Our Publications

Citation 4380, H-Index 41 and FWCI 3.10, Q1 Journals 98%   (as of 10 Jan 2026)

Corresponding and First authors highlighted in orange color

2026

69. Ahmad, Muhammad Riaz*, Umar Hayat, Zhen Leng, Jian-Guo Dai, and Bing Chen. "Hydration mechanics and microstructure evolution of carbide slag-based low clinker limestone calcined clay cements." Cement and Concrete Composites (2026): 106565. https://doi.org/10.1016/j.cemconcomp.2026.106565 

68. Hayat, Umar, Eduardo Duque-Redondo, Hegoi Manzano, Ming-Feng Kai, Muhammad Riaz Ahmad, You Dong, and Jian-Guo Dai. "Nanoscale mechanisms governing the mechanical degradation of C–S–H in seawater environments." Materials and Structures 59, no. 3 (2026): 152. https://doi.org/10.1617/s11527-026-03045-0 

67.  Yu, Jiahuan, Yuhan Li, Bing Chen, and Muhammad Riaz Ahmad. "Tailoring Hydrophobicity and Dispersibility of Silica Aerogels via Surface Modification with Silane Coupling Agents." Case Studies in Thermal Engineering (2026): 107816.  https://doi.org/10.1016/j.csite.2026.107816

66.  Zhu, Mingzheng, Sizhe Xue, Jixiang Zhu, Muhammad Riaz Ahmad*, and Jian-Guo Dai. "Development and characterization of underwater-cast ultra-high-performance geopolymer concrete." Construction and Building Materials 506 (2026): 144907. https://doi.org/10.1016/j.conbuildmat.2025.144907

2025

65. Ahmad, Muhammad Riaz, Chufa Chen, Chandra Sekhar Das, Mingzheng Zhu, Jian Guo Dai, and Zhen Leng. "Utilizing carbide slag to improve the hydration kinetics and microstructure of limestone calcined clay cement systems." Construction and Building Materials 501 (2025): 144305. https://doi.org/10.1016/j.conbuildmat.2025.144305  

64.    Bu, Mengxin, Biqin Dong, Muhammad Riaz Ahmad, and Yanshuai Wang. "Dissolution behaviour and mechanism of fly ash in acid activators." CEMENT (2025): 100159. https://doi.org/10.1016/j.cement.2025.100159  

63.    Zhou, Zhuo, Bing Chen, and Muhammad Riaz Ahmad. "Ultra-low clinker cementitious binders with enhanced early strength via Ca (OH) 2 and calcium formate activation." Construction and Building Materials 493 (2025): 143276. https://doi.org/10.1016/j.conbuildmat.2025.143276
62.    Haque, M. Aminul, Jian-Guo Dai, Muhammad Riaz Ahmad, and Xiao-Ling Zhao. "Role of fly ash, limestone powder, and calcined clay in strength improvement and hydration reactions of magnesium phosphate cement." Journal of Sustainable Cement-Based Materials (2025): 1-24.  https://doi.org/10.1080/21650373.2025.2528253
61.    Hayat, Umar, Eduardo Duque-Redondo, Ming-Feng Kai, Hegoi Manzano, Muhammad Riaz Ahmad, You Dong, and Jian-Guo Dai. "Desorption of water from aqueous solution confined in CSH gel pore: A molecular dynamics study." Construction and Building Materials 490 (2025): 142602. https://doi.org/10.1016/j.conbuildmat.2025.142602
60.    Chen, Chufa, Biqin Dong, Jian-Guo Dai, Muhammad Riaz Ahmad, and Yanshuai Wang. "Microstructure and micromechanical properties of the interfacial transition zone in concrete incorporating lime mud-based artificial aggregates." Journal of Building Engineering (2025): 112979. https://doi.org/10.1016/j.jobe.2025.112979
59.    Das, Chandra Sekhar, Muhammad Riaz Ahmad*, Xiao-Ling Zhao, and Jian-Guo Dai. "Influences of temperatures on the physical and chemical chloride binding of calcium silicate hydrate and Friedel salt at different chloride concentrations." Construction and Building Materials 476 (2025): 141303. https://doi.org/10.1016/j.conbuildmat.2025.141303
58.    Khan, Mehran, Jiancong Lao, Muhammad Riaz Ahmad*, and Jian-Guo Dai. "Enhancing mechanical and thermal performance of ultra-high-performance calcium aluminate cement concrete (UHP-CACC) using hybrid steel-basalt fibers." Construction and Building Materials 476 (2025): 141313. https://doi.org/10.1016/j.conbuildmat.2025.141313
 

