International  Center  for  Isotope  Effects  Research

Nanjing University

Prof. Yongbo Peng


Triple oxygen isotope; Quadruple sulfur isotope; clumped isotope; C, N, O, S, and P biogeochemical cyclings during major events in Earth history; new experimental method and instrument development.


B-311, Modern Engineering Building


Google Scholar Page:


Professor, Nanjing University, 2019 -

Assistant Professor of Research, Louisiana State University,2015 - 2019

Postdoctoral Fellow, Indiana University,2012 - 2015

Postdoctoral Scholar, University of California, Los Angeles,2012 - 2012

Research Associate, University of Maryland,2011 - 2012  



Doctor of Philosophy, May 2011                          

Louisiana State University 

Baton Rouge, LA, USA                                                         
Major: Stable Isotope Geochemistry      


Master of Science,July 2007
Nanjing Institute of Geology and Paleontology                                                               
Major: Paleobiology & Stratigraphy      


Bachelor of Science,June 2003

Ludong University                                                                   

Yantai, China                                   

Major: Biology



Ph.D Dissertation:

Stories of the Proterozoic Earth: Paleoproterozoic Chuanlinggou Acritarchs and Neoproterozoic 17O-depleted Barite. 2010 (etd-01242011-153809). Available at:    <>


Journal Articles (First author or corresponding author*):


1)    Peng, Yongbo, Huiming Bao*, Ganqing Jiang, Peter Crockford, Dong Feng, Shuhai Xiao, Alan Jay Kaufman, and Jiasheng Wang. 2022. 'A transient peak in marine sulfate after the 635-Ma snowball Earth', Proceedings of the National Academy of Sciences, 119: e2117341119。

2)    Ma, Haoran, Bing Shen*, Xianguo Lang*, Yongbo Peng*, Kangjun Huang, Tianzheng Huang, Yong Fu, and Wenbo Tang. 2022. 'Active biogeochemical cycles during the Marinoan global glaciation', Geochimica et Cosmochimica Acta.

3)    Yan, Hao*, Yongbo Peng*, and Huiming Bao. 2022. 'Isotope fractionation during capillary leaking in an isotope ratio mass spectrometer', Rapid Communications in Mass Spectrometry, 36: e9290.

4)    Xianguo Lang, Bing Shen*, Yongbo Peng*, Shuhai Xiao, Chuanming Zhou, Huiming Bao, Alan Jay Kaufman, Kangjun Huang, Peter W Crockford, Yonggang Liu, Wenbo Tang, Haoran Ma, 2018. Transient marine euxinia at the end of the terminal Cryogenian glaciation. Nature communications, v. 9,p. 3019.

5)    Shanggui Gong, Yongbo Peng*, Huiming Bao*, Dong Feng, Xiaobin Cao, Peter Crockfordd, Duofu Chen, 2018. Triple sulfur isotope relationships during sulfate-driven anaerobic oxidation of methane. Earth and Planetary Science Letters, 504, 13-20.

6)    Dong Feng*, Yongbo Peng*, Huimng Bao, Jorn Peckmann, Harry Roberts, Duofu Chen, 2016. A carbonate-based proxy for sulfate-driven anaerobic oxidation of methane, Geology, v. 44, no. 12, p. 999-1002.

7)    Peng Yongbo*, Bao Huiming, Pratt M. Lisa, Kaufman J. Alan, Jiang Ganqing, Boyd Dustin, Wang Qinxian, Zhou Chuanming, Yuan Xunlai, Xiao Shuhai, Loyd Sean, 2014. Widespread contamination of carbonate-associated sulfate by present-day secondary atmospheric sulfate: Evidence from triple oxygen isotopes. Geology, v. 42, p. 815-818.

8)    Peng Yongbo, Bao Huiming, Zhou Chuanming,Yuan Xunlai, 2013. Oxygen isotope composition of meltwater from a Neoproterozoic glaciation in South China, Geology, v. 41, no. 3, p. 367-370.

9)    Peng Yongbo*, Bao Huiming, Zhou Chuanming,Yuan Xunlai, 2011. 17O-depleted barite from two Marinoan cap dolostone sections, South China. Earth and Planetary Science Letters, v.305, no. 1-2, p. 21-31.

10)  Peng Yongbo*, Bao Huiming, Yuan Xunlai, 2009. New morphological observations for Paleoproterozoic acritarchs from the Chuanlinggou Formation, North China. Precambrian Research, v. 168, no. 3-4, P. 223-232.

