Can anyone give me the stiffness matrices for a bi-morph cantilever beam with piezoelectric patches?

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Is artifacts in XPS possible to build high deviation in binding energy larger than 5 eV??

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Is there a database with onshore wind production for the wind farms in Portugal?

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HAs anyone used TGA to find activation enegy of water evaporation?

I have different polymer solutions and I hypothesize that water molecules are retained based on the water-polymer interactions, so the amount of free water is less to intercat with drug tablet....

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Can we eliminate the stress singularity at the tip of the crack by manipulating the elastic constants?

The aim of the research here is to prevent the propagation of the crack in the fabricated elastic medium with useful applications.

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Can anyone kindly suggest research topics in the area of thermodynamics, heat transfer, fluid mechanics or renewable energy?

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Is it feasible to employ an artificial sun in the experimental investigation of concentrated solar power systems, specifically linear Fresnel systems?

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How does rainwater harvesting contribute to sustainable water management and how can storing rainwater help in improving plant growth?

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How does rainwater harvesting increase the groundwater levels and recharging of groundwater by making the rainwater to populate into the soil?

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Iman Izadgoshasb

It depends on the material you like to choose. If you like to choose MIDE, you can find more info here at page 10:

http://info.mide.com/hubfs/ppa-piezo-product-datasheet.pdf?hsCtaTracking=b40269b7-eb42-4234-a7ae-d6b9bfa6f122%7C8b655dfb-a489-4b33-9a15-e1c5c381bb78

Mohsen Safaei

For an ideal piezoelectric bimorph, assuming a third order deflection equation for the cantilever beam, the equilibrium equation can be written as shown in attached. The first matrix is the stiffness matrix which is multiplied by the generalized coordinates vector.