Items where Author is "Kumar, Sanjay"

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Article

Tome, Sylvain and Etoh, Marie-Annie and Etame, Jacques and Kumar, Sanjay (2020) Improved Reactivity of Volcanic Ash using Municipal Solid Incinerator Fly Ash for Alkali-Activated Cement Synthesis. Waste and Biomass Valorization, 11 (IF-2.358). pp. 3035-3044.

Singla, Rashmi and Kumar, Sanjay and Alex, T C (2020) Reactivity Alteration of Granulated Blast Furnace Slag by Mechanical Activation for High Volume Usage in Portland Slag Cement. Waste and Biomass Valorization, 11 (IF-2.358). pp. 2983-2993.

Chakladara, Saswati and Chakravarty, S and Mohanty, Ashok and Alex, T C and Kumar, Sanjay (2020) Quality improvement of heat altered coals: A preliminary feasibility study. Environmental Technology & Innovation, 18 (IF-2.800). p. 100764.

Nath, S K and Kumar, Sanjay (2020) Role of particle fineness on engineering properties and microstructure of fly ash derived geopolymer. Construction and Building Materials, 233 (IF-4.046). p. 117294.

Nath, S K and Kumar, Sanjay (2019) Influence of Granulated Silico-Manganese Slag on Compressive Strength and Microstructure of Ambient Cured Alkali-Activated Fly Ash Binder. Waste and Biomass Valorization 10, Issue 7, pp 2045–2055, 10(7) (Waste and Biomass Valorization ). pp. 2045-2055.

Kumar, Rakesh and Kumar, Sanjay and Alex, T C and Singla, Rashmi (2019) Mapping of calorimetric response for the geopolymerisation of mechanically activated fly ash. Journal of Thermal Analysis and Calorimetry, 136(3) . pp. 1117-1133.

Nath, S K and Kumar, Sanjay (2019) Reaction kinetics of fly ash geopolymerization: Role of particle size controlled by using ball mill. Advanced Powder Technology, 30(5) . pp. 1079-1088.

Nath, S K and Kumar, Sanjay (2019) Role of alkali concentration on reaction kinetics of fly ash geopolymerization. Journal of Non- Crystalline Solids, 505 . pp. 241-251.

Singla, Rashmi and Kumar, Sanjay and Alex, T C (2019) Reactivity Alteration of Granulated Blast Furnace Slag by Mechanical Activation for High Volume Usage in Portland Slag Cement. Waste and Biomass Valorization . pp. 1-11.

Ghosh, Rachit and Sagar, S P and Kumar, Anil and Gupta, S K and Kumar, Sanjay (2018) Estimation of geopolymer concrete strength from ultrasonic pulse velocity (UPV) using high power pulser. Journal of Building Engineering, 16 . pp. 39-44.

Kumar, Sujeet and Djobo, J N Y and Kumar, Anil and Kumar, Sanjay (2018) Size fractionation of brown fly ash: utilisation of grey fraction as a pozzolanic material in blended cement. European Journal of Environmental and Civil Engineering (IF-0.897). pp. 1-16.

Nath, S K and Kumar, Sanjay (2018) Influence of Granulated Silico-Manganese Slag on Compressive Strength and Microstructure of Ambient Cured Alkali-Activated Fly Ash Binder. Waste and Biomass Valorization (IF-1.337). pp. 1-11.

Ghosh, Rachit and Gupta, S K and Kumar, Anil and Kumar, Sanjay (2018) Leaching and efflorescence effects in geopolymer concrete. Journal of Metallurgy and Materials Science, 60(2) . pp. 79-88.

Kumar, Rakesh and Kumar, Sanjay and Alex, T C and Singla, Rashmi (2018) Mapping of Calorimetric Response for the Geopolymerisation of Mechanically Activated Fly ash. Journal of Thermal Analysis and Calorimetry (IF-2.209). pp. 1-17.

Ghosh, Rachit and Gupta, S K and Kumar, Anil and Kumar, Sanjay (2018) Replacement of conventional fine aggregate with bottom ash in geopolymer concrete. Journal of Metallurgy and Materials Science, 60(3) . pp. 173-187.

