Journal Publications: 

• Marbaniang, D. F., Kar, A., Adak, D., Ramagiri, K. K., Srinivas, D., and Ray, I., (2023), “Optimization of Activator Concentration for Graphene Oxide-based Alkali Activated Binder”, ACI Materials Journal, Accepted for publication.

• Chottemada, P.G., Kar, A., Kara De Maeijer, P., (2023), “Environmental Impact Analysis of Alkali-Activated Concrete with Fiber Reinforcement”, Infrastructures (MDPI), 8 (4), 68.
• Bandlamudi, R. K., Dutta, J. R., and Kar, A., (2023), “Applications of microbial calcium carbonate precipitation in concrete through denitrification: a review”, Innovative Infrastructure Solutions (Springer), 8 (113), 1-20.
• Bandlamudi, R. K., Kar, A., and Dutta, J. R., (2023), “A review of durability improvement in concrete due to bacterial inclusions”, Frontiers in Built Environment, 9 (7), 1-6.
• Koramati, S., Mukherjee, A., Majumdar, B. B., and Kar, A., (2022), “Development of crash prediction model using Artificial Neural Network (ANN): A case study of Hyderabad, India”, Journal of The Institution of Engineers (India): Series A (IEIA), Accepted on 24-09-2022.
• Ramagiri, K.K.; Kara De Maeijer, P.; Kar, A. (2022), “High-Temperature, Bond, and Environmental Impact Assessment of Alkali-Activated Concrete (AAC)”, Infrastructures (MDPI), 7 (9), 119-150.
• Rahaman, S., Dutta, J.R., Kar, A. and Bandyopadhyay, M., (2022), “Laboratory Investigations to Optimize the Physicochemical Parameters for Bacillus cereus Inclusions in Concrete for Enhanced Compressive Strength and Chloride Resistance”, Journal of The Institution of Engineers (India): Series A (IEIA), Accepted on 25-08-2022.
• Ramagiri, K.K., Kar, A., Kara De Maeijer, P., and, Rodriguez Sanchez, J., (2022), “Experimental Determination, Correlation with Microanalyses, and Development of Simplified Prediction Models for Drying Shrinkage of Alkali-Activated Concrete”, ASCE Journal of Materials in Civil Engineering, 38(4), pp. 1-17.
• Chakravarthy, G. S., Guharay, A., and Kar, A., (2021), "Experimental Investigations on Strength and Durability of Alkali‐Activated Binder‐Treated Natural Jute Geotextile", International Journal of Geosynthetics and Ground Engineering (Springer), 7:97, pp. 1-18.
• Ramagiri, K.K.; Chintha, R.; Bandlamudi, R.K.; Kara De Maeijer, P.; and Kar, A., (2021), “Cradle-to-Gate Life Cycle and Economic Assessment of Sustainable Concrete Mixes—Alkali-Activated Concrete (AAC) and Bacterial Concrete (BC)”, Infrastructures (MDPI), 6 (104), pp. 1-21.
• Srinivas, D., ​Ramagiri, K. K., Kar, A., Adak, D., Farsangi, E. N., and Dutta. S, (2021), “Experimental Characterization of Quaternary Blended Mortar Exposed to Marine Environment using Mechanical Strength, Corrosion Resistance and Chemical Composition”, Journal of Building Engineering (Elsevier), 44, 102822.
• Ramagiri, K. K., Chauhan, D., Gupta, S., Kar, A., Adak, D., and Mukherjee, A., (2021), “High-temperature performance of ambient-cured alkali-activated binder concrete”, Innovative Infrastructure Solutions (Springer), 6:71, pp. 1-12.
• Chakravarthy, G. S., Guharay, A., and Kar, A., (2021), "Effect of soil burial exposure on durability of alkali‑activated binder‑treated jute geotextile", Innovative Infrastructure Solutions (Springer), 6:62, pp. 1-10.
  