2024
57.    Ahmad, Muhammad Riaz*, Ana Fernàndez-Jimenez, Bing Chen, Zhen Leng, and Jian-Guo Dai. "Low-carbon cementitious materials: Scale-up potential, environmental impact and barriers." Construction and Building Materials 455 (2024): 139087. https://doi.org/10.1016/j.conbuildmat.2024.139087
56.    Meng, Xiangrui, Muhammad Riaz Ahmad, Mingzheng Zhu, Bing Chen, and Liyan Wang. "Hydration mechanism and potential as solid-state electrolytes in sodium chloride-magnesium phosphate composite." Cement and Concrete Composites (2024): 105862. https://doi.org/10.1016/j.cemconcomp.2024.105862
55.    Ahmad, Muhammad Riaz, Satya Medepalli, Tiao Wang, Jian-Guo Dai, Yuqian Zheng, and Tetsuya Ishida. "Effect of alkali-hydroxide on hydration kinetics and microstructure of high-volume fly ash blended cement pastes." Cement and Concrete Research 185 (2024): 107641. https://doi.org/10.1016/j.cemconres.2024.107641
54    Ding, Yuanchao, Muhammad Riaz Ahmad, Bing Chen, and Xueliang Yu. "Ground Granulated Blast Furnace Slag-modified Magnesium Phosphate Cement Used as Grouting Material: Workability, Mechanical Property and Corrosion Resistance Optimization." Journal of Building Engineering (2024): 110450.  https://doi.org/10.1016/j.jobe.2024.110450
53.    Zhu, Mingzheng, Muhammad Riaz Ahmad, Zhiming Wei, and Bing Chen. "Characterization of cost-effective green engineered magnesium oxysulfide cement-based composites (MOSC-ECC) prepared by replacing MgO in magnesium oxysulfate cement with slag." Construction and Building Materials 438 (2024): 137217. https://doi.org/10.1016/j.conbuildmat.2024.137217
52.    Khan, Mehran, Jiancong Lao, Muhammad Riaz Ahmad*, and Jian-Guo Dai. "Influence of high temperatures on the mechanical and microstructural properties of hybrid steel-basalt fibers based ultra-high-performance concrete (UHPC)." Construction and Building Materials 411 (2024): 134387. https://doi.org/10.1016/j.conbuildmat.2023.134387   
51.    Yang, Ning, Sizhe Xue, Muhammad Riaz Ahmad, Qingdong Xuan, Ming-Feng Kai, and Jian-Guo Dai. "Development of red mud-modified geopolymer coating with radiative cooling effect for footway application." Journal of Cleaner Production 450 (2024): 141915. https://doi.org/10.1016/j.jclepro.2024.141915
       