Nath, S K and Kumar, Sanjay (2017) Reaction kinetics, microstructure and strength behavior of alkali activated silico-manganese (SiMn) slag - Fly ash blends. Construction and Building Materials, 147 (IF-3.169). pp. 371-379.

Nath, S K and Mukherjee, S and Maitra, S and Kumar, Sanjay (2017) Kinetics study of geopolymerization of fly ash using isothermal conduction calorimetry. Journal of Thermal Analysis and Calorimetry, 127(3) (IF-1.953). pp. 1953-1961.

Kumar, Sanjay and Mucsi, G and Kristaly, Ferenc and Pekker, P (2017) Mechanical activation of fly ash and its influence on micro and nano-structural behaviour of resulting geopolymers. Advanced Powder Technology, 28(3) (IF-2.659). pp. 805-813.

Nivas, R and Das, Goutam and Das, S K and Mahato, B and Kumar, Sanjay and Sivaprasad, K and Singh, P K and Ghosh, M (2017) Effect of Stress Relief Annealing on Microstructure & Mechanical Properties of Welded Joints Between Low Alloy Carbon Steel and Stainless Steel. Metallurgical and Materials Transactions A-Physical Metallurgy and Materials Science, 48 A(1) (IF-1.874). pp. 230-245.

Nath, S K and Rajshekhar, Y and Alex, T C and Venugopalan, T and Kumar, Sanjay (2017) Evaluation of the Suitability of Alternative Binder to Replace OPC for Iron Ore Slime Briquetting. Transactions of the Indian Institute of Metals, 70(8) (IF- 0.533). pp. 2165-2174.

Nath, S K and Maitra, S and Mukherjee, S and Kumar, Sanjay (2016) Microstructural and morphological evolution of fly ash based geopolymers. Construction and Building Materials, 111 (IF-3.169). pp. 758-765.

Nath, S K and Kumar, Sanjay (2016) Evaluation of the suitability of ground granulated silico-manganese slag in Portland slag cement. Construction and Building Materials, 125 (IF-3.169). pp. 127-134.

Kumar, Sujeet and Djobo, Jean NoëlYankwa and Kumar, Anil and Kumar, Sanjay (2016) Geopolymerization behavior of fine iron-rich fraction of brown fly ash. Journal of Building Engineering, 8 (IF-1.055). pp. 172-178.

Rajshekhar, Y and Alex, T C and Sahoo, D P and Babu, G A and Balakrishnan, V and Venugopalan, T and Kumar, Sanjay (2016) Iron ore slime as an alternate coolant in steelmaking: Performance evaluation at commercial scale. Journal Of Cleaner Production, 139 (IF- 5.715). pp. 886-893.

Djobo, J N Y and Elimbi, A and Tchakoute, H K and Kumar, Sanjay (2016) Mechanical activation of volcanic ash for geopolymer synthesis: effect on reaction kinetics, gel characteristics, physical and mechanical properties. RSC Advances, 6(45) (IF 3.169). pp. 39106-39117.

Djobo, J N Y and Elimbi, A and Tchakoute, H K and Kumar, Sanjay (2016) Reactivity of volcanic ash in alkaline medium, microstructural and strength characteristics of resulting geopolymers under different synthesis conditions. Journal Of Materials Science, 51(22) (IF-2.599). 10301-10317.

Ogundiran, M B and Kumar, Sanjay (2016) Synthesis of fly ash-calcined clay geopolymers: Reactivity, mechanical strength, structural and microstructural characteristics. Construction and Building Materials, 125 (IF-3.169). pp. 450-457.

Ogundiran, M B and Kumar, Sanjay (2015) Synthesis and characterisation of geopolymer from Nigerian Clay. Applied Clay Science, 108 (IF-2.703). pp. 173-181.

Kumar, Sanjay and Kristaly, Ferenc and Mucsi, Gabor (2015) Geopolymerisation behaviour of size fractioned fly ash. Advanced Powder Technology, 26(1) (IF-1.300). pp. 24-30.