• Ramagiri, K. K., Patil, S., Mundra, H., and Kar, A., (2020), "Laboratory investigations on the effects of acid attack on concrete containing portland cement partially replaced with ambient-cured alkali-activated binders", Advances in Concrete Construction (Techno-Press), 10 (3), pp. 221-236.
  
• Syed, M., Guharay, A., and Kar, A., “Stabilisation of Expansive Clayey Soil with Alkali Activated Binders”, Geotechnical and Geological Engineering, 12 July 2020, pp.1-21. 
• Syed, M., Guharay, A., Agarwal, S., and Kar, A., “Stabilization of Expansive Clays by Combined Effects of Geopolymerization and Fiber Reinforcement”, J. Inst. Eng. India Ser. A, 100, 16 pp.
• Ramagiri, K. K. and Kar, A. (2019), “Effect of Precursor Combination and Elevated Temperatures on the Microstructure of Alkali-Activated Binder”, Indian Concrete Journal, 93 (10), pp. 34-43.
• Mahipal, H. A. F., Kar, A., and Raychoudhury, T. (2019), "Fluoride removal by novel composite material and its performance in the fixed bed column filter", Current Science, 116 (12), pp. 2077-2083.
• Jayatheja M., GuhaRay, A., and Kar, A. (2019), "Experimental Analysis of Strength and Deformation Behavior of Soils Reinforced with Building Derived Materials", Indian Geotechnical Journal, pp. 1-11.
• Suluguru, A. K., Jayatheja, M., GuhaRay, A., Kar, A., & Anand, A. (2018), "Characterization of building derived materials for partial replacement of pavement subgrade layer", Innovative Infrastructure Solutions, 3 (1), pp. 78.
• Jayatheja M., GuhaRay, A., Suluguru, A. K., Anand, A., and Kar, A. (2018), "Performance of cohesionless soil partially replaced with building derived materials as a foundation material under static loading conditions", International Journal of Geotechnical Engineering, pp. 1-10.
• Suluguru, A.K., Surana, S.R., GuhaRay, A., Kar, A. and Jayatheja, M. (2018), “Experimental Investigations on Building Derived Materials in Chemically Aggressive Environment as a Partial Replacement of Soil in Geotechnical Applications”, Geotechnical and Geological Engineering, An International Journal, pp. 1-17.
• Gupta, S., GuhaRay, A., Kar, A. and Komoravolu V.P. (2018), "Performance of Alkali Activated Binder Treated Jute Geotextile as Reinforcement for Subgrade Stabilisation", International Journal of Geotechnical Engineering, pp. 1-15.
• Mazhar, S., GuhaRay, A., Kar, A., Avinash, G.S.S. and Sirupa R. (2018), "Stabilization of Expansive Black Cotton Soils with Alkali Activated Binders", In: Wu W., Yu HS. (eds) Proceedings of China-Europe Conference on Geotechnical Engineering, Springer Series in Geomechanics and Geoengineering, pp. 826-829.
• Gupta, S., GuhaRay, A., Kar, A. and Komoravolu V.P. (2018), "Effect of Strain Rate on Interface Friction Angle between Sand and Alkali Activated Binder Treated Jute, Springer", In: Wu W., Yu HS. (eds) Proceedings of China-Europe Conference on Geotechnical Engineering, Springer Series in Geomechanics and Geoengineering, pp. 801-804.
• Jayatheja, M., Suluguru, A. K., GuhaRay, A., Kar, A. (2018), “Utilization of Building Derived Material for improving performance of Sand as a Foundation Material”, ASCE Geotechnical Special Publication 296 - IFCEE 2018: Innovations in Ground Improvement for Soils, Pavements, and Subgrades, pp. 485-494.
• Suluguru, A. K., Jayatheja, M., Kar, A., GuhaRay, A., Surana, S. R., and James, N., (2017), "Experimental Studies on the Microstructural, Physical and Chemical Characteristics of Building Derived Materials to Assess their Suitability in Ground Improvement", Construction and Building Materials, 156, pp. 921 - 932.
• Kalidindi, S., Vecha, M., Kar, A., and Raychoudhury, T., (2016), "Aluminum-cerium double-metal impregnated activated carbon: a novel composite for fluoride removal from aqueous solution", Water Science & Technology: Water Supply, 17 (1), pp. 115-124.
• Kar, A., Ray, I., Unnikrishnan, A., and Halabe, U. B., (2016), "Prediction Models for Compressive Strength of Concrete with Alkali-Activated Binders", Computers and Concrete, An International Journal, 17 (4), pp.523-539.
• Kar, A., Ray, I., Halabe, U. B., and Unnikrishnan, A., (2016), "Physicochemical and Microstructural Characterizations of Alkali-Activated Binder Systems", International Journal of Structural and Civil Engineering Research, 5 (2), pp. 119-129.
• Kar, A., Ray, I., Halabe, U. B., and Unnikrishnan, A, (2015), "Comparisons of Linear Regression Models for Properties of Alkali-activated Binder concrete", European Scientific Journal, 11 (27), pp. 1-17.
• Kar, A., Ray, I., Halabe, U. B., Unnikrishnan, A. and Dawson-Andoh, B., (2014), "Characterizations and Estimation of Alkali Activated Binder Paste from Microstructures", International Journal of Concrete Structures and Materials, 8 (3), pp. 213-228.
• Kar, A., Halabe, U. B., Ray, I., and Unnikrishnan, A., (2013), "Nondestructive Characterizations of Alkali Activated Fly Ash and/or Slag Concrete", European Scientific Journal, 9 (24), pp. 52-74.
• Ray. I., Fan. D., Davalos, J. F., and Kar, A., (2012), “Durability of High-performance Concrete for Bridge Deck”, Special issues: "Durability of Concrete Structures", International Journal of Structural Engineering, 4 (1), pp. 35-62.
• Ray, I., Gong, Z., Davalos, J. F., and Kar, A., (2012), “Shrinkage and Cracking Studies of High Performance Concrete for Bridge Decks”, Construction and Building Materials, 28 (1), pp. 244-254.
• Kar, A., Ray, I., Unnikrishnan, A., and Davalos, J. F., (2012), “Composite modeling to predict shrinkage of concretes containing supplementary cementitious materials from paste volumes”, Construction and Building Materials, 43, pp. 139-155.
•  Kar, A., Ray, I., Unnikrishnan, A., and Davalos, J. F., (2012), “Estimation of C-S-H and Calcium Hydroxide for Cement Pastes Containing Slag and Silica Fume”, Construction and Building Materials, 30, pp. 505-515.
• Kar, A., Ray, I., Unnikrishnan, A., and Davalos, J. F., (2012), “Microanalysis and Optimization-Based Estimation of C-S-H Contents of Cementitious Systems Containing Fly Ash and Silica Fume”, Cement and Concrete Composites, 34 (3), pp. 419-429. 

