2003/09 – 2008/07 Ph.D. in Applied Chemistry, Research Center of Material Science, Beijing Institute of Technology, Beijing, P.R. China

1999/09 – 2003/07 Bachelor of Fire Protection and Engineering, Department of Fire Protection and Engineering, The Chinese people’s Armed Police Force Academy, P.R. China

2018/05 – Present Associate Professor, Center for Water and Ecology, Tsinghua University, China

2015/01 – 2018/04 Associate Professor, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences

2014/01 – 2014/12 Research Associate, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences

2013/01 – 2013/12 Research Associate, Department of Chemical Engineering, University College London

2011/01 – 2012/10 Research Associate, Department of Chemistry, The Chinese University of Hongkong

2008/08 – 2010/12 Lecture, Department of Fire Protection and Engineering, The Chinese people’s Armed Police Force Academy

Areas of Research Interests

Advanced Oxidation Processes for Water Treatment Applications

Structure and Interface modulation of photoelectrocatalysts

Utilization of Sustainable Energy during Water Treatment

Research Status

1. NSFC project: Bio-inspired self-assembly fabrication of multimetal sulfide/graphene/layered transition metal dichalcogenide hollow spheres and their application in photocatalytic hydrogen evolution，2015-2017

2. NSFC project: Interfacial design of quantum dots sensitized photoelectrodes for simultaneous wastewater treatment and hydrogen production，2016-2019

3. NSFC project: Process and control of motivating-factors-coupling heretogeneous catalytic oxidation for refractory organic pollutants in water, 2016-2020

4. Project from Key Laboratory of Drinking Water Science and Technology: The application of photocatalytic/ultrafiltration membrane based on carbon nitride, 2015-2016

5. NSFC project: Generation mechanism of atomic hydrogen during indirect electroreduction treatment of water, 2015-2018

6. Natural Science Fund of Hebei Province, Application of porous ZnO-SnO₂ nanotubes in the gas sensing of flammables and explosives chemicals, 2010-2012

7. NSFC project: Self-assembly fabrication of NaYF₄:Yb,Tm/TiO₂/Graphene heterostructures and their applications in high-efficiency photocatalysis, 2011-2014

8. NSFC project: Surface modification of silicon quantum dots sensitized solar cells for improved interfacial charge separation, 2011-2013

9. 7th Framework Programme: Fourth generation photocatalysts: nano-engineered composites for water decontamination in low-cost paintable photoreactors (4G-PHOTOCAT), 2013-2016

Journal Papers

(1) Xiaoqiang An, Chengzhi Hu*, Huachun Lan, Huijuan Liu, Jiuhui Qu. Strongly coupled Metal oxide/reassembled carbon nitride/Co-Pi heterostructures for efficient photoelectrochemical water splitting, ACS Applied Materials & Interfaces, 2018, 10, 6424-6432.

(2) Huachun Lan, Yulin Tang, Xuehong Zhang, Shaohong You, Qingwen Tang, Xiaoqiang An*, Huijuan Liu, Jiuhui Qu, Decomplexation of Cu(II)-EDTA over oxygen-doped g-C₃N₄: An available resource towards environmental sustainability, Chemical Engineering Journal, 2018, 345, 138-146.

(3) Xiaoqiang An, Siqi Wu, Qingwen Tang, Huachun Lan*, Yulin Tang, Huijuan Liu, Jiuhui Qu. Strongly coupled polyoxometalates/oxygen doped g-C3N4 nanocomposites as Fenton-like catalysts for efficient photodegradation of sulfosalicylic acid, Catalysis Communications, 2018, 112, 63-67.

(4) Xiaoqiang An, Chengzhi Hu*, Huijuan Liu, Jiuhui Qu. Hierarchical nanotubular anatase/rutile/TiO₂ (B) heterophase junction with oxygen vacancies for enhanced photocatalytic H2 production, Langmuir, 2018, 34, 1883-1889.

(5) Xiaoqiang An#, Le Zhang#, Bo Wen, Zhenao Gu, Li-Min Liu*, Jiuhui Qu, Huijuan Liu*. Boosting photoelectrochemical activities of heterostructured photoanodes through interfacial modulation of oxygen vacancies, Nano Energy, 2017, 35, 290-298.