2023
50.    Liu, Yun-Lin, Chao-Fan Li, Hong-Xia Zhai, Muhammad Riaz Ahmad, Dong Guo, and Jian-Guo Dai. "Production and performance of CO2 modified foam concrete." Construction and Building Materials 389 (2023): 131671. https://doi.org/10.1016/j.conbuildmat.2023.131671
49.    Qian, Lan-Ping, Muhammad Riaz Ahmad*, Jian-Cong Lao, and Jian-Guo Dai. "Recycling of red mud and flue gas residues in geopolymer aggregates (GPA) for sustainable concrete." Resources, Conservation and Recycling 191 (2023): 106893. https://doi.org/10.1016/j.resconrec.2023.106893
48.    Ahmad, Muhammad Riaz, Mehran Khan, Aiguo Wang, Zuhua Zhang, and Jian-Guo Dai. "Alkali-activated materials partially activated using flue gas residues: An insight into reaction products." Construction and Building Materials 371 (2023): 130760. (ESI Highly Cited Paper) May- Oct 2023 https://doi.org/10.1016/j.conbuildmat.2023.130760
47.    Ahmad, Muhammad Riaz, Chandra Sekhar Das, Mehran Khan, and Jian-Guo Dai. "Development of low-carbon alkali-activated materials solely activated by flue gas residues (FGR) waste from incineration plants." Journal of Cleaner Production (2023): 136597. (ESI Highly Cited Paper) May-Oct 2023  https://doi.org/10.1016/j.jclepro.2023.136597
46.    Ahmad, Muhammad Riaz, Lan-Ping Qian, Yi Fang, Aiguo Wang, and Jian-Guo Dai. "A multiscale study on gel composition of hybrid alkali-activated materials partially utilizing air pollution control residue as an activator." Cement and Concrete Composites 136 (2023): 104856. https://doi.org/10.1016/j.cemconcomp.2022.104856
45.    Khan, Mehran, Jiancong Lao, Muhammad Riaz Ahmad, Ming-Feng Kai, and Jian-Guo Dai. "The role of calcium aluminate cement in developing an efficient ultra-high performance concrete resistant to explosive spalling under high temperatures." Construction and Building Materials 384 (2023): 131469.  https://doi.org/10.1016/j.conbuildmat.2023.131469
44.    Fang, Yi, Muhammad Riaz Ahmad, Jian-Cong Lao, Lan-Ping Qian, and Jian-Guo Dai. "Development of artificial geopolymer aggregates with thermal energy storage capacity." Cement and Concrete Composites 135 (2023): 104834. https://doi.org/10.1016/j.cemconcomp.2022.104834 

2022
43.    Ahmad, Muhammad Riaz, Jiancong Lao, Jian-Guo Dai, Dongxing Xuan, and Chi Sun Poon. "Upcycling of air pollution control residue waste into cementitious product through geopolymerization technology." Resources, Conservation and Recycling 181 (2022): 106231. https://doi.org/10.1016/j.resconrec.2022.106231
42.    Shah, Syed Farasat Ali, Bing Chen, Muhammad Zahid, and Muhammad Riaz Ahmad. "Compressive strength prediction of one-part alkali activated material enabled by interpretable machine learning." Construction and Building Materials 360 (2022): 129534. https://doi.org/10.1016/j.conbuildmat.2022.129534
41.    Munir, Muhammad Junaid, Syed Minhaj Saleem Kazmi, Yu-Fei Wu, Xiaoshan Lin, and Muhammad Riaz Ahmad. "Development of novel design strength model for sustainable concrete columns: A new machine learning-based approach." Journal of Cleaner Production 357 (2022): 131988.  https://doi.org/10.1016/j.jclepro.2022.131988
40.    Munir, Muhammad Junaid, Syed Minhaj Saleem Kazmi, Yu-Fei Wu, Xiaoshan Lin, and Muhammad Riaz Ahmad. "Development of a novel compressive strength design equation for natural and recycled aggregate concrete through advanced computational modeling." Journal of Building Engineering (2022): 104690.  https://doi.org/10.1016/j.jobe.2022.104690 

