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PUBLICATIONS

See full list here: Google Scholar

*Supervised students/ post-docs

# Corresponding author

Journal Articles

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  1. Nair, N.*, Haque, M. I. *, Siddique, S.*, Khan, R. I.*, Ashraf, W.#, Gourlay, K, Shah, S., 2023, “Role of cellulose nanofibers to improve durability performance of cementitious composites.” Cement and Concrete Composites, 105316, https://doi.org/10.1016/j.cemconcomp.2023.105316

  2. Borno, I. B.*, Haque, M. I. * & Ashraf, W.#, 2023, Crystallization of C-S-H and C-A-S-H in artificial seawater at ambient temperature, Cement and Concrete Research, 173, 107292, https://doi.org/10.1016/j.cemconres.2023.107292

  3. Tahsin, A.* Siddique, S.*, Ashraf, W.#, Sattler, M., 2023. “Assessment of the durability and environmental impact of seawater-activated portlandite-calcined clay binder.” Journal of Sustainable Cement-Based Materials, 1-13, https://doi.org/10.1080/21650373.2023.2243480

  4. Haque, M. I. * Borno, I. B.*, Khan, R. I.*, & Ashraf, W.#, 2023, “Reducing carbonation degradation and enhancing elastic properties of calcium silicate hydrates using biomimetic molecules,” Cement and Concrete Composites, 136, 104888. https://doi.org/10.1016/j.cemconcomp.2022.104888

  5. Borno, I. B.* & Ashraf, W.# 2023. “Effects of co-calcining kaolinite-rich clay blends with alkali and alkali earth metal hydroxides.” Applied Clay Science, 231, 106742.  https://doi.org/10.1016/j.clay.2022.106742

  6. Khan, R. I.*, Haque, M. I. *, Siddque, S.*, Landis, E., Ashraf, W.# 2023. “Effects of amino acids on the multiscale properties of carbonated wollastonite composites.” Construction and Building Materials, 374, 130816. https://doi.org/10.1016/j.conbuildmat.2023.130816

  7. Borno, I. B.*, Ashraf, W.#, Khan, R. I.*, & Tahsin, A.* 2022, “Multi-technique Approaches to Evaluate the Pozzolanic Properties of Calcined Kaolinite and Bentonite Clay Blends.” ASTM Advances in Civil Engineering Materials, 12 (2). https://www.astm.org/acem20210156.html

  8. Mishra, G., Ashraf, W., & Shah, S., 2022, “Carbon sequestration in graphene oxide modified cementitious system.” Journal of Building Engineering, 62 (15), 105356, https://doi.org/10.1016/j.jobe.2022.105356

  9. Khan, R. I.*, Haque, M. I. *, Ashraf, W.# , Shah, S., Saleh, N. 2022, “Role of biopolymers in enhancing multiscale characteristics of carbonation-cured cementitious composites.” Cement and Concrete Composites, 104766. https://doi.org/10.1016/j.cemconcomp.2022.104766

  10. Ashraf, W.#, Borno, I. B.*, Khan, R. I.*, Hoque, M. I.* Siddique, S.*, & Tahsin, A.* 2022, “Mimicking the cementation mechanism of ancient Roman seawater concrete using calcined clays.” Applied Clay Science, 230, 106696. https://doi.org/10.1016/j.clay.2022.106696

  11. Khan, R. I.*, Siddique, S.*, & Ashraf, W.# 2022, “Effects of magnesia in semi-hydraulic and non-hydraulic calcium silicate binders during carbonation curing,” Construction and Building Materials, 338, 127628. https://doi.org/10.1016/j.conbuildmat.2022.127628

  12. Moradi, M., Ashraf, W.# & Tian, N. 2022, “Monitoring temperature-induced in-situ nanomechanical changes of cement paste by nanoindentation,” MRS Advances, 7, 217–221. https://doi.org/10.1557/s43580-022-00241-2

  13. Haque, M. I. *, Khan, R. I.*, Ashraf, W.#, & Shah, S. P. 2022, “A comparative investigation on the effects of nanocellulose from bacteria and plant-based sources for cementitious composites,” Cement and Concrete Composites, https://doi.org/10.1016/j.cemconcomp.2021.104316 