(6) Weixiao Qi, Xiaoqiang An, Fan Zhang, Huijuan Liu, Jiuhui Qu. Facet dependent intermediate formation and reaction mechanism of photocatalytic removing hydrophobic anthracene under simulated solar irradiation, Applied Catalysis B: Environmental, 2017, 206, 194-202.

(7) Huachun Lan, Lili Li, Xiaoqiang An, Fei Liu, Cuibai Chen, Huijuan Liu, Jiuhui Qu. Microstructure of carbon nitride affecting synergetic photocatalytic activity: Hydrogen bonds vs. structural defects, Applied Catalysis B-Environmental, 2017, 204, 49-57.

(8) Xiaoqiang An, Chengzhi Hu*, Huijuan Liu, Jiuhui Qu. Oxygen vacancy mediated construction of anatase/brookite heterophase junctions for high-efficiency photocatalytic hydrogen evolution, Journal of Materials Chemistry A, 2017, 5, 24989-24994.

(9) Huachun Lan, Lili Li*, Huijuan Liu, Xiaoqiang An*, Fei Liu, Cuibai Chen*, Jiuhui Qu. Melem-based derivatives as metal-free photocatalysts for simultaneous reduction of Cr(VI) and degradation of 5-Sulfosalicylic acid, Journal of Colloid and Interface Science, 2017, 507, 162-171.

(10) Xiaoqiang An, Huachun Lan, Ruiping Liu, Huijuan Liu, Jiuhui Qu. Light absorption modulation of novel Fe2TiO5 inverse opals for photoelectrochemical water splitting, New Journal of Chemistry, 2017, 41, 7966-7971.

(11) Wenjing Sang, Gong Zhang, Huachun Lan*, Huijuan Liu, Xiaoqiang An. The effect of different exposed facets on the photoelectrocatalytic degradation of o-chlorophenol using p-type Cu2O crystals, Electrochimica Acta, 2017, 231, 429-436.

(12) Xiaoqiang An, Tong Li, Bo Wen, Junwang Tang, Ziyu Hu, Li-Min Liu*, Jiuhui Qu, C. P. Huang, Huijuan Liu*. New Insights into Defect-Mediated Heterostructures for Photoelectrochemical Water Splitting, Advanced Energy Materials, 2016, 6, 1502268.

(12) Huachun Lan, Ran Mao, Yating Tong, Yanzhen Liu, Huijuan Liu, Xiaoqiang An, Ruiping Liu. Enhanced Electroreductive Removal of bromate by a supported Pd–In bimetallic catalyst: kinetics and mechanism investigation, Environmental Science & Technology, 2016, 50, 11872-11878.

(13) Xuelian Yu, Ruifeng Du, Baoying Li, Yihe Zhang*, Huijuan Liu, Jiuhui Qu, Xiaoqiang An*. Biomolecule-assisted self-assembly of CdS/MoS2/graphene hollow spheres as high-Efficiency photocatalysts for hydrogen evolution without noble metals, Applied Catalysis B: Environmental, 2016, 182, 504-512.

(14) Tong Li, Yan Jiang, Xiaoqiang An, Huijuan Liu, Jiuhui Qu*. Transformation of humic acid and halogenated byproduct formation in UV-chlorine processes, Water Research, 2016, 102, 421-427.

(15) Huanhuan Ji, Lai Lyu, Lili Zhang, Xiaoqiang An, Chun Hu. Oxygen vacancy enhanced photostability and activity of plasmon-Ag composites in the visible to near-infrared region for water purification, Appllied Catalysis B: Environmental, 2016, 199, 230-240.

(16) Ruifeng Du, Yihe Zhang*, Baoying Li, Xuelian Yu*, Huijuan Liu, Xiaoqiang An*, Jiuhui Qu. Biomolecule-assisted synthesis of defect-mediated Cd1-xZnxS/MoS2/graphene hollow spheres for highly efficient hydrogen evolution, Physical Chemistry Chemical Physical, 2016, 18, 16208-16215.

