Bio

Aamer Bhutta is a research associate working with Professor Nemy Banthia. He obtained his Master of Engineering and PhD from Nihon University, Tokyo. He has years of experience working in the Japanese construction industry and academia. He was an Associate Professor in Universiti Teknologi Malaysia (UTM) for five years teaching civil engineering materials and supervising undergraduate and graduate students. He has contributed as an invited consultant by United Nations Development Program (UNDP) for developing countries to assist in education / research / consultancy projects. He is a member of SEIRA (Sustainable Infrastructure Research) group. He has been working on the behavior and performance of geopolymer composites (low-carbon materials) produced with a variety of waste materials reinforced with different macro- and micro- fibers. His main responsibility is taking care of Journal of Cement and Concrete Composites, on behalf of Editor Prof. Nemy Banthia. He has participated in numerous international conferences and has more than 50 publications in international journals.

Research Interests

Concrete polymer composites
Fiber reinforced geopolymer composites
Waste recycling
Durability of concrete

Courses

CIVL 320 Civil Engineering Materials

Awards & Recognitions

• Gold Medal, ITEX 2014, (International Invention and Technology Exhibition), Kuala Lampur, Malaysia, Product: Micro-polymer concrete from biomass and iron ore tailings.
• Gold Medal, ITEX 2014, (International Invention and Technology Exhibition), Kuala Lampur, Malaysia, Product: Fibrous nano biomass concrete.
• Award Winning Paper (Strengthening Reinforced Concrete Beams using Kenaf Fiber Reinforced Polymer Composite Laminates) SCMT 3, International Conference on Sustainable Construction Materials & Technologies, Kyoto, 2013.
• Best Paper Presentation Award (Development of porous concrete from waste crushed concrete (recycled aggregate), CONCET 2012, International Conference on Concrete Engineering and Technology, Kuala Lampur, Malaysia, 2012.

Publications

  • Aamer Bhutta, Mohammad Farooq, Nemkumar Banthia, Performance characteristics of micro fiber reinforced geopolymer mortars for repair, Construction and Building Materials, 215 (2019) 605-6012.
  • Mohammad Farooq, Aamer Bhutta, Nemkumar Banthia, Tensile performance of ecofriendly ductile geoplymer composites incorporating different micro fibers, Cement and Concrete Composites, 2019, Vol. 103, 2019, pp. 183-192.
  • Aamer Bhutta, Mohammed Farooq, Paulo H. R. Borges, Nemkumar Banthia, Influence of fiber inclination angle on bond-slip behavior of different geopolymer composites under dynamic and quasistatic loadings, Cement and Concrete Research, 107 (2018), 236-246.
  • Aamer Bhutta, Mohammad Farooq, Nemkumar Banthia, Matrix hybridization using waste fuel ash and slag in alkali-activated composites and its influence on maturity of fiber-matrix bond, Journal of Cleaner Production, 177 (2018) pp. 857-867.
  • Aamer Bhutta, Mohammed Farooq, Cristina Zanotti, Nemkumar Banthia, Pull-out behavior of different fibers in geopolymer mortars: effect of alkaline solution concentration and curing conditions, Materials and Structures, (2017), 50:80, pp. 1-13.
  • Paulo H. R. Borges, Aamer Bhutta, Luiggi Bavuzo, Nemkumar Banthia, Effect of SiO2/Al2O3 molar ratio on mechanical behavior and capillary sorption of MK-based alkali-activated composites reinforced with PVA fibers, Materials and Structures, (2017), 50:148, pp. 1-12.
  • Cristina Zanotti, Paulo H. R. Borges, Aamer Bhutta, Nemkumar Banthia, Bond strength between concrete substrate and metakaolin geopolymer repair mortar: Effect of curing regime and PVA fiber reinforcement, Cement and Concrete Composites, 80 (2017) 307-316.
  • Aamer Bhutta, Paulo Henrique Riberiro Borges, Cristina Zanotti, Mohammed Farooq, Nemkumar Banthia, Flexural behavior of geopolymer composites reinforced with steel and polypropylene macro fibers, Cement and Concrete Composites, 80 (2017) 31-40.