  14. Ghazanlou, S. I.#, Ghazanlou, S. I. & Ashraf, W. 2021. “Improvement in the physical and mechanical properties of the cement-based composite with the addition of nanostructured BN–Fe3O4 reinforcement,” Nature Scientific Report . https://www.nature.com/articles/s41598-021-98800-4

  15. Khan, R. I.* & Ashraf, W.# 2021. “Amino acids as performance controlling additives in carbonation activated cementitious materials”, Cement and Concrete Research, 147, 106501, https://doi.org/10.1016/j.cemconres.2021.106501 

  16. Haque, M. I. *, Khan, R. I. *, Ashraf, W.# & Pendse, H. 2021. “Production of sustainable, low-permeable and self-sensing cementitious composites using biochar”, Sustainable Materials and Technologies, 28, e00279. https://doi.org/10.1016/j.susmat.2021.e00279

  17. Kamasamudram K. S*., Ashraf, W.# & Landis, E. N. 2021. “Effects of Ligno–and Delignified–Cellulose Nanofibrils on the Performance of Cement-Based Materials,” Journal of Materials Research and Technology, 13, 321-335. https://doi.org/10.1016/j.jmrt.2021.04.090

  18. Kamasamudram K. S*., Ashraf, W.# & Landis, E. N. 2021. “Cellulose nanofibrils with and without nanosilica for the performance enhancement of Portland cement systems”, Construction and Building Materials, 285, 121547. https://doi.org/10.1016/j.conbuildmat.2020.121547

  19. Kamasamudram K. S*., Ashraf, W.# & Landis, E. N. 2020. “Cellulose Nanocomposites for Performance Enhancement of Ordinary Portland Cement-Based Materials”, Transportation Research Record, Nanotechnology Special Collection, https://journals.sagepub.com/doi/10.1177/0361198120958421 

  20. Kolour, H. H.*#, Ashraf, W. & Landis, E. N., 2020. “Hydration and Early Age Properties of Cement Pastes Modified with Cellulose Nanofibrils”, Transportation Research Record, Nanotechnology Special Collection, https://doi.org/10.1177/0361198120945993.

  21. Saladi, N.* & Ashraf, W.# 2020. “Ground or sieved bio ash versus coal fly ash: A comparative analysis of pozzolanic reactivity.” ASCE Journal of Materials in Civil Engineering, 32(12). https://ascelibrary.org/doi/abs/10.1061/%28ASCE%29MT.1943-5533.0003443 

  22. Khan, R. I.* & Ashraf, W.# 2019. “Effects of ground wollastonite on cement hydration kinetics and strength development”, Construction and Building Materials, Volume 218, 150-161. https://www.sciencedirect.com/science/article/abs/pii/S095006181931222X

  23. Ashraf, W.#, Sahu, S., & Olek, J. 2019. “Phase evolution and strength development during carbonation of low-lime calcium silicate cement (CSC)”.Construction and Building Materials, Volume 210, 473-482. https://www.sciencedirect.com/science/article/abs/pii/S0950061819305185

  24. Ashraf, W.#, Glinicki, M. & Olek, J. 2018. “Statistical analysis and probabilistic design approach for freeze-thaw performance of ordinary portland cement concrete”, ASCE Journal of Materials in Civil Engineering, 30(11). https://ascelibrary.org/doi/abs/10.1061/%28ASCE%29MT.1943-5533.0002494

  25. Ashraf, W.#, & Olek, J. 2018. “Carbonation activated binders from pure calcium silicates: Reaction kinetics and performance controlling factors”, Cement and Concrete Composites, 93, 85-98. https://www.sciencedirect.com/science/article/abs/pii/S0958946518301173

  26. Ashraf, W.# 2018. “Microstructure of chemically activated of gamma-dicalcium silicate paste”, Construction and Building Materials, 185, 617 – 627. https://www.sciencedirect.com/science/article/abs/pii/S0950061818317021

  27. Ashraf, W.# & Olek, J. 2018. “Elucidating the carbonation products of calcium silicates using multi-technique approach”, Journal of CO2 Utilization, 23, 61–74. https://www.sciencedirect.com/science/article/abs/pii/S2212982017305292

