Journal Publications
International Journal publications
- Sahara, D.P.; Seithel, R.; Kohl, T.; (review process): In-situ stress indicators for a fractured crystalline granite at great depth. Submitted to Geothermics
- Sahara, D.P.; Kusumawati, D.; Puspito, N.T.; Nugraha, A.D.; Triyoso, W.; Zulfakriza, Z.; (review process): Inferring the Aceh 2016 Mw 6.5 earthquakes interaction using stress triggering concept. Submitted to Pure and Applied Geophysics
- Kusumawati, D.; Sahara, D.P.; Nugraha, A.D.; Puspito, N.T.; (accepted): Sensitivity of static Coulomb stress change in relation to source fault geometry and regional stress magnitude: Case study of the 2016 Aceh earthquake (Mw 6.5), Indonesia. has been accepted in Journal of Seismology, DOI:10.1007/s10950-019-09878-3
- Sahara, D.P.; Widiyantoro, S.; (2019): The pattern of local stress heterogeneities along the central part of the Great Sumatran fault: A preliminary result. In , ,
- Natania, K.A.; Sahara, D.P.; Nugraha, A.D.; Ramadhan, I.; (2019): The Physical Mechanisms of Geothermal Reservoir During Hydraulic Injection Through Microearthquake Tomography. In , ,
- Hijriani, A.; Sahara, D.P.; Nugraha, A.D.; Ramadhan, I.; Sidik, R.P.; (2019): Utilization of Double-Difference Tomography for Geothermal Exploration: 3D Seismic Velocity Structure Interpretation and Fluid Determination. In , ,
- Kusumawati, D.; Sahara, D.P.; Nugraha, A.D.; Puspito, N.T.; (2019): Stress drop, earthquake aftershocks and regional stress relation based on synthetic static Coulomb failure stress model. In , ,
- Suhendi, C.; Fatkhan; Sahara, D.P.; Sule, M.R.; (2019): Modeling The Behavior of CO2 Injection in a Sand Reservoir. In , ,
- Fatkhan; Suhendi, C.; Sahara, D.P.; Sule, M.R.; (2019): Modeling Geomechanical Responses Induced by CO2 Injection in CCS Pilot Project in Gundih Field, Indonesia. In , ,
-
Ry, R.V.; Sahara, D.P.; Rohaman, M.; Suhendi, C.; Palgunadi, K.H.; Widiyantoro, S.; Nugraha, A.D.; Yudistira, T.; Prabowo, B.S.; Mujihardi, B.; (2019): Implementation of GMSTech-a New Practical Software for Microseismic Data Processing for Estimating Event Source Parameters. In , ,
- Sahara, D. P.; Widiyantoro, S.; Irsyam, M.; (2018): Stress heterogeneity and its impact on seismicity pattern along the equatorial bifurcation zone of the Great Sumatran Fault, Indonesia. In Journal of Asian Earth Sciences, vol 164, pp 1-8. DOI: 10.1016/j.jseaes.2018.06.002
- Sahara, D. P.; Schoenball, M.; Gerolymatou, E.; Kohl, T.; (2017): Analysis of borehole breakout development using continuum damage mechanics. In International Journal of Rock Mechanics and Mining Sciences, vol 97, pp. 134-143. DOI: 10.1016/j.ijrmms.2017.04.005
- Meller, C., Bremer, J., Baur, S., Bergfeldt, T., Blum, P., Canic, T., Eiche, E., Gaucher, E., Hagenmeyer, V., Heberling, F., Held, S., Herfurth, S., Isele, J., Kling, T., Kuhn, D., Kumar, A., Mayer, D., Müller, B., Neumann, T., Nestler, B., Nitschke, F., Nothstein, A., Nusiaputra, Y., Orywall, P., Peters, M., Sahara, D. P., Schäfer, T., Schill, E., Schilling, F., Schröder, E., Selzer, M., Stoll, M., Wiemer, H.-J., Wolf, S., Zimmermann, M. and Kohl, T (2016): Integrated research as key to the development of a sustainable geothermal energy technology. In Energy Technology.
- Sahara, D. P.; Schoenball, M.; Kohl, T.; Müller, B.I.R. (2014): Impact of fracture networks on borehole breakout heterogeneities in crystalline rock. In International Journal of Rock Mechanics and Mining Sciences, vol 71, pp. 301–309. DOI: 10.1016/j.ijrmms.2014.07.001
- Schoenball, M.; Sahara, D. P.; Kohl, T. (2014): Time-dependent brittle creep as a mechanism for time-delayed wellbore failure. In International Journal of Rock Mechanics and Mining Sciences 70 (0), pp. 400–406. DOI: 10.1016/j.ijrmms.2014.05.012
- Luehr, B.G., Koulakov, I., Rabbel, W., Zschau, J., Ratdomopurbo, A., Brotopuspito, K.S., Fauzi, Sahara, D.P. (2013): Fluid ascent and magma storage beneath Gunung Merapi revealed by multi-scale seismic imaging. In Journal of Volcanology and Geothermal Research, vol 261, pp 7-19, ISSN 0377-0273, DOI: 10.1016/j.jvolgeores.2013.03.015.
