12 articles in this issue
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Yakov Iosifovich Soler,Van Canh Nguyen
In cutting tool assembly, grinding is the most important technological step of the finishing treatment, largely determining the workmanship. An increase of micro-hardness after grinding relative to the original one indicates the dominant role of abrasive ... see more
Awadia Ahmed Ali,Guo Yanling
Hall effect sensors are used in many applications because they are based on an ideal magnetic field sensing technology. The most important factor that determines their sensitivity is the material of which the sensor is made. Properties of the material suc... see more
Benyamin Sapiie,Arif Rifiyanto
Cleats are natural fractures within coal seams. This paper presents the results of regional cleat mapping and characterization in relation to coalbed methane (CBM) exploration and development in the Barito Basin, South Kalimantan, Indonesia involving two ... see more
Suprihanto Notodarmojo,Doni Sugiyana,Marisa Handajani,Edwan Kardena,Amanda Larasati
In this study, synthesis of TiO2 nanofiber-nanoparticle composite photocatalyst was carried out and its photocatalytic decolorization performance was investigated. TiO2 nanofibers were developed by electrospinning. The TiO2 nanoparticle films were prepare... see more
Accep Handyarso,Hendra Grandis
In sedimentary basin studies, gravity data are typically used to estimate the basement topography. Gravity inversion methods are expected to be able to discriminate between continuous and discontinuous sedimentary basins. Most 3D gravity inversion methods... see more
Cai Yang
Eli Prasetyo,Hanifrahmawan Sudibyo,Wiratni Budhijanto
Leachate in Indonesian landfill sites poses a high risk to the surrounding environment should there be leakage in the accumulating ponds. Anaerobic digestion is an attractive option to clean up leachate, mostly due to the affordability of its operational ... see more
Shazlina Abd Hamid,Suzylawati Ismail
Treatment of dye solution using fin system is one of the new adsorption application techniques that can replace expensive conventional adsorption treatment units that mostly used in industries. The fins will work as the media of adsorbent coating and imme... see more
Sigit Puji Santosa,Andi Isra Mahyuddin,Febrianto Guntur Sunoto
There has been a steady increase in traffic accidents with major injuries in Indonesia over the last 10 years, especially those with a score higher than 3 on the Abbreviated Injury Scale (AIS). Frontal, side, and rear collisions, as well as pedestrian imp... see more