General Research Topics

• Shallow Geothermal
  - Numerical modeling of heat transfer between Borehole Heat Exchangers and surrounding subsurface

  - Analysis and optimization of long-term performance of Ground Source Heat Pump System (GSHP)
  - Application of shallow subsurface for thermal storage
  
  

• Deep Geothermal
  - Geothermal reservoir numerical model construction and analysis
  - Analysis of coupled processes in the vicinity of wellbore
  - Modelling partially saturated and multiphase flow process in the subsurface, with particular focus on the non-isothermal phase change behavior.
  - Scaling and corrosion issues in high-temperature geothermal reservoirs
  
  
• Reactive Transport Modeling
  - Numerical modeling of water-rock interactions
  - Geochemical processes under high temperature high pressure environment
  - Geochemically coupled processes in the context of nuclear waste repository
  
  
• Software Development
  

  - Implementation of relevant numerical schemes and features for the scientific software OpenGeoSys.
  

Current Research Projects

• EasyQuart
• EURAD-ACED
• SpeicherCity
• GEWS
  

Featured Recent Publications
* Corresponding author

• Vehling, F., Kosakowski, G., Shao, H. (2024): Two-phase reactive transport modeling of heterogeneous gas production in a low- and intermediate-level radioactive waste repository, Appl. Geochem., https://doi.org/10.1016/j.apgeochem.2024.106219
  
• Selzer, P., Shao, H., Behrens, C., Lehmann, C., Seydewitz, R., Lu, R., Kreye, P., Rühaak, W., Kolditz, O. (2024): The value of simplified models of radionuclide transport for the safety assessment of nuclear waste repositories: A benchmark study, J. Contam. Hydrol. 267 , art. 104417. https://doi.org/10.1016/j.jconhyd.2024.104417
• Cai, W., Wang, F., Chen, S., Chen, C., Zhang, Y., Kolditz, O., Shao, H.*, (2022): Importance of long-term ground-loop temperature variation in performance optimization of Ground Source Heat Pump system
  Appl. Therm. Eng. 204 , art. 117945. http://dx.doi.org/10.1016/j.applthermaleng.2021.117945
• Chen, C., Witte, F., Tuschy, I., Kolditz, O., Shao, H.*, (2022): Parametric optimization and comparative study of an organic Rankine cycle power plant for two-phase geothermal sources, Energy 252 , art. 123910. http://dx.doi.org/10.1016/j.energy.2022.123910
• Lu, R., Nagel, T., Poonoosamy, J., Naumov, D., Fischer, T., Montoya, V., Kolditz, O., Shao, H.*, (2022): A new operator-splitting finite element scheme for reactive transport modeling in saturated porous media, Comput. Geosci. 163 , art. 105106. http://dx.doi.org/10.1016/j.cageo.2022.10510

ISI listed journal publications as of 12.2024: 57,
with 2300+ citations and an h-index of 27
For the detailed publication list, please refer to my profile on the following websites:
Web of Science, ResearchGate, ORCID

Teaching Experience

• Winter Semester 2014 - 2019
  Lecture, exercise and practice: Geoströmungsmodellierung (Geo-Fluid Modeling)
  3 SWS, TU Bergakamedie Freiberg (TUBAF)

• Winter Semester 2015 - 2019
  Lecture: Hydrogeological Flow and Transport Modelling for GW-Management
  4 SWS together with Dr. Nils Hothe, TU Bergakamedie Freiberg (TUBAF)

Career

since 08.2018
Staff Scientist (Tenure-Track), Group Leader
Helmholtz Centre of Environmental Research - UFZ, Leipzig, Germany;

05.2014 -04.2020
W1-Junior Professor “Geothermal System Analysis”
in the Faculty of Geoscience, Geotechnics and Mining,
TU Bergakamedie Freiberg (TUBAF)

04.2010 – 10.2010
Earth Science Division,
Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA, U.S.A.,
visiting researcher on the topic of numerical modeling of CO2 geological sequestration process.

08.2009 - 07.2018
PostDoc Research Assistant, Staff Scientist.
Helmholtz Centre of Environmental Research-UFZ, Leipzig, Germany;

Education

PhD: 06.2007 – 07.2010
Helmholtz Centre of Environmental Research-UFZ, Leipzig, Germany
Dresden University of Technology (TU Dresden)
Grade: magna cum laude (sehr gut)

Master: 09.2005 – 05.2007
Applied Environmental Geosciences,
Eberhard Karls University of Tübingen, Germany
Grade: 1.2/5 (excellent)

Bachelor: 09. 2001 – 08. 2005
Environmental Engineering,
Tongji University, Shanghai, China