| Comparative study on factors affecting anaerobic digestion of agricultural vegetal residues AE Cioabla, I Ionel, GA Dumitrel, F Popescu Biotechnology for biofuels 5, 1-9, 2012 | 274 | 2012 |
| CO2 capture and storage from fossil fuel power plants D Cebrucean, V Cebrucean, I Ionel Energy Procedia 63, 18-26, 2014 | 138 | 2014 |
| Anthropogenic air pollution sources F Popescu, I Ionel Air quality, 1-22, 2010 | 80 | 2010 |
| Influence of aerosols pollution on the amount of collectable solar energy D Calinoiu, M Paulescu, I Ionel, N Stefu, N Pop, R Boata, A Pacurar, ... Energy Conversion and management 70, 76-82, 2013 | 52 | 2013 |
| Production of activated carbon from cocoa pods: Investigating benefits and environmental impacts through analytical chemistry techniques and life cycle assessment RFT Tiegam, DRT Tchuifon, R Santagata, PAK Nanssou, SG Anagho, ... Journal of cleaner production 288, 125464, 2021 | 45 | 2021 |
| The effect of different transport modes on urban PM10 levels in two European cities L Makra, I Ionel, Z Csépe, I Matyasovszky, N Lontis, F Popescu, ... Science of the Total Environment 458, 36-46, 2013 | 45 | 2013 |
| Termoenergetica şi mediul I Ionel, C Ungureanu, D Bisorca Timişoara: Editura Politehnica, 2006 | 37 | 2006 |
| Air quality monitoring in an urban agglomeration F Popescu, I Ionel, N Lontis, L Calin, IL Dungan Romanian Journal of Physics 56 (3-4), 495-506, 2011 | 32 | 2011 |
| Residual biomass from food processing industry in Cameroon as feedstock for second-generation biofuels T Vintila, I Ionel, RFT Tiegam, AR Wächter, C Julean, AS Gabche BioResources 14 (2), 3731-3745, 2019 | 28 | 2019 |
| Biogas production based on agricultural residues. From history to results and perspectives I Ionel, AE Cioabla WSEAS transactions on environment and development 8 (6), 591-603, 2010 | 27 | 2010 |
| Ambient air quality measurements in Timisoara. Current situation and perspectives F Popescu, I Ionel, C Ungureanu Journal of Environmental Protection and Ecology 10 (1), 2009, 2009 | 26 | 2009 |
| Modeling and performance analysis of subcritical and supercritical coal-fired power plants with biomass co-firing and CO2 capture D Cebrucean, V Cebrucean, I Ionel Clean Technologies and Environmental Policy 22, 153-169, 2020 | 22 | 2020 |
| Air pollution level in urban region of Bucharest and in rural region M APĂSCĂRIŢEI, F Popescu, HI Ionel WSEAS International Conference on Sustainability in Science Engineering, 2009 | 21 | 2009 |
| Thermoenergetics and environment I Ionel, C Ungureanu Bucharest: Technical Publisher, 1996 | 21 | 1996 |
| Clean technology from waste management I Ioana Advances in Waste Management, 4th WSEAS International Conference on Waste …, 2010 | 20 | 2010 |
| Waste biomass as alternative bio-fuel-co-firing versus direct combustion G Trif-Tordai, I Ionel Alternative fuel, 304, 2011 | 18 | 2011 |
| 3D printer FABLAB for students at Politehnica University Timisoara MD Vasilescu, I Ionel 2017 IEEE 17th International Conference on Advanced Learning Technologies …, 2017 | 17 | 2017 |
| EVALUATION OF AIR QUALITY IN AIRPORT AREAS BY NUMERICAL SIMULATION. F Popescu, I Ionel, C Talianu Environmental Engineering & Management Journal (EEMJ) 10 (1), 2011 | 16 | 2011 |
| Combustibili; Instalaţii de ardere; Cazane C Ungureanu, V Zubcu, NA Pănoiu, I Ionel Timişoara: Editura Politehnica, 1998 | 16 | 1998 |
| Power system and environment I Ionel, C Ungureanu Tehnical Publishing House Bucarest, 1996 | 16 | 1996 |
