刊编委,在Nano Letter、Acta Material、Appl. Phys. Lett.等重要期刊上发表论文多篇,为Acta Material、Additive Manufacturing等材料领域顶级期刊审稿人。 工作经历 空间环境与物质科学研究院 研究员 2022.12-至今 空间环境与物质科学研究院 副研究员 2019.12-2022.12 空间环境与物质科学研究院 助理研究员 2016.7-2019.12 Institute of High Performance Computing, Singapore Scientist III 2012.2-2019.10 教育经历 2006.9-2011.7 材料科学与工程 哈尔滨工业大学 博士 2006.9-2011.7 材料科学与工程 哈尔滨工业大学 硕士 1999.9-2003.7 材料科学与工程 哈尔滨工业大学 学士

研究领域

3D/4D打印制造过程及组织性能模拟研究 深入开展3D/4D打印制造技术的研究,包括打印设备的开发、工艺探索及相关模型算法及软件的开发,推进增材制造技术的成熟和应用 空间环境效应模拟研究 建立空间带电粒子、中性粒子、星尘、高速粒子等环境对材料影响模型及相关模拟软件,结合空间综合环境地面模拟装置研究空间综合环境效应,促进地面模拟试验-计算机仿真-空间在轨试验三位一体研究体系的建设 材料组织转变和变形过程模拟研究 材料的微观组织决定了其宏观力学性能,同时材料的热处理和变形过程又会造成微观组织的变化,开展组织演变与变形及力学性能的耦合协同关系的研究,建立相关数学模型及模拟软件,为材料形性协同控制提供理论依据及调控工具