2021
39.    Ahmad, Muhammad Riaz, Bing Chen, M. Aminul Haque, Syed Minhaj Saleem Kazmi, and Muhammad Junaid Munir. "Development of plant-concrete composites containing pretreated corn stalk bio-aggregates and different type of binders." Cement and Concrete Composites 121 (2021): 104054.  https://doi.org/10.1016/j.cemconcomp.2021.104054
38.    Ahmad, Muhammad Riaz, Yongjian Pan, and Bing Chen. "Physical and mechanical properties of sustainable vegetal concrete exposed to extreme weather conditions." Construction and Building Materials 287 (2021): 123024.  https://doi.org/10.1016/j.conbuildmat.2021.123024
37.    Ahmad, Muhammad Riaz, Bing Chen, and Syed Farasat Ali Shah. "Mechanical and microstructural characterization of bio-concrete prepared with optimized alternative green binders." Construction and Building Materials 281 (2021): 122533. https://doi.org/10.1016/j.conbuildmat.2021.122533
36.    Ahmad, Muhammad Riaz, Bing Chen, Yierfan Maierdan, Syed Minhaj Saleem Kazmi, and Muhammad Junaid Munir. "Study of a new capillary active bio-insulation material by hygrothermal simulation of multilayer wall." Energy and Buildings 234 (2021): 110724. https://doi.org/10.1016/j.enbuild.2021.110724
35.    Ahmad, Muhammad Riaz, Bing Chen, Jian-Guo Dai, Syed Minhaj Saleem Kazmi, and Muhammad Junaid Munir. "Evolutionary artificial intelligence approach for performance prediction of bio-composites." Construction and Building Materials 290 (2021): 123254. https://doi.org/10.1016/j.conbuildmat.2021.123254
34.    Dong, Peng, Muhammad Riaz Ahmad, Bing Chen, Muhammad Junaid Munir, and Syed Minhaj Saleem Kazmi. "Preparation and study of magnesium ammonium phosphate cement from waste lithium slag." Journal of Cleaner Production (2021): 128371. https://doi.org/10.1016/j.jclepro.2021.128371
33.    Dong, Peng, Muhammad Riaz Ahmad, Bing Chen, Muhammad Junaid Munir, and Syed Minhaj Saleem Kazmi. "A study on magnesium phosphate cement mortars reinforced by polyvinyl alcohol fibers." Construction and Building Materials 302 (2021): 124154. https://doi.org/10.1016/j.conbuildmat.2021.124154
32.    Munir, Muhammad Junaid, Syed Minhaj Saleem Kazmi, Osman Gencel, Muhammad Riaz Ahmad, and Bing Chen. "Synergistic effect of rice husk, glass and marble sludges on the engineering characteristics of eco-friendly bricks." Journal of Building Engineering 42 (2021): 102484. https://doi.org/10.1016/j.jobe.2021.102484
31.    Zhang, Xuhao, Bing Chen, and Muhammad Riaz Ahmad. "Characterization of a novel bio-insulation material for multilayer wall and research on hysteresis effect." Construction and Building Materials 290 (2021): 123162.  https://doi.org/10.1016/j.conbuildmat.2021.123162
30.    Munir, Muhammad Junaid, Syed Minhaj Saleem Kazmi, Yu-Fei Wu, Xiaoshan Lin, and Muhammad Riaz Ahmad. "Axial Stress-Strain Performance of Recycled Aggregate Concrete Reinforced with Macro-Polypropylene Fibres." Sustainability 13, no. 10 (2021): 5741. https://doi.org/10.3390/su13105741
29.    Kazmi, Syed Minhaj Saleem, Muhammad Junaid Munir, Yu-Fei Wu, Xiaoshan Lin, and Muhammad Riaz Ahmad. "Investigation of thermal performance of concrete incorporating different types of recycled coarse aggregates." Construction and Building Materials 270 (2021): 121433. https://doi.org/10.1016/j.conbuildmat.2020.121433
28.    Gencel, Osman, Syed Minhaj Saleem Kazmi, Muhammad Junaid Munir, Gokhan Kaplan, Oguzhan Yavuz Bayraktar, Duygu Ozturk Yarar, Arash Karimipour, and Muhammad Riaz Ahmad. "Influence of bottom ash and polypropylene fibers on the physico-mechanical, durability and thermal performance of foam concrete: An experimental investigation." Construction and Building Materials 306 (2021): 124887. https://doi.org/10.1016/j.conbuildmat.2021.124887 