Book Chapters and Special Publications: 

• Boindala, S. P., Ramagiri, K. K., and Kar, A. (2022), “Investigation of crushed concrete aggregates as a replacement for natural aggregates in AAB concrete”, Recent Trends in Civil Engineering, Springer Nature. Awarded Best Paper at The First International Conference on Recent Advancements in Civil Engineering (ICRACE) 2021 NIT Silchar, 17-19 September 2021.
• Adak, D., Srinivas, D., Ramagiri, K.K., Kar, A., and Dutta, S., (2022). “Effect of Graphene Oxide on Strength and Durability of Activated Slag Mortar”, In: Fonseca de Oliveira Correia, J.A., Choudhury, S., Dutta, S. (eds) Advances in Structural Mechanics and Applications, ASMA 2021, Structural Integrity, vol 19. Springer, Cham.  

• Kar, A., Ramagiri, K. K., Boindala, S. P., Ray, I., Halabe, U.B., and Unnikrishnan, A., (2022). “Investigations on Chemical, Mechanical, and Long-Term Characteristics of Alkali-Activated Concrete”, In Reddy K.R., Pancharathi R.K., Reddy N.G., Arukala S.R. (eds) Advances in Sustainable Materials and Resilient Infrastructure, Springer Transactions in Civil and Environmental Engineering, Springer, Singapore, pp. 133-144.

