海洋地质

郭鹏远副研究员研究方向为岩石地球化学、海洋地质学。近年来主要聚焦于深部岩浆的形成、演化以及地幔不均一性的研究。截止目前,共发表SCI论文40余篇,合作获得授权专利2项。其中,以第一作者/通讯作者身份发表9篇国际SCI论文,包括JCR Top 5%国际地学高级别期刊Geology,EPSL,GCA,GRL等。主持2项国家自然科学基金面上项目。2021年受邀作为岩石学家参加了国际大洋发现计划(IODP)396航次。

研究领域  

1)大洋玄武岩Fe-Zn-Ni等非传统金属稳定同位素的分馏;

2)洋脊-地幔柱相互作用;

3)北大西洋裂解成因;

4)中国东部中-新生代火山岩的成因;

5)碳酸岩与共生碱性岩的成因。 

招生专业及方向

海洋地球化学与岩石学

、研究室及联系方式       

海洋地质与环境重点实验室;邮箱:guopy@qdio.ac.cn;电话:0532-82893137

承担的主要科研项目

v1)主持国家自然科学基金面上项目,42076048“用Hf-Fe-Mo同位素体系研究洋脊-地幔柱相互作用:以南太平洋Pukapuka海脊和东太平洋洋隆17-19°S为例”,2021/01-2024/12,在研。

v2)主持国家自然科学基金面上项目,41776067Fe同位素在洋中脊高温地质过程中的分馏机制研究:以中大西洋洋脊33-35°N为例”,2018/01-2021/12,已结题。

研究成果及奖励         

1)检验了大陆背景下岩石圈厚度对玄武质岩浆成分的一阶控制作用;

2)揭示了低程度部分熔融熔体地幔交代作用对全球上地幔Fe同位素不均一性的影响;

3)揭示了中大西洋不均一地幔的部分熔融是导致洋脊水深变化以及洋脊玄武岩化学组成变化的主要原因;

4)提出了中国东部大陆碱性玄武岩富集地幔源区是近期低分熔熔体地幔交代作用形成的新观点。

代表性论文及著作

[1] Guo, P. Y. *, Niu, Y. L., Sun, P., Chen, S., Chen Y.H., Duan, M., Wang, X.H., Gong, H.M., 2023. Low-Degree Melt Metasomatic Origin of Global Upper Mantle Fe Isotope Fractionation. Geophysical Research Letters, 50, e2022GL102264.

[2] Guo, P. Y. *, Niu, Y. L., Chen, S., Sun, P., Chen, Y.H., Duan, M., Gong, H. M., Wang, X. H., 2023. Low-degree melt metasomatic origin of heavy Fe isotope enrichment in the MORB mantle. Earth and Planetary Science Letters 601, 117892.

[3] Guo, P. Y. *, Niu, Y. L., Sun, P., Zhang, J. J., Chen, S., Duan, M., Gong, H. M., Wang, X. H., 2021. The nature and origin of upper mantle heterogeneity beneath the Mid-Atlantic Ridge 33-25°N: A Sr-Nd-Hf isotopic perspective. Geochimica et Cosmochimica Acta 307, 72-85.

[4] Guo, P. Y.*, Niu, Y. L., Sun, P., Gong, H. M., Wang, X. H., 2020. Lithosphere thickness controls the continental basalt compositions: An illustration using the Cenozoic basalts from eastern China. Geology 48, 128-133.

[5] Guo, P. Y.*, Niu, Y. L.*, Sun, P., Wang, X, H., Gong, H. M., Duan, M., Kong, J. J., Tian, L. Y., Wu, S. G., 2018. The early Cretaceous bimodal volcanic suite from the Yinshan Block, western North China Craton: Origin, process and geological significance. Journal of Asian Earth Sciences 160, 348-364.

[6] Guo, P. Y.*, Niu, Y. L.*, Sun, P., Ye, L., Liu, J. J., Zhang, Y., Zhao, J.X., and Feng, Y. X., 2016. The origin of the Cenozoic basalts from central Inner Mongolia, East China: The consequence of recent mantle metasomatism genetically associated with seismically observed paleo-Pacific slab in the mantle transition zone. Lithos 240/243, 104-118.

[7] Guo, P. Y.*, Niu, Y. L.*, Ye, L., Liu, J. J., Sun, P., Cui, H. X., Zhang, Y., Gao, J. P., Su, L., Zhao, J. X., and Feng, Y. X., 2014. Lithosphere thinning beneath west North China Craton: Evidence from geochemical and Sr–Nd–Hf isotope compositions of Jining basalts. Lithos 202/203, 37-54.

[8] Guo, P. Y.*, Niu, Y. L.* and Yu, X. H., 2014. The petrogenesis of kamafugites from West Qinling, China, in a global context. Journal of Asian Earth Sciences 79, 86-96.

[9] Zhang, J. J., Guo, P. Y.*, Sun, P., Niu, Y. L., Xiao, Y. Y., and Vasconcelos, P. M., 2021. Petrogenesis of the early Cretaceous intra-plate basalts from the Western North China Craton: Implications for the origin of the metasomatized cratonic lithospheric mantle: Lithos, 380/381, 105887.

[10] Gong, H.M., Guo, P. Y.*, Chen, S., Duan, M., Sun, P., Wang, X. H., Niu, Y. L., 2020. A re-assessment of nickle-doping method in iron isotope analysis on rock samples using multi-Collector Inductively Coupled Plasma Mass Spectrometry. Acta Geochimica 39, 355-364.