11)  Peng Yongbo*, Wang, Dan, Yuan Xunlai, 2007. Ultrastrucutre of spheroidal Acritachs from Chuanlinggou Formation of Changcheng System. Acta Micropaeontology Sinica, v. 487, no. 24, p. 194–204.


Journal Articles (Co-author):

1)Chen, C., J. Wang, Z. Wang, Y. Peng, X. Chen, X. Ma, Y. Cen, J. Zhao, and P. Zhou, Variation of chemical index of alteration (CIA) in the Ediacaran Doushantuo Formation and its environmental implications. Precambrian Research, 2020. 347: p. 105829.

2)Hu, Y., D. Feng, Y. Peng, J. Peckmann, S. Kasten, X. Wang, Q. Liang, H. Wang, and D. Chen, A prominent isotopic fingerprint of nitrogen uptake by anaerobic methanotrophic archaea. Chemical Geology, 2020. 558: p. 119972.

3)Liljestrand, F.L., A.H. Knoll, N.J. Tosca, P.A. Cohen, F.A. Macdonald, Y. Peng, and D.T. Johnston, The triple oxygen isotope composition of Precambrian chert. Earth and Planetary Science Letters, 2020. 537: p. 116167.

4)Liu, X., Q. Wang, L. Zhao, Y. Peng, Y. Ma, and Z. Zhou, Metallogeny of the large-scale Carboniferous karstic bauxite in the Sanmenxia area, southern part of the North China Craton, China. Chemical Geology, 2020. 556: p. 119851.

5) Peng, Y., L. Dong, H. Ma, R. Wang, X. Lang, Y. Peng, S. Qin, W. Liu, and B. Shen, Surface ocean nitrate-limitation in the aftermath of Marinoan snowball Earth: Evidence from the Ediacaran Doushantuo Formation in the western margin of the Yangtze Block, South China. Precambrian Research, 2020. 347: p. 105846.

6)Zhang, D., Z.-Q. Zhao, Y. Peng, B. Fan, L. Zhang, J. Li, and A. Chen, Sulfur cycling in the Yellow River and the sulfate flux to the ocean. Chemical Geology, 2020. 534: p. 119451.

7)Cao, X., H. Bao, C. Gao, Y. Liu, F. Huang, Y. Peng, and Y. Zhang, Triple oxygen isotope constraints on the origin of ocean island basalts. Acta Geochimica, 2019. 38(3): p. 327-334.

8)Cao, X., H. Bao, and Y. Peng, A kinetic model for isotopologue signatures of methane generated by biotic and abiotic CO2 methanation. Geochimica et Cosmochimica Acta, 2019. 249: p. 59-75.

9)Chang, J., Z. Bai, Y. Sun, Y. Peng, S. Qin, and B. Shen, High resolution bio-and chemostratigraphic framework at the Frasnian-Famennian boundary: Implications for regional stratigraphic correlation between different sedimentary facies in South China. Palaeogeography, Palaeoclimatology, Palaeoecology, 2019. 531: p. 108299.

10)Crockford, P.W., M. Kunzmann, A. Bekker, J. Hayles, H. Bao, G.P. Halverson, Y. Peng, T.H. Bui, G.M. Cox, and T.M. Gibson, Claypool continued: Extending the isotopic record of sedimentary sulfate. Chemical Geology, 2019.

11) Ding, W., L. Dong, Y. Sun, H. Ma, Y. Xu, R. Yang, Y. Peng, C. Zhou, and B. Shen, Early animal evolution and highly oxygenated seafloor niches hosted by microbial mats. Scientific reports, 2019. 9(1): p. 1-11.

12)Herrmann, A.D., J. Barrick, T.J. Algeo, and Y. Peng, Conodont biofacies and watermass structure of the Middle Pennsylvanian North American Midcontinent Sea. Palaeogeography, Palaeoclimatology, Palaeoecology, 2019. 531: p. 109235.

13)Hodgskiss, M.S., P.W. Crockford, Y. Peng, B.A. Wing, and T.J. Horner, A productivity collapse to end Earth’s Great Oxidation. Proceedings of the National Academy of Sciences, 2019. 116(35): p. 17207-17212.

14)Ning, M., K. Huang, X. Lang, H. Ma, H. Yuan, Y. Peng, and B. Shen, Can crystal morphology indicate different generations of dolomites? Evidence from magnesium isotopes. Chemical Geology, 2019. 516: p. 1-17.

15)Turner, A.C., T.J. Algeo, Y. Peng, and A.D. Herrmann, Circulation patterns in the Late Pennsylvanian North American Midcontinent Sea inferred from spatial gradients in sediment chemistry and mineralogy. Palaeogeography, Palaeoclimatology, Palaeoecology, 2019. 531: p. 109023.

