| Numerical and experimental studies of a small vertical-axis wind turbine with variable-pitch straight blades R Firdaus, T Kiwata, T Kono, K Nagao Journal of Fluid Science and Technology 10 (1), JFST0001-JFST0001, 2015 | 38 | 2015 |
| Perbaikan proses produksi muffler dengan metode FMEA pada industri kecil di Sidoarjo R Firdaus, T Sukmono, A Akbar Jurnal, Universitas Muhammadiyah Sidoarjo, 2010 | 23 | 2010 |
| Corrosion protection of low carbon steel by coating of graphene oxide nanoparticles and galvanization process PH Tjahjanti, R Firdaus, I Iswanto, AN Irfian Journal of Nanostructures 12 (1), 20-27, 2022 | 8 | 2022 |
| Study on the making of corrosion resistant steel (ASTM A36 Steel) coatings from a mix of graphene oxide+ waterborne paint PH Tjahjanti, AR Hidayat, R Firdaus, R Nurcahyo, GAN Fitri IOP Conference Series: Materials Science and Engineering 673 (1), 012122, 2019 | 7 | 2019 |
| Effect Of Additional Variations Of Etanol Fuel On Exhaust Gas Emissions On Yamaha 125cc Motorcycles NA Rozikin, R Firdaus Academia Open 4, 10.21070/acopen. 4.2021. 1969-10.21070/acopen. 4.2021. 1969, 2021 | 4 | 2021 |
| Optimization of Friction Stir Welding Parameters for AA6061-T651 Aluminum Alloy: Defect Analysis and Process Improvement R Firdaus, RS Untari Academia Open 8 (1), 10.21070/acopen. 8.2023. 6665-10.21070/acopen. 8.2023. 6665, 2023 | 3 | 2023 |
| Study of Crack Connections in Materials Composite Based on Polymer PH Tjahjanti, R Firdaus, MF Ahnan IOP Conference Series: Materials Science and Engineering 874 (1), 012026, 2020 | 3 | 2020 |
| Experimental study of corrosion rate on st60 steel as a result of immersion in HCl, NaOH, and NaCl solutions PH Tjahjanti, MM Kurniawan, R Firdaus, AT Iswanto IOP Conference Series: Materials Science and Engineering 725 (1), 012038, 2020 | 3 | 2020 |
| The cooling effectiveness of the V-ixion motorcycle radiator using water coolant variation A Akbar, R Firdaus, N Cahyono IOP Conference Series: Materials Science and Engineering 434 (1), 012179, 2018 | 3 | 2018 |
| Characteristics of galvanized, graphene oxide and aluminum waste powder for coating on medium carbon steel PH Tjahjanti, A Fahruddin, I Iswanto, R Firdaus, ZN Jofalo, F Abdullah IOP Conference Series: Materials Science and Engineering 1098 (6), 062035, 2021 | 2 | 2021 |
| Program penyuluhan penerapan Protokol kesehatan pada masjid Al-Ishlah desa Doko kediri Jawa timur A Akbar, R Firdaus, M Mulyadi Seminar Nasional Hasil Riset dan Pengabdian 3, 95-98, 2021 | 2 | 2021 |
| The Characterization of Oriza sativa Husk and Royal Ponciana pods Bricquettes MD Iswanto, PH Thahjanti, R Firdaus REM (Rekayasa Energi Manufaktur) Jurnal 5 (2), 23-28, 2020 | 2 | 2020 |
| Optimizing machining time for CAD/CAM milling programming using the Taguchi method M Mulyadi, W Alfiansyah, A Akbar, R Firdaus, NFG Andita Journal of Physics: Conference Series 1402 (4), 044043, 2019 | 2 | 2019 |
| Numerical and experimental studies of a small vertical-axis wind turbine with variable-pitch blades R Firdaus Kanazawa University, 2015 | 2 | 2015 |
| Analysis of the impact of exhaust gas emissions on diesel fueled vehicles in view from the year of manufacture (Case study on the Mitsubishi L 300 vehicle) ID Farilla, A Akbar, R Firdaus JTTM: Jurnal Terapan Teknik Mesin 5 (1), 128-133, 2024 | 1 | 2024 |
| Transforming Industry Through Hydraulic Solutions, Enhancing Productivity GMA Sari, R Firdaus Procedia of Engineering and Life Science 5, 563-570, 2024 | 1 | 2024 |
| Crankshaft Hardness Quality Evaluation of Passenger Car R Firdaus, P Paryanto, S Sulardjaka International Journal of Automotive and Mechanical Engineering 20 (1), 10322 …, 2023 | 1 | 2023 |
| Pengaruh parameter proses friction stir welding dengan material aluminium alloy AA6061-T651 terhadap distorsi dan kekerasan M Mulyadi, R Firdaus, I Iswanto, MN Rizki Turbo: Jurnal Program Studi Teknik Mesin 11 (2), 2022 | 1 | 2022 |
| The Effect of Using Bio-Solar Fuel with Additives, Solar Dexlite and Pertamina Dex on Mitsubishi L300 Diesel in 2007 on Vehicle Smoke Density ARN Iqlima, R Firdaus Indonesian Journal of Innovation Studies 14, 10.21070/ijins. v14i. 537-10 …, 2021 | 1 | 2021 |
| The Manufacturing Planning of Installation Series-Parallel Combination Centrifugal Pump Testing Equipment Perencanaan Manufaktur Instalasi Pompa Sentrifugal Laboratorium Teknik … RD Jayanto, R Firdaus, A Akbar REM (Rekayasa Energi Manufaktur) 6 (1), 2021 | 1 | 2021 |