Items where Author is "Alex, T C"

Article

Kumar, Rakesh and Alex, T C (2023) Phase stability and role of mechanical activation in the chemical beneficiation of red mud. Journal of Thermal Analysis and Calorimetry, 148 . pp. 9813-9827.

Eticha, Z G and Alex, T C and Olu, F E and Yimam, A and Alemayehu, E (2023) Effects of doping iron on the colouring properties of copper chromate pigment. Bulletin of Materials Science, 46(2) .

Singla, Rashmi and Senna, Mamoru and Mishra, T and Alex, T C and Kumar, Sanjay (2022) High strength metakaolin/epoxy hybrid geopolymers: Synthesis, characterization and mechanical properties. Applied Clay Science, 221 .

Alex, T C and Mucsi, G and Venugopalan, T and Kumar, Sanjay (2021) BOF Steel Slag: Critical Assessment and Integrated Approach for Utilization. Journal of Sustainable Metallurgy .

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-2.851). pp. 2983-2993.

Chakladar, S 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.

Singla, Rashmi and Alex, T C and Kumar, Rakesh (2020) On mechanical activation of glauconite: Physicochemical changes, alterations in cation exchange capacity and mechanisms. Powder Technology, 360 (IF-4.142). pp. 337-351.

Alex, T C and Kailath, A J and Kumar, Rakesh (2020) Al-Monohydrate (Boehmite) to Al-Trihydrate(Bayerite/Gibbsite) Transformation During High-Energy Milling. Metallurgical and Materials Transactions B, 51 (IF-1.874). pp. 443-451.

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.

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.

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.

Alex, T C and Kumar, Rakesh (2017) Surface and bulk activation of a siliceous bauxite during attrition milling. International Journal of Mineral Processing, 160 (IF-1.518). pp. 32-38.

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.

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.

Alex, T C and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2016) Mechanical Activation of Al-oxyhydroxide Minerals–A Review. Mineral Processing and Extractive Metallurgy Review, 37(1) (IF-1.219). pp. 1-26.

Mehrotra, S P and Alex, T C and greifzu, G and Kumar, Rakesh (2016) Mechanical Activation of Gibbsite and Boehmite: New Findings and their Implications. Transactions of the indian institute of metals, 69(1) (IF-0.533). pp. 51-59.

Kumar, Rakesh and Alex, T C (2015) Elucidation of the Nature of Structural Heterogeneity During Alkali Leaching of Non-activated and Mechanically Activated Boehmite (gamma-AlOOH). Metallurgical and Materials Transactions B- Process Metallurgy and Materials Processing Science, 46(4) . pp. 1684-1701.

Shakhtshneider, T P and Myz, S A and Nizovskii, A L and Kalinkin, A V and Boldyrev, V V and Alex, T C and Kumar, Rakesh (2014) Effect of the Selected Inorganic Carriers on the Properties of Mechanocomposites with Drugs. Doklady Chemistry, 456(2) (IF-0.351). pp. 98-102.

Alex, T C and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2014) Towards ambient pressure leaching of boehmite through mechanical activation. Hydrometallurgy, 144 (IF-2.224). pp. 99-106.

Alex, T C (2014) An insight into the changes in the thermal analysis curves of boehmite with mechanical activation. Journal of Thermal Analysis and Calorimetry, 117 (IF-2.206). pp. 163-171.

Alex, T C and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2014) Mechanically induced reactivity of gibbsite: Part 1. Planetary milling. Powder Technology, 264 (IF-2.269). pp. 105-113.

Alex, T C and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2014) Mechanically induced reactivity of gibbsite: Part 2. Attrition milling. Powder Technology, 264 (IF-2.269). pp. 229-235.

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.

Kalinkin, A M and Alex, T C and Nath, S K and Gurevich, B I and Kalinkina, E V and Tyukavkina, V V (2013) Geopolymers Based on Mechanically Activated Non-Ferrous Slags. Chemistry for Sustainable Development, 6 (IF-). pp. 647-655.

