Interpretasi fasies/lingkungan pengendapan batubara dan variasi sulfur untuk rekomendasi strategi eksplorasi. Kasus: Seam R, daerah Lati, sub-cekungan Berau, cekungan Tarakan K Anggayana, AH Widayat Jurnal Geoaplika 2 (1), 35-52, 2007 | 16 | 2007 |
Climatic control on primary productivity changes during development of the Late Eocene Kiliran Jao lake, Central Sumatra Basin, Indonesia AH Widayat, B van de Schootbrugge, W Oschmann, K Anggayana, ... International Journal of Coal Geology 165, 133-141, 2016 | 11 | 2016 |
Wireline Log Responses, Mudweight, Clay Mineralogy, and Implied Overpressure Condition: Insights from Aru Field, North Sumatra Basin. M Syaiful, LM Hutasoit, AM Ramdhan, AH Widayat Indonesian Journal on Geoscience 7 (2), 2020 | 8 | 2020 |
Organic Matter Characteristics of the Kiliran and Ombilin Oil Shales, Indonesia AH Widayat, K Anggayana, MN Heriawan, ANH Hede, AY Al Hakim Procedia Earth and Planetary Science 6, 91-96, 2013 | 8 | 2013 |
Paleoenvironmental interpretation based on lithotype and macerals variation from Ritan's Lignite, Upper Kutai Basin, East Kalimantan M Dwiantoro, S Notosiswoyo, K Anggayana, AH Widayat Procedia Earth and Planetary Science 6, 155-162, 2013 | 8 | 2013 |
Metode Perhitungan Cadangan S Notosiswoyo, S Lilah, S Mt, MN Heriawan, S Mt, AH Widayat, S Mt Departemen Teknik Pertambangan Fakultas Ilmu Kebumian dan Teknologi Mineral …, 2005 | 8 | 2005 |
Limnic condition in ombrotrophic peat type as the origin of Muara Wahau coal, Kutei basin, Indonesia K Anggayana, B Rahmad, HH Arie Naftali, AH Widayat Journal of the Geological Society of India 83, 555-562, 2014 | 7 | 2014 |
Drill hole spacing optimization of non-stationary data for seam thickness and total sulfur: A case study of coal deposits at Balikpapan Formation, Kutai Basin, East Kalimantan MN Heriawan, P Pillayati, LE Widodo, AH Widayat International Journal of Coal Geology 223, 103466, 2020 | 5 | 2020 |
Interpretation of relationship between coal facies and depositional environment with sulphur variation of Seams R and Q, Berau Sub-Basin, Tarakan Basin, East Kalimantan AH Widayat Unpublished Master Thesis (in Bahasa Indonesia), Institut Teknologi Bandung …, 2005 | 5 | 2005 |
Methane Adsorption Characteristics of coals from Sambaliung area, Berau, East Kalimantan and Sawahlunto area, West Sumatra, Indonesia K Anggayana, DR Kamarullah, A Suryana, AH Widayat Jurnal Geologi dan Sumberdaya Mineral 18 (4), 183-189, 2017 | 4 | 2017 |
Paleoenvironmental and paleoecological changes during deposition of the late eocene kiliran oil shale, Central Sumatra Basin, Indonesia A Widayat Frankfurt am Main, Johann Wolfgang Goethe-Univ., Diss., 2011, 2013 | 4 | 2013 |
Depositional Environment of the Sangkarewang Oil Shale, Ombilin Basin, Indonesia. K Anggayana, AH Widayat, S Widodo Journal of Engineering & Technological Sciences 46 (4), 2014 | 3 | 2014 |
Shifting of compaction trend in the North Sumatra Basin and its implication to overpressure estimation in the North Sumatra Basin M Syaiful, DG Siahaan, LM Hutasoit, AM Ramdhan, AH Widayat, ... Indonesian Petroleum Association, 2014 | 3 | 2014 |
The Role of Friedelin to Predict the Genesis of Muara Wahau Coal, East Kalimantan, Indonesia B Rahmad, S Notosiswoyo, K Anggayana, W Sri, W Agus Haris Journal of novel carbon resource sciences: JNCRS 7, 60-67, 2013 | 3* | 2013 |
Silicified coal adsorbents for adsorption of Cu (II) from the aqueous Solution: Non-Linear kinetic and isotherm studies A Muslim, PN Alam, H Usman, G Randa, AH Widayat, AY Al Hakim, ... Materials Today: Proceedings 63, S400-S405, 2022 | 2 | 2022 |
Non-isothermal kinetics analysis of various Indonesian coal thermal characteristics for underground coal gasification purposes W Wulandari, D Sasongko, J Rizkiana, K Anggayana, AH Widayat, ... AIP Conference Proceedings 2085 (1), 2019 | 2 | 2019 |
Hydrocarbon Generation Potential of Indonesian Coals: from the Viewpoints of Organic Petrology and Geochemistry AHW Komang Anggayana, Mulyono Dwiantoro International Symposium on Earth Science and Technology 2014, 99-104, 2014 | 2 | 2014 |
Depositional Cycles of Muara Wahau Coals, Kutai Basin, East Kalimantan. K Anggayana, B Rahmad, AH Widayat Indonesian Journal on Geoscience 1 (2), 2014 | 2 | 2014 |
Occurence of Long-chain n-Alkanes in MuaraWahau Coal, Upper Kutai Basin, Indonesia B Rahmad, K Anggayana, S Notosiswoyo, S Widodo, AH Widayat Procedia Earth and Planetary Science 6, 38-41, 2013 | 2 | 2013 |
Pengaruh Komposisi Maseral Batubara Muara Wahau terhadap Perilaku Termal Menggunakan Pendekatan Pirolisis dengan Thermogravimetric Analysis (TGA) AH Widayat, K Anggayana, B Rahmad, LH Azhar Indonesian Mining Professionals Journal 2 (2), 57-64, 2021 | 1 | 2021 |