Dr. Yun Liu  

Institute of Urban Environment,Chinese Academy of Sciences.


Address: 1799 Jimei Road, Xiamen 361021 China.

ResearcherID: AAT-4101-2021

ORCID: 0000-0001-9630-7610

Google Scholar


Yun Liu is mainly engaged in the research of interfacial processes 

and reaction mechanisms related to environmental and energy 

catalysis based on surface science tools and model systems to 

obtain atomic- and molecular-level understanding. 

Research Areas

(1) Environmetal Catalysis

(2) Surface Science (STM, XPS, Infrared Spectroscopy, Free-electron laser)

(3) Model Catalysis on well-ordered surface.


2007--2011 B.E. in Chemical Engineer and Technology, Huazhong University of Science and Technology ,Wuhan (China)

2011--2017 PhD in Physical Chemistry with Xinhe Bao and Fan Yang, Dalian Institute of Chemical Physics, Dalian (China)


2017--2022 Postdoc with Hans-Joachim Freund and Beatriz Roldán Cuenya, Fritz Haber Institute, Berlin (Germany)


ResearcherID: AAT-4101-2021

ORCID: 0000-0001-9630-7610

Google Scholar



Book Chapters

1. Chapter 12, Scanning Probe Microscopy and Nano-spectroscopy.

Fan YangYun LiuXinhe Bao

Modern Techniques and Methods in Catalysis, Eds by Qin XinMengfei Luo, Jie Xu. Science Press. pp.885-946. 2018. (in Chinese)





科学出版社, pp.885-946. 2018.




Peer-Reviewed Articles

16. Editorial: Heterogeneous Catalysis for Methane Activation. 

Juanjuan Liu*, Shihui Zou*, Yun Liu*, Jie Fan*

Front. Chem. 10:962033, 2022.

doi: 10.3389/fchem.2022.962033


15. Adatom Bonding Sites in a Nickel-Fe3O4(001) Single-Atom Model Catalyst and O2 Reactivity Unveiled by Surface Action Spectroscopy with Infrared Free-Electron Laser Light

Yun Liu#,*, Zhongkang Han#, S. Gewinner, Wieland Schöllkopf, Sergey V. Levchenko, Helmut Kuhlenbeck*, Beatriz Roldan Cuenya.

Angew. Chem. Int. Ed. e202202561, in press, 2022.

DOI: 10.1002/ANIE.202202561

Angew. Chem. e202202561, in press, 2022.

DOI: 10.1002/ANGE.202202561


14. Surface oxygen vacancies on reduced Co3O4(100): superoxide formation and ultra-low-temperature CO oxidation

Yun Liu, Yuman Peng, Mathias Naschitzki, S. Gewinner, Wieland Schöllkopf, Helmut Kuhlenbeck*, Rossitza Pentcheva, Beatriz Roldan Cuenya.

Angew. Chem. Int. Ed. 60,16514-16520. 2021.

DOI: 10.1002/ANIE.202103359

Angew. Chem.133,16650-16656. 2021.

DOI: 10.1002/ANGE.202103359


13. Surface Action Spectroscopy: A review and a perspective on a new technique to study vibrations at surfaces

Yun Liu#; Zongfang Wu#; Helmut Kuhlenbeck; H-J Freund*.

Chem. Rec. 21, 1270-1283. 2021.

DOI: 10.1002/TCR.202000111



12. Eine neue Methode zur Messung von Schwingungen an Festkörperoberflächen: Surface Action Spectroscopy

Yun Liu#, Zongfang Wu, Helmut Kuhlenbeck, Hans-Joachim Freund*.

Bunsen-Magazin, 23, 276-279, 2021.


11. Elucidating Surface Structure with Action Spectroscopy

Yun Liu#, Zongfang Wu#, M. Naschitzki, W. Wachsmann, S. Gewinner, W. Schöllkopf, Xiaoke Li#; Joachim Paier*; Joachim Sauer; Helmut Kuhlenbeck*, Hans-Joachim Freund.

J. Am. Chem. Soc. 142, 2665–2671, 2020.

DOI: 10.1021/JACS.9B13164


10. CO and H2 Activation over g-ZnO Layers and w-ZnO(0001)

Hao Chen, Le Lin, Yifan Li, Rui Wang, Zhongmiao Gong, Yi Cui, Yangsheng Li, Yun Liu, Xinfei Zhao, Wugen Huang, Qiang Fu, Fan Yang*, Xinhe Bao*.

ACS Catal. 9, 1373–1382. 2019.

