Tao Wang | Geopolymer materials | Best Researcher Award

Mr.  Nanjing Hydraulic Research Institute, China

The research presents a method for developing high-strength, low-carbon geopolymer mortar using fly ash and slag under ambient curing conditions. It addresses the challenge of low strength in fly ash-based geopolymers by analyzing the impact of slag content on mechanical properties. The study also investigates the correlation between microstructural and macroscopic properties using grey relational analysis and assesses the environmental and economic benefits of varying slag content. This work offers practical guidance for advancing sustainable, high-performance geopolymer materials, supported by the National Natural Science Foundation of China.

Professional Profiles:

🏗️ About Our Research

🔍 Our study introduces an innovative method to develop high-strength geopolymer mortar that boasts low-carbon and environmentally friendly characteristics under ambient curing conditions. The research delves into the mechanical properties, microstructural attributes, and environmental benefits of this mortar. 🌍

🚧 Tackling the Strength Challenge

💡 Fly ash-based geopolymer mortar is celebrated for its eco-friendly benefits, but achieving high strength remains a challenge in modern structural engineering. While most studies focus on high-temperature curing, our research uniquely explores the influence of slag content on the mechanical properties of geopolymer mortar under ambient conditions.

🔬 Deep Dive: Microstructural and Mechanical Properties

📊 We conducted a thorough analysis of the microstructural performance and established a framework using the grey relational analysis method to correlate these findings with the mortar’s macroscopic mechanical properties. Additionally, we evaluated the environmental and economic impacts of varying slag content through statistical analysis.

🌱 Towards a Sustainable Future

🌱 This work provides valuable insights and practical guidance for the advancement of low-carbon, environmentally friendly, and high-performance geopolymer mortar, paving the way for future developments in sustainable construction materials.

🔗 Research Support

🏆 This research was generously supported by the National Natural Science Foundation of China (SN: 52171270, 51879168) and the Key Funded Projects of the National Natural Science Foundation of China-Regional Innovation and Development Joint Fund (U23A20672). We confirm that this work has not been submitted elsewhere for publication, and all authors have approved the enclosed manuscript.

Strengths for the Award

  1. Innovative Approach: The research introduces a novel method for developing high-strength geopolymer mortar under ambient curing conditions, addressing a crucial challenge in the field. The emphasis on low-carbon and environmentally friendly characteristics is timely and aligns with global sustainability goals.
  2. Comprehensive Analysis: The study offers a thorough investigation of both the mechanical properties and microstructural performance of the geopolymer mortar. The use of grey relational analysis to establish correlations between microstructural and mechanical properties adds depth to the research.
  3. Environmental and Economic Assessment: The inclusion of environmental and economic impact assessments demonstrates a holistic approach, considering not just the technical performance but also the broader implications of the material.
  4. Support from National Foundations: The research is backed by prestigious funding sources, such as the National Natural Science Foundation of China, which underscores the importance and credibility of the work.

Areas for Improvement

  1. Expansion of Application Scenarios: While the research focuses on ambient curing conditions, exploring the applicability of the developed mortar in different environmental conditions or comparing it with other curing methods could provide more comprehensive insights.
  2. Long-term Performance Evaluation: The study could benefit from a long-term performance analysis, including durability and sustainability over extended periods, to further validate the practical application of the geopolymer mortar.
  3. Broader Comparative Analysis: Including a broader range of comparisons with other high-strength construction materials could strengthen the argument for the practical adoption of geopolymer mortar in various structural engineering scenarios.

 

✍️Publications Top Note :

Development of High-strength Geopolymer Mortar Based on Fly Ash-slag: Correlational Analysis of Microstructural and Mechanical Properties and Environmental Assessment”

Authors: Wang, T., Fan, X., Gao, C.

Journal: Construction and Building Materials (2024), 441, 137515

 

“Performance of Geopolymer Paste under Different NaOH Solution Concentrations”

Authors: Wang, T., Fan, X., Gao, C., Qu, C.

Journal: Magazine of Concrete Research (2024)

 

“Shear Behavior and Strength Prediction of HFRP Reinforced Concrete Beams without Stirrups”

Authors: Gu, Z., Hu, Y., Gao, D., Wang, T., Yang, L.

Journal: Engineering Structures (2023), 297, 117030

 

“Effect of Different Loading Rates on the Fracture Behavior of FRP-Reinforced Concrete”

Authors: Liu, J., Fan, X., Wang, T., Qu, C.

Journal: Fatigue and Fracture of Engineering Materials and Structures (2023), 46(12), pp. 4743–4759

 

“The Influence of Fiber on the Mechanical Properties of Geopolymer Concrete: A Review”

Authors: Wang, T., Fan, X., Gao, C., Liu, J., Yu, G.

Journal: Polymers (2023), 15(4), 827

 

“Database-based Error Analysis of Calculation Methods for Shear Capacity of FRP-Reinforced Concrete Beams without Web Reinforcement”

Authors: Wang, T., Fan, X., Gao, C., Qu, C., Liu, J.

Journal: Journal of Southeast University (English Edition) (2023), 39(3), pp. 301–313

 

“Size Effect Theory on Shear Strength of RC Cantilever Beams without Stirrups”

Authors: Jin, L., Wang, T., Du, X.-L.

