The effect of Ge content on the optical and electrical properties of Si-Ge-H thin films deposited by HWCPECVDhad been investigated. The Si- Ge-H films ware grown on corning glass 7059 substrate using 10% dilutedGeH4 and SiH4 gas mixture,…
The study is done to get an axial low head turbine design that gave good performance by using flat blade to further simplifying manufacture. The study is consists of three stages. First, designing an axial low head turbine. Second, manufacturing it…
Pembelajaran berbasis praktikum merupakan metode yang dapat membantu mahasiswa menemukan fakta dari teori yang dipelajarinya pada perkuliahan anatomi tumbuhan, sehingga mahasiswa memiliki kemampuan kognitif dan psikomotorik yang handal dalam…
The loading of gold using strong base anion exchange resin in non-ammoniac resin-solution (NARS) systems has been studied. The loading of gold onto ion exchange resins is affected by polythionate concentration, and trithionate can be used as the…
Abstrak. Limbah kakao adalah bahan organik yang mampu menyediakan hara makro dan mikro untuk tanaman, di samping memperbaiki struktur tanah sehingga mempermudah pengolahan tanah. Untuk itu perlu dilakukan penelitian tentang pengaruh limbah kakao…
Peat Reclamation With Rice of Waste and Soil MineralAbstract: The objectives of the research were to study deeply changes of several physical and chemical characteristics of peat and yield of peanut due to amelioran of chaff ash and Andisol. The…
Abstract. Research to determine the selectivity of fraction Rf < 0.5 of ethyl acetate extract (EtOAc) of putat air kernel (Barringtonia racemosa) on golden apple snail(Pomacea canaliculata) and local catfish (Clarias batrachus) was conducted in…
Abstract. This study examined the selectivity of ethyl acetate extract of putat air (Barringtonia racemosa) in controlling Pomacea canaliculata compared to local catfish (Clarias batrachus). Five concentration of putat air (25, 50, 100, 200, and 400…
Abstract. The objective of the present study was to evaluate the selectivity of the Rf < 0.5 fraction of MeOH extract of putat air kernels (Barringtonia racemosa) on golden snail (Pomacea canaliculata) and tilapia (Oreochromis mossambicus). The…
This research aims to obtain hematological database of healthy Sumatran orangutans (Pongo abelii) at the Sumatran Orangutan Quarantine Centre, in Batu Mbelin, Sibolangit, North Sumatra, Indonesia. This secondary datacomes from hematological…