Principal Investigator

Dr. Junjie Niu, PhD

Associate Professor

Richard and Joanne Grigg Professor

3200 N Cramer St.
Milwaukee, WI 53211
Materials Science & Engineering Dept., CEAS
University of Wisconsin-Milwaukee

Affiliate Associate Professor

School of Freshwater Sciences (SFS)

University of Wisconsin-Milwaukee

Editorial Board (Editor): Journal of Physics: Materials  https://iopscience.iop.org/journal/2515-7639  

Guest Editor: Journal of Physics: Energy



Google Scholar

Employment and Education

  • Associate Professor, Depart. of Materials Science and Engineering, University of Wisconsin-Milwaukee, Milwaukee, WI    2020.8-
  • Assistant Professor, Depart. of Materials Science and Engineering, University of Wisconsin-Milwaukee, Milwaukee, WI    2014.8-2020.8
  • Postdoc Associate, Depart. of Nuclear Science and Engineering & Depart. of Materials Science and Engineering, MIT, Cambridge, MA  Prof. Ju Li    2011.9- 2014.8
  • Postdoc Research Associate, Depart. of Materials Science and Engineering, University of Pennsylvania, Philadelphia, PA    2011.2-2011.8
  • Postdoc Researcher, Depart. of Materials Science and Engineering, Drexel University, Philadelphia, PA  Prof. Yury Gogotsi   2009.4-2011.1
  • University Lectuer, School of Materials Science and Engineering, Shanghai JiaoTong University, China.  2005.06—2009.4
  • Ph.D. Zhejiang University    2005


Honors and Awards

  • 2023 STEM Forward Engineer of the Year
  • 2022 Richard and Joanne Grigg Professorship
  • 2020 Office of Research/ UWM Foundation Research Award
  • Ignite Grant Program for Applied Research Award for 2020-2021
  • MRS Best Presentation Award, 2019
  • Outstanding Research Award, 2019
  • UWMF Technology Licensing Award, 2018
  • Camille Dreyfus Teacher-Scholar Award Nominee, 2016
  • Shaw Scientist Award Nominee, 2016
  • Member of “Shanghai Excellent Youth Teacher” training item, 2007
  • Shanghai “Chen Guang” Scholar Award, 2007


Welcome to the Niu Group

The Niu Group at the University of Wisconsin-Milwaukee is dedicated to further understanding of nanoscale science, engineering, nanotechnology and its applications in renewable energy and water-energy nexus.