2020
27.    Ahmad, Muhammad Riaz and Bing Chen. “Microstructural characterization of basalt fiber reinforced magnesium phosphate cement supplemented by silica fume.” Construction and Building Materials 237 (2020) 117795  https://doi.org/10.1016/j.conbuildmat.2019.117795
26.    Ahmad, Muhammad Riaz, Bing Chen, M. Aminul Haque, and Sajjad Yousefi Oderji. "Multiproperty characterization of cleaner and energy-efficient vegetal concrete based on one-part geopolymer binder." Journal of Cleaner Production (2020): 119916. https://doi.org/10.1016/j.jclepro.2019.119916
25.    Ahmad, Muhammad Riaz, Bing Chen, and Syed Farasat Ali Shah. "Influence of different admixtures on the mechanical and durability properties of one-part alkali-activated mortars." Construction and Building Materials 265 (2020): 120320. https://doi.org/10.1016/j.conbuildmat.2020.120320
24.    Ahmad, Muhammad Riaz, Bing Chen, and Haijuan Duan. "Improvement effect of pyrolyzed agro-food biochar on the properties of magnesium phosphate cement." Science of The Total Environment 718 (2020): 137422.  https://doi.org/10.1016/j.scitotenv.2020.137422
23.    Ahmad, Muhammad Riaz, and Bing Chen. "Influence of type of binder and size of plant aggregate on the hygrothermal properties of bio-concrete." Construction and Building Materials 251 (2020): 118981.  https://doi.org/10.1016/j.conbuildmat.2020.118981
22.    Haque, M. Aminul, Bing Chen, Yuantao Liu, Syed Farasat Ali Shah, and Muhammad Riaz Ahmad. "Improvement of physico-mechanical and microstructural properties of magnesium phosphate cement composites comprising with Phosphogypsum." Journal of Cleaner Production (2020): 121268. https://doi.org/10.1016/j.jclepro.2020.121268
21.    Shah, Syed Farasat Ali, Bing Chen, Muhammad Riaz Ahmad, and M. Aminul Haque. "Development of Cleaner One-part geopolymer from lithium slag." Journal of Cleaner Production (2020): 125241. https://doi.org/10.1016/j.jclepro.2020.125241
20.    Maierdan, Yierfan, M. Aminul Haque, Bing Chen, Muhetaer Maimaitiyiming, and Muhammad Riaz Ahmad. "Recycling of waste river sludge into unfired green bricks stabilized by a combination of phosphogypsum, slag, and cement." Construction and Building Materials 260 (2020): 120666. https://doi.org/10.1016/j.conbuildmat.2020.120666                                                                     
19.    Zhang, Xuhao, Muhammad Riaz Ahmad, and Bing Chen. "Numerical and experimental investigation of the hygrothermal properties of corn stalk and magnesium phosphate cement (MPC) based bio-composites." Construction and Building Materials 244 (2020): 118358 https://doi.org/10.1016/j.conbuildmat.2020.118358
18.    Haque, M. Aminul, Bing Chen, and Muhammad Riaz Ahmad. "Mechanical strength and flexural parameters analysis of micro-steel, polyvinyl and basalt fibre reinforced magnesium phosphate cement mortars." Construction and Building Materials 235 (2020): 117447. https://doi.org/10.1016/j.conbuildmat.2019.117447
17.    Shah, Syed Farasat Ali, Bing Chen, Sajjad Yousefi Oderji, M. Aminul Haque, and Muhammad Riaz Ahmad. "Improvement of early strength of fly ash-slag based one-part alkali activated mortar." Construction and Building Materials 246 (2020): 118533. https://doi.org/10.1016/j.conbuildmat.2020.118533
16.    Shah, Syed Farasat Ali, Bing Chen, Sajjad Yousefi Oderji, M. Aminul Haque, and Muhammad Riaz Ahmad. "Comparative study on the effect of fiber type and content on the performance of one-part alkali-activated mortar." Construction and Building Materials 243 (2020): 118221. https://doi.org/10.1016/j.conbuildmat.2020.118221
       