Alex, T C and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2013) Leaching behaviour of high surface area synthetic boehmite in NaOH solution. Hydrometallurgy, 137 (IF-2.169). pp. 23-32.

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.

Alex, T C and Sasikumar, C and Kailath, A J and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2011) Analysis of Mechanically Induced Reactivity of Boehmite Using Kinetics of Boehmite to gamma-Al2O3 Transformation. Metallurgical and Materials Transactions B-Process Metallurgy and Materials Processing Science, 42 (3). pp. 592-603.

Alex, T C and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2011) Anomalous reduction in surface area during mechanical activation of boehmite synthesized by thermal decomposition of gibbsite. Powder Technology, 208 (1). pp. 128-136.

Kailath, A J and Dutta, K and Alex, T C and Mitra, A (2011) Crystallization Study of Cu56Zr7Ti37 Metallic Glass by Electrical Resistivity Measurement. Journal of Materials Science and Technology, 27 (3). pp. 275-279.

Kumar, M and Srikanth, S and Ravi Kumar, B and Alex, T C and Das, Swapan K (2009) Synthesis of pure and Sr-doped LaGaO3, LaFeO3 and LaCoO3 and Sr,Mg-doped LaGaO3 for ITSOFC application using different wet chemical routes. Materials Chemistry and Physics, 113 (2-3). pp. 803-815.

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.

Alex, T C and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2008) Stirred bead mill grinding of gibbsite: Surface and morphological changes. Advanced Powder Technology, 19 (5). pp. 483-491.

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.

Sahu, K K and Alex, T C and Mishra, D and Agrawal, A (2006) An overview on the production of pigment grade titania from titania-rich slag. Waste Management & Research, 24 (1). pp. 74-79.

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 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.

Srikanth, S and Alex, T C and Premchand, (1999) Reduction roasting of central Indian Ocean nodules by use of fuel oil: a thermodynamic and kinetic analysis. Transactions of the Institution of mining and metallurgy section c-mineral processing and extractive metallurgy, 108 ( ). C138-C146.

Book or NML Publication

Alex, T C and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2012) Mechanical Activation of Al-Oxyhydroxide Minerals – Physicochemical Changes, Reactivity and Relevance to Bayer Process. In: LIGHT METALS 2012. TMS (The Minerals, Metals and Materials Society), pp. 15-19. ISBN 978-1-11829-139-9

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

Kumar, Rakesh and Alex, T C and Khan, Z H and Mahapatra, S P and Mehrotra, S P (2005) Mechanical activation of bauxite - €”potential and prospects in the Bayer process. In: LIGHT METALS 2005. TMS (The Minerals, Metals and Materials Society), pp. 77-9. ISBN 0873395808, 9780873395809

Kumar, Rakesh and Alex, T C and Jha, Manis K and Khan, Z H and Mahaptra, S P and Mishra, C R (2004) Mechanochemistry and the Bayer process of alumina production. In: LIGHT METALS 2004. TMS (The Minerals, Metals and Materials Society), pp. 31-34. ISBN 978-0-470-95294-8

Conference or Workshop Item

Alex, T C and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2013) High Energy Milling of Boehmite: Changes in Particulate Characteristics. In: Proceedings of the XIII International Seminar on Mineral Processing Technology (MPT-2013), 10-12 December, 2013, IMMT, Bhubaneswar.

Sasikumar, C and Srikanth, S and Kumar, Rakesh and Alex, T C and Mehrotra, S P (2011) Where does the energy go in high energy milling? In: VI International Conference on Mechanochemistry and Mechanical Alloying (INCOME 2008), 1-4 December 2008, NML Jamshedpur, India.

Alex, T C and Kumar, Rakesh and Kailath, A J and Roy, S K and Mehrotra, S P (2010) Physicochemical changes during mechanical activation of boehmite. In: Proceedings of the XI International Seminar on Mineral Processing Technology (MPT-2010), Dec 2010, NML Jamshedpur, India.

Alex, T C and Kumar, Rakesh and Kailath, A J and Roy, S K and Mehrotra, S P (2009) Mechanically Induced Reactivity in Boehmite (y-AlOOH). In: 63rd Annual Technical Meeting of The Indian Institute of Metals , Nov. 16-17, 2009, IIM, Kharagpur, Kolkata.