Mucsi, Gabor and Kumar, Sanjay and Csoke, Barnabás and Kumar, Rakesh and Molnár, Zoltán and Rácz, Ádám and Mádai , Ferenc and Debreczeni , Ákos (2015) Control of geopolymer properties by grinding of land filled fly ash. International Journal of Mineral Processing, 143 (IF-1.31). pp. 50-58.

Nath, S K and Kumar, Sanjay and Kumar, Rakesh (2014) Effect of mechanical activation on cordierite synthesis through solid-state sintering method. Bulletin of Material Science, 37(6) (IF-0.870). pp. 1221-1226.

Nath, S K and Mukherjee, S and Maitra, S and Kumar, Sanjay (2014) Ambient and Elevated Temperature Geopolymerization Behaviour of Class F Fly Ash. Transactions of the Indian Ceramic Society, 73(2) (IF-0.233). pp. 126-132.

Kumar, Sanjay and Kumar, Rakesh (2014) Geopolymer : Cement for low carbon economy. The Indian Concrete Journal, 88(7) . pp. 29-37.

Pathak, Arvind and Kumar, Sanjay and Jha, Vinay Kumar (2014) Development of Building Material from Geopolymerization of Construction and Demolition Waste (CDW). Transactions of the Indian Ceramic Society, 73(2) (IF-0.233). pp. 133-137.

Sinha, Deependra Kumar and Kumar, A and Kumar, Sanjay (2014) Development of Geopolymer Concrete from Fly Ash and Bottom Ash Mixture. Transactions of the Indian Ceramic Society, 73(2) (IF-0.233). pp. 143-148.

Mucsi, G and Molnar, Zoltan and Kumar, Sanjay (2014) Geopolymerisation of Mechanically Activated Lignite and Brown Coal Fly Ash. Acta Physica Polonica A, 126 (IF-0.604). pp. 994-998.

Sinha, Deependra Kumar and Kumar, A and Kumar, Sanjay (2014) Reduction of pollution by using Fly ash, bottom ash and granulated blast furnace slag in geopolymer building materials. Scholars Journal of Engineering and Technology (SJET), 1(3) . pp. 177-182.

Ghosh, Rachit and Kumar, Anil and Kumar, Sanjay (2013) Flyash Geopolymer Concrete as Future Concrete. International Journal of Advanced Scientific and Technical Research, 6(3) . pp. 260-271.

Alex, T C and Kalinkin, A M and Nath, S K and Gurevich , B I and Kalinkina, E V and Tyukavkina, W and Kumar, Sanjay (2013) Utilization of zinc slag through geopolymerization: Influence of milling atmosphere. International Journal of Mineral Processing, 123 (IF-1.378). pp. 102-107.

Kumar, Sanjay and Garcia-Trinanes, P and Teixeira-Pinto, A and Bao, M (2013) Development of alkali activated cement from mechanically activated silico-manganese (SiMn) slag. Cement & Concrete Composites, 40 . pp. 7-13.

Kumar, Anuj and Kumar, Sanjay (2013) Developments of Paving blocks from synergistic use of red mud and fly ash using geopolymerization. Construction and Building Materials, 38 . pp. 865-871.

Nath, S K and Kumar, Sanjay (2013) Influence of iron making slags on strength and microstructure of fly ash geopolymer. Construction and Building Materials, 38 (IF-1.834). pp. 924-930.

Kumar, Sanjay and Sahoo, D P and Nath, S K and Alex, T C and Kumar, Rakesh (2012) From Grey Waste to Green Geopolymer. Science and Culture, 78(11-12) . pp. 511-516.

Kalinkin, A M and Kumar, Sanjay and Gurevich , B I and Alex, T C and Kalinkina, E V and Tyukavkina, W and Kalinnokov, V T and Kumar, Rakesh (2012) Geopolymerization behavior of Cu-Ni slag mechanically activated in air and in CO2 atmosphere. International Journal of Mineral Processing, 112 . pp. 101-106.

Kumar, Sanjay and Kumar, Rakesh (2011) Mechanical activation of fly ash: Effect on reaction, structure and properties of resulting geopolymer. Ceramics International, 37 (2). pp. 533-541.