(17) Huachun Lan, Jianfei Li, Meng Sun, Xiaoqiang An, Chengzhi Hu, Ruiping Liu, Huijuan Liu, Jiuhui Qu*. Efficient conversion of dimethylarsinate into arsenic and its simultaneous adsorption removal over FeCx/N-doped carbon fiber composite in an electro-Fenton process, Water Research, 2016, 100, 57-64.

(18) Qinghua Ji, Xiaoqiang An, Huijuan Liu*, Lin Guo, Jiuhui Qu. Electric double-layer effects induce separation of aqueous metal ions, ACS Nano, 2015, 9, 10922-10930.

(19) Xiaoqiang An, Huijuan Liu, Jiuhui Qu, Savio J. A. Moniz, Junwang Tang*. Photocatalytic mineralisation of herbicide 2,4,5-trichlorophenoxyacetic acid: enhanced performance by triple junction Cu-TiO2-Cu2O and the underlying reaction mechanism, New Journal of Chemistry, 2015, 39, 314-320.

(20) Xuelian Yu, Xiaoqiang An, Aziz Gen？, Maria Ibá？ez, Jordi Arbiol, Yihe Zhang*, Andreu Cabot*. Cu2ZnSnS4–PtM (M = Co, Ni) nanoheterostructures for photocatalytic hydrogen evolution, The Journal of Physical Chemistry C, 2015, 119, 21882-21888.

(21) Linfeng Fei, Tieyu Sun, Wei Lu, Xiaoqiang An, Zhuofeng Hu, Jimmy C. Yu, Renkui Zheng, Xiaomin Li, Helen L W Chan, Yu Wang*. Direct observation of carbon nanostructure growth at liquid-solid interfaces. Chemical Communications, 2014, 50, 826-828.

(22) Xiaoqiang An, Jimmy C. Yu, Junwang Tang*. Biomolecule-assisted fabrication of copper doped SnS2 nanosheet-reduced graphene oxide junctions with enhanced visible-light photocatalytic activity. Journal of Materials Chemistry A, 2014, 2, 1000-1005.

(23) Savio J A Moniz, Stephen A Shevlin, Xiaoqiang An, Zhengxiao Guo, Junwang Tang*. Fe2O3 -TiO2 nanocomposites for enhanced charge separation and photocatalytic activity. Chemistry - A European Journal, 2014, 20, 15571-15579.

(24) Yuanxu Liu, Zhonglei Wang, Wendong Wang, Xiaoqiang An, Shiyang Mi, Junwang Tang, Weixin Huang*. Sandwich SrTiO3/TiO2/H-Titanate nanofiber composite photocatalysts for efficient photocatalytic hydrogen evolution, Applied Surface Science, 2014, 315, 314-322.

(25) Xuelian Yu, Alexey Shavel, Xiaoqiang An, Zhishan Luo, Maria Ibanez, Andreu Cabot*. Cu2ZnSnS4-Pt and Cu2ZnSnS4-Au Heterostructured Nanoparticles for Photocatalytic Water Splitting and Pollutant Degradation, Journal of the American Chemical Society, 2014, 136, 9236-9239.

(26) Xuelian Yu, Xiaoqiang An, Alexey Shavel, Maria Ibanez, Andreu Cabot*. The effect of the Ga content on the photocatalytic hydrogen evolution of CuIn1-xGaxS2 nanocrystals, Journal of Materials Chemistry A, 2014, 2,12317-12322.

(27) Xiaoqiang An, Kimfung Li, Junwang Tang*. Cu2O/reduced graphene oxide composites for the photocatalytic conversion of CO2. Chemsuschem, 2014, 7, 1086-1093.

(28) Ernest Pastor, Federico M Pesci, Anna Reynal*, Albertus D Handoko, Mingjia Guo; Xiaoqiang An, Alexander J Cowan, David R Klug, Durrant, James R, Tang, Junwang*. Interfacial charge separation in Cu2O/RuOx as a visible light driven CO2 reduction catalyst. Physical Chemistry Chemical Physics, 2014, 16, 5922-5926.

(29) Kimfung Li, Xiaoqiang An, Kyeong Hyeon Park, Majeda Khraisheh*, Junwang Tang*. A critical review of CO2 photoconversion: Catalysts and reactors, Catalysis Today, 2014, 224, 3-12.