  1. Congratulations to Dr. Niu who won the STEM Forward Engineer of the Year! see more info at https://www.stemforward.org/celebration-stem
  2. Congratulations to Dr. Niu who was awarded the Richard and Joanne Grigg Professorship.
  3. Congratulations. Our collaborative work “Long-Cycling-Life Sodium-Ion Battery Using Binary Metal Sulfide Hybrid Nanocages as Anode” was accepted by Small.
  4. We edit a special issue of ‘Understanding Fundamentals of Energy Materials for Electrochemical Energy Technologies: Advanced Experimental and Theoretical Characterizations’ in the journal ‘JPhys Energy‘, see details at https://iopscience.iop.org/collections/jpenergy-221207-66. Welcome to submit your manuscript.
  5. Congratulations to Mingwei! His work“A BF3-Doped MXene Dual-Layer Interphase For Reliable Lithium Metal Anode” was accepted by Advanced Materials, a top journal in the field.
  6. TMJ4 (NBC) News covers the story of biological degradation of PFAS after Junjie Niu was interviewed by Julia Fello: Milwaukee scientist may have found a natural way to get rid of synthetic chemicals in your water, see https://www.tmj4.com/news/local-news/milwaukee-scientist-may-have-found-a-natural-way-to-get-rid-of-synthetic-chemicals-in-your-water and https://www.youtube.com/watch?v=UNtvOt9I4uQ
  7. Dr.Niu was awarded the Richard and Joanne Grigg Professorship. Congratulations!
  8. Congratulation to Mingwei. His paper “Nickel-rich layered LiNi0.8Mn0.1Co0.1O2 with dual gradients on both primary and secondary particles in lithium-ion batteries” was published by in Cell Reports Physical Science, Cell Press, 2022.
  9. Congratulation to Melvin. His work “Photocatalytic degradation of perfluoroalkyl substances in water by using a duo-functional tri-metallic-oxide hybrid catalyst” was accepted by Chemosphere, January, 2022.
  10. TMJ4 (NBC) News reports the story of removing pollution from manure spill offs: Why farmers and homeowners alike should check the weather before using fertilizer, see https://www.tmj4.com/news/national/two-americas/why-farmers-and-homeowners-alike-should-check-the-weather-before-using-fertilizer and https://www.youtube.com/watch?v=n-Cw_P5FE5I&t=2s
  11. Congratulation to Xi. His first co-authored paper ‘Elucidating interfacial stability between lithium metal anode and LiPON via in situ electron microscopy’ is accepted in Nano Letters, November, 2020. This is a collaborative work with Dr. Miaofang Chi, Oak Ridge National Lab.
  12. Congratulations! Mingwei won the Graduate School Excellence Fellows for 2020-2021, see details at https://uwm.edu/graduateschool/wp-content/uploads/sites/519/2020/09/Grad-Fellowship-Program-Web.pdf.
  13. Congratulation to Mingwei. His co-authored paper ‘Designing Comb-Chain Crosslinker-Based Solid Polymer Electrolytes for Additive-Free All-Solid-State Lithium Metal Batteries’ is accepted in Nano Letters, August, 2020.
  14. Congratulations! Stas’ work ‘A robust hybrid hydrophilic coating on HDPE surface with enhanced mechanical property’ is accepted in ACS Applied Materials & Interfaces, June, 2020.
  15. On the news: A recipe for better rechargeable lithium-ion batteries in the near future, at https://www.newswise.com/articles/a-recipe-for-better-rechargeable-lithium-ion-batteries-in-the-near-future.
  16. Congratulations! Xi’ work ‘Inter-layer-calated thin Li metal electrode with improved battery capacity retention and dendrite suppression’ is published in Nano Letters, March, 2020.
  17. Congratulations! Mingwei’ work ‘A Fast Charge/Discharge and Wide-Temperature Battery with Germanium Oxide Layer on TiCA3 MXene Matrix As Anode’ is published in ACS Nano, February, 2020.
  18. Xi co-authored work on “An Artificial Sea Urchin with Hollow Spines: Improved Mechanical and Electrochemical Stability in High-Capacity Li-Ge Batteries” is accepted by Nanoscale, January, 2020. Congratulations!
  19. Yingying and Mingwei’s work on “Largely Improved Battery Performance Using Micro-Sized Silicon Skeleton Caged By Polypyrrole As Anode” is accepted by ACS Nano, September, 2019. A US patent filing is also in the process. Congratulations!
  20. Congratulation! Xi’s work on ‘Iron controllable lithium into lithiotropic carbon fiber fabric: a novel Li metal anode with improved cyclability and dendrite suppression’ has been accepted by ACS Applied Materials & Interfaces, May, 2019
  21. Congratulation! Our paper ‘Acoustic bubble suppression by constructing a hydrophilic coating on HDPE surface’ has been accepted by ACS Applied Materials & Interfaces, April, 2019.
  22. Congratulation! Our collaborated paper ‘A bee pupa-infilled honeycomb structure-inspired Li2MnSiO4 cathode for high volumetric energy density secondary batteries’ has been accepted by ChemComm, February, 2019.
  23. Congratulations. Xi co-authored paper “All-In-One Sn-Co Alloy As Binder-Free Anode In High-Capacity Batteries And Its Dynamic Lithiation In Situ” was accepted in ChemComm, December, 2018.
  24. Congratulations to Shuai! Her work of ‘Dynamic charge acceptance and hydrogen evolution of new MXene additive in advanced lead-acid batteries via a rapid screening three-electrode method’ was accepted by Chemical Communications, 3/12/2018.
  25. Congratulations to Yongsuk! His work on hydrophobic coating was accepted on The Journal of Physical Chemistry C.
  26. Welcome Yuemei as a Postdoc to join our group in January, 2018.
  27. Congratulations to Shuai! The work on Sn hybrid composite as anode in long-cycling lithium-ion batteries is accepted by Nano Letters on 12/13/2017.
  28. We successfully moved our Water-Energy Nexus lab to School of Freshwater Science on December, 2017. The Energy Storage lab is still located at the main campus.
  29. Welcome Jeongbin to join our group.
  30. Nov. 2017, congratulations to Xi authored paper is accepted in Chemical Communications!
  31. Congratulations to Stas, who won the 2017 Summer SURF Award!
  32. Apr. 2017, congratulations to John whose poster “A Novel Two-Dimensional MXene/Sn Composite As Anode In Lithium Ion Batteries With Super-High Energy Density” won the 3rd Place during the CEAS Poster Competition.
  33. Feb. 2017: Welcome Lanka and Lesley to join our group!
  34. Congratulations to Xi authored paper is accepted in Nano Letters!
  35. Congratulations to John, Anne and Jacob, who won the 2016-2017 SURF Award!
  36. June 2016: Welcome Mingwei Shang as a PhD student to join our group!
  37. Congratulations to Anne and Jacob, who won the 2016 SURF Award!
  38. Prof. Liang Qi from University of Michigan visited  our group  on May, 2016.
  39. The Energy Storage Group had a successful Workshop on 4/16/2016.
  40. Feb. 2016: Welcome Dr. Lv and Mrs Yurim Lee to join our group!
  41. Jan. 2016: Welcome Dr. Kim and Mrs Rhayza Regia Brandao Oliveira to join our group!

Research Sponsors and Collaborations

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