Kumar, Sanjay and Kumar, Rakesh and Mehrotra, S P (2010) Influence of granulated blast furnace slag on the reaction, structure and properties of fly ash based geopolymer. Journal of Materials Science, 45 (3). pp. 607-615.

Kumar, Sanjay and Kumar, Rakesh and Bandopadhyay, A and Alex, T C and Ravi Kumar, B and Das, Swapan K and Mehrotra, S P (2008) Mechanical activation of granulated blast furnace slag and its effect on the properties and structure of portland slag cement. Cement and Concrete Composites, 30 (8). pp. 679-685.

Kumar, Rakesh and Kumar, Sanjay and Mehrotra, S P (2007) Towards sustainable solutions for fly ash through mechanical activation. Resources, Conservation and Recycling, 52 (2). pp. 157-179.

Kumar, Sanjay and Kumar, Rakesh and Alex, T C and Bandopadhyay, A and Mehrotra, S P (2007) Influence of reactivity of fly ash on geopolymerisation. Advances in Applied Ceramics, 106 (3). pp. 120-127.

Alex, T C and Godiwalla, K M and Kumar, Sanjay and Jana, R K and Rao, A S and Singh, Manjit and Premchand, (2006) Studies on the extraction of manganese from sea nodule residue as ferrosilicomanganese. Steel Research International, 77 (3). pp. 147-151.

Kumar, Sanjay and Bandopadhyay, A and Alex, T C and Kumar, Rakesh (2006) Influence of mechanical activation on the synthesis and hydraulic activity of calcium dialuminate. Ceramics International, 32 (5). pp. 555-560.

Kumar, Sanjay and Kumar, Rakesh and Bandopadhyay, A (2006) Innovative methodologies for the utilisation of wastes from metallurgical and allied industries. Resources Conservation and Recycling, 48 (4). pp. 301-314.

Kumar, Rakesh and Kumar, Sanjay and Badjena, S and Mehrotra, S P (2005) Hydration of mechanically activated granulated blast furnace slag. Metallurgical and Materials Transactions B, 36 (6). pp. 873-883.

Kumar, Sanjay and Bandopadhyay, A and Rajnikanth, V and Alex, T C and Kumar , Rakesh (2004) Improved processing of blended slag cement through mechanical activation. Journal of Materials Science, 39 (10). pp. 3449-3452.

Kumar, Sanjay and Das, Swapan K and Daspoddar, P K (2003) Thermo-mechanical behaviour of low cement castables derived from mullite aggregates synthesised from beach sand sillimanite. Ceramics International, 29 (2). pp. 139-144.

Kumar, Sanjay and Singh, K K and Ramachandrarao, P (2001) Effects of fly ash additions on the mechanical and other properties of porcelainised stoneware tiles. Journal of Materials Science, 36 (24). pp. 5917-5922.

Das, S K and Kumar, Sanjay and Ramachandrarao, P (2000) Exploitation of iron ore tailing for the development of ceramic tiles. Waste Management, 20 (8). pp. 725-729.

Kumar, Sanjay and Singh, K K and Ramachandrarao, P (2000) Synthesis of cordierite from fly ash and its refractory properties. Journal of Materials Science Letters, 19 (14). pp. 1263-1265.

Pradhan, B and Kumar, Sanjay (2000) Finite element analysis of low-velocity impact damage in composite laminates. Journal of Reinforced Plastics and Composites, 19 (4). pp. 322-339.

Das, Suchandan K and Kumar, Sanjay and Ramachandrarao, P (2000) Recovery Exploitation of iron ore tailing for the development of ceramic tiles. Waste Management , 20 (8). pp. 725-729.

Bandopadhyay, A and Kumar , Sanjay and Das, S K and Singh, K K (1999) In the Pursuit of Waste free Metallurgy. NML Technical Journal, 41 (4). pp. 143-162.

Das, S K and Kumar, Sanjay and Daspoddar, P K (1997) Crystal morphology of calcium aluminates hydrated for 14 days. Journal of Materials Science Letters, 16 (9). pp. 735-736.

