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1.852  Articles
1 of 186 pages  |  10  records  |  more records»
Surabaya sebagai kota terbesar kedua di Indonesia memiliki masalah yang cukup serius yaitu banjir setiap tahun yang disebabkan timbunan sampah dan tumbuhan air khususnya di sungai-sungai. Jurnal ini mempunyai tujuan untuk melakukan analisis secara teknis ... see more

Nannochloropsis sp. is one of microalgaes species with high lipid content, so it has great potential to be used as the source of biofuel. One of the microalgae cultivation system in mass scale is open raceway ponds. Problems faced in microalgae cultivatio... see more

The paper considers the issues of determining the rates of stability against a wheel flange climb onto the railhead for various models of empty four-axle freight cars with bogie series 18-100. The influence of the car parameters on the period of probable ... see more

A new crystal structure of catena-(bis((µ4-cubane-1,4-dicarboxylato)-(N-methyl-2-pyrrolidone)-zinc(II)) N-methyl-2-pyrrolidone solvate) (1) was prepared by solvothermal method. The crystal structure of the compound was analyzed by single-crystal X-ray dif... see more


In the present study, the blue-green alga Spirulina platensis (NRC) was used for mass production under outdoor cultivation in three open ponds with a final capacity of 75 m3 net cultivation volume. Subculturing was performed within sequences and gradual v... see more

ABSTRACTPaddle Ball as Politics: The Role of Sociability in the United States Congress in the SixtiesScholars have traditionally approached the legislative process as a systematic weighing and balancing constituency desires, party loyalties, ideological b... see more

ABSTRACTPaddle Ball as Politics: The Role of Sociability in the United States Congress in the SixtiesScholars have traditionally approached the legislative process as a systematic weighing and balancing constituency desires, party loyalties, ideological b... see more

AbstractPaddle wheel aerator widely used in aquaculture because it has the function of aeration and circulation as well as their construction is simple. However, its efficiency is not maximized so it is still expensive inoperation because of the large pow... see more

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