Rajesh Kumar

• Current Publications (2014 onwards):
• International Journal papers:

(A) SCI –

1. Kumar, R. (2020). Statistical modelling, temperature sensitivity analysis and performance based novel mix design of high volume water adsorbed in-situ ultra-fines incorporated engineered concrete composites via the Box-Behnken design of RSM approach- Part I. Cement & Concrete Composites, Elsevier (IF: 6.257/2019).
2. Hou, P., Guo, Z, Li, Q., Zhang, X.,Liu, J., Yang, S., Kumar, R.,  Srinivasaraonaik, B., Singh, L.P. (2019). Comparison study on the sulfate attack resistivity of cement-based materials modified with nanoSiO2 and normal SCMs: pore structure and phase composition. Construction & Building Materials, Elsevier, 228, 116764. https://doi.org/10.1016/j.conbuildmat.2019.116764 (IF:4.046).
3. Kumar, R., Lakhani, R., & Tomar, P. (2018). A simple novel mix design method and properties assessment of foamed concretes with limestone slurry waste. Journal of Cleaner Production, Elsevier, 171, 1650–1663. https://doi.org/10.1016/j.jclepro.2017.10.073 (IF:6.395).
4. Tomar, P., Lakhani, R., Chhibber, V. K., & Kumar, R. (2018). Macro-defect free cements: a future oriented polymer composite materials for construction industries. Composite Interfaces. Taylor and Francis Ltd., 25, 607-627. https://doi.org/10.1080/09276440.2018.1439637 (IF: 2.170).

(B) Scopus –

1. Lakhani, R., Kumar, R., & Tomar, P. (2014). Utilization of stone waste in the development of value added products: A state of the art review. Journal of Engineering Science and Technology Review. 7, Issue 3, 180-187, ISSN: 1791-2377.https://doi.org/10.25103/jestr.073.29 (SJR- 0.264/ Q2).

• International Conference papers:
  1. Rajni Lakhani and Rajesh Kumar, “Effective Utilization of Limestone Slurry Waste as Partial Replacement of Sand for Non-structural Cellular Foamed Concrete Blocks”, RILEM Proceedings of International Conference on Sustainable Structural Concrete, La Plata Argentina ,Sept. 15-18, 2015 (Accepted paper ID: 401). URL- http://www.rilem.org/gene/main.php?base=500218&id_publication=443&id_papier=10387
  2. Rajni Lakhani and Rajesh Kumar, “Value Added Building Products using Kota Stone Cutting and Slurry Waste”, Emerging Building Materials and Construction Technologies, India Habitat Centre, New Delhi, India, Nov. 18, 2016.
  3. Priyanka Tomar, Rajesh Kumar, Rajni Lakhani and Shahnawaz Khan, ”Influence of the Self Crosslinkable Polymers on the Properties of the Fly ash Blended Composite Cements“, An International conference on Mechanical, Manufacturing, Industrial and Civil Engineering”, Jaipur, Rajasthan, Dec.17, 2017.
  4. Priyanka Tomar, Rajni Lakhani and Rajesh Kumar, “Effect of Hydroxy Propyl Methyl Cellulose and Fly Ash on the Fresh and Hardened Properties of Cement Paste”, An International Conference on Advances in Construction Materials and Structures”, IIT- Roorkee, March 7-8, 2018.
  5. Rajni Lakhani, Rajesh Kumar, Priyanka Tomar and Nishant Kumar, “Study of cement-lime mortars for heritage buildings: Micro-structural and Physico-mechanical aspects”, International Conference on Advanced Materials, Nirmalagiri College, Kannur, Kerala, India, June 12 – 14, 2019.
  6. Rajesh Kumar, Rajni Lakhani, Mahesh Sharma & B K Singh, “Physico-mechanical and thermal performances of newly developed lightweight mud phuska composite for roof treatment”, 5th International Conference on Reuse and Recycling of Materials and their products, Kottayam, Kerala, India, December 11-13, 2020 (http://www.recycling.macromol.in/invitedspeakers.html).
  7. Rajni Lakhani & Rajesh Kumar, “Development of Energy Efficient Lightweight Concrete using Lightweight Aggregate”, 5th International Conference on Reuse and Recycling of Materials and their products, Kottayam, Kerala, India, December 11-13, 2020.

• National Conference papers: 

1. Rajesh Kumar, Rajni Lakhani, Priyanka Tomar and Shahnawaz Khan, “Potential Use of Kota Stone Waste in the Production of Value Added Products”, Proceeding of 26th Annual General Meeting of Materials Research Society of India 2015, Jaipur, Feb. 9-11, 2015 (Accepted paper ID: MEE −08).

2. Rajni Lakhani and Rajesh Kumar, “Sustainable Use of Kota Stone Waste”, Gainful Utilization of Marble Slurry and Other Stone Wastes, MNIT Jaipur, India, July 13, 2017,pp.191-192.

3. Priyanka Tomar, Rajni Lakhani and Rajesh Kumar, ”Micro-structure and Thermal properties of polymer modified fly ash blended cement pastes for Repair applications“, A National Seminar on Emerging Building Materials and Construction Technologies”, India Habitat Centre, Delhi, Feb. 22-23, 2018.                         

4. Rajni Lakhani and Rajesh Kumar, “Strategies for the Restoration of Heritage Buildings: Material Issues”, Technical Training Program, BHAGVAN- A SEARCH, CSIR-CBRI, Roorkee, Oct. 3-4, 2018.