Das, S K and Kumar, Sanjay and Poddar, P K D (1997) Effect of synthetic refractory aggregates on the hydraulic and other properties of commercial high alumina cement. Industrial Ceramics, 17 (1). pp. 17-22.

Baidya, B K and Kumar, Sanjay and Bhat, K L (1997) Extraction of manganese from manganese and iron sea nodules. NML Technical Journal, 39 (3). pp. 177-181.

Kumar, Sanjay and Das, S K and Das, U S and Daspoddar, P K (1995) Effect of synthetic aggregates on the high temperature strength properties of mixed calcium aluminates. NML Technical Journal, 37 (4). pp. 117-122.

Book or NML Publication

Kumar, Rakesh and Kumar, Sanjay and Alex, T C and Srikanth, S and Mehrotra, S P (2010) Process innovations using mechanical activation of minerals and wastes. In: Experimental and theoretical studies in modern mechanochemistry. Transworld Research Network, Trivandrum, pp. 255-272. ISBN 978-81-7895-454-7

Conference or Workshop Item

Nath, S K and Kumar, Sanjay (2018) The potential use of silico-manganese slag into cementitious materials. In: Asia Steel International Conference 2018, 6-9 Feb., 2018, Mayfair Hotel, Bhubaneswar, India.

Nath, S K and Maitra, S and Mukherjee, S and Kumar, Sanjay (2015) Microstructural evolution of fly ash geopolymer: effect of alkali concentration. In: 78th Annual Session of Indian Ceramic Society, 2-3rd February, 2015, Jamshedpur.

Mucsi, G and Molnar, Zoltan and Racz, Adam and Faitli, Jozsef and Gombkoto, Imre and Raczkevi, Balazs and Kumar, Sanjay (2014) High energy density milling as a tool for improving the properties of fly ash based geopolymer. In: XXVI International Mineral Processing Congress (IMPC) 2014 Proceedings, October 20-24, 2014, Santiago, Chile.

Verma, B N and Kumar, Sanjay and Joarder, B (2011) Improvement in New Grades of Work Roll for Hot Strip Mill through NDE. In: Proceedings of the International Conference on Non Destructive Evaluation for Steel and Allied Industries - NDESAI 2011, Dec. 2-3, 2011, SNTI Auditorium Jamshedpur, India.

Kumar, Sanjay and Kumar, Rakesh and Mehrotra, S P (2011) Geopolymers, fly ash reactivity and mechanical activation. In: VI International Conference on Mechanochemistry and Mechanical Alloying (INCOME 2008), 1-4 December 2008, NML Jamshedpur, India.

Kumar, Rakesh and Kumar, Sanjay and Mehrotra, S P (2011) Mechanical activation in blended cement processing. In: VI International Conference on Mechanochemistry and Mechanical Alloying (INCOME 2008), 1-4 December 2008, NML Jamshedpur, India.

Nath, S K and Kumar, Sanjay (2010) Wear Resistant Ceramics from Fly Ash. In: National Seminar on Refractories & Furnaces for Energy Efficient & Environment Friendly Steel & Metal Processing, 09-10 September, 2010, CGCRI, Kolkata. (Unpublished)

Kumar, Sanjay and Kumar, Rakesh (2010) Tailoring geopolymer properties through mechanical activation of fly ash. In: 2nd International conference on sustainable construction materials and technologies, 28-30 June, 2010, Ancona, Italy.

Kumar, Rakesh and Kumar, Sanjay and Alex, T C and Mehrotra, S P (2009) Mechanochemistry in the Utilisation/Minimisation of Wastes from Metallurgical and Allied Industries. In: The Fourth Asian Particle Technology Symposium (APT 2009), September 14-16, 2009, Hotel Ashok, Delhi.

Kumar , Sanjay and Alex, T C and Kumar, Rakesh (2008) Mechanical Activation of Solids in Extractive Metallurgy. In: Proceedings on Extraction of Nonferrous Metals and their Recycling - A Training Programme, Feb. 27-29th, 2008, NML, Jamshedpur.

Kumar, Sanjay and Kumar, Rakesh and Bandopadhyay, A and Mehrotra, S P (2007) Novel geopolymeric building materials through synergistic utilisation of industrial waste. In: International conference alkali activated materials: research, production and utilization, 2007, Prague.

