Author

Raj Kumar Singh

Observed names: R. K. Singh, R. Singh, Raj K. Bhubon Singh, Raj K. Singh, Raj Singh

Observed institutions: Oil and Natural Gas Corporation (India), Nagaland University, Council of Scientific and Industrial Research, Indian Institute of Petroleum, Delhi Technological University, Academy of Scientific and Innovative Research

ORCID: 0000-0002-9886-1196

Observed ORCID: 0000-0002-9886-1196

OpenAlex ID: A5101797936

Pilot-scale optimization of enhanced biodiesel production from high FFA Podocarpus falcatus oil via simultaneous esterification and transesterification assisted by zirconia-supported ZSM-5

2024 · Serges Bruno Lemoupi Ngomade, Cyrille Ghislain Fotsop, et al. · Process Safety and Environmental Protection · 28

Potential valorization of used cooking oil into novel biolubricating grease through chemical modification and its performance evaluation

2023 · Ripudaman Singh Negi, Raj Kumar Singh, et al. · Industrial Crops and Products · 22

Two New Quadridentate Schiff Base Complexes of Nickel(II) and Cobalt(III): Synthesis, Structure and Spectral Characterisation

2006 · Joy Chakraborty, Raj K. Bhubon Singh, et al. · Zeitschrift für Naturforschung B · 15

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Transesterification of used cooking oil at ambient temperature using novel solvent: experimental investigations and optimisation by response surface methodology

2021 · Aman Kumar Bhonsle, Adeyinka Sikiru Yusuff, et al. · International Journal of Ambient Energy · 13

Investigation of Tribological Performance of Eco-friendly Pentaerythritol Tetraoleate Ester Based Calcium Complex Grease

2023 · Ripudaman Singh Negi, Raj Kumar Singh, et al. · Waste and Biomass Valorization · 9

Synthesis and characterization of novel ethyl levulinate coupled N-phenyl-p-phenylenediamine multifunctional additive: oxidation stability and lubricity improver in biodiesel

2022 · Aman Kumar Bhonsle, Ekta Faujdar, et al. · Energy Sources Part A Recovery Utilization and Environmental Effects · 8

Studies on the application of poly( acrylate‐co‐maleic anhydride) amides with N‐phenyl‐p‐phenylenediamine as multifunctional lube additives

2022 · Ekta Faujdar, Raj K. Singh · Journal of Applied Polymer Science · 8

Synthesis of a non-polymeric surfactant from naturally occurring vegetable acid and its use as a viscosity modifier and asphaltene dispersant for heavy oil

2023 · Himani Negi, Sundram Sharma, et al. · Journal of Molecular Liquids · 7

Valorization of used cooking oil into bio-based surfactant: modeling and optimization using response surface methodology

2024 · Neha Rawat, Parvez Alam, et al. · Biomass Conversion and Biorefinery · 6

Comparative study of poly(acrylate-co-maleimide) copolymers and poly(α-olefins-co-maleimide) copolymers of hindered phenolic Schiff base amine for lubricant applications

2022 · Ekta Faujdar, Raj K. Singh · Journal of Polymer Research · 6

Synthesis and Characterization of Biosurfactants from Non‐edible Feedstocks: Comparative Assessment and Their Applications in Biodiesel

2022 · Neha Rawat, Aman Kumar Bhonsle, et al. · ChemistrySelect · 4

Statistical optimisation of enzymatic pre-treatment process of marigold flower waste for enhanced hydrolysis and complete release of lutein ester through Taguchi orthogonal design

2024 · Surbhi Sharma, Manju M. Gupta, et al. · Indian Chemical Engineer · 3

Synthesis of fatty ester derived novel multifunctional additive and its performance evaluation in polyol base oil

2023 · Piyush Gupta, Shoaib Akhtar, et al. · Journal of the American Oil Chemists Society · 3

Chemically functionalized graphene oxide with N‐phenyl‐p‐phenylenediamine as efficient tribo‐ and rheological modifier for lubricating oil

2022 · Priyanka Agarwal, Suheel K. Porwal, et al. · Lubrication Science · 2

Clarified Oil from Fluid Catalytic Cracking as an Additional Source of Group II Base Oil Components

2010 · M. Srivastava, M. Kumar, et al. · Petroleum Science and Technology · 2

Mathematical analysis of mixing index for 3D-helical micromixture with rectangular cross-section by providing convergent divergent profile

2022 · Nitin Sharma, Ravinder Bhadana, et al. · Materials Today Proceedings · 1

Energy recovery from municipal solid waste via gasification

2011 · Raj Kumar Singh, S. Maji, et al. · Journal of Biofuels · 1

Energy and Exergy Analysis of the Teduction Zone in a Downdraft (Biomass) Gasifier

2010 · Avdhesh Kr. Sharma, Raj Kumar Singh · International Journal of Chemical Reactor Engineering · 1

The mediating effect of risk mitigation via digital practices on travel intentions following COVID-19 among tourists in Uttarakhand

2025 · Vandana Sonker, Kartikeya Raina, et al. · International Journal of Electronic Business

Estimation of Formation Water Saturation Using Full Waveform Inversion (FWI) in Poroelastic Media.

2022 · A. Sen, D. Ghosal, et al. · EAGE Annual Conference & Exhibition

Gasification of municipal solid waste and its impact on environment

2012 · Raj K. Singh · INFLIBNET

Abstract 5288A: Multivalent fluorescent probes for in vivo tumor targeting

2011 · Ning Zhang, Jae-Beom Kim, et al. · Cancer Research

Enhancement of Leakoff-Tests Values in Plastic Clays by Mud Additives— A Case Study in Deepwater Wells in the Krishna Godavari Basin Offshore India

2006 · Raj K. Singh, Fred R. Holasek, et al. · SPE/IADC Indian Drilling Technology Conference and Exhibition

Strategies to Mitigate Corrosion Caused Due to H2S in Wells and Well Fluid Lines of Mumbai Offshore, India

2003 · P. V. Mali, Amit Khanra, et al. · SPE Middle East Oil and Gas Show and Conference

Works count: 24

Citation count: 139

H-index: 7

I10-index: 4