  • Obinna Onuaguluchi, Paulo H. R. Borges, Aamer Bhutta, Nemkumar Banthia,
  • Performance of scrap tire steel fibers in OPC and alkali-activated mortars, Materials and Structures, (2017), 50:157, pp. 1-10.
  • Nur Farhayu Ariffin, Mohd Warid Hussin, Abdul Rahman Mohd Sam, Muhammad Aamer Rafique Bhutta, Nur Hafizah Abd. Khalid, Jahangir Mirza, Strength properties and molecular composition of epoxy-modified mortars, Construction and Building Materials, Volume 94, 30 September 2015, Pages
  • 315-322
  • Nur Farhayu Ariffin, Mohd Warid Hussin, Abdul Rahman Mohd Sam, Muhammad Aamer Rafique Bhutta, Nor Hasanah Abdul Shukor Lim, Nur Hafizah Abd. Khalid, Degree of Hardening of Epoxy Modified Mortars without Hardener in Tropical Climate Curing Regime, Advanced Materials Research, Vol 1113 (2015) pp 28-35.
  • Nor Hasanah Abdul Shukor Lim, Mohd Warid Hussin, Abdul Rahman Mohd. Sam, Muhammad Aamer Rafique Bhutta, Nur Farhayu Ariffin, Nur Hafizah Abd Khalid, Mostafa Samadi, Properties of Mortar Containing High Volume Palm Oil Biomass Waste, Advanced Materials Research, Vol 1113 (2015) pp 578-585.
  • Mohammad Ismail, Ainul Haezah Noruzman, Muhammad Aamer Rafique Bhutta, Taliat  Yusuf and Ibrahim Hassan Ogiri, Effect of vinyl acetate effluent in reducing heat of hydration of concrete, KSCE Journal of Civil Engineering, Vol. 20 (1), 2016, pp. 145-151.
  • Muhammad Aamer Rafique Bhutta, Warid M, Hussin, Mohd Azreen, Mahmood Mohd Tahir, Sulphate resistance of geopolymer concrete prepared from blended waste fuel ash, J. Mate r. Civ. Eng. 2014.26, pp.04014080-1- 04014080-6.
  • M.A.R.Bhutta, M.W.Hussin and M. Azreen, Durability of blended ash geopolymer concrete in sulfuric acid solutions, Concrete Technology for precast manufacture, CPI-Concrete International, August, 4/2014, pp.156-160.
  • Nur Hafizah, A.K., Bhutta, M.A.R., Jamaludin, M.Y., Warid, M.H., Ismail, M., Rahman, M.S., Yunus, I. , Azman, M., Kenaf fiber reinforced polymer composites for strengthening RC bea ms, Journal of Advanced Concrete Technology, Japan Concrete Institute, Vol.12, No.6, 201 4, 2014, pp.167-177.
  • M.W.Hussin, M.A.R.Bhutta, M. Azreen, M.T. Mahmood, Performance of blended ash geopolymer concrete at elevated temperatures, Materials and Structures, 2014, DOI 10.1617/s11527-014-0251-5.
  • Jahangir Mirza, Benoit Durand, Aamer R Bhutta, Mahmood M Tahir, Preferred test methods to select suitable surface repair materials in severe climates, Construction and Building Materials, 50 (2014) 692-698.
  • M. Aamer Rafique Bhutta, Nur Farhayu Arffin, Mohd Warid Hussin and Nor Hasanah Abdul Shukor, Sulfate and Sulfuric acid resistance of geopolymer mortars using waste blended ash. Jurnal Teknologi, Malaysia, 61:3 (2013), 1-5.
  • Muhammad Aamer Rafique Bhutta, Salihuddin Radin Sumadi and Mohd Warid Hussin. Properties of multi-blended cement mortares using agro-industrial wastes. Malaysian Journal of Civil Engineering, 25(1): 10-19 (2013).
