10 articles in this issue
IJoST Editor10.17509/ijost.v1i2.3828 Abstract views: 380
PREFACEIndonesian Journal of Science and Technology (IJoST) is a peer-reviewed journal that aims to publish and disseminate innovative research articles on the latest developments in all fields of science and technology. The journal publishes original pap... see more
Asep Bayu Dani Nandiyanto,Desri Sofiani,Novie Permatasari,Tranmissia Noviska Sucahya,Ani Siti Wiryani,Annisa Purnamasari,Arvina Rusli,Eka Cahya Prima10.17509/ijost.v1i2.3728 Abstract views: 1362 PDF downloads: 656
The present study investigated the photodecomposition of an organic material during the partial (88.76%) solar eclipse phenomenon of 9 March 2016 in Bandung, Indonesia. Curcumin and anatase titanium dioxide (TiO2) particles were used as models of organic ... see more
Riezqa Andika,Valentina Valentina10.17509/ijost.v1i2.3792 Abstract views: 781 PDF downloads: 461
As the most abundant and widely distributed fossil fuel, coal has become a key component of energy sources in worldwide. However, air pollutants from coal power plants contribute carbon dioxide emissions. Therefore, understanding how to taking care coal i... see more
Beta Paramita,Ismahnida Kamilia,Muhammad Iqbal Nurhidayat,Resty Ocktaviyane10.17509/ijost.v1i2.3793 Abstract views: 594 PDF downloads: 382
Gedebage integrated vocational high school (SMK) is a school which accommodates the concept of technopolis. The school has four programs: building engineering, family welfare education (PKK/food service), mechanical engineering, and tourism - which produc... see more
Yusuf Sofyan10.17509/ijost.v1i2.3797 Abstract views: 1002 PDF downloads: 681
Horizontal Directional Drilling (HDD) is commonly associated with well exploration activity, onshore road crossing, nearshore pipeline installation, and offshore pipeline crossing which requires precise alignment of two barges from one to the other. Here,... see more
Eko Prasetyo10.17509/ijost.v1i2.3800 Abstract views: 1536 PDF downloads: 618
Mango is one of the most favourite fruits in the world. Therefore, this type of fruit has been researched deeply to enrich the variety. Here, the purpose of this study was to find the easiest method to determine the type and the variety of mango. In short... see more
Hamidreza Salmani Mojaveri,Mohammadhadi Daftaribesheli,Amin Allahbakhsh10.17509/ijost.v1i2.3803 Abstract views: 554 PDF downloads: 350
This study investigates the relationship between social performance and corporate financial performance based on the information of companies listed in Tehran Stock Exchange - Iran. Today, economic entity has to identify the needs of their surrounding env... see more
Yonghao Leong,Farah Alia,Tedi Kurniawan10.17509/ijost.v1i2.3806 Abstract views: 852 PDF downloads: 379
High temperature oxidation behavior of T91 ferritic/martensitic steel was examined over the temperature range of 500 to 700°C in dry and humid environments. The weight gain result revealed that oxidation occurs at all range of temperatures and its r... see more
Zulfan Adi Putra10.17509/ijost.v1i2.3808 Abstract views: 756 PDF downloads: 374
Process route evaluation is a part of research and development (R&D) works in an industrial chemical project life cycle. In this early phase, good process evaluation, including process synthesis and designs, provide guidance’s on the R&D project. The pape... see more
Muhammad Roil Bilad10.17509/ijost.v1i2.3810 Abstract views: 540 PDF downloads: 437
In forward osmosis (FO), a semi-permeable membrane separates a concentrated draw and a diluted feed solution. FO has emerges as a promising alternative for various applications. To support further development of FO process, a larger scale optimization is ... see more