鄭磊(北京科技大學材料學院教授)

鄭磊,男,北京科技大學材料學院教授,主講課程為材料力學性能。

人物經歷,研究領域,主要成就,代表論文,科研項目,榮譽表彰,學術任職,

人物經歷

1999-2002哈爾濱工程大學學士、碩士
2002-2006鋼鐵研究總院博士

    研究領域

    高溫合金;溶質擴散與晶界偏聚;氧化與腐蝕;三維原子探針;

    主要成就

    代表論文

    1) Lei Zheng*, Yudong Fu, Pavel Lejček, Shenhua Song, Guido Schmitz, and Ye Meng. Investigations on grain boundary segregation energy of phosphorus in 12Cr1MoV steel under elastic stress. Advanced Engineering Materials, 2016, 18(4): 506-510.
    2) Jianshu Zheng, Xinmei Hou, Xiangbin Wang, Ye Meng, Xin Zheng, Lei Zheng*. Isothermal oxidation mechanism of a newly developed Nb–Ti–V–Cr–Al–W–Mo–Hf alloy at 800–1200 °C. International Journal of Refractory Metals and Hard Materials, 2016, 54: 322–329.
    3) Wuqiang Yang, Min Xu, Huanhuan Bai, Ye Meng, Litao Wang, Lifa Shi, Yinghao Pei, Jian Zhang, Lei Zheng*. Concentration depth distribution of grain boundary segregation measured by wavelength dispersive X-ray spectroscopy. Ultramicroscopy, 2015, 159(2): 432-437.
    4) Lei Zheng*, Pavel Lejček, Shenhua Song, Guido Schmitz, and Ye Meng. Thermodynamic effect of elastic stress on grain boundary segregation of phosphorus in a low alloy steel. Journal of Alloys and Compounds, 2015, 647: 172-178.
    5) Zheng Jianshu, Hou Xinmei, Wang Xiangbin, Meng Ye, Zheng Xin, Zheng Lei*. Isothermal oxidation mechanism of Nb-Ti-V-Al-Zr alloy at 700–1200 °C: diffusion and interface reaction. Corrosion Science, 2015, 96: 186-195.
    6) Lei Zheng*, Reda Chellali, Ralf Schlesiger, Ye Meng, Dietmar Baither, and Guido Schmitz. Identical mechanism of isochronal and isothermal embrittlement in Ni(Bi) alloy: Thermo-induced non-equilibrium grain-boundary segregation of Bi. Applied Surface Science, 2015, 337: 90-104.
    7) Min Xu, Wuqiang Yang, Jianxiong Liang, Ye Meng, Lei Zheng*. Experimental Study on the Correlation between Intermediate Temperature Embrittlement and Equi-Cohesive Temperature. Journal of Alloys and Compounds, 2014, 610: 288-293.
    8) Lei Zheng*, Mohammed Reda Chellali, Ralf Schlesiger, Ye Meng, Dietmar Baither, and Guido Schmitz. Non-equilibrium grain-boundary segregation of Bi in binary Ni(Bi) alloy. Scripta Materialia, 2013, 68(10): 825-828.
    9) Lei Zheng*, Guido Schmitz, Ye Meng, Reda Chellali, Ralf Schlesiger. Mechanism of intermediate temperature embrittlement of Ni and Ni-based superalloys. Critical Reviews in Solid State and Materials Sciences, 2012, 37(3): 181-214.
    10) Lei Zheng*, Ralf Schlesiger, Reda Chellali, Dietmar Baither, Guido Schmitz. Investigation on the relationship between intermediate temperature embrittlement and intergranular precipitate in Ni(Bi) alloy. Materials and Design, 2012, 34(1): 155-158.
    11) Lei Zheng*, Maicang Zhang, Reda Chellali, Jianxin Dong. Investigations on the growing, cracking and spalling of oxides scales of powder metallurgy Rene95 nickel-based superalloy. Applied Surface Science, 2011, 257(23): 9762-9767.
    12) Lei Zheng*, Reda Chellali, Ralf Schlesiger, Dietmar Baither, Guido Schmitz. Intermediate temperature embrittlement in high purity Ni and binary Ni(Bi) alloy. Scripta Materialia, 2011, 65(5): 428-431.
    13) Zheng Lei*, Zhang Maicang, Dong Jianxin. Hot corrosion behavior of powder metallurgy Rene95 nickel-based superalloy in molten NaCl-Na2SO4 salts. Materials and Design, 2011, 32(4): 1981-1989.
    14) Zheng Lei*, Zhang Maicang, Dong Jianxin. Oxidation behavior and mechanism of powder metallurgy Rene95 superalloy between 800 and 1000 0C. Applied Surface Science, 2010, 256 (24): 7510-7515.
    Zheng Lei and Xu Tingdong*. Nonequilibrium grain-boundary co-segregation of nitrogen and chromium in NiCrMoV steel. Metallurgical and Materials Transactions A, 2005, 36(12): 3311-3315.

    科研項目

    1) 成型高溫合金技術研究 國防科工局技術基礎項目(JSZL2016110C002)
    2) GH4169D合金中Pt元素的分配行為及其對強化相γ'穩定性的影響研究 國家自然科學基金(51771018)
    3) 高組織穩定性鎳基高溫合金的研製 裝備預研教育部聯合基金(6141A0232)
    4) 揮發條件下溶質表面偏聚動力學的實驗和理論研究 國家自然科學基金(51571022)
    5) 服役條件下溶質間非平衡晶界共偏聚/共貧化的研究 國家自然科學基金(51001011)
    6) 鎳基高溫合金的中溫脆化現象及其機理研究 北京市自然科學基金(2152021)
    7) 服役溫度區鎳基高溫合金脆化現象的機理研究 霍英東教育基金會青年教師基金(基礎性研究)(141043)
    8) 高環境適應性鎳基高溫合金的研究 航空科學基金(20145374001)
    9) 溫度與應力共同作用對多元系中溶質晶界偏聚行為的影響機理 北京市自然科學基金(2123064)
    10) Sn晶界偏聚對高牌號無取向矽鋼塑性和磁性的影響機理 中國博士後科學基金(2014M560888)
    11) 鎳基耐蝕合金晶界狀態最佳化對抗腐蝕性能的影響 中央高校基本科研業務費(FRF-TP-15 -006A3)
    12) 鎳基合金中溶質間偏聚和貧化的動力學研究 中央高校基本科研業務費(FRF-TP-14 -005A2)
    13) 服役溫度區鎳基高溫合金脆化現象的實驗研究 中央高校基本科研業務費(FRF-TP-12 -042A)
    14) 銥合金中溶質晶界偏聚行為的研究 稀貴金屬綜合利用新技術國家重點實驗室開放課題(SKL-SPM-201509)
    用鉭合金材料研製 國家國防科技工業局軍品配套項目(JPPT-125-2-046)

    榮譽表彰

    (1)德國洪堡學者,受德國總統接見;
    (2)霍英東基金獲得者;
    (3)國際冶金礦業材料聯合會(IOMMMS)頒發的“Student Contest Award”(國內當年唯一獲獎者)。

    學術任職

    (1)南非國家研究基金(兩次)、國家自然科學基金、北京市自然科學基金通訊評審專家;
    (2)冶金科學技術獎網路評審專家;
    (3)Surf Sci、J Alloy Compds、J Mater Res、Mater Des、Mater Lett、MSEA、Mater Charact等16種國際期刊審稿人。

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