1. Ali, R. A. A., Al-Ani, A. A., Hilal, N. N., Al Biajawi, M. I., Hama, S. M., & Harrat, Z. R. (2026). The Influence of Waste Cherry Pits as Coarse Aggregate and Waste Ceramics Powder on Rheological Properties and Strength of Self-Compacting Concrete. Engineering Proceedings, 125(1), 27.
2. Alani, A. H., Ahmed, D., Al-obaidi, Q. A., Hilal, N., Johari, M. A. M., & Al-Aasam, H. S. (2026). Optimizing Early Compressive Strength of Ultrafine POFA-Based Green HSC: An Experimental and Modeling Approach with Silica Fume and Hybrid Fibers. F1000Research, 15, 103.
3. YILDIRIM, S. T., YILMAZOGLU, A., HILAL, N., & SOR, N. H. (2026). Compressive Strength of Geopolymer Concrete: A Review of Alkali/Binder Ratio, Binder Type and Curing Conditions. Civil Engineering Infrastructures Journal.
4. Ali, Z. M., Mahmoud Hama, S., Hilal, N., Mhedi, N. M., & Harrat, Z. R. (2026). Sustainable RC Beams with Agricultural Waste Fine Aggregate and Glass Powder: Structural Evaluation under Bending. F1000Research, 15, 20.
5. Hilal, N., Ali, T. K. M., Mohammed, A. S., Aadi, A. S., & Harrat, Z. R. (2026). Assessing the Durability of Eco-Friendly Mortars with Treated and Untreated Eggshell Powder as a Cement Substitute. International Journal of Civil Engineering, 24(1), 39-55.
6. Benlahbib, F. Z., Alkama, D., Hadj Mohamed, N., Harrat, Z. R., Bennaceur, S., Işık, E., ... & Hadzima-Nyarko, M. (2026). Impact of Urban Morphology on Microclimate and Thermal Comfort in Arid Cities: A Comparative Study and Modeling in Béchar. Sustainability, 18(2), 659.
7. Wan Ahmad, S., Muthusamy, K., Mohd Hashim, M. H., Jasni, S. A., & Hilal, N. N. (2024, July). Effect of Curing Regime on Durability of OPS Lightweight Aggregate Concrete Comprising Sieved Palm Oil Fuel Ash as Sand Replacement. In International Conference on Concrete Engineering and Technology (pp. 159-167). Singapore: Springer Nature Singapore.
8. Abdulrahman, M. F., Mawlood, I. A., Hilal, N. N., Saod, W. M., & AlBiajawi, M. I. (2026). Eco-friendly activated carbon synthesized from date pits and application in water treatment to remove organic dyes. Int. J. Environ. Impacts, 9(1), 74-84.
9. Hilal, N., Alani, A. A., Alabdulhady, M. Y., Harrat, Z. R., & AL-Maqate, F. G. (2025). Compared effect of nano date pits and nano sunflower seed shells on properties of green cement mortar. Iranian Journal of Science and Technology, Transactions of Civil Engineering, 49(5), 4673-4689.
10. Ahmed, S. N., Hilal, N., Aadi, A. S., Nawar, M., Yildirim, S. T., & Hamah Sor, N. (2025). The influence of waste polypropylene fibers on the behavior of sustainable reinforced concrete beams. Structural Concrete, 26(5), 5965-5977.
11. Benziada, R., Kacemi, M., Mokhtari, A. M., Fezzioui, N., Harrat, Z. R., Chatbi, M., ... & Sobuz, M. H. R. (2025). Optimizing Urban Thermal Comfort Through Multi-Criteria Architectural Approaches in Arid Regions: The Case of Béchar, Algeria. Sustainability, 17(17), 7658.
12. Al Biajawi, M. I., Abdulrahman, M. F., Saod, W. M., Hilal, N., Embong, R., & Sor, N. H. (2025). Investigation the effect of nanocarbon tube prepared from tea waste on microstructure and properties of cement mortar. Environmental Science and Pollution Research, 32(22), 13106-13119.
13. Chabane, N., Mokhtari, A. M., Kacemi, M., Harrat, Z. R., Hilal, N., Ademović, N., & Hadzima-Nyarko, M. (2025). A Sustainable Multi-Criteria Optimization Approach for the Energy Retrofit of Collective Housing in Algeria Using the ELECTRE III Tool. Sustainability, 17(10), 4273.
14. Mohammed, K. A., Mutlag, S. A., Mamdooh, A. D., & Hilal, N. N. (2025, March). Possibility of adding biomedical waste plastic as asphalt performance improvers. In AIP Conference Proceedings (Vol. 3303, No. 1, p. 040006). AIP Publishing LLC.
15. Al-Ani, A. A., Hilal, N., Muthusamy, K., Chatbi, M., & Harrat, Z. R. (2025). STATIC AND DYNAMIC ANALYSIS OF BRIDGE DECKS REINFORCED WITH NANOPARTICLES.
16. Tanash, A. O., Muthusamy, K., Jaafar, M. F. M., Jasni, S. A., & Hilal, N. N. Properties of Oil Palm Shell Lightweight Concrete with Ceramic Tile Powder as a Partial Cement Replacement
17. QASIM, O. A., HILAL, N., ALBIAJAWI, M. I., & Nadhim Hamah, S. O. R. Performance of sustainable mortars containing marble waste as alternative for natural sand.
18.  
19. Hamah Sor, N., Hilal, N., Alabdulhady, M. Y., Jagadesh, P., & Naser, K. Z. (2025). SEM analysis, durability and hardened characteristics of eco-friendly self-compacting concrete partially contained bentonite and waste walnut shells. European Journal of Environmental and Civil Engineering, 29(6), 1214-1243.
20. Al-Hadithi, A. I., Khalaf, J. A., Hilal, N., Al-Fahdawi, F. A., Harrat, Z. R., & Tawfik, T. A. (2025). Thermal Performance of Ferrocement Slabs Reinforced with Recycled PET Fibers. Arabian Journal for Science and Engineering, 1-25.
21. Saod, W. M., Alaallah, N. J., Abdulkareem, E. A., Hilal, N. N., & AlBiajawi, M. I. (2025). Study of effective removal of nickel and cobalt from aqueous solutions by FeO@ mSiO2 nanocomposite. Results in Chemistry, 13, 101992
22. Khalid Awadh Mohammed; Sattar A. Mutlag; Alaa Dahamm Mamdooh; Nahla Naji Hilal(2025). Possibility of adding biomedical waste plastic as asphalt performance improvers,AIP Conf. Proc. 3303, 040006  https://doi.org/10.1063/5.0261952