  28. Verian, K. P.#, Ashraf, W., and Cao, Y., 2018. “Properties of recycled concrete aggregate and their influences in new concrete production”, Resources, Conservation and Recycling, 133, 30-49. https://www.sciencedirect.com/science/article/abs/pii/S0921344918300430

  29. Ashraf, W.#, Olek, J., & Jain, J. 2017. “Microscopic features of carbonated calcium silicate paste and mortar”, Cement and Concrete Research, 100, 361 – 372. https://www.sciencedirect.com/science/article/abs/pii/S0008884617300443

  30. Ashraf, W.#, Olek, J. & Tian, N. 2016. “Multiscale characterization of carbonated wollastonite paste and application of homogenization schemes to predict its bulk elastic modulus”, Cement & Concrete Composites, 72, 284-298. https://www.sciencedirect.com/science/article/abs/pii/S0958946516301925?via%3Dihub

  31. Ashraf, W.# & Olek, J. 2016. “Carbonation behavior of hydraulic and non-hydraulic calcium silicates: Potential of utilizing low- lime calcium silicates in cement-based materials”, Journal of Materials Science, 51(13), 6173 – 6191. https://link.springer.com/article/10.1007/s10853-016-9909-4

  32. Ashraf, W.# & Tian, N. 2016. “Nanoindentation assisted investigation on the viscoelastic behavior of carbonated cementitious matrix: Influence of loading function”, Construction & Building Materials, 127, 904 – 917. https://www.sciencedirect.com/science/article/abs/pii/S0950061816316348

  33. Ashraf, W.# 2016. “Carbonation of cement-based materials: Challenges and opportunities”, Construction & Building Materials, 120, 558 – 570. https://www.sciencedirect.com/science/article/abs/pii/S0950061816308054

  34. Ashraf, W.# & Noor, M.A. 2013. “Laboratory scale investigation on the band gradations of aggregate for concrete”, ASCE Journal of Materials in Civil Engineering, 25(11), 1776–1782. https://ascelibrary.org/doi/10.1061/%28ASCE%29MT.1943-5533.0000718

  35. Ashraf, W.# & Noor, M.A. 2012. “Effects of aggregate gradation on water permeability of concrete”, Advanced Materials Research, 488-489, 248-252. https://www.scientific.net/AMR.488-489.248

  36. Ashraf, W.# & Noor, M.A. 2011. “Concrete property analysis with the perspective of 5-10-14-18 and 5-10-18-22 band gradation”, Applied Mechanics & Materials, 84–85, 101-105. https://www.scientific.net/AMM.84-85.101

  37. Ashraf, W.# & Noor, M.A. 2011. “A parametric study for assessing the relationship of coarseness factor and workability factor on concrete compressive strength”, International Journal of Civil & Structural Engineering, 1(4), 740-748.

 
Book Chapters

  1. Ashraf, W., Olek, J., & Atakan, V. 2015. “Chemo-mechanical comparison of the carbonation and hydration reaction products of synthetic tricalcium silicate (C3S)”, In A.M. Brandt, M.A. Glinicki, J. Olek and C.K.Y. Leung (Eds.), Brittle Matrix Composites 11, Institute of Fundamental Technological Research, Poland, pp.11-21, ISBN: 978-83-89687-96-8. [presented as Keynote Lecture in the 11th International Symposium on Brittle Matrix Composites]

  2. Ashraf, W., Olek, J., & Tian, N. 2015. “Nanomechanical characterization of the carbonated wollastonite system”, In K. Sobolev and S. P. Shah (Eds.), Nanotechnology in Construction, Springer, USA, pp. 71–77, ISBN: 978-3-319-17087-6.

 
Technical Report

  1. Olek, J., Janusz, A., Jain, J., & Ashraf, W. “Investigation of anti-icing chemicals and their interactions with pavement concretes”, Joint Transportation Research Program Technical Report No. FHWA/IN/JTRP-2013/24, Department of Transportation and Purdue University, West Lafayette, Indiana, USA.

