Thermoelastic damping in FGM nano-electromechanical system in axial vibration based on Eringen nonlocal theory
The thermo-elastic damping is a dominant source of internal damping in microelectromechanical systems (MEMS) and nano-electromechanical systems (NEMS). The internal damping cannot neither be controlled nor minimized unless either mechanical or geometrical properties are changed. Therefore, a novel F...
Збережено в:
| Дата: | 2017 |
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| Автори: | , |
| Формат: | Стаття |
| Мова: | English |
| Опубліковано: |
Інститут механіки ім. С.П. Тимошенка НАН України
2017
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| Назва видання: | Прикладная механика |
| Онлайн доступ: | http://dspace.nbuv.gov.ua/handle/123456789/174142 |
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| Назва журналу: | Digital Library of Periodicals of National Academy of Sciences of Ukraine |
| Цитувати: | Thermoelastic damping in FGM nano-electromechanical system in axial vibration based on Eringen nonlocal theory / Z. Rahimi, S. Rashahmadi // Прикладная механика. — 2017. — Т. 53, № 6. — С. 133-141. — Бібліогр.: 23 назв. — англ |
Репозитарії
Digital Library of Periodicals of National Academy of Sciences of Ukraine| Резюме: | The thermo-elastic damping is a dominant source of internal damping in microelectromechanical systems (MEMS) and nano-electromechanical systems (NEMS). The internal damping cannot neither be controlled nor minimized unless either mechanical or geometrical properties are changed. Therefore, a novel FGMNEM system with a controllable thermo-elastic damping of axial vibration based on Eringen nonlocal theory is considered. The effects of different parameter like the gradient index, nonlocal parameter, length of nanobeam and ambient temperature on the thermo-elastic damping quality factor are presented. It is shown that the thermo-elastic damping can be controlled by changing different parameter. |
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