Hello,

My name is Luis Ferreira, and I am a Portuguese student of Electronic
engineering.Now, I am working in a project, and I need some information
about actuators and solenoids, such as:
- Types of actuators (magnetostrictive, electromagnetic, piezoelectric)
- Their advantages, limitations and potential future use.
-Explications about the piezoelectric, magnetostritive,shape memory
fenomeon.

Can you help me?

               With my best greetings,

                            Luis Ferreira

P.S. My e-mail is:
                       Lferreira60 @ hotmail.com
And my Adress:
                       Rua da Fabrica 22º 5º/E
                       4710 Braga,
                       Portugal

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