• Prabhakar, S., Tewani, H. R, Kar, A., Sengupta, S., and Tewari, N., (2022), “Introducing a Simplified Approach for 3D Simulation of Hydration of Cementitious Binder Systems Using MATLAB (MATHYD3D)”, Lecture Notes in Civil Engineering - Proceedings of SECON’21, 171, pp 709-716.

• Ramagiri, K. K., Boindala, S. P., Zaid, Md., and Kar, A., (2022), “Random forest-based algorithms for prediction of compressive strength of ambient-cured AAB concrete – a comparison study”, Lecture Notes in Civil Engineering - Proceedings of SECON’21, 171, pp. 717-725.
• Ramagiri, K. K., Kudumala, Y. S., Chintha, R., and Kar, A., (2022), “Drying shrinkage of alkali-activated paste, mortar and concrete – a comparison study for varying Ms modulus”, Lecture Notes in Civil Engineering - Proceedings of SECON’21, 171, pp. 551-557.
• Ramagiri, K. K., Rajesh Chauhan, D., Gupta, S., Sridharan, R., Kar, A., Unnikrishnan, A., and Guharay, A., (2021), "Predicting Durability Characteristics of Concrete with Alkali Activated Binders Using Reliability Analysis", ASCE Earth and Space 2021, pp. 113-122.
  
• Chakravarthy, G. S., Guharay, A., and Kar, A., "Strength Characterisation of Alkali Activated Binder treated Jute for Ground Improvement", Innovative Civil Engineering Materials - Proceedings of the Second ASCE India Conference on “Challenges of Resilient and Sustainable Infrastructure Development in Emerging Economies” Kolkata, India, 02 - 04 March, 2020, Cambridge Scholars Publishing (India).
• Jayatheja, M., Guharay, A., Kar, A., and Suluguru, A., (2021), “Building Derived Materials—Sand Mixture as a Backfill Material”, Sustainable Environment and Infrastructure, Lecture Notes in Civil Engineering - Proceedings of EGRWSE 2019, 90, pp. 437-446.
  
• Dhevaraju, L., Reddy, E.A., Dogiparthy, N.D. and Kar, A., (2019), “Relationship Between Flexural and Compressive Strength of Concrete Made of Alkali Activated Binder”, Lecture Notes in Civil Engineering - Proceedings of SECON’19, 46, pp. 139-145.
• Rahaman, S., Dutta, J.R., Kar, A. and Bandyopadhyay, M., (2019), “Investigating the Growth of Microbial Colonies in Cement Paste to Aid in Concrete Repair”, Lecture Notes in Civil Engineering - Proceedings of SECON’19, 46, pp. 247-256.
• Boindala, S. P., Ramagiri, K. K., Alex, A., and Kar, A. (2019), “Step-Wise Multiple Linear Regression Model Development for Shrinkage Strain Prediction of Alkali Activated Binder Concrete”, Lecture Notes in Civil Engineering - Proceedings of SECON’19, 46, pp. 91-98.
• Ramagiri, K. K., Chauhan, D., Gupta, S., Kar, A., and Adak, D., (2020), “Evaluation of Structural Performance of Concrete with Ambient-cured Alkali Activated Binders”, Lecture Notes in Civil Engineering - Proceedings of SECON’19, 46, pp. 1-10
• Suluguru, A. K., Kar, A., GuhaRay, A., and James, N., (2016), "Experimental Studies on Physical Properties and Strength Response of Construction and Demolition Wastes”, Recent Advances in Structural Engineering, Springer, 1, pp. 635-646.
• Tewani, H.R., Kar, A., Ghosh, S., (2018), "Web-based Application to Predict Shrinkage for Concrete Containing Portland-Composite Cements", In Proceedings of 2^nd International Conference on Advances in Concrete, Structural, and Geotechnical Engineering (ACSGE 2018), BITS Pilani, Pilani Campus, 26-28 February 2018, Bloomsbury Publishing.
• Suluguru, A. K., Kar, A., GuhaRay, A., and N. James, (2016), "Experimental Studies on Physical Properties and Strength Response of Construction and Demolition Wastes”, Structural Engineering Convention, CSIR-SERC, IIT Madras, India, 21-23 December 2016. 

