Steam reforming of ethanol to H2 using ZnO catalyst with promotor metal, i.e. copper or metal group VIII (Pd, Pt and Ni) has been investigated. Catalyst’s performances are tested further at micro reactor operating at atmosphere pressure. Ethanol…
Phenol is categorized as a refractory pollutant and its presence in water stream is strictly limited according to the government regulation. The present study investigated the degra-dation of phenol in aqueous solution by the effect of ultrasound.…
Gravity method was carried out at Seulawah Agam Area to delineate the existence of geothermal source, which is specifically existed in both the geothermal filed of Heutsz’s Crater and.Cempaga’s Crater. The Seulawah Agam is located in Aceh Besar…
Abstract: This study aims to evaluate soil liquefaction potential in site when an earthquake shaking. Loss of strength may take place in sandy soils due to an increase in pore pressure. This phenomenon, termed liquefaction, can accur in loose and…
Abstract: This research aims to evaluate effect of soil plasticity index (PI) to California Bearing Ratio (CBR) value. The soil sample that to be used for the research was taken from Neuheun Village, Mesjid Raya Subdistrict, Aceh Besar District.…
Phosphorus and Nitrogen Uptake by Sunflower Due to Urea and SP-36 Fertilization on UltisolABSTRACT. The objective of this research were to study the effect of nitrogen (N) from urea and phosphorus (P) from SP-36 fertilization on N and P uptake by…
Response of Sunflower (Helianthus annuus L.) Pollination to Honey Bees (Aphis cerana) and Crop PopulationABSTRACT. High percentage of empty seed most problem sunflower cultivation in Indonesian, less native pollinators may be caused. Grown sunflower…
Polytechnic graduates are required to have applied skills as well as communication skills in English. In most of the polytechnics in Indonesia, English courses are served as compulsory courses for students and in some institutions language…
ABSTRACT. This study aims to determine whether the traditional salt industry already has the appropriate standard manufacture the technical aspects and prospects of development of the traditional salt industry reviewed of the financial aspects of…
Abstrak. Penelitian ini bertujuan untuk mengkaji perubahan sifat fisika dan kimia tanah, serta pertumbuhan dan hasil kedelai akibat pemberian cacing tanah dan bahan organik berbeda jenis pada tanah terkompaksi. Penelitian menggunakan rancangan acak…