23. Ahmed, S. N., Hilal, N., Aadi, A. S., Nawar, M., Yildirim, S. T., & Hamah Sor, N. (2025). The influence of waste polypropylene fibers on the behavior of sustainable reinforced concrete beams. Structural Concrete.

24. Hilal, N., Alani, A. A., Alabdulhady, M. Y., Harrat, Z. R., & AL-Maqate, F. G. (2025). Compared Effect of Nano Date Pits and Nano Sunflower Seed Shells on Properties of Green Cement Mortar. Iranian Journal of Science and Technology, Transactions of Civil Engineering, 1-17.

25. Thahe, A. A., Qaeed, M. A., Hilal, N., Abubakar, D., Bidin, N., & Allam, N. K. (2025). Laser surface nanoalloying of Fe, Si, and C on aluminum substrates with excellent optical and electronic properties. Nanoscale Advances.

26. QASIM, O. A., HILAL, N., ALBIAJAWI, M. I., & Nadhim Hamah, S. O. R. Performance of sustainable mortars containing marble waste as alternative for natural sand.

27. Yildirim, A. K., Yildirim, S. T., & Hilal, N. (2024). Effect of glass and nylon fibers on drying shrinkage of alkali activated blast furnace slag mortars. European Journal of Environmental and Civil Engineering, 1–14. https://doi.org/10.1080/19648189.2024.2389157

28. Hilal, N., Hamah Sor, N., Hadzima-Nyarko, M., Radu, D., & Tawfik, T. A. (2024). The influence of nanosunflower ash and nanowalnut shell ash on sustainable lightweight self-compacting concrete characteristics. Scientific reports, 14(1), 9450.

29. Alqeisi, S., & Nahhab, A. H. (2024). The effect of partial substitution of sand with palm ash on enhancing concrete properties. Journal of Building Pathology and Rehabilitation, 9(1), 51.

30. Mawlood, I. A., Saod, W. M., Al-Rawi, A. S., Aljumialy, A. M., & Hilal, N. (2024). Characterization and use of activated carbon synthesized from sunflower seed shell in the removal of Pb (II), Cd (II), and Cr (III) ions from aqueous solution. Environmental Monitoring and Assessment, 196(4), 364.

