| Bottom hole pressure estimation using evolved neural networks by real coded ant colony optimization and genetic algorithm R Ashena, J Moghadasi Journal of Petroleum Science and Engineering 77 (3-4), 375-385, 2011 | 90 | 2011 |
| Increasing the stimulation efficiency of heterogeneous carbonate reservoirs by developing a multi-bached acid system H Jafarpour, J Moghadasi, A Khormali, DG Petrakov, R Ashena Journal of Petroleum Science and Engineering 172, 50-59, 2019 | 60 | 2019 |
| Investigation of various ROP models and optimization of drilling parameters for PDC and roller-cone bits in shadegan oil field M Bataee, M Kamyab, R Ashena SPE International Oil and Gas Conference and Exhibition in China, SPE-130932-MS, 2010 | 51 | 2010 |
| Reinforcement of oil and gas wellbore cements with a methyl methacrylate/carbon-nanotube polymer nanocomposite additive N Mohamadian, MZ Ramhormozi, DA Wood, R Ashena Cement and Concrete Composites 114, 103763, 2020 | 34 | 2020 |
| Severe wellbore instability in a complex lithology formation necessitating casing while drilling and continuous circulation system R Ashena, A Elmgerbi, V Rasouli, A Ghalambor, M Rabiei, A Bahrami Journal of Petroleum Exploration and Production Technology 10, 1511-1532, 2020 | 32 | 2020 |
| Coring methods and systems R Ashena, G Thonhauser Springer, 2018 | 30 | 2018 |
| Application of artificial neural networks in geoscience and petroleum industry R Ashena, G Thonhauser Artificial intelligent approaches in petroleum geosciences, 127-166, 2015 | 25 | 2015 |
| Criteria for selecting a candidate well for hydraulic fracturing FR Heydarabadi, J Moghadasi, GH Safian, R Ashena SPE Nigeria Annual International Conference and Exhibition, SPE-136988-MS, 2010 | 25 | 2010 |
| Experimental optimization of a recently developed matrix acid stimulation technology in heterogeneous carbonate reservoirs H Jafarpour, H Aghaei, V Litvin, R Ashena Journal of Petroleum Science and Engineering 196, 108100, 2021 | 24 | 2021 |
| Drilling parameters optimization using an innovative artificial intelligence model R Ashena, M Rabiei, V Rasouli, AH Mohammadi, S Mishani Journal of Energy Resources Technology 143 (5), 052110, 2021 | 23 | 2021 |
| Neural networks in BHCP prediction performed much better than mechanistic models R Ashena, J Moghadasi, A Ghalambor, M Bataee, R Ashena, A Feghhi SPE International Oil and Gas Conference and Exhibition in China, SPE-130095-MS, 2010 | 21 | 2010 |
| Comparison between bit optimization using artificial neural network and other methods base on log analysis applied in Shadegan oil field M Bataee, S Edalatkhah, R Ashna SPE International Oil and Gas Conference and Exhibition in China, SPE-132222-MS, 2010 | 18 | 2010 |
| Prevention of scale in the downhole equipment and productive reservoir during the oil well operation L Saychenko, D Tananykhin, R Ashena Journal of Applied Engineering Science 19 (2), 363-368, 2021 | 16 | 2021 |
| A thermal conductivity model for nanofluids heat transfer enhancement A Azari, M Kalbasi, A Moazzeni, R Ashena Petroleum science and technology 32 (1), 91-99, 2014 | 15 | 2014 |
| Log-based rock compressibility estimation for Asmari carbonate formation R Ashena, P Behrenbruch, A Ghalambor Journal of Petroleum Exploration and Production Technology 10 (7), 2771-2783, 2020 | 13 | 2020 |
| Development of a neural fuzzy system for advanced prediction of bottomhole circulating pressure in underbalanced drilling operations A Feili Monfared, M Ranjbar, H Nezamabadi-Poor, M Schaffie, R Ashena Petroleum science and technology 29 (21), 2282-2292, 2011 | 13 | 2011 |
| Analysis of some case studies and a recommended idea for geothermal energy production from retrofitted abandoned oil and gas wells R Ashena Geothermics 108, 102634, 2023 | 11 | 2023 |
| Improving drilling hydraulics estimations-a case study R Ashena, AA Hekmatinia, A Ghalambor, B Aadnoy, C Enget, V Rasouli Journal of Petroleum Exploration and Production Technology 11 (6), 2763-2776, 2021 | 11 | 2021 |
| Assessment of reliability of cement bond evaluation with some interesting field case studies R Ashena, G Thonhauser, D Dianati Abu Dhabi International Petroleum Exhibition and Conference, D041S065R004, 2014 | 11 | 2014 |
| Optimization of drilling parameters using an innovative GA-PS artificial intelligence model R Ashena, M Rabiei, V Rasouli, AH Mohammadi SPE Asia Pacific Oil and Gas Conference and Exhibition, D023S009R002, 2020 | 10 | 2020 |
