[1] T. Morita, Miniature piezoelectric motors, Sens. Actuator A Phys.103 (2003) 291.
[2] P. Muralt, Ferroelectric thin films for micro-sensors and actuators: a review, J. Micromech. Microeng. 10(2000) 36.
[3] F. Lange, Chemical Solution Routes to Single-Crystal Thin Films, Sci. 273(1996) 903.
[4] T. Morita, Piezoelectric Materials Synthesized by the Hydrothermal Method and Their Applications, Mater. 3(2010) 5236.
[5] A. Cafarelli, A. Marino, L. Vannozzi, J. Puigmartí-Luis, S. Pané, G. Ciofani, L.Ricotti, Piezoelectric Nanomaterials Activated
by Ultrasound: The Pathway from Discovery to Future Clinical Adoption. ACS Nano. 15(2021)11066-11086.
[6] W. Madhuri, M. Reddy, N.R. Reddy, Kv. Kumar, and V. Murthy, Comparison of initial permeability of MgCuZn ferrites
sintered by both conventional and microwave methods, J. Phys. D: Appl. Phys. 42 (2009) 165007.
[7] L. Hamzioui, F. Kahoul, N. Zoleikha, N. Abdessalem, and A. Boutarfaia, Effects of Phosphorus Addition on Piezoelectric and Mechanical Properties of Pb0.98Ca0.02[(Zr0.52Ti0.48)0.98(Cr3+0.5, Ta5+0.5)0.02]O3. Energy Procedia. 36(2013)1168.
[8] D.M. Shin, S.W. Hong, Y.H. Hwang. Recent Advances in Organic Piezoelectric Biomaterials for Energy and Biomedical
Applications. Nanomaterials (Basel). 10(2020)123.
[9] A. Sh. Chan, J. Del Valle, K. Lao, Ch. Malapit, M. Chua, and R. So, Evaluation of silica sol-gel microcapsule for the controlled release of insect repellent, N, N-diethyl-2-methoxybenzaimide, on cotton. Philipp. J. Sci.138(2009)13.
[10] C. Kumar,M. Sayer, R. Pascual, D. Amm, Z. Wu, and D. Swanston, Lead zirconate titanate films by rapid thermal processing. Appl. phys. lett. 58(1991)1161.
[11] A. Kholkin, E. Akdogan, A. Safari, P-F. Chauvy, and N. Setter, J. Appl. Phys. 89 (2001). 8066.
[12] M. Esmaeili, E. Koushki, and H. Mousavi, Nonlinear optical re-orientation and photoacoustic properties of indium tin oxide nanoparticles. Physica E: Low dimens. Syst. Nanostruct. 120(2020)114063.
[13] J. Baedi, A. Ghasedi, E. Koushki, and B. Akrami, Nonlinear response of sodium and potassium doped ZnO along with
improvement in bandgap structure: A combined physicochemical study. Phys. B: Condens. 620(2021)413279.
[14] A. Ghasedi, E. Koushki, and J. Baedi, Optical nonlinearity, saturation in absorption and optical bistability of AZO films
synthesized in presence of sodium hydroxide. Phys. B: Condens. 587(2020)412148.
[15] G.H. Khorrami, A. Khorsand Zak, and S.M. Banihashemian, Magnetic and dielectric properties on sol–gel combustion
synthesis of Pb(Zr0.52,Ti0.43X0.05)O3 (X = Fe, Ni, and Co) nanoparticles. Adv. Powder Technol. 25(2014)1319.
[16] V. Kalem, I. Cam, and M. Timucin, Dielectric and piezoelectric properties of PZT ceramics doped with strontium and
lanthanum. Ceram. Int. 37(2011)1265.
[17] G.H. Khorrami, A. Khorsand Zak, A. Kompany, and R. Yousefi, Ceram. Int. 38(2012) 5683.
[18] A. Bouzid, M. Gabbay, and G. Fantozzi, Potassium Doping Effect on the Anelastic Behaviour of Lead Zirconate Titanate – PZT – Near to the Morphotropic Phase Boundary. Defect and Diffusion Forum. 206(2001)147.
[19] D.K. Mahato, R.K. Chaudhary, and S. C. Srivastava, Effect of Na on microstructure, dielectric and piezoelectric properties of PZT ceramic. J. Mater. Sci. 22(2003) 1613.
[20] J. Bernard, R. William Jr, and J. Hans, Piezoelectric Ceramics. Academic. London (1971).
[21] V. Postnikov, V. Pavlov, and S. Turkov, Internal friction in ferroelectrics due to interaction of domain boundaries and point defects. J. Phys. Chem. Solids. 31(1970) 1785-1791.
[22] E. Bourim, H. Tanaka, M. Gabbay, and G. Fantozzi, Internal Friction and Dielectric Measurements in Lead Zirconate Titanate Ferroelectric Ceramics. Jpn. J. Appl. Phys. 39(2000)5542.
[23] E. Koushki, J. Baedi, and A. Tasbandi, Sodium doping effect on optical permittivity, band gap structure, nonlinearity and piezoelectric properties of PZT nano-colloids and nanostructures. J. Elec. Mater. 48(2019)1066.
[24] H. Akherat Doost, M. H. Majles Ara, A. Ghasedi, and E. Koushki, Effects of Gold and Silver Nanoparticles on Optical
Bistability of Titanium Dioxide Nanocolloid, Phys. Solid State, 63 (2021) 318–323.
[25] Z. Huang, Q. Zhang, S. Corkovic, R. A. Dorey, F. Duval, G. Leighton,R. Wright, P. Kirby, R. W. Whatmore, J.
Electroceramics, 17(2006)549–556.
[26] P. R. Jubu, O.S. Obaseki, A. Nathan-Abutu, F.K. Yam , Y. Yusof , M.B. Ochang, Dispensability of the conventional Tauc’s
plot for accurate bandgap determination from UV–vis optical diffuse reflectance data, Results in Optics 9 (2022) 100273.
[27] F.L. Pedrotti and L.S. Pedrotti, Introduction to Optics, 2nd ed. (Saddle River: Prentice Hall, 1993), 225–230.