[1] Mitcheson, P. D., Green, T. C., Yeatman, E. M., & Holmes, A.S., Architectures for vibration-driven micro-power generators, Journal of Micro-Electromechanical Systems, 13, 429-440, 2004.
[2] Miyazaki, M., Tanaka, H., Ono, G., Nagano, T., Ohkubo, N., Kawahara, T., & Yano, K., Electric-energy generation using variable-capacitive resonator for power-free LSI: Efficiency analysis and fundamental experiment, Low Power Electronics and Design, 2003. ISLPED '03. Proceedings of the 2003 International Symposium on, Seoul: South Korea, 193-198, 2003.
[3] Torah, R. N., Beeby, S. P., Tudor, M. J., O’Donnell, T., & Roy, S., Development of a cantilever beam generator employing vibration energy harvesting, The 6th Int. Workshop on Micro and Nanotechnology for Power Generation and Energy Conversion Applications (Power MEMS 2006), United States, 181-184, 2006.
[4] Roundy, S., Wright, P. K., & Rabaey, J., A study of low level vibrations as a power source for wireless sensor nodes, Computer Communications, 26, 1131-1144, 2003
[5] Zhu, D., Beeby, S., Tudor, J., White, N., & Harris, N., Improving output power of piezoelectric energy harvesters using multilayer structures, Procedia Engineering, 25, 199-202, 2011.
[6] Liu, Z., Lia, L., Modeling of energy harvesting device with segmented piezoelectric layer. Elsevier, 47, 470- 473, 2012.
[7] Kumar, A., Sharma, A., Kumar, R., Vaish, R., & Vishal, S. Ch., Finite element analysis of vibration energy harvesting using lead-free piezoelectric materials: A comparative study, Journal of Asian Ceramic Societies, 2(2), 138-143, 2014.
[8] Reddy, A. R., Umapathy, M. M., Ezhilarasi, D., & Uma, G., Cantilever beam with trapezoidal cavity for improved energy harvesting, International Journal of Precision Engineering and Manufacturing, 16(8), 1875-1881, 2014.
[9] Mateu, L., Moll, F., Optimum piezoelectric bending beam structure for energy harvesting using shoe inserts, Journal of Intelligent Material Systems and Structures, 16(10), 835-845, 2005.
[10] Lu, F., Lee, H.P., Lim, S.P., Modelling and analysis of micro piezoelectric power generators for micro-electromechanical systems applications, Smart Materials and Structures, 13(1), 57-63, 2004.
[11] IEEE standard on piezoelectricity. New York, 1987.
[12] Williams C. B., & Yates R. B., Analysis of a micro-electric generator for microsystems, Sensors and Actuators A: Physical, 52(3), 8-11, 1996.
[13] Vierck, R. K., Vibration analysis (2nd ed.). New York: Crowell Company, 1978.
[14] Momeni, M., Modeling of Piezoelectric Energy Harvesters to Improve Electrical Output Power Using Finite Element Method , 3rd International Engineering materials & Metallurgy conference, 2014.
[15] Roundy, S., Wright, P.K., A piezoelectric vibration based generator for wireless electronics, Smart Materials and Structures, 13(5), 1131-1142, 2004.
[16] Kianpour, A, Jahani, K, The effect of geometrical parameters on performance of piezoelectric harvesters under basic harmonic vibrations using finite element method, Journal of Asian Ceramic Societies, 2(2), 138-143, 2014.
[17] Pan, C.T., Liu, Z. H., Chen, Y. C., & Liu, C. F., Design and fabrication of Flexible piezo-microgenerator by depositing ZnO thin films on PET substrates, Sensors and Actuators A: Physical, 159(1), 96-104, 2010.
[18] Sharpes, N., Abdelkefi, A., & Priya, Sh., Two-dimensional concentrated stress low-frequency piezoelectric vibration energy harvesters, Applied Physics Letters, 107(9), 093901, 2015.