近期论文

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Hao J iang, Shao Xiang Li, Long Long Hao, Wei Jian Li, Zhi Qia ng Han, Liang Xing Lv*, Liang Zhen*. Kinetic simulation of early stage precipitation behavior in Mg RE binary alloys during aging process. Journal of Magnesium and Alloys, In press 2023. (IF= 17.66) Liang Xing Lv*, Hao Jiang, Qin Bian, Wenzhu Shao, Liyi Li, Yong Wei Zhang, Bo Liang, YuSheng Shi, Liang Zhen*. Integrated modelling and simulation of NiTi alloy by powder bed fusion: Single track study Materials & Design, 2023 227: 111755 (IF= 8.48.4) Qing Hu, Yan Wang?, Liangxing Lv*, Yaofeng Luo, Liang Su, Bin Liu, Hot deformation behavior and dynamic recrystallization mechanism of Ti-48Al-2Nb-2Cr alloy with near-γ microstructure, Journal of Alloys and Compounds, 2023 945: 169378. Xin Hu, Hao Jiang , Liang Xing Lu, Sh ou Xin Zhao, Yang Li*, Liang Zhen, Cheng Yan Xu Revisiting the Hetero Interface of Electrolyte/2D Materials in an Electric Double Layer Device. Small, 2023: 2301798. Shichang Qiao, Yan Wang*, Liangxing Lv*, Gang Tan, Tianwei Cheng, Jingjun He, Post-dynamic recrystallization behavior of a powder metallurgy Ni-Co-Cr based superalloy under different deformation conditions, Journal of Alloys and Compounds 2022, 898 162961 Tianwei Cheng,Yan Wang*, Yunxing Zhao, Liangxing Lv*,Qing Hu, Dexin Ma, Effect of remelting solution heat treatment on microstructure evolution of nickel-based single crystal superalloy DD5, Materials Characterization 2022, 192: 112186 Jie Zhao, Kehuan Wang, Liangxing Lv, Gang Liu, Effect of grain size on the yield stress and microscopic mechanism of a near-alpha titanium alloy during non-superplastic hot deformation, Materials Science & Engineering A 2022, 840: 142932 Jie Zhao, Kehuan Wang, Liangxing Lv, Liliang Wang, Denis J. Politis and Gang Liu, Analysing the Interaction between Microscopic Deformation, Microstructure and Void Evolution of Near alpha Titanium Alloys during Non Superplastic Hot Deformation by an Integrated Crystal Plasticity Finite Element Model, Materials 2022, 15: 294 Shichang Qiao, Yan Wang*, Liangxing Lv*, Zhengqin Huang, Gang Tan, Normal and abnormal grain growth in a FGH96 superalloy during thermomechanical treatment, Journal of Materials Research and Technology 2021, 15 : 7033e7049 陈军洲, 吕良星, 甄良, 戴圣龙, AA 7055铝合金时效析出强化模型, 金属学报 2021, 57(3), 353-362 Jie Zhao, Liangxing Lv, Kehuan Wang, Gang Liu, Effects of strain state and slip mode on the texture evolution of a near-alphaTA15 titanium alloy during hot deformation based on crystal plasticity method, Journal of Materials Science & Technology 2020, 38, 125–134 J. Zhao, K.H. Wang, Liangxing Lv, G. Liu, Evolution and Distribution of Geometrically Necessary Dislocations for TA15 Titanium Alloy Sheets During the Hot Tensile Process, The Journal of The Minerals, Metals & Materials Society (TMS) 2019, 14: 2303-2312. Liang-Xing Lu, N. Sridhar, Yong-WeiZhang, Phase field simulation of powder bed-based additive manufacturing, Acta Materialia, 2018, 144, 801-809 J. Trisno*, Liangxing Lu*, Z. Dong, J. F. Ho, Y. W. Zhang, J. K. W. Yang, Large-Aperture and Grain-Boundary Engineering through Template-Assisted Metal Dewetting for Resonances in the Short Wave Infrared, ACS Photonics, 2018, 5, 511–519 J. Zhao, Liangxing Lv, G. Liu, K.H. Wang, Analysis of deformation inhomogeneity and slip mode of TA15 titanium alloy sheets during the hot tensile process based on crystal plasticity model, Materials Science & Engineering A 2017, 707: 30–39. J. Zhao, Liangxing Lv, G. Liu, Experimental and simulated analysis of texture evolution of TA15 titanium alloy sheet during hot tensile deformation at 750°C, Procedia Engineering, 2017, 207: 2179-2184 陈军洲, 吕良星, 甄良, 戴圣龙, AA 7055 铝合金时效析出过程的小角度X射线散射定量表征, 金属学报 2017, 53(8), 897-906 Liang-Xing Lu*, Y. M. Wang*, B. M. Srinivasan, A. Mohamed, J. K. W. Yang, Y. W. Zhang, Nanostructure formation by controlled dewetting on patterned substrates: A combined theoretical, modeling and experimental study, Scientific Reports, 2016, 6, 32398 Y. M. Wang*, Lu Liangxing*, M. S. Bharathi, A. Mohamed, Y. W. Zhang, J. K. W. Yang, High aspect ratio 10-nm-scale nanoaperture arrays with template-guided metal dewetting, Scientific Reports, 2015, 5, 9654 Dong, Y.B., Shao, W.Z., Lu, L.X., Jiang, J.T., Zhen, L., Numerical simulation of residual stress evaluation in Al-Cu alloy block during quenching and ageing, Journal of Materials Engineering and Performance 2015, accepted Li-chao Fenga, Ning Xie, Wen-zhu Shaod, Liangxing Lv, Jing Zhong, Liang Zhen, Mechanical properties of cermet composites with various geometrical tortuosity of metal phase: Fractal characterization, Materials Science and Engineering: A, 2014, 607: 236–244 Liang-Xing Lu, M. S. Bharathi, M. Upmanyu and Y. W. Zhang, Growing ordered and stable nanostructures on polyhedral nanocrystals, Appl. Phys. Lett. 2014, 105, 253101 Liang-Xing Lu, M. S. Bharathi, and Yong-Wei Zhang, Self-Assembly of Ordered Epitaxial Nanostructures on Polygonal Nanowires, Nano Lett. 2013, 13, 538-542 X.Y. Sun, C.L. Chen, L. Yang, L.X. Lv, S. Atroshenkoc, W.Z. Shao, X.D. Sun, L. Zhen, Experimental study on modulated structure in Alnico alloys under high magnetic field and comparison with phase-field simulation, J. Magn. Magn. Mater., 2013, 348:27-32 Ning Xie, Wenzhu Shao, Lichao Feng, Liangxing Lv, Liang Zhen, Fractal Analysis of Disordered Conductor–Insulator Composites with Different Conductor Backbone Structures near Percolation Threshold, J. Phys. Chem. C, 2012, 116: 19517–19525 L. X. Lv, L. Zhen, Crystal plasticity simulation of polycrystalline aluminum and the effect of mesh refinement on mechanical responses, Mater. Sci. Eng. A. 2011, 528(22-23): 6673-6679 Cheng-Yan Xu, Jia Wu, Liang-Xing Lv, Jian-Xun Cui, Zeng-Quan Wang, Yu-Dong Huang and Liang Zhen. Single-crystal Na2Ti6O13 nanorings formed by self-coiling of a nanobelt. Cryst.Eng.Comm. 2011, 13: 2674-2677 L.X. Lv, L. Zhen, C.Y. Xu, X.Y. Sun, Phase field simulation of spinodal decomposition under external magnetic field, J. Magn. Magn. Mater. 2010, 322 (8): 978-986 L.X. Lv, L. Zhen, C.Y. Xu, X.Y. Sun, Phase field simulation of microstructure evolution in Fe-Cr-Co alloy during thermal magnetic treatment and step aging, J. Magn. Magn. Mater. 2010, 322 (8): 987-995 X.Y. Sun, L. Zhen, C.Y. Xu, L.X. Lv, W.Z. Shao, X.D. Sun, M?ssbauer spectrometry study of early stage spinodal decomposition in Fe-Cr-Co alloy under high magnetic field, Materials Letters, 2009, 63: 64–65 X.Y. Sun, C.Y. Xu, L. Zhen, L.X. Lv and L. Yang. Evolution of modulated structure in Fe-Cr-Co alloy during isothermal ageing with different external magnetic field conditions. J. Magn. Magn. Mater. 2007, 312: 342 X.Y. Sun, C.Y. Xu, L. Zhen, L.X. Lv and L.C. Qin. Spinodal decomposition in Fe-25Cr-12Co-1Si alloy under an ultra-high magnetic field of 100 kOe. J. Magn. Magn. Mater. 2006, 306: 69 DY Zhu, RS Gao, L Zhen, LX Lu, XY Sun, Magnetic stability of Fe-Cr-Co permanent magnet materials, Cailiao Kexue Yu Gongyi(Mater. Technol.)(China) 12, 215-219

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