(30) Xiaoqiang An, Jimmy C. Yu*, Feng Wang, Chuanhao Li, Yecheng Li. One-pot synthesis of In2S3 nanosheets/graphene composites with enhanced visible-light photocatalytic activity, Applied Catalysis B: Environmental, 2013, 129, 80-88.

(31) Xiaoqiang An, Xuelian Yu, Jimmy C. Yu*, Guangjin Zhang*, CdS nanorods/reduced graphene oxide nanocomposites for photocatalysis and electrochemical sensing, Journal of Materials Chemistry A, 2013, 1,5158-5164.

(32) Xuelian Yu*, Guangjin Zhang*, Hongbin Cao, Xiaoqiang An, Yun Wang, Zhongjun Shu, Xiaoli An, Fei Hua. ZnO@ZnS hollow dumbbells-graphene composites as high-performance photocatalysts and alcohol sensors, New Journal of Chemistry, 2012, 36, 2593-2598.

(33) Xiaoqiang An, Jimmy C. Yu*, Yu Wang, Yongming Hu, Xuelian Yu, Guangjin Zhang. WO3 nanorods/graphene nanocomposites for high-efficiency visible-light-driven photocatalysis and NO2 gas sensing, Journal of Materials Chemistry, 2012, 22, 8525-8531.

(34) Xiaoqiang An, Jimmy C. Yu*. Graphene-based photocatalytic composites, RSC Advances, 2011, 1, 1426-1434.

(35) Xiaoqiang An, Chuanbao Cao*, Xuelian Yu. Fabrication of biocompatible Zn-cysteine nanowires and their application in selective fluorescence detection of Cu2+. Journal of Nanoscience and Nanotechnology, 2010, 10, 8356-8361.

(36) Chuanbao Cao*, Xiaoqiang An, Xuelian Yu, Xilan Ma. Preparation of Ni-cysteine Hollow Spheres with Ferromagnetic Property and Good Biocompatibility, Current Nanoscience, 2010, 6, 592-597.

(37) Xuelian Yu*, Xiaoqiang An. Controllable hydrothermal synthesis of Cu2S nanowires on the copper substrate, Materials Letters, 2010, 64, 252-254.

(38) Xuelian Yu*, Xiaoqiang An. Enhanced magnetic and optical properties of pure and (Mn, Sr) doped BiFeO₃ nanocrystals, Solid State Communications, 2009, 149, 711-714.

(39) Chuanbao Cao, Zhuo Chen, Xiaoqiang An, Hesun Zhu. Growth and field emission properties of cactus-like gallium oxide nanostructures, Journal of Physical Chemistry C, 2008, 112, 95-98.

(40) Xiaoqiang An, Chuanbao Cao*. Co-effect of silk fibroin and self–assembly monolayers (SAMs) on the biomineralization of calcium carbonate, The Journal of Physical Chemistry C, 2008, 112, 15844-15849.

(41) Xiaoqiang An; Chuanbao Cao*. Biomineralization of CaCO3 through the cooperative interactions between multiple additives and self-assembled monolayers, Journal of Physical Chemistry C, 2008, 112, 6526-6530.

(42) Xuelian Yu, Chuanbao Cao*, Xiaoqiang An. Facile conversion of Fe nanotube Arrays to novel alpha-Fe2O3 nanoparticle nanotube arrays and their magnetic properties, Chemistry of Materials, 2008, 20, 1936-1940.

(43) Xiaoqiang An, Chuanbao Cao*, Hesun Zhu. Optical and photocatalytic properties of sulfide semiconductor quantum dots (QDs) synthesized by silk fibroin template, Materials Letters, 2008, 62, 2754-2757.

(44) Xiaoqiang An, Chuanbao Cao*, Hesun Zhu. Bio-inspired fabrication of ZnO nanorod arrays and their optical and photoresponse properties, Journal of Crystal Growth, 2007, 308, 340-347.

(45) Hongli Du, Chuanbao Cao*, Yajie Xu, Xiaoqiang An, Hesun Zhu. Synthesis of aligned ripple-like and helical structure silica fibres , Journal of Non-Crystalline Solids, 2007, 353, 1041-1045.