 
Peer-Reviewed Conference Publications

  1. Hoque, M. I.*, Khan, R. I. *, Ashraf, W.# & Pendse, H. 2020.” Production of multifunctional cement-based composite using super-hydrophobic biochar”, Proceedings of the third RILEM Spring Convention and Conference: Ambitioning a Sustainable Future for Built Environment: Comprehensive Strategies for Unprecedented Challenges, Guimarães, Portugal.

  2. Hossen, S. B.*, Gallant, A., and Ashraf, W. 2020. “Elemental testing of carbonate silty sand treated with lime.” Geotechnical Special Publication, Geo-Congress 2020, American Society of Civil Engineers (ASCE), Minneapolis, Minnesota. https://ascelibrary.org/doi/10.1061/9780784482780.055  

  3. Ashraf, W.#, Glinicki, M. A., Olek, J. 2018 “Probabilistic approach for composition selection of freeze-thaw resistant ordinary portland cement concrete, Proceedings of Transportation Research Board (TRB) 97th Annual Meeting, Washington, D.C., January 7-11, 2018. https://trid.trb.org/view/1494341   

  4. Ashraf, W.#, Olek, J., Jeong, H., & Atakan, V. 2016 “Effects of high temperature on carbonated calcium silicate cement (CSC) and ordinary portland cement (OPC) paste”, Proceedings of 5th International Conference on Durability of Concrete Structures (ICDCS), Shenzhen, China, June 30 –Jul 1, 2016. https://docs.lib.purdue.edu/icdcs/2016/CARBONATION/2/  

  5. Ashraf, W.#, Olek, J., & Atakan, V. 2016 “Carbonation reaction kinetics, CO2 sequestration capacity, and microstructure of hydraulic and non-hydraulic cementitious binders”, Proceedings of 4th international conference in Sustainable Construction Materials and Technologies (SCMT4), Las Vegas, Nevada, USA, August 7-11, 2016. http://www.claisse.info/Proceedings.htm 

  6. Ashraf, W.#, Olek, J., & Atakan, V. 2015 “A comparative study on the reactivity of calcium silicates during hydration and carbonation reactions”, Proceedings of 14th International Congress on the Chemistry of Cement (ICCC 2015), Beijing, China, October 13-16, 2015.

  7. Miller, A., Spragg, R., Antico, F., Ashraf, W., ….., Weiss, W. J. 2014. “Determining the moisture content of pre-wetted lightweight aggregate: Assessing the variability of the paper towel and centrifuge methods”, Proceedings of 4th International Conference on Durability of Concrete Structures (ICDCS), Indiana, USA, July 23 - 26, 2014.

  8. https://docs.lib.purdue.edu/icdcs/2014/materialscharacterization/4/ 

  9. Ashraf, W.# & Noor, M.A. 2011. “Contours in concrete mix design-a new approach”, Proceedings of Concrete 2011 – 25th Biennial Conference of Concrete Institute of Australia, Perth, Australia, October 12-14, 2011.

  10. Ashraf, W.# & Noor, M.A. 2011. “An experimental comparative study on the effects of cement types on concrete properties”, Proceedings of 31st Cement and Concrete Science Conference, Imperial College London, London, United Kingdom, September 12-13, 2011.

  11. Ashraf, W.# & Noor, M.A. 2011. “Compatibility of 5-10-14-18 and 5-10-18-22 band gradations for required concrete properties”, Proceedings of Fib Symposium Prague 2011, Prague, Czech Republic, June 8-10, 2011.

  12. Ashraf, W.# & Noor, M.A. 2011. “Performance-evaluation of concrete properties for different combined aggregate gradation approaches”, Proceedings of 12thEast Asia-Pacific Conference on Structural Engineering & Construction (EASEC 12), Hong Kong SAR, China, January 26 – 28, 2011. https://www.sciencedirect.com/science/article/pii/S187770581101407X 

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Tutorial Sessions

  1. Ashraf, W., Olek, J., Jain, J., and Seth, A., 2017 “Low-lime calcium silicate cement: Reaction products and their properties”, 8th Advances in Cement-based Materials, June 26-28, 2017, Georgia Institute of Technology, Atlanta, Georgia

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