• National Magazine papers:

1. राजेश कुमार, बिभाकर कुमार सिंह व रजनी लखानी , ”सीएसआईआर-सीबीआरआई, रुड़की द्वारा औद्योगिक एवं कृषि जन्य अपशिष्टों के उपयोग से इंजीनियरीकृत हलके गारे-फूस सम्मिश्रण का विकास”, सीएसआईआर समाचार, Vol.5,No 5, May.’ 2017, pp 72-75, ISSN: 0973- 2616. 

• Keynote Lectures: 08 Nos.

1. Rajesh Kumar and N. Gopalakrishnan, ”Low Cost Building Products using Kotastone Waste as an Aggregate Replacement”, India Industry Fair, Jaipur, Jan. 06, 2018.

2.  Rajni Lakhani and Rajesh Kumar, “Interlocking-Structural Hollow Blocks & Floor/Roof Screed using LECA & Industrial Wastes”, India-US Science & Technology Workshop, CSIR-CBRI, Roorkee, Dec. 21-22, 2018.

3. Rajesh Kumar, “Studies on composite cement using low-grade stone waste, and their use in lightweight concretes for thermal insulation”, The School of Materials Science and Engineering in the University of Jinan (UJN), China, March-2019.

4. Rajesh Kumar, “Valorization of Limestone waste in the development of paver blocks, flooring-wall tiles and lightweight concrete blocks”, The University of Jinan (UJN), China, March-2019.

5. Rajesh Kumar, “Sustainable Lightweight Building Products/Technologies from wastes”, CSIR-CBRI, Roorkee, 2020. (URL: https://urlzs.com/pYURq)

• Tech. Reports: 02 Nos.
• Workshop/STC etc : 08 Nos.

1. National Workshop on ‘Gainful utilization of Kota stone slurry and other stone wastes’ at Kota stone small scale industries, Ramganj Mandi, Kota on 14-07-2015.

2. National Workshop on ‘Gainful utilization of Marble slurry and other stone wastes’ at MNIT Jaipur on 13-07-2017.

3. Technology Problem Discussion Session on ‘Mineral and Building Stone Processing Industries’ in ‘India Industry Fair’ at JECC, Sitapura, Jaipur on 06-01-2018; as an ‘Expert Committee Member’.

       4. Stakeholder Meeting on ‘Limestone Calcined Clay Cement (LC3)’ in India Habitat Centre, Delhi on 06-02-2018.

       5. Training on ‘Ethics & Values for Scientists and Technologists‘ Sponsored by Ministry of Science & Technology, Govt of India, 23-27 November 2020. (https://dst.gov.in/science-and-technology-training-cell)

• Scientific Books / Book Chapters: NIL
• Technology Broucher:
  1. Flooring-cum-Wall tiles, Paver blocks & Lightweight Blocks using Kotastone Waste (2017). CSIR-Central Building Research Institute.
• Documentary :
  1. Rajni Lakhani, Rajesh Kumar & H.K. Jain (2018), Building Materials from Kota Stone Waste, by CSIR-CBRI, Roorkee. (URL: https://www.youtube.com/watch?v=gcYo5RyH7jw)
  2. Rajni Lakhani & Rajesh Kumar (2019), Cost-effective commercialized technology- Recently developed at CSIR-CBRI, Roorkee by AgnIi- Team (GoI), New Delhi (URL: https://www.youtube.com/watch?v=tu40JXa4jTY)

• Articles: 11 Nos. 
• Patents: 01 No. (processed) 
• Processes Developed: 04 Nos.
• MoU Signed : 01 No.
• Technology Transferred: 01 No. (”Building Products using Kota Stone Waste” to M/s Rajasthan State Pollution Control Board (2017-18)); Cost : 20 L)
• GAP  Projects: 

Title	Duration	Role	Funding Agency
Development of low energy- low carbon ECO cementitious binders via synergistic use of low graded industrial wastes for sustainable development	2020-23	PI	MoEF&CC
Development of performance improved precast lightweight composite materials using solid wastes	2020-23	Co-PI	MoEF&CC
Improving Building Energy Efficiency	2017-21	Team member	IUSSTF, New Delhi

• CSIR Projects: 

Title	Duration	Role	Category
Utilization of marble waste to develop cost-effective sustainable building products	2020-22	Co-PI	FTT (2nd Tranche)
Development of compatible repair materials for stone masonry in heritage structures (Task 6B)	2018-20	Co-PI	Mission mode
Development of Flooring/ Wall Tiles-Paver blocks & Lightweight blocks using Kota stone waste	2016-18	Co-PI	FTT (1st Tranche)
Development of Engineered Lightweight Mud-Phuska Composite using Industrial-cum-Agricultural Wastes	2016-17	PI	CSIR-800

• Inhouse R & D Projects:
  

  Title	Duration	Role
  Recyclability of Marble Waste in Concrete Production and other Building Products	2017-20	Co-PI

• Sponsored Research Projects:         
  

  Title	Duration	Agency
  To Improve the technology of expanded clay aggregate- Thermal insulated mortar	2019-20	M/s. Rivashaa Eco Design Solutions P. Ltd., Ahmedabad, Gujarat

         

• Member of BIS Committee – Acid Resistance Flooring CED 5:6.
• Mentored PG (M. Tech.)/ UG students and continues…
• AIR 805 (97.8 %Tile) in GATE- 2012.