  • Muhammad Aamer Rafique Bhutta, Nor Hasanah, Nur Farhayu, Mohd Warid Hussin, Mahmood bin Md Tahir, Properties of porous concrete from waste crushed concrete (recycled aggregate), Construction and Building Materials, 47 (2013) 1243-1248.
  • Jahangir Mirza, Kaveh Saleh, Marc- André Langevin, Saeed Mirza, Aamer R Bhutta, Mahmood M Tahir, Properties of microfine cement grouts at 4℃, 10℃ and 20℃, Construction and Building  Materials, 47 (2013) 1145-1153.
  • Jahangir Mirza, Muhammad Aamer Rafique Bhutta, Mahmood Md Tahir, In situ performance of field moulded joint sealants in dams, Construction and Building Materials, 41 (2013), pp.889-896.
  • Muhammad Aamer Rafique Bhutta, Tsuyoshi Maruyama and Ken Tsuruta, Use of polymerimpregnated permanent forms in marine environment: 10-year outdoor exposure in Saudi Arabia, Construction and Building Materials, 43 (2013), pp.50-57.
  • M. Azreen, M.A.R.Bhutta, M.W.Hussin, M. Mohd Tahir, Nor Aziah. Sulfuric acid resistance of blended ash geopolymer concrete, Construction and Building Materials, 43 (2013), pp.80-86.
  • M. Aamer Rafique Bhutta, K. Tsuruta and J. Mirza, Evaluation of high-performance porous concrete properties, Construction and Building Materials, 31 (2012), pp.67-73.
  • Bala Muhammad, Mohammad Ismail, Muhammad Aamer Rafique Bhutta, Influence of nonhydrocarbon substances on  the compressive strength of natural rubber latex-modified concrete, Construction and Building Materials, 27 (2012), pp.241-246.
  • Muhammad Aamer Rafique Bhutta and Yoshihiko Ohama. Recent status of research and development of concrete-polymer composites in Japan, Concrete Research Letters, Vol.1 (4), 2010, pp.125-130.
  • Muhammad Aamer Rafique Bhutta, Air permeability of hardener-free epoxy-modified mortars using NDT, Concrete Research Letters, Vol.2(2), 2011, pp.241-248.
  • Mohd Azreen Mohd Ariffin, Mohd Warid Hussin and M. Aamer Rafique Bhutta, Mix design and compressive strength of geopolymer concrete containing blended ash from agroindustrial waste, Advanced Materials Research Vol. 339 (2011) pp 452-457.
  • Muhammad Aamer Rafique Bhutta and Yoshihiko Ohama. Recent status of research and development of concrete-polymer composites in Japan, Concrete Research Letters, Vol.1(4), 2010, pp.125-130.
  • Mohammad Aamer Rafique Bhutta, Ken Tsuruta and Yoshihiko Ohama, Strength properties of polymer mortar panels using MMA solution of waste expanded polystyrene, Construction and Building Materials, 25 (2011), pp.779-789.
  • Bala Muhammad, Mohammad Ismail, A.A.Yossuf and A.R.B. Muhammad, Elastomeric influence of natural rubber latex on cement mortar at high temperatures using thermal degradation analysis, Construction and Building Materials, 25 (2011), pp.2223-2227.
  • Mohammad Aamer Rafique Bhutta and Yoshihiko Ohama, Effects of polymer-cement ratio and accelerated curing on flexural behavior of hardener-free epoxy-modified mortar panels, Journal of Materials and Structures, RILEM Publications, Vol. 43, No.3, April 2010, pp.429439.
  • M. Aamer Rafique Bhutta, Ken Tsuruta and Yoshihiko Ohama, Flexural behavior of polymer mortar permanent forms using methyl methacrylate solution of waste expanded polystyrene, International Journal of Concrete Structures and Materials (IJCSM), Korea Concrete Institute, Vol.2, No.1, pp. 3539, June 2008.
  • Muhammad Aamer Rafique Bhutta, Yoshihiko Ohama and Katsunori Demura, Underwater adhesion of polymethyl methacrylate concretes to reinforcing steel (Reinforcing bars), ACI Materials Journal, V. 96, No.1, Jan./Feb. 1999, pp. 90-94.
