Adhesive Behavior of Propolis on Different Substrates

Propolis is a sticky substance used by bees to seal their hive and protect the colony against pathogens.Its main components are plant resins, beeswax, essential oils, pollen, Muira puama and other organic substances.The chemical and medicinal properties of propolis have been extensively studied, but little is known about its physical and especially

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Novel approach for active vibration control of a flexible missile

This paper investigates the feasibility of using an active dynamic vibration absorber (ADVA) for active vibration control of a flexible missile system through simulation.Based on the principles of a dynamic vibration absorber (DVA), a ring-type ADVA is first designed to attenuate the elastic vibration of the flexible missile, and the design of the

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