● Yadav D., Singh P., Ramita, Vallero D.A., Calcination strategy to design robust automotive catalyst, (14‐16 September, ‘23) SusChemE 2.0, ICT Mumbai, Mumbai.
● Sharma V.P., Katiyar R., Yadav D., Carbon-emission reduction and water saving in Paint shop, Recent Advances in Design, Materials and Manufacturing (15-16 October, 2020) Amity University, Gwalior, Madhya Pradesh (online mode).
● Yadav D., Singh P., Prasad R., Challenges in NOx reduction from LPG emissions: An overview, AdChE-2020 (5-7 February, 2020) University of Petroleum and Energy Studies (UPES), Dehradun.
● Singh P., Prasad R., Yadav D., Catalytic control of Nitrogen Oxides from LPG fuelled vehicles, ETC-2020 (6-8 January, 2020) jointly organized by VIT Vallore and RSC, UK.
● Singh S., Kumar J., Yadav D., Simultaneous Oxidation of CO and CH4 Emissions in CNG Fuelled Vehicle, Chem-Conflux20 (14-16 February, 2020) at MNNIT Allahabad.
● Yadav, D., Tripathi, P., Knowledge-based services (KBS): Opportunities to contour Startup into a Scalable enterprise, NCEDTI 2019, (1-2 March, 2019) organized by HBTU, Kanpur.
● Yadav, D., Prasad R., Reactive calcination route for synthesis of highly active MnCo2O4 catalyst for abatement of NO emissions from lean-burn engines, Catalysis-2018 at Paris 19-21 February, 2018 (paper accepted but could not be presented).
● Yadav, D., Prasad R., Optimization of Mn doping in Cu/Al2O3 catalyst for abatement of NOx emissions at low temperature, presented at IIT Madras, Chemcon 2016.
● Yadav, D., Prasad R., Cold start de-NOx Technology and catalysis for vehicular exhaust remediation oral presentation in ICETEST 2015, GEC Thrissur, Kerala.
● Yadav, D., Prasad R., NOx emissions control over potash promoted and alumina supported hydrotalcite catalyst in CHEMCON-2014 at Panjab University, Chandigarh.
● Yadav, D., Kumar P., Poster presentation in International Humboldt Kolleg (8-9 February, 2013) organized by JNU, New Delhi.
● Kavaiya Ashish R., Yadav, D., Prasad R., Low temperature SCR of NO over MnO2/ TiO2 catalyst produced by reactive grinding, contributed as co-author in APCAT-7, organized by ICT, Mumbai (17-21 January, 2017).
● Kavaiya Ashish R., Yadav, D., Prasad R., Comparative study of transition metal M=Mn, Cu, Ni cobaltite for low-temperature NO reduction, as co-author in Chemcon 2016.