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39.781  Articles
1 of 3.979 pages  |  10  records  |  more records»
This research is the development of guided discovery based electronic module that aims to know the eligibility level of e-modules and student responses to guided discovery-based electronic modules in redox reaction material. This electronic module uses th... see more

Triggering the redox reaction of oxygens has become essential for the development of (electro) catalytic properties of transition metal oxides, especially for perovskite materials that have been envisaged for a variety of applications such as the oxygen e... see more

Pengembangan Modul Reaksi Redoks berorientasi PBL (Problem Based Learning) telah dilakukan . Jenis penelitian ini adalah Research and Development (R and D) yang telah dimodifikasi sesuai kebutuhan. Penelitian ini meliputi empat tahap, yaitu analisis kebut... see more

Penelitian pengembangan bahan ajar modul berbasis masalah pada materi reaksi redoks bertujuan untuk 1) memperoleh bahan ajar modul yang disusun yang sudah memenuhi standar kelayakan isi, kelayakan bahasa, kelayakan penyajian dan kelayakan kegrafikan menur... see more

Chemo-entrepreneurship or CEP known as learn chemistry with an entrepreneurial approach to made products. Teachers in research school only use provided books by schools and materials on internet, so it is necessary to develop effective teaching material t... see more

AbstrakLatar belakang dilakukannya penelitian ini adalah siswa SMAN 3 Semarang kurang kreatif dan terampil. Kegiatan praktikum yang dilakukan kurang menekankan kreativitas siswa dalam menghasilkan produk yang berorientasi wirausaha. Permasalahan yang munc... see more

All-vanadium redox flow batteries (VRFBs) are considered promising candidates for large-scale energy storage systems due to their flexible power scale design, high efficiency, deep discharge, long cycle life and environmental friendliness. The performance... see more

According to the extensive studies in the field of high-energy cathode materials for lithium-ion batteries (LIBs), Mn-based oxyfluorides Li1.2Mn0.6+0.5yNb0.2–0.5yO2–yFy with Li-excess and cation-disordered rock-salt structure capable of reversible cationi... see more

An analytical method for the spectrophotometric determination of some phenolic compounds, i.e.: pyrocathecol and pyrogallol based on their redox reaction with iron(III)-phenanthroline complex has been developed. These two compounds, in appropriate conditi... see more

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