WebbData envelopment analysis (DEA) is a nonparametric method in operations research and economics for the estimation of production frontiers. DEA has been applied in a large range of fields including international banking, economic sustainability, police department operations, and logistical applications Additionally, DEA has been used to assess the … Webbbased measure (SBM) DEA model formulated by Tone20 ap-pears to be the most frequently used compared with the other models proposed. In this study, we adopted Tone20 and Zhou et al.10 SBM-DEA modeling technique where more of the good output, less of the bad outputs, and fewer inputs factors are described as efficient. Thus, the …
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Webb25 okt. 2024 · Dielectric elastomer actuators (DEAs) have shown great potential in the field of robotics, energy harvesting, or haptics for wearables. However, existing DEA materials typically require ... WebbDEWA-OIL is a complex of equipment for improving oil and oil-based products. DEWA-OIL reduces cracking temperature, oil viscosity, pour point temperature, makes oil more … pete burning
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WebbOur TOFA products include low sulfur for fuel applications, low color and high iodine value for coatings applications, as well as low titer materials suitable for low temperature … Webb10 dec. 2024 · DEA has been performed to compare the efficiency levels of all companies. To measure efficiency, three input variables, namely, combined materials consumed and manufacturing expenses, employee benefit expenses and capital investment and two output variables – operating revenues and profit after tax (PAT) have been considered. WebbOne of the surfactants derived from coconut oil is cocamide DEA. Cocamide DEA is a surfactant obtained from the reaction between coconut oil and diethanolamine. The surfactant from diethanolamine is mainly found in cleaning agents such as soaps and shampoo, hair dyes and bath oils [5,6]. This material has the ability to increase pete burns face