DOI: 10.1021/ACSCATAL.8B03687


9. Surface action spectroscopy with rare gas messenger atoms

Zongfang Wu, Agata Płucienik, Yun Liu, Mattias Naschitzki, W. Wachsmann, S. Gewinner, W. Schöllkopf, Helmet Kuhlenbeck*, H-J Freund.

Rev. Sci. Instrum., 89, 083107. 2018.

DOI: 10.1063/1.5045324


8. Enhanced Oxidation Resistance of Active Nanostructures via Dynamic Size Effect

Yun Liu#, Fan Yang#*, Yi Zhang, Jianping Xiao, Liang Yu, Qingfei Liu, Yanxiao Ning, Zhiwen Zhou, Hao Chen, Wugen Huang, Ping Liu, Xinhe Bao*.

Nature Communications, 8,14459. 2017.

DOI: 10.1038/NCOMMS14459


7. Structure and Electronic Properties of Interface-Confined Oxide Nanostructures

Yun Liu#, Yanxiao Ning#, Liang Yu, Zhiwen Zhou, Qingfei Liu, Yi Zhang, Jianping Xiao, Ping Liu, Fan Yang*, Xinhe Bao*.

ACS Nano, 11, 11449-11458. 2017.

DOI: 10.1021/ACSNANO.7B06164


6. CO Adsorption on a Pt(111) Surface Partially Covered with FeOx Nanostructures

Yun Liu, Fan Yang*, Yanxiao Ning, Qingfei Liu, Yi Zhang, Hao Chen, Xinhe Bao*.

J. Energy Chem., 26, 602–607. 2017.

DOI: 10.1016/J.JECHEM.2017.02.006


5. The Active Phase of FeOx/Pt Catalysts in PROX Reaction

Hao Chen#, Yun Liu#, Fan Yang*, Mingming Wei, Xinfei Zhao, Yanxiao Ning, Qingfei Liu, Yi Zhang, Qiang Fu, Xinhe Bao*.

J. Phys. Chem. C, 121, 10398–10405. 2017.

DOI: 10.1021/ACS.JPCC.7B01392


4. Towards the Atomic-scale Characterization of Isolated Iron Sites Confined in a Nitrogen-doped Graphene Matrix

Qingfei Liu, Yun Liu, Haobo Li, Lulu Li, Dehui Deng, Fan Yang*, Xinhe Bao*.

Appl. Surf. Sci., 410, 111-116, 2017.

DOI: 10.1016/J.APSUSC.2017.03.090


3. A Single Iron Site Confined in a Graphene Matrix for the Catalytic Oxidation of Benzene at Room Temperature

Dehui Deng#*, Xiaoqi Chen#, Liang Yu, Xing Wu, Qingfei Liu, Yun Liu, Huaixin Yang, Huanfang Tian, Yongfeng Hu, Peipei Du, Rui Si, Junhu Wang, Xiaoju Cui, Haobo Li, Jianping Xiao, Tao Xu, Jiao Deng, Fan Yang, Paul N. Duchesne, Peng Zhang, Jigang Zhou, Litao Sun, Jianqi Li, Xiulian Pan and Xinhe Bao*.

Sci. Adv. 1,e1500462. 2015.

DOI: 10.1126/SCIADV.1500462


2. CO Oxidation on Gold-Supported Iron Oxides: New Insights into Strong Oxide–Metal Interactions

Liang Yu, Yun Liu.; Fan Yang.; Jaime Evans; José A. Rodriguez; Ping Liu*.

J. Phys. Chem. C, 119, 16614-16622. 2015.

DOI: 10.1021/ACS.JPCC.5B03315


1. Facile Oxygen Intercalation Between Full Layer Graphene and Ru(0001) under Ambient Conditions.

Aiyi Dong, Qiang Fu*, Mingming Wei, Yun Liu, Yanxiao Ning, Fan Yang, Hendrik Bluhm, Xinhe Bao.

Surface Science. 634, 37–43, 2015.

DOI: 10.1016/J.SUSC.2014.10.008


Prof. Hajo Freund (Fritz Haber Institute of the Max Planck Society, Berlin, Germany)

Prof. Beatriz Roldan Cuenya (Fritz Haber Institute of the Max Planck Society, Berlin, Germany)

Prof. Fan Yang (ShanghaiTech University, China)

Honors & Distinctions

Alexander von Humboldt Scholarship (2018-2021)

Excellent Student of University of CAS (2014)

National Scholarship for Graduate Students (2012)

Liwu Lin Scholarship for Young Students (2012)