31. Hameed, A., Hasgür, Z., & Hilal, N. (2024). EFFECT OF CEMENT KILN DUST ON SOME PROPERTIES OF SELF-COMPACTING CONCRETE. AURUM Journal of Engineering Systems and Architecture, 8(1), 127-134. https://doi.org/10.53600/ajesa.1199667.

32. Al Biajaw, M. I., Embong, R., Muthusamy, K., Jabar, H. A., Hilal, N., & Nazri, F. M. (2024). On the Post-Heat Behavior of Cement Mortar Containing Mechanically Modified Ground Coal Bottom Ash. Salud, Ciencia y Tecnología-Serie de Conferencias, 3, 813-813.

33. Qasim, O. A., Hilal, N., Al Biajawi, M. I., Sor, N. H., & Tawfik, T. A. (2024). Studying the usability of recycled aggregate to produce new concrete. Journal of Engineering and Applied Science, 71(1), 129.

34. Aadi, A. S., Hilal, N., Hama, S. M., Li, W., Sor, N. H., & Mansour, W. (2024, August). Mechanical performance of eco-friendly self-compacting concrete (SCC) mixtures and two-way slabs partially containing cement kiln dust as cement replacement and internally reinforced with waste plastic mesh. In Structures (Vol. 66, p. 106864). Elsevier.

35. Al Biajawi, M. I., Abdulrahman, M. F., Saod, W. M., Hilal, N., Embong, R., & Sor, N. H. (2023). Investigation the effect of nano carbon tube prepared from tea waste on Microstructure and properties of cement mortar.

36. Ahmed, M. A., Ibrahim, A. K., Hilal, N., Aadi, A. S., & Sor, N. H. (2023, August). Effects of Coal Ash and Walnut Shell on the Impact Resistance and Mechanical Properties of Eco-Efficient Self-Compacting Concrete. In Annales de Chimie Science des Matériaux (Vol. 47, No. 4).

37. Edan, H. H., Hilal, N., Sor, N. H., & Tawfik, T. A. (2023). Durability and hardened characteristics with SEM analysis of eco-efficient self-compacting concrete partially contained waste walnut shell particles as fine aggregate. Iranian Journal of Science and Technology, Transactions of Civil Engineering, 1-17.

38. Al-Hadithi, A. I., Hilal, N. N., Al‐Gburi, M., & Midher, A. H. (2023). Structural behavior of reinforced lightweight self‐compacting concrete beams using expanded polystyrene as coarse aggregate and containing polyethylene terephthalate fibers. Structural Concrete.

39. Ahmed, M. A., Ibrahim, A. K., Hilal, N., Aadi, A. S., & Sor, N. H. (2023, August). Effects of Coal Ash and Walnut Shell on the Impact Resistance and Mechanical Properties of Eco-Efficient Self-Compacting Concrete. In Annales de Chimie Science des Matériaux (Vol. 47, No. 4).

40. Aadi, A. S., Mohammed, A. A., Ali, T. K. M., & Hilal, N. N. (2022, December). Ultra-Fine Treated and Untreated Walnut Shell Ash Incorporated Cement Mortar: Properties and Environmental Impact Assessments. In Annales de Chimie. Science des Materiaux (Vol. 46, No. 6, p. 313). International Information and Engineering Technology Association (IIETA).

41. Nibras Y. Alani, Ibrahim A. Al-Jumaily & Nahla Hilal (2022) Performance of self-compacting concrete containing nano clay at elevated temperatures and MgSO4 attack, European Journal of Environmental and Civil Engineering, DOI: 10.1080/19648189.2022.2121766.

42. Hilal, N., Tawfik, T. A., Edan, H. H., & Hamah Sor, N. (2022). The mechanical and durability behaviour of sustainable self-compacting concrete partially contained waste plastic as fine aggregate. Australian Journal of Civil Engineering, 1-16.

