Designing and simulating a nitinol-based micro ejector

This paper describes pico-droplet ejector design and simulation. The actuation system was based on two interconnected nitinol membranes’ shape memory effect. Ejected volume was 12pL and it operated at 30°C to 64°C. Ejecting excitation voltage was 12V and the ejecting energy required by actuator oper...

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Bibliographic Details
Main Authors: Mora Sierra, Yesid, Ávila Bernal, Alba Graciela
Format: Article
Language:English
Published: 2012
Subjects:
Online Access:https://dialnet.unirioja.es/servlet/oaiart?codigo=4902340
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Summary:This paper describes pico-droplet ejector design and simulation. The actuation system was based on two interconnected nitinol membranes’ shape memory effect. Ejected volume was 12pL and it operated at 30°C to 64°C. Ejecting excitation voltage was 12V and the ejecting energy required by actuator operation was 26µJ per drop. These pico-liter ejectors could have applications in making, lubricating and cooling integrated circuits.