  • M. Aamer Rafique Bhutta, Basic properties of polymethyl methacrylate mortars for underwater placement, Journal of Ferrocement: Vol.26, No.3, July 1996, pp.171-179.
  • M. Aamer Rafique Bhutta, Yoshihiko Ohama and Katsunori Demura, Strength properties of polymethyl methacrylate (PMMA) mortars placed and bonded underwater, Transactions of the Japan Concrete Institute, Vol. 15, Jan. 1994, pp. 77-84.
  • M. Aamer Rafique Bhutta, Yoshihiko Ohama and Katsunori Demura, Strength properties of commercial polymer concretes, Journal of Engineering, Nihon University, Series A, Vol. 34, Mar. 1993, pp. 103108.
  • Ohama, Y., Demura, K., Pareek, S., and Bhutta, M.A.R., Underwater adhesion of polymethyl methacrylate mortars, Polymers in Concrete, SP-137, Book, American Concrete Institute, Detroit, 1993, pp. 93-107.
  • Farooq M., Bhutta A., Borges P.H.R., Zanotti C., Banthia N. (2018) Flexural Behavior and Single Fiber-Matrix Bond-Slip Behavior of Macro Fiber Reinforced Fly Ash-Based Geopolymers. In: Hordijk D., Luković M. (eds) High Tech Concrete: Where Technology and Engineering Meet. Springer, Cham.
  • Farooq M., Bhutta A., Banthia N. (2017) Effect of slag addition and rate of loading on fibre pullout in alkali-activated fly ash-based materials. In: Santhanam M., Gettu R., Pillai R., Nayar S.K. (eds) Proc of 71st RILEM Annual Week & ICACMS 2017. Chennai. Vol 3, P19-28.
  • Aamer Bhutta, Paulo H.R.Borges, Nemkumar Banthia, Mechanical properties of MK-based geopolymer composites reinforced with PVA and PET fibers, Proceedings of the 9th RILEM International Symposium on Fiber Reinforced Concrete (BEFIB 2016), September 19-21, 2016, Vancouver.
  • Cristina Zanotti, Paulo Henrique Ribeiro Borges, Aamer Bhutta, Nemkumar Banthia, Bond strength between concrete substrate and metakaolin geopolymer repair mortar: Effect of curing regime and PVA fiber reinforcement, Proceedings of the 9th RILEM International Symposium on Fiber Reinforced Concrete (BEFIB 2016), September 19-21, 2016, Vancouver.
  • A.K. Nur Hafizah, M.W. Hussin, M. Ismail, M.A.R. Bhutta, M. Azman, P.J. Ramadhansyah, A. Nur Farhayu and A.S.L. Nor Hasanah, Potential Effect of Palm Oil Fuel Ash as Micro-Filler of
  • Polymer Concrete, Proceedings of the International Conference on Global Sustainability and Chemical Engineering, ICGSCE, 2014, Johor Bahru, Malaysia, pp. 41-49
  • Mohammad Ismail. Muhammad Aamer Rafique Bhutta and Ainul Haezah Noruzman,
  • Mechanical properties of polymer-modified concrete with addition of vinyl acetate waste, The Seventh International Conference on Structural Engineering: New Developments in Structural Engineering and Construction, Honolulu, June, 2013, pp. 1-6.
  • Bhutta, M.A.R., Nur Hafiza, A.K., Jamaludin, M.Y., Warid, M.H., Ismail, M., Azman, M. Strengthening reinforced concrete beams using kenaf fiber reinforced polymer composite laminates, Proceeding of The Third International Conference on Sustainable Construction Materials and Technologies-SCMT3, Kyoto, Japan Concrete Institute, Aug. 2013, paper no. T2-4 1.