Journal: Jisuan Lixue Xuebao/Chinese Journal of Computational Mechanics (2020), 37(4), pp. 396–404

 

“Size Effect Theory on Shear Failure of RC Cantilever Beams”

Authors: Jin, L., Wang, T., Du, X.-L., Xia, H.

Journal: Gongcheng Lixue/Engineering Mechanics (2020), 37(1), pp. 53–62

 

“Size Effect in Shear Failure of RC Beams with Stirrups: Simulation and Formulation”

Authors: Jin, L., Wang, T., Jiang, X.-A., Du, X.

Journal: Engineering Structures (2019), 199, 109573

 

Conclusion

Tao Wang’s research on high-strength geopolymer mortar is innovative and impactful, addressing key challenges in the construction industry related to sustainability and strength. The study’s comprehensive analysis and consideration of environmental impacts make it a strong contender for the “Best Researcher Award.” However, expanding the research scope to include more comparative and long-term analyses could further enhance its significance.

Dr. Jie Jian | Fuctional materials | Best Researcher Award

Dr. Jie Jian | Fuctional materials | Best Researcher Award

Dr. Jie Jian , Northwestern Polytechnical University, China

Dr. Jie Jian is a distinguished PostDoc in Materials Science at Northwestern Polytechnical University, specializing in photoelectrodes and photocatalysts. With expertise in nanomaterial synthesis and advanced film processing technologies, Dr. Jian has significantly contributed to the field through innovative research and optimization strategies. His academic journey includes a PhD and M.S. from NPU, focusing on BiVO4-nanocrystals and SiC ceramic composites, respectively, and a B.S. from Chongqing University. Dr. Jian has also gained industry experience as an engineer at Samsung Semiconductor. His work is characterized by a profound understanding of material characterization and software proficiency.

 

Professional Profiles:

Google Scholar

 

🌟 Technical-Scientific Skills 🌟

Mastering Preparation, Testing, and Characterization of photoelectrodes (photoanodes and photocathodes) and photocatalysts, proposing optimization strategies based on photoelectrochemical principles.Expert in Synthesis of Nanomaterials using pulsed laser irradiation in liquid and wet-chemical methods, and proficient in the design, synthesis, and functional exploration of porous materials.Film Processing Technologies: Skilled in spin coating, dip coating, chemical baths, electrodeposition, magnetron sputtering, and ALD.Material Characterization: Proficient in TEM, SEM, AFM, Raman, BET, UV-vis, XPS, XRD, FTIR.Software Proficiency: Photoshop, 3D-Max, Origin, Endnote, VESTA, Gatan, CAD, ChemDraw, Athena.

📚 Academic Education and Career 📚

03/2022-present
PostDoc in Materials Science, Northwestern Polytechnical University (NPU)
Supervisor: Prof. Hongqiang Wang
Project: In-situ Embedding Nanocrystals/Clusters in Porous Materials for Efficient Photo(electro)catalysis09/2016-03/2023
PhD in Materials Science, Northwestern Polytechnical University (NPU)
Supervisor: Prof. Hongqiang Wang
Thesis Title: Laser Derived Films of BiVO4-Nanocrystals for Efficient Photoelectrochemical Water Splitting04/2015-08/2016
Engineer, Samsung (China) Semiconductor Co., Ltd., Xi’an, China (SCS)
Task: Process controlling and equipment monitoring during chemical vapor deposition.09/2012-03/2015
M.S. in Materials Science, Northwestern Polytechnical University (NPU)
Supervisor: Prof. Laifei Cheng
Thesis Title: Strengthening and Toughening of Laminated (SiCp+SiCw)/SiC Ceramic Composites09/2008-07/2012
B.S. in Materials Science and Engineering, Chongqing University (CQU)
Supervisor: Prof. Baifeng Luan
Thesis Title: Study on deformation structure and texture of pure zirconium with large grain size rolled at liquid nitrogen temperature
GPA: 3.55/4
Ranking: 3/72

📖 Publications Top Note :

Embedding Laser-Generated Nanocrystals in BiVO4 Photoanode for Efficient Photoelectrochemical Water Splitting
J Jian, Y Xu, X Yang, W Liu, M Fu, H Yu, F Xu, F Feng, L Jia, D Friedrich, …
Nature Communications 10 (1), 2609 (2019)
Citations: 160

Recent Advances in Rational Engineering of Multinary Semiconductors for Photoelectrochemical Hydrogen Generation
J Jian, G Jiang, R van de Krol, B Wei, H Wang
Nano Energy 51, 457-480 (2018)
Citations: 160

Black BiVO4: Size Tailored Synthesis, Rich Oxygen Vacancies, and Sodium Storage Performance
X Xu, Y Xu, F Xu, G Jiang, J Jian, H Yu, E Zhang, D Shchukin, S Kaskel, …
Journal of Materials Chemistry A 8 (4), 1636-1645 (2020)
Citations: 67

Porous CuBi2O4 Photocathodes with Rationally Engineered Morphology and Composition Towards High-Efficiency Photoelectrochemical Performance
Y Xu, J Jian, F Li, W Liu, L Jia, H Wang
Journal of Materials Chemistry A 7 (38), 21997-22004 (2019)
Citations: 61

Ordered Porous BiVO4 Based Gas Sensors with High Selectivity and Fast-Response Towards H2S
C Li, X Qiao, J Jian, F Feng, H Wang, L Jia
Chemical Engineering Journal 375, 121924 (2019)
Citations: 59