Publications
Publication Details
i. List of Referred Journal Publications (Reverse Chronological Order, latest first)
Sl.No | Details of the Papers |
1. | Tirumala, Tumula, Ajay Kumar, and Chandra Shekhar Perugu. “Reverse cladding of 304 stainless steel to LM25 aluminium alloy through die-casting.” Materials Letters (2023): 134896. |
2. | Chakraborty, Dipayan, Gyan Shankar, Akanksha Prajapati, BR Chandra Obul Reddy, and Ajay Kumar. “Hot deformation characteristics and microstructural evolution of Ti-900 alloy.” Materials Letters (2023): 135546. |
3. | Rane, Kaustubh, Swaroop Behera, Amir Kordijazi, Ajay Kumar, Benjamin Church, Rathindra Dasgupta, and Pradeep Rohatgi. “Residual Stress, Adhesion, Hardness, and Corrosion Resistance of Surface Alloyed Layer Formed during Sand Casting of Mild Steel.” Journal of Materials Engineering and Performance 32, no. 11 (2023): 4823-4833. |
4. | Chakraborty, Dipayan, Tumula Tirumala, Srihari Chitral, B. N. Sahoo, D. V. Kiran, and P. Ajay Kumar. “The state of the art for wire arc additive manufacturing process of titanium alloys for aerospace applications.” Journal of Materials Engineering and Performance 31, no. 8 (2022): 6149-6182. |
5. | Rane, Kaustubh, Michael Beining, Swaroop Behera, Amir Kordijazi, Ajay Kumar, and Pradeep Rohatgi. “Sand casting of surface alloyed butterfly valve with improved hardness and corrosion resistance by incorporating metal powders in-mold coatings.” International Journal of Metalcasting 16, no. 1 (2022): 359-369. |
6. | Arafat, Y., H. Yang, I. Dutta, P. A. Kumar, and B. Datta. “A model for intermetallic growth in thin Sn joints between Cu substrates: application to solder microjoints.” Journal of Electronic Materials 49 (2020): 3367-3382. |
7. | Ajay Kumar, Joshi, Gaurang, and Kush P. Mehta. “Fabrication and applications of fullerene-based metal nanocomposites: A review.” Journal of Materials Research 36, no. 1 (2021): 114-128. |
8. | Prabu, SS Mani, Chandra S. Perugu, Ashutosh Jangde, H. C. Madhu, M. Manikandan, Manoj D. Joshi, Santosh S. Hosmani, P. Ajay Kumar, Satish V. Kailas, and I. A. Palani. “Investigations on the influence of surface mechanical attrition treatment on the corrosion behaviour of friction stir welded NiTi shape memory alloy.” Surface and Coatings Technology 402 (2020): 126495. |
9. | Rohatgi, Pradeep K., P. Ajay Kumar, Nagaraj M. Chelliah, and T. P. D. Rajan. “Solidification processing of cast metal matrix composites over the last 50 years and opportunities for the future.” JOM 72 (2020): 2912-2926. |
10. | Tabandeh-Khorshid, Meysam, Ajay Kumar, Emad Omrani, Chngsoo Kim, and Pradeep Rohatgi. “Synthesis, characterization, and properties of graphene reinforced metal-matrix nanocomposites.” Composites Part B: Engineering 183 (2020): 107664. |
11. | Kumar, P. Ajay, H. C. Madhu, Abhishek Pariyar, Chandra S. Perugu, Satish V. Kailas, Uma Garg, and Pradeep Rohatgi. “Friction stir processing of squeeze cast A356 with surface compacted graphene nanoplatelets (GNPs) for the synthesis of metal matrix composites.” Materials Science and Engineering: A 769 (2020): 138517. |
12. | Ajay Kumar, P., Pradeep Rohatgi, and David Weiss. “50 years of foundry-produced metal matrix composites and future opportunities.” International Journal of Metalcasting 14, no. 2 (2020): 291-317. |
13. | Behera, Swaroop K., Ajay Kumar P, Neil Dogra, Michael Nosonovsky, and Pradeep Rohatgi. “Effect of microstructure on contact angle and corrosion of ductile iron: Iron–graphite composite.” Langmuir 35, no. 49 (2019): 16120-16129. |
14. | Prabu, SS Mani, Chandra S. Perugu, H. C. Madhu, Ashutosh Jangde, Sohel Khan, S. Jayachandran, M. Manikandan, P. Ajay Kumar, Satish V. Kailas, and I. A. Palani. “Exploring the functional and corrosion behavior of friction stir welded NiTi shape memory alloy.” Journal of Manufacturing Processes 47 (2019): 119-128. |
15. | Prabu, SS Mani, H. C. Madhu, Chandra S. Perugu, K. Akash, R. Mithun, P. Ajay Kumar, Satish V. Kailas, Manivannan Anbarasu, and I. A. Palani. “Shape memory effect, temperature distribution and mechanical properties of friction stir welded nitinol.” Journal of Alloys and Compounds 776 (2019): 334-345. |
16. | Pan, Liwen, Yi Yang, Muhammad Usman Ahsan, Dung Dinh Luong, Nikhil Gupta, Ajay Kumar, and Pradeep K. Rohatgi. “Zn-matrix syntactic foams: Effect of heat treatment on microstructure and compressive properties.” Materials Science and Engineering: A 731 (2018): 413-422. |