  • Hussin, M.W., Nur Farhyu, A., Bhutta, M.A.R., Nor Hasanah, A.S.L. Study on dry-wet cyclic resistance of geopolymer mortars using blended ash from agro-industrial waste, Proceeding of The Third International Conference on Sustainable Construction Materials and Technologies-SCMT3, Kyoto, Japan Concrete Institute, Aug. 2013, paper no. T4-3 3.
  • Mohammad Ismail, Muhammad Aamer Rafique Bhutta, Ainul Haezah Noruzman, Laboratory evaluation of polymer-modified mortars incorporating waste latex paint effluent, Proceedings of International Conference on Research, Development and Practice in Structural Engineering and Construction, Perth, Australia, Nov.2012, pp.413-418.
  • M. A. R. Bhutta, R. S.Salihuddin, M. W. Hussin, Physical and mechanical properties of  multiblended cement mortars using agro-industrial waste, Proceeding of 11th International Conference on Concrete Engineering and Technology, CONCET 2012, Putrajaya, Malaysia, June, 2012.
  • M. A. R. Bhutta, A. R. Mohd Sam, Nor Hasanah and Nur Farhyu, Development of porous concrete from waste crushed concrete (recycled aggregate), Proceeding of 11th International Conference on Concrete Engineering and Technology, CONCET 2012, Putrajaya, Malaysia, June, 2012.
  • Mohd Azreen Mohd Ariffin, Mohd Warid Hussin and M. Aamer Rafique Bhutta, Structural performance of POFA-PFA based geopolymer concrete beam, Proceeding of 11th International Conference on Concrete Engineering and Technology, CONCET 2012, Putrajaya, Malaysia, June, 2012.
  • M. Aamer Rafique Bhutta, M. Warid Hussin, Mohd Azreen Mohd Ariffin, Nor Hasanah Binti Abdul Shukur and Nur Farhayu Binti Ariffin, Mix design and compressive strength of FA-POFA based geopolymer mortar, Proceedings of the 9th International Symposium on High Performance Concrete: Design, Verification & Utilization, August, 2011, Rotorua, New Zealand, p.15.
  • Mohd Azreen Mohd Ariffin, Mohd Warid Hussin and M. Aamer Rafique Bhutta, Mechanical properties of geopolymer concrete using blended ash from agro-industrial waste,
  • Proceedings of Concrete 2011: Building a sustainable future, October, 2011, Concrete Institute of Australia, Perth, WA, p.92
  • M. Aamer Rafique Bhutta, and Y. Ohama, Modern construction materials – A review on Japanese industry, Conference on Building and Infrastructural, World Engineering Congress 2010, Sarawak, Malaysia, Kuching, Sarawak, Aug. 2010, pp. 569-576.
  • M. Aamer Rafique Bhutta and Ken Tsuruta, Evaluation of properties of workable porous concrete, Our World in Concrete and Structures, Singapore, Aug.2010, pp. 199-207.
  • M. Aamer Rafique Bhutta, K. Imamoto and Y. Ohama, Evaluation of air permeability of hardener-free epoxy-modified mortars using nondestructive testing method, International Congress on Polymers in Concrete, Madeira, Portugal, Department of Civil Engineering, University of Minho, Feb. 2010, Oficinas Graficas de Barbosa & Xavier, Lda, Bragapp. 333340.
  • Muhammad Aamer Rafique Bhutta and Yoshihiko Ohama, Status of research and applications of concrete-polymer composites in Japan, Proceedings of the 7th Asia Pacific Structural Engineering and Construction Conference (APSEC 2009), Langkawi, Malaysia, Aug. 2009, pp.770-775.
  • M.A.R.Bhutta, K. Imamoto and Y. Ohama, Air permeability of epoxy-modified mortars as repair material,
  • Proceedings of the International Conference on Concrete Repair, Rehabilitation and Retrofitting ICCRRR 2008, Cape Town, South Africa, published on CD-ROM, Department of Civil Engineering, University of Cape Town, Cape Town, South Africa, Nov. 2008, pp. 895-899.