 Conference Proceedings: 

• Ramagiri, K.K.; Kara De Maeijer, P.; and Kar, A., (2022). “High-Temperature, Bond, and Environmental Impact Assessment of Alkali-Activated Concrete (AAC)”, Engineering Proceedings, 17 (24).  
• Ramagiri, K. K. and Kar, A., (2020), “Effect of high-temperature on the microstructure of alkali-activated binder”, Materials Today: Proceedings 28 (2), pp. 1123-1129.
• Kiranmaye, B. R., Dutta, J. R., Kar, A., Parimi, C., Raju, S., (2020), “Optimization of culture parameters of Pseudomonas alcaligenes for crack healing in concrete”, Materials Today: Proceedings 1.          28 (2), pp. 713-716.
• Jayatheja, M., GuhaRay, A., and Kar, A., “Experimental Investigations on Earth Pressures of Soil admixed with Building Derived Materials under Rotational Failure Mode”, Symposium on Recent Advances in Sustainable Geotechnics, IGS Kanpur Chapter, IIT Kanpur, 17-20 October, 2019.
• Alex, A. H., Ramagiri, K. K., Kar, A., (2019), "Correlation between microstructural characteristics and specimen-level shrinkage of alkali-activated binder concrete", UKIERI Concrete Congress 2019, NIT Jalandhar, India, 5-8 March 2019.
• Syed, M., Guha Ray, A., Avinash, G.S.S., and Kar, A., "Geopolymerisation of Expansive Black Cotton Soils with Alkali Activated Binders", Proceedings of the Indian Geotechnical Conference, IGS-2018, IISC, Bengaluru, 13-15 December, 2018.
• Jayatheja, M., Guha Ray, A., and Kar, A., "Effect of Strain Rate on Shear Strength of Red Soil partially replaced with Building Derived Materials", Proceedings of the Indian Geotechnical Conference, IGS-2018, IISC, Bengaluru, 13-15 December, 2018.
• Ramagiri, K. K., Gupta, S., Chauhan, D., Kar, A., and Adak, D., (2018), "Evaluation of the behavior of reinforced concrete with alkali activated binders under ambient curing conditions", 11th Structural Engineering Convention (SEC) 2018, Jadavpur University, Kolkata, India, 19-21 December 2018.
• Mundra, H., Patil, S., and Kar, A., (2018), "Evaluation of the Behavior of Concrete with Alkali Activated Binders to Acid Attack", 11th Structural Engineering Convention (SEC) 2018, Jadavpur University, Kolkata, India, 19-21 December 2018.
• Gupta, S., GuhaRay, A., Kar, A., Komaravolu, V. P., (2018), “Effect of strain rate on interface friction angle between sand and alkali activated binder treated jute.”, China – Europe Conference on Geotechnical Engineering, Vienna, Austria, 13-16 August 2018. 
• Jayatheja, M., Suluguru, A. K., GuhaRay, A., Kar, A., (2018), “Utilization of Building Derived Material for improving performance of Sand as a Foundation Material”, International Foundations Congress and Equipment Exposition (IFCEE 2018), Orlando, Florida, USA, 5-10 March 2018.
• Tewani, H.R., Kar, A., Ghosh, S., (2018), "Web-based Application to Predict Shrinkage for Concrete Containing Portland-Composite Cements", 2^nd International Conference on Advances in Concrete, Structural, and Geotechnical Engineering (ACSGE 2018), BITS Pilani, Pilani Campus, India, 26-28 February 2018.
• S. Gupta, A. GuhaRay, A. Kar, and V. P. Komaravolu, (2017), "Alkali Activated Binder treated Jute Reinforced Soil: A Preliminary Study", IGC 2017 – GeoNEst, IIT Guwahati, India, 14-16 December 2017.
