Ahmad Rifa’i – Professor

• Assessor at BAN-PT (Badan Akreditasi Nasional-Perguruan Tinggi/National Higher Education Accreditation Board), 2015
• Associate Editor at GEOMATE-Inter Journal, 2015
• Geotechnical expert at PT. SMR, 2014
• Secretary at MWA-UGM (Majelis Wali Amanat/Advisory Board Universitas Gadjah Mada), 2013

• Ahli Madya Geoteknik – ASTTI – 2015
• Ahli Madya Terowongan – ASTTI – 2015

• ISSMGE (International Society for Soil Mechanics and Geotechnical Engineering), 2008
• HATTI (Himpunan Ahli Teknik Tanah Indonesia/Indonesian Society For Geotechnical Engineering) 2010

• Competitive Grant of International Collaboration Research (Effect Utilization of Volcanic Ash as Substitution Material for Soil Stabilization and Geo- Structure in View Point of Geo-Environment) (2012)
• Patent: S0020100258 ”Pattern and dimension of Gabion material using cool ash and Bantak Merapi”, Ministry of Justice of Indonesia, 2010
• Awarded Researcher for Ministry of Environment, 2011
• Charter of Honor of the President of the Republic Indonesia, Satyalancana Karya Satya X, 2012

• Expert Team – Development of Rural-Physical Infrastructure to Support Tourism Area Establishment based on Local Potential in Giritirto, Pejawaran Sub-district, Banjarnegara District, 2016
• Expert Team – Development of Rural-Physical Infrastructure to Support Tourism Area Establishment based on Local Potential in Giritirto, Pejawaran Sub-district, Banjarnegara District, 2016
• Expert Team – Optimization of Wonolelo Tourism Village through Enhancement of Human and Natural Resources Based on Local Wisdom in Wonolelo Village, Sawangan sub district, Magelang District, Jawa Tengah, 2012

• “Analysis of Liquefaction Potential on Pumice Containing Soil Layers”; Ir. Agus Darmawan Adi, M.Sc., Ph.D. Seminar Nasional Geoteknik 2016 HATTI , Universitas Gadjah Mada, Yogyakarta, Indonesia, ISBN : 978-602-71762-49, pp. 75-80, 2016
• “Determination of Unsaturated Soil Permeability Based on Geometric Factor Development of Constant”. World Academy of Science, Engineering and Technology International Journal of Environmental 19 No. 9, pp. 891-896, ISSN : 2010-3778 PISSN : 2010-376X, 2016
• “The Dynamic Response of Unsaturated Clean Sand at A Very Low Frequency”; Prof. Ir. Bambang Suhendro, M.Sc., Ph.D. International Journal of Technology 7 No. 1, pp. 123-131, ISSN: 20869614, 2016
• “Compressive Behavior of Bagansiapiapi-Riau Peat in Indonesia”; Dr. Ir. Ahmad Rifa`i, MT. Electronic Journal of Geotechnical Engineering 21 No. 16. pp. 5217-5227, ISSN: 10893032, 2016
• “Comparison of Consolidation Curves for Remolded Mud Volcano of Sidoarjo, Indonesia”, International Journal of GEOMATE 10 No. 4, pp. 1978-1982, ISSN: 21862982, 2016
• “Chemical Characteristics of Volcanic Ash in Indonesia for Soil Stabilization: Morphology and Mineral Content”. International Journal of GEOMATE 11 No.4, pp. 2606-2610, ISSN: 21862982, 2016
• “Characterization of Soil Permeability in Prambanan Temple Yard Based on Development of in Situ Test”, International Journal of GEOMATE 11 No.4, pp.2620-2625, ISSN: 21862982, 2016
• “Drainage System of Prambanan Temple Yard Using No-Fine Concrete of Volcanic Ash and Bantak Merapi”. International Journal of GEOMATE 11 No.4, pp. 2499-2505, ISSN: 21862982, 2016
• “Effect of Volcanic Ash Utilization as Substitution Material for Soil Stabilization in View Point of Geo Environment”. International Conference on Geotechnical Engineering 2014, 2014
• “Effect Utilization of Volcanic Ash and Bantak Substitution Materials of No-Fines Concrete for Geo-Structure”. 7^th International Joint Symposium Problematic Soil and Geo environment in Asia”, 2013

• Visiting Professor at Kyushu University, Japan, 2012