  • M. Aamer Rafique Bhutta, Ken Tsuruta and Yoshihiko Ohama, Flexural behavior of polymer concrete permanent forms using EPS-MMA-based binder, Proceedings of the 12th International Conference on Polymers in Concrete, Kangown National University, Chuncheon, Korea, September 26-28, 2007, pp. 503-511.
  • Aamer R. Bhutta and Yoshihiko Ohama, Flexural behavior and adhesion in tension of epoxymodified concrete permanent forms, International Conference on Advances in Cement Based Materials and Applications in Civil Infrastructure – (ACBM-ACI)”, University Engineering and Technology, Lahore, Pakistan, Dec. 12-14, 2007, pp 177-186.
  • Bhutta R. Aamer and Ken Tsuruta, A study on the application of porous concrete pavement, International Conference on Advances in Cement Based Materials and Applications in Civil Infrastructure – (ACBM-ACI), University of Engineering and Technology, Lahore, Pakistan, Dec. 12-14, 2007, 743-752.
  • Dr. M. Aamer Rafique Bhutta and Dr. Yoshihiko Ohama, Recent status of research and development of concrete-polymer composites in Japan, International Workshop on Cement Based Materials and Civil Infrastructures- (CBM-ACI), NED University of Engineering and Technology, Karachi, Pakistan, Dec.10-11, 2007, 289-294.
  • M.A.R.Bhutta, K.Tsuruta and T.Shindo, Manufacturing and applications of polymerimpregnated concrete (PIC) permanent form in Japan: current status, Proceedings of 5th Asian Symposium on Polymers in Concrete, Structural Engineering Research Centre, CSIR Campus, Chennai, India, Sept. 2006, 559-568.
  • Mohammad Aamer Rafique Bhutta, Ken Tsuruta and Shinichi Takamura, Evaluation of basic properties of flowable porous concrete, Proceedings of the Eighth International Summer Symposium, International Activities of Committee, Japan Society of Civil Engineers, Nagoya University, Nagoya, July, 2006, pp.303-306.
  • Mohammad Aamer Rafique Bhutta, Ken Tsuruta and Shinichi Takamura, Development of highly flowable porous concrete, Proceedings of the 59th Annual Meeting of CAJ (The Cement Association of Japan), Tokyo, May 2005.
  • T.Maruya, Y.Matsuoka, M.A.R.Bhutta and K.Tsuruta, Outdoor exposure of polymerimpregnated concrete (PIC) permanent forms in Saudi Arabia, Proceedings of the International Conference on Concrete Repair, Rehabilitation and Retrofitting ICCRRR 2005, Cape Town, South Africa, will be published on CD-ROM, Department of Civil Engineering, University of Cape Town, Cape Town, South Africa, Nov. 21-23, 2005, pp.225-230.
  • M.A.R.Bhutta, K.Tsuruta and S.Takamura, Sustainability of polymer-impregnated concrete panel as permanent form, Proceedings of the International Conference on Concrete Repair, Rehabilitation and
  • Retrofitting ICCRRR 2005, Cape Town, South Africa, will be published on CD-ROM, Department of Civil Engineering, University of Cape Town, Cape Town, South Africa, Nov. 21-23, 2005, pp.231-237.
  • M.A.R.Bhutta, B. Narisawa, N. Maeda and Y. Ohama, Durability of polymer mortar counterweights,
  • Proceedings of the 10th International Congress on Polymers in Concrete and ICPIC/ICRI International Concrete Repair Workshop, Hawaii, Published on CD-ROM, Department of Civil Engineering, The University of Texas at Austin, Texas, U.S.A, Nov. 2001, Paper 8.
  • M.A.R.Bhutta, B.Narisawa and N.Maeda, Polymer mortar counterweights, Proceedings of the Third Asia Symposium on Polymers in Concrete (ASPIC-2000), Tongji University, Shanghai, Nov. 20-23, 2000, pp. 402-407.