• M. Jayatheja, A.K. Suluguru, A. GuhaRay, A. Kar, and A. Anand, (2017), "Laboratory Shear Strength Studies of Sand admixed with Building Derived Materials", IGC 2017 – GeoNEst, IIT Guwahati, India, 14-16 December 2017.
• Surana, S. R., Kar, A., GuhaRay, A., Suluguru, A. K., and Jayatheja, M., (2017), "Experimental Investigations on Building Derived Materials in Chemically Aggressive Environment as a Partial Replacement for Sandy Soil in   Ground Improvement", Urbanization Challenges in Emerging Economies: Moving Towards Resilient Sustainable Cities and Infrastructure, ASCE India Conference 2017, New Delhi, India, 12-14 December 2017.
• Mondal, S., Kar, A., GuhaRay, A., and James, N., (2017), "Characterization of Building Derived Materials for Ground Improvement of Contaminated Soils", 71st RILEM Annual Week & ICACMS 2017, 3-8 September 2017, IIT Madras, India.
• Gupta, S., GuhaRay, A., and Kar, A., (2017), "Alkali Activated Binder Treated Jute Reinforced Soil: A Preliminary Study", Sixth Indian Young Geotechnical Engineers Conference 6IYGEC2017, NIT Trichy, India, 10-11 March 2017.
• Jayatheja, M., GuhaRay, A., Kar, A., and James, N., (2017), "Performance Of Sand Partially Replaced With Building Derived Materials Under Static Loading Conditions", International Conference on Geotechniques for Infrastructure Projects, Thiruvananthapuram, Kerala, India, 27-28 February 2017.
• Raut, K. D., GuhaRay, A., James, N., and Kar, A., (2017), "Experimental Studies on Responses of Building Derived Materials after Exposure to Aggressive Chemicals", National conference on Urban Environmental Management in India, MNIT, Jaipur, Rajasthan, India, 20-21 January 2017.
• Mondal, S., Kar, A., GuhaRay, A., and James, N., (2017), "Characterization of Building Derived Materials for Ground Improvement of Contaminated Soils", In Proceedings of 71st RILEM Annual Week & ICACMS 2017, 3-8 September 2017, IIT Madras, India, pp. 65 - 72. 
• Kar, A., Ray, I., Unnikrishnan, A., Davalos, J. F., and Chen, A., (2011), “Shrinkage Prediction of Concrete Containing Fly Ash and Silica Fume”, ASCE Earth and Space 2012 Conference, Pasadena, CA, USA, 15-18 April 2012.
• Kar, A., Ray, I., Unnikrishnan, A., and Davalos, J. F., (2010), “Microanalysis and Optimizations to Estimate C-S-H and CH for Cement Modified with Supplementary Cementitious Materials”, 21st NIST Computer Modeling Workshop, Gaithersburg, MD, USA, 11-13 August 2010. 

Project Report:

• Elyard, J., James, R., Frosch, C., Palley, D., Shahabi, M., Kar, A., Unnikrishnan, A., Nichols, A. P., and Martinelli, D., (2013), " EVALUATION OF ROUNDABOUTS CONSTRUCTED AS PART OF THE GATEWAY CONNECTOR IN FAIRMONT, WV". Submitted to West Virginia Department of Transportation, Division of Highways, RP 275.

 Dissertation and Thesis:

• Kar, A., (2013), "Characterizations of concretes with alkali-activated binder and correlating their properties from micro- to specimen level". West Virginia University Graduate Theses, Dissertations, and Problem Reports-165. UMI Dissertation Publishing, ProQuest LLC (2013), Ann Arbor, MI. UMI Number: 3605836.
• Kar, A., (2010), "Prediction of Shrinkage of Concrete Containing Supplementary Cementitious Materials Using Microscale Characterizations and Composite Modeling". West Virginia University Graduate Theses, Dissertations, and Problem Reports - 4614.