43. Hilal, N. N., Alobaidi, Y. M., & Al-Hadithi, A. I. Viability of cellulose nanofibre powder and silica fume in self-compacting concrete rheology, hardened properties, and microstructure. https://doi.org/10.1016/j.jksues.2022.03.003

44. Saleh, R.D., Hilal, N. & Sor, N.H. The Impact of a Large amount of Ultra-fine Sunflower Ash With/without Polypropylene Fiber on the Characteristics of Sustainable Self-compacting Concrete. Iran J Sci Technol Trans Civ Eng (2022). https://doi.org/10.1007/s40996-022-00845-6

45. Hilal, N., Tawfik, T. A., Ahmed, S. N., & Hamah Sor, N. (2022). The effect of waste medical radiology as fiber reinforcement on the behavior of eco-efficient self- compacting concrete. Environmental Science and Pollution Research, 1-14. https://doi.org/10.1007/s11356-022-19360-2

46. Hilal, N., Hadzima-Nyarko, M. Improvement of eco-efficient self-compacting concrete manufacture by recycling high quantity of waste materials. Environ Sci Pollut Res 28, 53282–53297 (2021). https://doi.org/10.1007/s11356-021-14222-9.

47. Nadhim Hamah Sor, Nahla Hilal, Rabar H. Faraj, Hemn Unis Ahmed & Aryan Far

H. Sherwani (2021) Experimental and empirical evaluation of strength for sustainable lightweight self-compacting concrete by recycling high volume of industrial waste materials, European Journal of Environmental and Civil Engineering, DOI: 10.1080/19648189.2021.1997827.

48. Alani, N.Y., Al-Jumaily, I.A. & Hilal, N. Effect of nanoclay and burnt limestone powder on  fresh       and      hardened               properties              of            self-compacting concrete. Nanotechnology.Environ.Eng. 6, 20(2021). https://doi.org/10.1007/s41204-021-00114-3

49. Hilal, N., Saleh, R.D., Yakoob, N.B. et al. Utilization of ceramic waste powder in cement mortar exposed to elevated temperature. Innov. Infrastruct. Solut. 6, 35 (2021). https://doi.org/10.1007/s41062-020-00403-x

50. Hilal, N., Hamah Sor, N. & Faraj, R.H. Development of eco-efficient lightweight selfcompacting  concrete with  high  volume of  recycled   EPS  waste   materials. Environ                                                         SciPollut Res 28, 50028–50051(2021). https://doi.org/10.1007/s11356-021-14213-w

51. Hilal, N., Hadzima-Nyarko, M. Improvement of eco-efficient self-compacting concrete manufacture by recycling high quantity of waste materials. Environ Sci Pollut Res 28, 53282–53297 (2021). https://doi.org/10.1007/s11356-021-14222-9

52. Alobaidi, Y.M., Hilal, N.N. & Faraj, R.H. An experimental investigation on the nano-fly ash preparation and its effects on the performance of self-compacting concrete at normal and elevated temperatures. Nanotechnol. Environ. Eng. 6, 2 (2021). https://doi.org/10.1007/s41204-020-00098-6.

53. Mohammed, Abdulrahman S., et al. "An investigation of the effect of walnut shell as sand replacement on the performance of cement mortar subjected to elevated temperatures." Journal of Physics: Conference Series. Vol. 1973. No. 1. IOP Publishing, 2021.

54. Ali, T.K.M., Hilal, N., Faraj, R.H. et al. Properties of eco-friendly pervious concrete  containing polystyrene  aggregates   reinforced  with   waste   PET fibers. Innov. Infrastruct. Solut. 5, 77 (2020). https://doi.org/10.1007/s41062-020- 00323-w.

55. Medher, A.H., Al-Hadithi, A.I. & Hilal, N. The Possibility of Producing Self- Compacting Lightweight Concrete by Using Expanded Polystyrene Beads as Coarse Aggregate. Arab JSci Eng (2020).https://doi.org/10.1007/s13369-020-04886- 9.

56. Nahla N Hilal, Abdulrahman S Mohammed, Taghreed K Mohammed Ali(2020) Properties of Eco-Friendly Concrete Contained Limestone and Ceramic Tiles Waste Exposed To High Temperature, Arab J Sci Eng 45, 4387–4404 (2020). https://doi.org/10.1007/s13369-020-04482-x.

57. Hilal, N., Mohammed Ali, T.K. & Tayeh, B.A. Properties of environmental concrete that contains crushed walnut shell  as  partial replacement  for  aggregates. Arab J Geosci 13, 812 (2020). https://doi.org/10.1007/s12517-020- 05733-9.