Mehrotra, S P and Kumar, Rakesh and Kumar, Sanjay (2006) Mechanical activation of solids in processing of minerals and wastes. In: Proceedings of the XXIII International Mineral Processing Congress, 3-8 Sept. 2006, Istanbul, Turkey.

Bandopadhyay, A and Goswami, M C and Kumar, Sanjay (2005) Improvement of environmental performance of integrated steel sector through process integration & optimisation measures and innovative waste management practices. In: Emomami-2005, 2005, IATES, Bhubaneswar.

Kumar, Sanjay and Singh, K K and Das, S K and Ramachandrarao, P (2002) Waste Utilisation : Towards Cleaner Environment. In: Clean Technologies for Metallurgical Industries (EWM-2002), 24-25 January, 2002, National Metallurgical Laboratory (CSIR), Jamshedpur.

Kumar, Sanjay and Kumar, Virendra and Prasad, M M (2001) Corrosion of Reinforced Concrete and Its Protection. In: National Seminar on Corrosion and Its Prevention (NSCP-2001), 13-14, December, 2001, National Metallurgical Laboratory, Jamshedpur.

Kumar, Sanjay and Das, U S and Singh, K K (1999) Sintering studies on fly ash and clay mixes. In: Proceedings of the National Seminar on Fly Ash Utilisation, February 26-27, 1999, NML Jamshedpur, India.

Guru Vittal, U K and Murty, A V R S and Kumar, Sanjay (1999) Use of fly ash admixed concrete for pavement construction. In: Proceedings of the National Seminar on Fly Ash Utilisation, February 26-27, 1999, NML Jamshedpur, India.

Guru Vittal, U K and Kumar, Sanjay (1999) Use of fly ash admixed concrete for pavement construction*. In: Proceedings of the National Seminar on Fly Ash Utilisation, February 26-27, 1999, NML Jamshedpur, India.

Kumar, Sanjay and Singh, K K (1998) Development of Corundum/Mullite Composites from fly Ash & Alumina Mix by Reaction Sintering. In: UNSPECIFIED.

Kumar, Sanjay and Das, U S and Singh, K K and Ramachandrarao, P (1998) Development of ceramic floor and wall tiles from fly ash. In: UNSPECIFIED.

Das, S K and Kumar , Sanjay and Singh, K K and Ramachandrarao, P (1996) An Innovative Approach towards Utilisation of Wastes Generated from Iron & Steel Industries. In: UNSPECIFIED.

Das, S K and Kumar, Sanjay and Singh, K K and Ramachandrarao, P (1996) An Innovative approach towards utilisation of wastes generated from iron & steel industries. In: UNSPECIFIED.

Kumar, Sanjay and Agadi, W and Das, V K and Desai, B N (1994) Ultrasonic acoustic transducers for underwater acoustic measurements. In: Symposium on Ocean Technology, on the Occasion of the Golden Jubilee of the Council-of-Scientific-and-Industrial-Research (CSIR), Aug 27-29, 1992, Goa.

Patent

US2006000491916 (2008) Process for the production of Portland slag cement using granulated blast furnace slag. US7410537.

Project Reports

Ashish, Rajat and Mukherjee, Tamajit and Kumar, Sanjay (2012) Development of Fly Ash Bricks through different Technologies and a Comparative Study of their Compressive Strength. Training Report (TR). CSIR -NML, Jamshedpur. (Unpublished)

Kumar, Rakesh and Kumar, Sanjay and Das, Avimanyu and Mishra, T K and Cholavandan, V and Mehrotra, S P (2007) Studies on Reactivity of Classified and Mechanically activated fly Ash. Exploratory (OLP). CSIR-NML, Jamshedpur. (Submitted)

Kumar, Sanjay (2007) Studies on the Geopolymerisation of Fly ash with and without Granulated Blast Furnace Slag. Exploratory (OLP). CSIR-NML, Jamshedpur. (Submitted)

This list was generated on Sat Jul 11 10:33:48 2020 IST.