Alex, T C and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2009) Mechanical Activation of Boehmite produced by Thermal Transformation of Gibbsite. In: The fourth Asian Particle Technology Symposium (APT 2009), September 14-16, 2009, Hotel Ashok, Delhi.

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.

Singh, T B and Alex, T C and Mishra, D and Jana, R K (2007) Dissolution Behaviour of Fe-Co Alloy in Leaching of Sea-Nodule. In: International Conference on Mineral Processing Technology (MPT – 2007), Feb. 22-24, 2007, Mumbai.

Alex, T C and Godiwalla, K M and Kumar, S and Jana, R K (2007) Extraction of silicomanganese from marine and low grade mineral resources. In: XI International Ferro Alloy Congress, Feb. 18-27, 2007, New Delhi.

Alex, T C and Kumar, Rakesh and Roy, S K and Mehrotra, S P (2007) Stirred bead mill grinding of gibbsite:surface and morphological changes. In: The Third Asian Particle Technology Symposium Small Particle Technology, September 3-5, 2007, Beijing, China.

Kumar, Rakesh and Alex, T C and Mishra, C R and Roy, S K and Mehrotra, S P (2007) Towards Sustainable Alumina Production. In: National Seminar on Environmental Concern and Remedies in Alumina Industry, January 27-28, 2007, NML, Jamshedpur.

Alex, T C and Srivastava, J P and Srikanth, S and Premchand, (1997) Pelletisation of reactant dosed laterite. In: Processing of fines: Proceedings of the national seminar, Jan 9-10, 1997, NML Jamshedpur, India.

Srikanth, S and Alex, T C and Agrawal, A and Premchand, (1997) Reduction roasting of deep sea manganese nodules using liquid and gaseous reductants. In: 2nd ISOPE Ocean Mining Symposium, Nov 24-25, 1997, Seoul, South Korea.

Project Reports

Greeshma, P and Alex, T C (2012) Reactivity of different size fractions of Tata power flyash in geopolymerization reaction. Training Report (TR). CSIR -NML, Jamshedpur. (Unpublished)

Dey, Shobhana and Mohanta, M K and Bhattacharyya, K K and Bhagat, R P and Rao, K V and Singh, Ratnakar and Das, Avimanyu and Mehta, K D and Alex, T C and Mohanty, Sunati and Singh, Ranjeet K (2011) Beneficiation and pelletisation of lateritic iron ore from Kahnwara, Katni. Sponsored (SSP). National Metallurgical Laboratory, Jamshedpur. (Submitted)

Alex, T C and Kumar, Rakesh and Upadhyay, A K and Mishra, T and Mahato, B and Mehrotra, S P (2007) Role of Mineralogy and Origin of Mechanically Activated (Indian) bauxite in Bayer Process. Exploratory (OLP). CSIR-NML, Jamshedpur. (Submitted)

Rao, Ananda and Srikanth, S and Mehrotra, S P and Ravi Kumar, B and Alex, T C and Ghosh, M and Das, Swapan K (2007) Effect of Strain on Melting Point of Lead produced by Mechanical Milling. Exploratory (OLP). CSIR-NML, Jamshedpur. (Submitted)

Srikanth, S and Alex, T C and Sasikumar, C and Mehrotra, S P (2006) A Critical Evaluation of the Various Kinetic Methods and their Application to Pyrolysis and Combustion to Two Biomass Fuels Bagasse and Groundnutshell. Exploratory (OLP). CSIR-NML, Jamshedpur. (Submitted)

Narasimhan, B R V and Rao, D S and Kumar, Rakesh and Alex, T C and Ravi Kumar, B and Das, Swapan K and Srikanth, S and Mehrotra, S P (2006) Mechanochemical Activation of Zircon Sands - A Low Temperature route for Liberation of Zirconia (OLP-0014). Exploratory (OLP). CSIR-NML, Jamshedpur. (Submitted)