  • M.A.R.Bhutta, N. Maeda, Y. Ohama and K. Demura, Process technology of polymethyl methacrylate mortars and concretes for underwater construction work, Proceedings of the Our World in Concrete & Structures, Concrete for Y2K and Beyond, Silver Anniversary Conference, Vol. XIX, Singapore, August, 2000, pp. 213-220
  • Y. Ohama, K. Demura, M.A.R.Bhutta, T. Kobayashi and T. Kawano, Adhesion between fresh polymethyl methacrylate mortar and fresh cement mortar and concrete, Proceedings of the 2nd
  • International RILEM Symposium on Adhesion between Polymers and Concrete (ISAP’99), RILEM Proceedings PRO 9, RILEM Publications, Cachan, France, Sept. 1999, pp. 47-56.
  • Y. Ohama, K. Demura, M.A.R.Bhutta, Water resistance of polymethyl methacrylate mortars, Proceedings of the Second East Asia Symposium on Polymers in Concrete (II-EASPIC), E & FN Spon, London, May 1997, pp. 511-520.
  • M.A.R.Bhutta, T. Kobayashi and T. Kawano, Y.Ohama and K.Demura, Evaluation of adhesion between fresh polymer mortars and fresh cement concrete, Proceedings of the Second East Asia Symposium on Polymers in Concrete (II-EASPIC), E & FN Spon, London, May 1997, pp. 273-282.
  • M.A.R.Bhutta, Y. Ohama, K. Demura and N. Maeda, Effect of water temperature on underwater strength properties of polymethyl methacrylate mortars, Proceedings of the International Conference on Concrete in The Service of Mankind (Radical Concrete Technology), E & FN Spon, London, June 1996, pp. 597-606.
  • M.A.R.Bhutta, Y. Ohama and K. Demura, Cement paste primers for underwater adhesion of polymethyl methacrylate mortars to cement mortar substrates, Proceedings of the 8th International Congress of Polymers in Concrete, Technological Institute of the Royal Flemish Society of Engineers, Antwerp, July 1995, pp. 521-526
  • M. Aamer Rafique Bhutta, Yoshihiko Ohama and Katsunori Demura, Underwater adhesion of polymethyl methacrylate mortar bonded to cement mortar substrate, Proceedings of the First East Asia Symposium on Polymers in Concrete, Kangwon National University, Chuncheon, Korea, May 1994, pp. 109-11
  • M. Aamer Rafique Bhutta, Basic properties of polymethyl methacrylate mortars for underwater placement, Proceedings of the 37th Japan Congress on Materials Research, The Society of Materials Science, Japan, Kyoto, Mar. 1994, pp. 134-139.
  • M. Aamer Rafique Bhutta, Yoshihiko Ohama and Katsunori Demura, Improvement in adhesion of polymethyl methacrylate mortars bonded underwater, Proceedings of the Third Japan International SAMPE Symposium on Advanced Materials (New Processes and Reliability), Vol.1, Japan Chapter of SAMPE, Tokyo, Dec. 1993, pp. 178-183.
  • M.A.R.Bhutta, Y. Ohama and K. Demura, Polymethyl methacrylate concrete for underwater construction, Proceedings of the International Conference on “Concrete 2000”, Economic and Durable Construction through Excellence, E & FN Spon, London, Sept. 1993, pp. 1060-1070
  • M. Aamer Rafique Bhutta, Yoshihiko Ohama and Katsunori Demura, Strength properties of polymethyl methacrylate (PMMA) mortars placed and bonded underwater, Proceedings of the Japan Concrete Institute, Vol. 15, No.1, June, 1993, pp. 1235-1240.
  • Yoshihiko Ohama, Katsunori Demura and M. Aamer Rafique Bhutta, Polymer mortars for underwater concreting, Proceedings of the 7th International Congress on Polymers in Concrete, Betecom, Moscow, Sept. 1992, pp. 86-97.
  • Yoshihiko Ohama, Katsunori Demura and M. Aamer Rafique Bhutta, Techniques for improving adhesion and strength properties of polymethyl methacrylate (PMMA) mortars placed and bonded underwater, Proceedings of the 35th Japan Congress on Materials Research, The Society of Materials Science, Japan, Kyoto, Mar. 1992, pp. 77-82.