G. Vishnu Tej, Koustuv Ray, “Spearheading machine learning innovations to optimize proton exchange membrane fuel cells”, presented and received Best Poster Presenter Award in National Symposium on Shaping the Energy Future: Challenges & Opportunities (SEFCO-2025), CSIR - Indian Institute of Petroleum Dehradun, India, April, 2025.

Rahul Kumar, Sunil Kumar Sahoo, Jitendra Kumar Prabhakar, Athira P, Arun Kumar Gupta, Koustuv Ray, “Integrated parametric, kinetic and mechanistic study of CO2 methanation over γ-Al2O3 supported Ni-Fe and Rh catalysts”, presented in “International Conference on Sustainable Energy and Advance Materials (ICSEAM-2025), UIET, School of Engineering and Technology, CSJMU Kanpur, Kanpur, India, April, 2025.

Rahul Kumar, Sharon K. Thomas, Sudhir C. Nayak, Siddhartha Sengupta, Koustuv Ray, “Microkinetic modelling on Ni(111) for methane cracking and experimental insights to dry reforming of methane using Ni/Al2O3 catalyst”, presented and received Best Poster Presenter Award in “An International Conference on ENVIRONMENTAL CHALLENGES, OPPORTUNITIES AND SUSTAINABLE SOLUTIONS, Centre for the Environment, IIT Guwahati, Guwahati, India, December, 2024.

Snigdha Senapati, Narayan C. Pradhan, Koustuv Ray, “Cobalt and CeCO2 Modified Ni/Al2O3 Catalyst for Steam Reforming of Ethanol”, presented in AIChE Annual Meeting, San Diego, CA, United States of America, October, 2024.

Athira P, Koustuv Ray, “Effect of d-electrons on activation of CO2 using metal and metal alloys: A First-principles study”, presented in Indo-UK Workshop on Waste derived carbon applications in Remediation, Energy and Sequestration: Opportunities and Learning (W-CARESOL), Department of Environmental Science and Engineering, IIT Bombay, Mumbai, India, August, 2024.

Sunil Kumar Sahoo, Chanchal Sharma, Koustuv Ray, “Catalytic Way of Oxidative Propane Dehydrogenation: A Thermochemical Route of CO2 Conversion”, presented in Indo-UK Workshop on Waste derived carbon applications in Remediation, Energy and Sequestration: Opportunities and Learning (W-CARESOL), Department of Environmental Science and Engineering, IIT Bombay, Mumbai, India, August, 2024.

Sathish Kumar C, Koustuv Ray, “Prediction on catalytic activity and stability for water gas shift reaction using machine learning models”, presented in Challenging Applications of Chemical Engineering, IIChE – Bhubaneswar Regional Centre & CSIR-Institute of Minerals & Materials Technology, Bhubaneswar, India, March, 2024.

Snigdha Senapati, Koustuv Ray, Narayan C. Pradhan, “Thermodynamic Equilibrium Analysis of Oxidative Dry Reforming of Ethanol for Syngas Production”, presented in CHEMCON, Heritage Institute of Technology, Kolkata, India, December 2023.

Parna Pramanik, Rahul Kumar, Koustuv Ray, “Effect of Process Parameters on the Activity of Supported Ni, Ni-Fe and Rh catalysts in Sabatier Reaction”, presented in CHEMCON, Heritage Institute of Technology, Kolkata, India, December 2023. 

Göran Baade, Athira P, Koustuv Ray, Robert Güttel, “CO2 Hydrogenation towards Hydrocarbons on Ruthenium: Potential Catalyst Candidates”, presented in 14th ECCE and 7th ECAB, Berlin, Germany, September 2023.

Athira P, Göran Baade, Robert Güttel, Koustuv Ray, “First-principles based adsorption study of CO2 on metallic and carbidic iron surfaces”, presented in 14th ECCE and 7th ECAB, Berlin, Germany, September 2023.

Mohd. Arif, Rahul Kumar, Koustuv Ray, “ A Comparison between Sol-Gel and Impregnation Methods for Al2O3 Supported Ni and Ni-Fe Alloy Catalyst on CO2 Methanation”, presented in CHEMCON, Harcourt Butler Technical University Kanpur, Uttar Pradesh, India, December 2022.

Athira P., Aditya S. Sandupatla, Koustuv Ray, “First-principles based study on adsorption and activation of oxides of carbon on Ni and Ni-alloy catalysts”, 6th National Symposium on Shaping the Energy Future: Challenges & Opportunities, CSIR - Indian Institute of Petroleum Dehradun, India, August, 2022.

Sunil K Sahoo, Mohd. Arif, Koustuv Ray, “Modelling of Anaerobic Digester for the conversion of Organic Waste into Hydrogen & Methane”, International Conference on Novel Materials and Technologies for Energy and Environment, Hyderabad, India, February, 2022.

Biplab Singha, Koustuv Ray, “Density Functional Theory Insights on Photocatalytic Ability of CuO/TiO2 and CuO/ZnO”, International Conference on Novel Materials and Technologies for Energy and Environment, Hyderabad, India, February, 2022.

Manohar Prasad, Koustuv Ray, Siddhartha Sengupta, “Oxygen vacancy formation in Zr -doped Ceria support for DRM reaction: A density functional theoretical study”, CHEMCON, CSIR-IMMT, Bhubaneswar, India, December, 2021.

Mohd. Arif, Rahul Kumar, Koustuv Ray, “ A Comparison between Sol-Gel and Impregnation Methods for Al2O3 Supported Ni and Ni-Fe Alloy Catalyst on CO2 Methanation”, presented in CHEMCON, Harcourt Butler Technical University Kanpur, Uttar Pradesh, India, December 2022.

Athira P., Aditya S. Sandupatla, Koustuv Ray, “First-principles based study on adsorption and activation of oxides of carbon on Ni and Ni-alloy catalysts”, 6th National Symposium on Shaping the Energy Future: Challenges & Opportunities, CSIR - Indian Institute of Petroleum Dehradun, India, August, 2022.

Sunil K Sahoo, Mohd. Arif, Koustuv Ray, “Modelling of Anaerobic Digester for the conversion of Organic Waste into Hydrogen & Methane”, International Conference on Novel Materials and Technologies for Energy and Environment, Hyderabad, India, February, 2022.

Biplab Singha, Koustuv Ray, “Density Functional Theory Insights on Photocatalytic Ability of CuO/TiO2 and CuO/ZnO”, International Conference on Novel Materials and Technologies for Energy and Environment, Hyderabad, India, February, 2022.

Manohar Prasad, Koustuv Ray, Siddhartha Sengupta, “Oxygen vacancy formation in Zr -doped Ceria support for DRM reaction: A density functional theoretical study”, CHEMCON, CSIR-IMMT, Bhubaneswar, India, December, 2021.