16)Zou, L., L. Dong, M. Ning, K. Huang, Y. Peng, S. Qin, H. Yuan, and B. Shen, Quantifying the carbon source of pedogenic calcite veins in weathered limestone: implications for the terrestrial carbon cycle. Acta Geochimica, 2019. 38(4): p. 481-496.

17)Ascari, S.H., J.K. Njau, P.E. Sauer, P.D. Polly, and Y. Peng, Fossil herbivores and crocodiles as paleoclimatic indicators of environmental shifts from Bed I and Bed II times of the Olduvai Gorge, Tanzania. Palaeogeography, Palaeoclimatology, Palaeoecology, 2018. 511: p. 550-557.

18)Chang, J., Z. Bai, Y. Li, J. Guo, Y. Peng, and B. Shen, 贵州拉也剖面下 Kellwasser 事件生物地层及化学地层特征研究. Beijing Da Xue Xue Bao, 2018. 54(4): p. 752-762.

19)Crockford, P.W., J.A. Hayles, H. Bao, N.J. Planavsky, A. Bekker, P.W. Fralick, G.P. Halverson, T.H. Bui, Y. Peng, and B.A. Wing, Triple oxygen isotope evidence for limited mid-Proterozoic primary productivity. Nature, 2018. 559(7715): p. 613-616.

20)Cui, H., A.J. Kaufman, Y. Peng, X.-M. Liu, R.E. Plummer, and E.I. Lee, The Neoproterozoic Hüttenberg δ13C anomaly: Genesis and global implications. Precambrian Research, 2018. 313: p. 242-262.

21)Feng, D., J. Peckmann, N. Li, S. Kiel, J.-W. Qiu, Q. Liang, R.S. Carney, Y. Peng, J. Tao, and D. Chen, The stable isotope fingerprint of chemosymbiosis in the shell organic matrix of seep-dwelling bivalves. Chemical Geology, 2018. 479: p. 241-250.

22)Gong, S., Y. Hu, N. Li, D. Feng, Q. Liang, H. Tong, Y. Peng, J. Tao, and D. Chen, Environmental controls on sulfur isotopic compositions of sulfide minerals in seep carbonates from the South China Sea. Journal of Asian Earth Sciences, 2018. 168: p. 96-105.

23)Maharjan, D., G. Jiang, Y. Peng, and R.A. Henry, Paired carbonate-organic carbon and nitrogen isotope variations in Lower Mississippian strata of the southern Great Basin, western United States. Palaeogeography, Palaeoclimatology, Palaeoecology, 2018. 490: p. 462-472.

24)Maharjan, D., G. Jiang, Y. Peng, and M.J. Nicholl, Sulfur isotope change across the Early Mississippian K–O (Kinderhookian–Osagean) δ13C excursion. Earth and Planetary Science Letters, 2018. 494: p. 202-215.

25)Wang, X., G. Jiang, X. Shi, Y. Peng, and D.C. Morales, Nitrogen isotope constraints on the early Ediacaran ocean redox structure. Geochimica et Cosmochimica Acta, 2018. 240: p. 220-235.

26)Young, S.A., S.B. Cadieux, Y. Peng, J.R. White, and L.M. Pratt, Seasonal changes in sulfur biogeochemistry of a dilute, dimictic Arctic lake: Implications for paired sulfur isotope records from ancient oceans. Chemical Geology, 2018. 495: p. 118-130.

27)Wang, W., C. Guan, C. Zhou, Y. Peng, L. Pratt, X. Chen, L. Chen, Z. Chen, X. Yuan, and S. Xiao, Integrated carbon, sulfur, and nitrogen isotope chemostratigraphy of the Ediacaran Lantian Formation in South China: Spatial gradient, ocean redox oscillation, and fossil distribution. Geobiology, 2017. 15(4): p. 552-571.

28)Cadieux, S.B., J.R. White, P.E. Sauer, Y. Peng, A.E. Goldman, and L.M. Pratt, Large fractionations of C and H isotopes related to methane oxidation in Arctic lakes. Geochimica et Cosmochimica Acta, 2016. 187: p. 141-155.

29)Chen, Y., K.K. Lehmann, Y. Peng, L. Pratt, J. White, S. Cadieux, B. Sherwood Lollar, G. Lacrampe-Couloume, and T.C. Onstott, Hydrogen Isotopic Composition of Arctic and Atmospheric CH4 Determined by a Portable Near-Infrared Cavity Ring-Down Spectrometer with a Cryogenic Pre-Concentrator. Astrobiology, 2016. 16(10): p. 787-797.