2019
15.   Ahmad, Muhammad Riaz, and Bing Chen. "Experimental research on the performance of lightweight concrete containing foam and expanded clay aggregate." Composites Part B: Engineering 171 (2019): 46-60. https://doi.org/10.1016/j.compositesb.2019.04.025
14.    Ahmad, Muhammad Riaz, Bing Chen, M. Aminul Haque, and Syed Farasat Ali Shah. "Development of a sustainable and innovant hygrothermal bio-composite featuring the enhanced mechanical properties." Journal of Cleaner Production 229 (2019): 128-143. ISSN: 0959-6526  https://doi.org/10.1016/j.jclepro.2019.05.002
13.    Ahmad, Muhammad Riaz, Bing Chen, and Syed Farasat Ali Shah. "Investigate the influence of expanded clay aggregate and silica fume on the properties of lightweight concrete." Construction and Building Materials 220 (2019): 253-266.    ISSN: 0950-0618                                                                 https://doi.org/10.1016/j.conbuildmat.2019.05.171
12.   Ahmad, Muhammad Riaz, Bing Chen, M. Aminul Haque, and Syed Farasat Ali Shah. "Utilization of industrial and hazardous waste materials to formulate energy-efficient hygrothermal bio-composites." Journal of Cleaner Production (2019): 119469. https://doi.org/10.1016/j.jclepro.2019.05.002
11.    Ahmad, Muhammad Riaz, Bing Chen, Sajjad Yousefi Oderji, and Muhammad Mohsan. "Development of a new bio-composite for building insulation and structural purpose using corn stalk and magnesium phosphate cement." Energy and Buildings 173 (2018): 719-733. ISSN: 0378-7788  https://doi.org/10.1016/j.enbuild.2018.06.007   
10.    Ahmad, Muhammad Riaz, Muhammad Burhan Sharif, Hafiz Asad Ali, Munawar Hussain, and Bing Chen. "Experimental investigation of pozzolanic concrete containing wheat straw ash." Canadian Journal of Civil Engineering ja (2019). https://doi.org/10.1139/cjce-2017-0419
9.    Oderji, Sajjad Yousefi, Bing Chen, Muhammad Riaz Ahmad, and Syed Farasat Ali Shah. "Fresh and hardened properties of one-part fly ash-based geopolymer binders cured at room temperature: Effect of slag and alkali activators." Journal of Cleaner Production 225 (2019): 1-10. (ESI Highly Cited Paper) May-Oct 2023 https://doi.org/10.1016/j.jclepro.2019.03.290
8.    Jiang, Yu, Muhammad Riaz Ahmad, and Bing Chen. "Properties of magnesium phosphate cement containing steel slag powder." Construction and Building Materials 195 (2019): 140-147. https://doi.org/10.1016/j.conbuildmat.2018.11.085
7.    Haque, M. Aminul, Bing Chen, Muhammad Riaz Ahmad, and Syed Farasat Ali Shah. "Evaluating the physical and strength properties of fibre reinforced magnesium phosphate cement mortar considering mass loss." Construction and Building Materials 217 (2019): 427-440. https://doi.org/10.1016/j.conbuildmat.2019.05.081
6.    Oderji, Sajjad Yousefi, Bing Chen, Chandan Shakya, Muhammad Riaz Ahmad, and Syed Farasat Ali Shah. "Influence of superplasticizers and retarders on the workability and strength of one-part alkali-activated fly ash/slag binders cured at room temperature." Construction and Building Materials 229 (2019): 116891. https://doi.org/10.1016/j.conbuildmat.2019.116891
5.    Wei, Yongquan, Chunyu Song, Bing Chen, and Muhammad Riaz Ahmad. "Experimental investigation on two new corn stalk biocomposites based on magnesium phosphate cement and ordinary Portland cement." Construction and Building Materials 224 (2019): 700-710. https://doi.org/10.1016/j.conbuildmat.2019.07.100
4.    Shi, Yawen, Bing Chen, and Muhammad Riaz Ahmad. "Effects of Alumina as an Effective Constituent of Metakaolin on Properties of Magnesium Phosphate Cements." Journal of Materials in Civil Engineering 31, no. 8 (2019): 04019147. https://doi.org/10.1061/(ASCE)MT.1943-5533.0002779
3.    Gao, Ming, Bing Chen, Lei Lang, and Ahmad Muhammad Riaz. "Influence of Silica Fume on Mechanical Properties and Water Resistance of Magnesium–Ammonium Phosphate Cement." Journal of Materials in Civil Engineering 32, no. 3 (2019): 04019368. https://doi.org/10.1061/(ASCE)MT.1943-5533.0003035 