58. Ali, T.K.M., Hilal, N., Faraj, R.H. et al. Properties of eco-friendly pervious concrete  containing polystyrene  aggregates   reinforced  with   waste   PET fibers. Innov. Infrastruct. Solut. 5, 77 (2020). https://doi.org/10.1007/s41062-020- 00323-w.

59. Nahla N. Hilal , Qays Kareem, Mohammed T. Nawar(2019) Influence of Polyethylene  

                Waste on Some Fresh& Mechanical Properties of Self - Compacting Concrete, Journal of  

                Engineering and Applied Sciences, Volume 13,Issue 14,Pages10901-109011.

60. Nahla Naji Hilal(2018) Workability and Hardened Characteristics of Self- Compacting Rubberized Concrete, Journal International Journal of Information Engineering and Applications 2018; 1(2): Pages 79-94 .

61.         Hama, S. M., & Hilal, N. N. (2019). Fresh properties of concrete containing plastic aggregate. In Use of recycled plastics in eco-efficient concrete (pp. 85-114). Woodhead Publishing.,. https://doi.org/10.1016/B978-0-08-102676-2.00005-0

62. Hilal, N. N., Hama, S. M., & Salman, M. M. (2015). THE EFFECT OF PARTICLE SIZE DISTRIBUTION (PSD) OF RUBBRIZED SELF- COMPACTING CONCRETE (RSCC). Journal of Engineering and Sustainable Development, 22(02 Part-4), 13-22.

63. Hama, S. M., & Hilal, N. N. (2017). Fresh properties of self-compacting concrete with plastic waste as partial replacement of sand. International Journal of Sustainable Built Environment, 6(2), 299-308. https://doi.org/10.1016/j.ijsbe.2017.01.001

64. Nahla N. Hilal(2017) Hardened properties of self-compacting concrete with different crumb rubber size and content, International Journal of Sustainable Built Environment , 6, 191–206. https://doi.org/10.1016/j.ijsbe.2017.03.001

65. Nahla Naji Hilal &Sheelan M. Hama(2017) AN INTRODUCTION TO PERVIOUS CONCRETE PRODUCTION AND APPLICATIONS, The Seventh Jordanian International Civil Engineering Conference

66. Güneyisi, E., M. Gesoglu, N. Naji, and S. İpek. "Evaluation of the rheological behavior of fresh self-compacting rubberized concrete by using the Herschel-Bulkley and modified Bingham models." Archives of civil and mechanical engineering 16, no. 1 (2016): 9-19. ttps://doi.org/10.1016/j.acme.2015.09.003

67. Abdulkader Ismail Al-Hadithi, Nahla Naji Hilal (2016) The possibility of enhancing some properties of self-compacting concrete by adding waste plastic fibers Journal of Building Engineering, 8,20–28. https://doi.org/10.1016/j.jobe.2016.06.011

.

68. Assist. Prof. Dr. Ibrahim A. S AL-Jumaily,Nahla Naji, Qays Kareem(2015) An overview on the Influence of Pozzolanic Materials on Properties of Concrete International Journal of Enhanced Research in Science Technology & Engineering.

69. Nahla N. Hilal, Majeed Mattar Ramal,Aseel abdulla (2012) The effect of use the silica sand on some mechanical properties of concrete, Tikrit Journal of Engineering Sciences, Volume 19,Issue4,Pages48-65.

70. Nahla N. Hilal(2012) Performance of Fiber normal weight concrete Exposed to Elevated Temperatures, Iraq journal for Civil engineering . 8 (4), 1-14.

71. Nahla N. Hilal(2012) The effect of fineness upon physical properties of cement mortar, Iraqi Journal for Civil Engineering 6 (3), 41-50.

72. Nahla Naji Hilal ,Aseel Mohammad (2010) Re-using The By-product of Cement Industry (Cement Kiln Dust) To Produce The Concrete, JournalAnbar Journal for EngineeringSciencesVolume3,Issue2,Pages1-14.

73. Nahla Naji Hilal(2012) Effect of Chloride Salt on Reinforced Concrete Structures, Anbar Journal for Engineering Sciences,0,2012.

74. Ehab Hamad Sfoog 1, Alvin John Lim Meng Siang1*, Wael M. Albadri2, Nahla Naji3, Sim Sy Yi4, Nickholas Anting Anak Guntor5 Finite Element Modeling of Innovative 

    Shallow Raft Foundation with Granular Pile Anchor System for Expansive Clays.