30)Cotroneo, S., J. Schiffbauer, V. McCoy, U. Wortmann, S. Darroch, Y. Peng, and M. Laflamme, A new model of the formation of Pennsylvanian iron carbonate concretions hosting exceptional soft‐bodied fossils in Mazon Creek, Illinois. Geobiology, 2016. 14(6): p. 543-555.

31)Cui, H., A.J. Kaufman, S. Xiao, S. Peek, H. Cao, X. Min, Y. Cai, Z. Siegel, X.M. Liu, and Y. Peng, Environmental context for the terminal Ediacaran biomineralization of animals. Geobiology, 2016. 14(4): p. 344-363.

32)Cui, H., S. Xiao, C. Zhou, Y. Peng, A.J. Kaufman, and R.E. Plummer, Phosphogenesis associated with the Shuram Excursion: Petrographic and geochemical observations from the Ediacaran Doushantuo Formation of South China. Sedimentary Geology, 2016. 341: p. 134-146.

33)Huang, K.-J., F.-Z. Teng, B. Shen, S. Xiao, X. Lang, H.-R. Ma, Y. Fu, and Y. Peng, Episode of intense chemical weathering during the termination of the 635 Ma Marinoan glaciation. Proceedings of the National Academy of Sciences, 2016. 113(52): p. 14904-14909.

34)Lang, X., B. Shen, Y. Peng, K. Huang, J. Lv, and H. Ma, Ocean oxidation during the deposition of basal Ediacaran Doushantuo cap carbonates in the Yangtze Platform, South China. Precambrian Research, 2016. 281: p. 253-268.

35)Li, F.-B., F.-Z. Teng, J.-T. Chen, K.-J. Huang, S.-J. Wang, X.-G. Lang, H.-R. Ma, Y.-B. Peng, and B. Shen, Constraining ribbon rock dolomitization by Mg isotopes: Implications for the ‘dolomite problem’. Chemical Geology, 2016. 445: p. 208-220.

36)Peng, Y., Y. Peng, X. Lang, H. Ma, K. Huang, F. Li, and B. Shen, Marine Carbon-Sulfur Biogeochemical Cycles during the Steptoean Positive Carbon Isotope Excursion. Journal of Earth Science, 2016. 27(2): p. 242–254.

37)Qiao, W., Y.P. Xianguo Lang, Kaiyuan Jiang, Wu Chen, Kangjun Huang, and B. Shen, Sulfur and Oxygen Isotopes of Sulfate Extracted from Early Cambrian Phosphorite Nodules: Implications for Marine Redox Evolution in the Yangtze Platform. Journal of Earth Science, 2016. 27(2): p. 170–179.

38)Shen, B., L. Dong, S. Xiao, X. Lang, K. Huang, Y. Peng, C. Zhou, S. Ke, and P. Liu, Molar tooth carbonates and benthic methane fluxes in Proterozoic oceans. Nature Communications, 2016. 7(doi:10.1038/ncomms10317).

39)Dong Feng, M.C., Steffen Kiel, Jian-Wen Qiu, Qunhui Yang, Huaiyang Zhou, Yongbo Peng, Duofu Chen, Using Bathymodiolus tissue stable carbon, nitrogen and sulfur isotopes to infer biogeochemical process at a cold seep in the south China SEA. Deep Sea Research Part I: Oceanographic Research Papers, 2015. 104: p. 52–59.

40)Schiffbauer, J.D., S. Xiao, Y. Cai, A.F. Wallace, H. Hua, J. Hunter, H. Xu, Y. Peng, and A.J. Kaufman, A unifying model for Neoproterozoic–Palaeozoic exceptional fossil preservation through pyritization and carbonaceous compression. Nature Communications, 2014. 5(1): p. 1-12.

41)Zhou, C., H. Bao, Y. Peng, and X. Yuan, Timing the deposition of 17O-depleted barite at the aftermath of Nantuo glacial meltdown in South China. Geology, 2010. 38(10): p. 903-906.

42)Bao, H., T. Sun, I. Kohl, and Y. Peng, Comment on" Early Archaean Microorganisms Preferred Elemental Sulfur, Not Sulfate". Science, 2008. 319(5868): p. 1336-1336.

43)Dong, L., S. Xiao, B. Shen, X. Yuan, X. Yan, and Y. Peng, Restudy of the worm-like carbonaceous compression fossils Protoarenicola, Pararenicola, and Sinosabellidites from early Neoproterozoic successions in North China. Palaeogeography, Palaeoclimatology, Palaeoecology, 2008. 258(3): p. 138-161.