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In the past, nanoelectromechanical resonators have been passive devices that required external oscillators to keep them working, so the development of a self-sustaining resonator powered only by a d.c. voltage is a major advance.

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Figure 1: In the past, nanoelectromechanical resonators have required an external oscillator, such as an applied a.c. voltage, to compensate for losses.


  1. Feng, X. L., White, C. J., Hajimiri, A. & Roukes, M. L. Nature Nanotech. 3, 342–346 (2008).

    Article  CAS  Google Scholar 

  2. Ilic, B., Craighead, H. G., Krylov, S., Senaratne, W. & Over, C. J. Appl. Phys. 95, 3694–3703 (2004).

    Article  CAS  Google Scholar 

  3. Karabacak, D., Yakhot, V. & Ekinci, K. L. Phys. Rev. Lett. 98, 254505 (2007).

    Article  CAS  Google Scholar 

  4. Yang, Y. T., Callegari, C., Feng, X. L., Ekinci, K. L. & Roukes, M. L. Nano Lett. 6, 583–586 (2006).

    Article  CAS  Google Scholar 

  5. Cleland, A. N. & Roukes, M. L. J. Appl. Phys. 92, 2758–2769 (2002).

    Article  CAS  Google Scholar 

  6. Allan, D. W. IEEE Trans. Ultrason. Ferr. 34, 647–654 (1987).

    Article  CAS  Google Scholar 

  7. Lee, T. H. & Hajimiri, A. IEEE J. Solid-St. Circ. 35, 326–336 (2000).

    Article  Google Scholar 

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Ekinci, K. All you need is feedback. Nature Nanotech 3, 319–320 (2008).

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