National Journal publications
- Naamin, K.N.; Sahara, D.P.; Nugraha, A.D.; Ramadhan, I. (2018): Application of Double Difference Tomography Method to Determine The 3D Seismic Wave Velocity Structure of GoLF Geothermal Field, in Jurnal Geofisika (JGF) HAGI, vol 16, pp 27-33, ISSN 2477-6084
- Hijriani, A.; Sahara, D.P.; Nugraha, A.D.; Ramadhan, I.; Sidik, R.P. (2017): Peningkatan Akurasi Lokasi Gempa Mikro Dengan Menggunakan Metoda Double-Difference Dan Korelasi Silang Master Waveform, in Jurnal Geofisika (JGF) HAGI, vol 15, pp 21-25, ISSN 2477-6084
- Sahara, D. P.; Kusumo, A. W.; Widiyantoro, S.; Sule, M. R. (2011): Aplikasi Metode Double Differential Untuk Penentuan Relokasi Hiposenter Gempa Vulkanik Gunung Kelud Secara Akurat, in Jurnal Teknologi Mineral (JTM) ITB
Scopus-indexed Proceeding
- Sahara, D.P.; Kusumawati, D.; Afnimar; Triyoso, W.; Widiyantoro, S.; Nugraha, A.D.; Puspito, N.T; (2018): Introduction to stress triggers, stress shadows and their implications for seismic hazard in Indonesia. In AIP Conference Proceedings 1987, 020033 (2018); https://doi.org/10.1063/1.5047318
- Ramadhan, A.R.; Kusumawati, D.; Sahara, D.P.; Widiyantoro, S.; (2018): Preliminary focal mechanism pattern along the central part of the Great Sumatran Fault, Indonesia. In AIP Conference Proceedings 1987, 020047 (2018); https://doi.org/10.1063/1.5047332
- Husni, Y.M.; Nugraga, A.D.; Rosalia, S.; Zulfakriza; Sahara, D.P.; (2018): Aftershock location determination of the 27 May 2006, M 6.4 Yogyakarta earthquake using a non-linear algorithm: A preliminary results. In AIP Conference Proceedings 1987, 020049 (2018); https://doi.org/10.1063/1.5047334
- Iterative joint inversion of in-situ stress state along Simeulue-Nias Island. In AIP Conference Proceedings 1857, 020001 (2017); https://doi.org/10.1063/1.4987043
- Kusumawati, D.; Sahara, D.P.; Widiyantoro, S.; (submitted): Analysis of Earthquake Multiplets in the Central Part of Sulawesi Using Waveform Cross Correlation: A Preliminary Result. In IOP Conference Proceedings of Padjadjaran Earth Dialogues 2018, Bandung, Indonesia
Selected conferences and workshops
- Sahara, D. P.; Schoenball, M.; Kohl, T; Gerolymatou, E. (2015): Modeling of inelastic failure leading to borehole breakout, in 4th European Geothermal Workshop, Strasbourg, France
- Sahara, D. P.; Schoenball, M.; Kohl, T; Mueller, B. (2015): Analysis of Stress Heterogeneities in Fractured Crystalline Reservoir, in World Geothermal Congress 2015, Australia-New Zealand
- Sahara, D. P.; Schoenball, M.; Kohl, T; Mueller, B. (2014): Breakout Orientation Perturbation Modeling in Fractured Crystalline Rock, in 3rd European Geothermal Workshop, Karlsruhe, Germany
- Sahara, D. P.; Schoenball, M.; Kohl, T. (2013): The role of active fractures on borehole breakout development, in American Geosciences Union Fall Meeting 2013, San Francisco, USA
- Sahara, D. P.; Kohl, T. (2013): Stress heterogeneity in the fractured crystalline reservoir, in 2nd European Geothermal Workshop, Strasbourg, France
- Schoenball, M.; Sahara, D. P.; Kohl, T. (2013): Time-dependent brittle creep as mechanism for time-delayed wellbore failure, in 6th International Symposium on In-Situ Rock Stress Sendai, Japan
- Sahara, D. P.; Kohl, T. (2013): Importance of active fractures in the borehole breakouts heterogeneity, in 9th International Geothermal Conference 2013, Freiburg, Germany (invited paper)
- Sahara, D. P.; Kohl, T.; Schoenball, M. (2012): Numerical calculation of a stress field near a borehole under complex conditions, in Celle International Drilling Workshop, Celle, Germany
- Sahara, D. P.; Widiyantoro, S.; Nugraha, A.D.; Sule, M. R.; Lühr, B.G. (2011): Understanding the mechanism of subduction process and its implication to surface seismicity and volcanic activity in Central Java – Indonesia from high resolution tomography, in SEGJ International Symposium, Kyoto, Japan
- Sule, M. R.; Sahara, D. P.; Kusnadi, Y.; Imaduddin, I; Nugraha, A; Nugraha, A.D.; Setiawan, T.; Widiyantoro, S.; Matsuoka, T. (2011): Development of Hard- and Software of Microseismic for Geothermal Exploration and Monitoring, in World Renewable Energy Congress, Denpasar, Indonesia
- Sahara, D. P.; Widiyantoro, S,; Nugraha, A. D.; Sule, M. R.; Lühr, B. G. (2011): Resolution Improvement of The Tomographic Inversion by Incorporating Difference Data: Case Study of Meramex Data From Central Java – Indonesia, Joint Conference Meeting HAGI-IAGI, Makasar, Indonesia
- Sahara, D.P.; Widiyantoro, S.; Nugraha, A.D.; Sule, M. R.; Luehr, B. G. (2011): Determination of Subsurface Velocity Structure and Precise Hypocenter Relocation by using Double-Difference Technique: Case Study of MERAMEX Data from Central Java – Indonesia, European Geothermal Union, Viena, Austria
- Lühr, B.G.; Koulakov, I.; Rabbel, W.; Zschau, J.; Ratdomopurbo, A.; Brotopuspito, K.S.; Fauzi, Sahara, D. P. (2011): Fluid Ascent and Magma Storage Beneath Gunung Merapi, European Geothermal Union, Viena, Austria