2018
2.   Ahmad, Muhammad Riaz, Bing Chen, and Jiang Yu. "A comprehensive study of basalt fiber reinforced magnesium phosphate cement incorporating ultrafine fly ash." Composites Part B: Engineering (2018). ISSN: 1359-8368  https://doi.org/10.1016/j.compositesb.2018.12.065
1.    Ahmad, Muhammad Riaz, and Bing Chen. "Effect of silica fume and basalt fiber on the mechanical properties and microstructure of magnesium phosphate cement (MPC) mortar." Construction and Building Materials 190 (2018): 466-478. https://doi.org/10.1016/j.conbuildmat.2018.09.143 

1. Ahmad, Muhammad Riaz., (Inventor). (2026, February 4). 垃圾焚烧底渣骨料及其制备方法、水泥基建筑材料 [Waste Incineration Bottom Slag Aggregate and Preparation Method Thereof, Cement-Based Building Material]. China Patent Application No. 202610157807.9. The Hong Kong Polytechnic University. 

2. Ahmad, Muhammad Riaz, (Inventor). (2026, February 4). 胶凝材料前驱体及制备方法、碱激发材料、水泥基建筑材料 [Cementitious Material Precursor and Preparation Method, Alkali-Activated Material, Cement-Based Building Material]. China Patent Application No. 202610157801.1. The Hong Kong Polytechnic University. 

Most recent first

1. Ahmad, Muhammad Riaz (2026), "Low-Carbon Cement Technologies for Sustainable Construction”, RILEM Spring Convention & Conference on Innovative Construction Materials and Processes for Sustainable Buildings and Infrastructure (Keyote Speaker, Invited Presentation)

2. Ahmad, Muhammad Riaz (2025), “Decarbonizing Cement Industry: Advancing Toward Ultra-low Clinker Cements” Webinar, Co-organizer by CEE, PolyU and HKIE Civil Division (Invited Presentation)

3. Ahmad, Muhammad Riaz (2025), “Role of carbide slag in the preparation of low-clinker cement: Insight into hydration kinetics & microstructure” C3 Symposium, Chicago, USA (Presentation)

4. Ahmad, Muhammad Riaz (2024), “Role of alkalis on the hydration of fly ash cement systems” Shenzhen-Hong Kong Cooperation Seminar, College of Civil and Transportation Engineering, Shenzhen University (Invited Presentation)

5. Ahmad, Muhammad Riaz (2024), “Reaction kinetics of high-volume fly ash pastes in the presence of alkali-hydroxide”, RILEM Spring Convention & conference on advanced construction materials and processes for a carbon neutral society, Milan, Italy, (Presentation)

6. Ahmad, Muhammad Riaz (2020), Influence of different binders on hygrothermal properties of bio-composites International Forum for Young Scholars on Engineering Safety and Disaster Prevention at Zhengzhou University, 2020 (Presentation)

7. Ahmad, Muhammad Riaz (2019), “Mechanical and thermal properties of lightweight concrete containing foam and silica fume”. The 11th National Academic Conference on High-Strength and High-Performance Concrete, Changsha, China (Presentation)

8. Ahmad, Muhammad Riaz (2019), “Development of novel thermal and hygric bio-composites based on plant aggregates and industrial wastes” The 13th Academic Symposium on High-Performance Concrete, Tangshan, China (Presentation)

9. Ahmad, Muhammad Riaz (2018), “Study of concrete based on bio-aggregate and magnesium phosphate cement”. The 17th National Fiber Reinforced Concrete Academic Conference, Xi'an, 2018, Title (Presentation & Conference proceeding)

10. Ahmad, Muhammad Riaz (2023) The International Conference on the Environmental and Technical Implications of Construction with Alternative Materials (WASCON), Hong Kong (Participant)

11. Ahmad, Muhammad Riaz (2021), 9th Global Young Scientist Summit (GYSS), Singapore, (Participant)