8 articles in this issue
Amir Faisal, Charnchai Pluempitiwiriyawej
An active contour that uses the pixel’s intensity on a set of expandable kernels along the propagating contour for image segmentation is presented in this paper. The objective is this study is to employ the scalable kernels to attract the contour to meet ... see more
Lukman Nulhakim, Monna Rozana, Brian Yuliarto, Hisao Makino
The electrical and optical properties of Ga-doped ZnO (GZO) thin film prepared by direct current (dc) magnetron sputtering were investigated. The GZO thin film was deposited on a glass substrate at a substrate temperature (Ts) of room temperature (RT), 15... see more
Listra Yehezkiel Ginting, Andam Deatama Refino, Lukman Nulhakim
The growth of ZnO is an interesting case in the study of functional materials. Adsorption of molecular oxygen onto the surface of Zn-terminated ZnO can be used as a sample case of ZnO crystal growth with its precursors. In this study, we want to see the t... see more
Trika Agnestasia Tarigan, Nirmawana Simarmata, Nanda Nurisman, Yudha Rahman
The erosion and sedimentation process that occurred in the east coast of South Lampung is a natural process affecting the balance of coastal sediment transport and resulting in the instability of coastal lines to the loss of the coastal communities along ... see more
Dani Al Mahkya, Dian Anggraini, Andi Fitriawati, Radot MH Siahaan
Edwin Rizki Safitra, Idra Herlina
Biodegradable plastic production has been developed for a long time by researchers. Data from Ministry of Industry in 2017 stated Indonesia's plastic production reached 3.9 million tons/ year. In this study, the raw materials used came from untapped waste... see more
Syaikhul Aziz, Nur Adliani, Sukrasno Sukrasno
Oryzanol has been reported to reduce serum total cholesterol (hypolipidemic agent) by inhibiting HMG-CoA reductase, an enzyme responsible for the metabolic pathway that produces cholesterol and isoprenoid. The purpose of this experiment is to determine th... see more
Devia Gahana Cindi Alfian, Rico Aditia Prahmana, Dicky J. Silitonga, Abdul Muhyi, Didik Supriyadi
Globally, the demand for fuels is ever-increasing and so is the demand for fuel additives. A fuel additive is a substance added in small quantities to increase the performance of the engine, decrease fuel consumption and reduce emission. The fuel additive... see more