17. | Ajay Kumar, P., and I. Dutta. “Effect of intermetallic content on shear deformation of thin Sn-3.0 Ag-0.5 Cu solder micro-joints between copper substrates.” Journal of Electronic Materials 47 (2018): 5488-5497. |
18. | Vishnu, Namboodiri V., Pottirayil Anirudhan, and Kumar P. Ajay. “Wear behavior of friction stir processed NAB alloys in marine environment.” Tribology Online 13, no. 3 (2018): 75-80. |
19. | Ajay Kumar, P., and Chandra S. Perugu. “Synthesis of fecrvnbmn high entropy alloy by mechanical alloying and study of their microstructure and mechanical properties.” In TMS 2018 147th Annual Meeting & Exhibition Supplemental Proceedings, pp. 669-675. Springer International Publishing, 2018. |
20. | Madhu, H. C., P. Ajay Kumar, Chandra S. Perugu, and Satish V. Kailas. “Microstructure and mechanical properties of friction stir process derived Al-TiO2 nanocomposite.” Journal of Materials Engineering and Performance 27 (2018): 1318-1326. |
21. | Kumar, Ajay, Gajendra Dixit, Aruna Patel, and S. Das. “ROLLING BEHAVIOUR OF ALUMINUM ALLOY 2014-10wt% SiCp METAL MATRIX COMPOSITES.” (2018). DOI 10.7449/2018/MST_2018_1296_1303 |
22. | Ajay Kumar, P., and S. V. Kailas. “Evolution of In-Situ Nano-Pores during Friction Stir Processing of Polymer Derived Ceramic Reinforced Metal Matrix Composites.” Res Rep Metals 1 4 (2017): 2. |
23. | Prabu, SS Mani, H. C. Madhu, Chandra S. Perugu, K. Akash, P. Ajay Kumar, Satish V. Kailas, Manivannan Anbarasu, and I. A. Palani. “Microstructure, mechanical properties and shape memory behaviour of friction stir welded nitinol.” Materials Science and Engineering: A 693 (2017): 233-236. |
24. | Kumar, Ajay, Devinder Yadav, Chandra S. Perugu, and Satish V. Kailas. “Influence of particulate reinforcement on microstructure evolution and tensile properties of in-situ polymer derived MMC by friction stir processing.” Materials & Design 113 (2017): 99-108. |
25. | Kumar, Ajay, Rishi Raj, and Satish V. Kailas. “A novel in-situ polymer derived nano ceramic MMC by friction stir processing.” Materials & Design 85 (2015): 626-634. |
ii. Details of Patents Granted
Sl.No | Details of the Patent | Patent no and date of granted | Institute |
1 | Ajay Kumar, Satish V Kailas, and Rishi Raj, “Method of Preparing In-Situ Polymer Derived Ceramic Reinforced Metal Matrix Composites by Friction Stir Processing” (Application No- 4555/CHE/2014) (Patent Number–358638 Granted on 15/02/2021) (Publication Number 27/2016) (Publication date- 2016/07/01). | 358638 on 15/02/2021 | IISc Bangalore |
2 | Ajay Kumar, Tumula Tirumala, “Process for Surface Coating Through Casting with Sheet Inserts” Indian Patent. Published 25/2023; Application Number 202141059407. | 202141059407 | IIT Tirupati |
3 | Tumula Tirumala, Ajay Kumar, “Fabrication of Aluminum-Stainless Steel Bimetallic Pipes and Reverse Cladding/Coating of Stainless Steel to Aluminum Alloy Pipes using Pipe Insert Through Die Casting”, Indian Patent 17th October 2023; Application Number 202341070462. | 202341070462 | IIT Tirupati |
iii. Details of Book Chapters Written
Sl.No | Details of the chapter | Title of book | Publisher |
1. | Akanksha Prajapati, Dipayan Chakraborty, Nisar Ahamad Khan, Bhukya Praveen, and Ajay Kumar (2023). “State of the Art in Additive Manufacturing of Metal Matrix Composite for Use in Performance-Specific Application” pp. 1-38 | EMERGING MATERIALS for PERFORMANCE SPECIFIC APPLICATIONS | Springer |
2. | Narayanan, R. Ganesh, Perumalla Janaki Ramulu, V. Satheeshkumar, Arvind K. Agrawal, Sumitesh Das, Ajay Kumar (2022), and V. Vishnu Namboodiri. “Fabrication of Tailor-Made Metallic Structures for Lightweight Applications and Mechanical Behaviour.”, pp. 216-261. | In Handbook of Research on Advancements in the Processing, Characterization, and Application of Lightweight Materials | IGI Global |
3. | Ajay Kumar, V. Vishnu Namboodiri, Emad Omrani, Pradeep Rohatgi, and Pradeep L. Menezes (2022). “Solid Lubricants: Classification, Properties, and Applications.” pp. 1-29. Springer, Berlin, Heidelberg. | In Self-Lubricating Composites | Springer |
4. | Ajay Kumar, V. Vishnu Namboodiri, Emad Omrani, Pradeep Rohatgi, and Pradeep L. Menezes (2022). “Self-Lubricating Polymer Composites: Mechanisms, Properties, and Applications.” pp. 123-146. Springer, Berlin, Heidelberg. | In Self-Lubricating Composites | Springer |
5. | Ajay, Kumar, and Namboodiri V. Vishnu (2021). “Application of Metallic Foam in Solar Power System.” pp. 66-81. | In Nano-catalysts for Energy Applications | CRC Press |