Electrostatic potential in a bent flexoelectric semiconductive nanowire

CMES - Computer Modeling in Engineering and Sciences

Volumn 91, Issue 5, 2013, Pages 397-408

  Xu, Ying ^a   Hu, Shuling ^a   Shen, Shengping ^a  

^a XI'AN JIAOTONG UNIVERSITY   (China)

Author keywords

Flexoelectricity; Nanowire; Piezoelectricity; Semiconductivity

Indexed keywords

DONOR CONCENTRATIONS; ELECTROSTATIC POTENTIAL DISTRIBUTION; ELECTROSTATIC POTENTIALS; FLEXOELECTRIC EFFECTS; FLEXOELECTRICITY; MECHANICAL ENERGIES; SEMICONDUCTIVITY; TRANSFER EFFICIENCY;

CRYSTALLOGRAPHY; ELECTROSTATICS; PIEZOELECTRICITY;

NANOWIRES;

EID: 84879650740     PISSN: 15261492     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (18)

1. Askar, A.; Lee, P. C. Y.; Cakmak, A. S. (1970): A lattice dynamics approach to the theory of elastic dielectrics with polarization gradient. Phys Rev B, vol. 1, pp. 3525-3537.
2. Catalan, G.; Sinamon, L. J.; Gregg, J. M. (2004): The effect of flexoelectricity on the dielectric properties ofinhomogeneously strained ferroelectric thin films. J Phys Condens Matter, vol. 16, pp. 2253-2264.
3. Fousek, J.; Cross, L. E.; Litvin, D. B. (1999): Possible piezoelectric composites based on flexoelectric effect. Mater Letter, vol. 39, pp. 289-291.
4. Gao, Y., Wang, Z. L. (2007): Electrostatic potential inabentpiezoelectric nanowire. The fundamental theory of nanogenerator and nanopieaotronics. Nano Lett, vol. 7, pp. 2499-2505.
5. Gao, Y.; Wang, Z. L. (2009): Equilibrium potential of free charge carriers in a bentpiezoelectric semiconductive nanowire. Nano Lett, vol. 9, pp. 1103-1110.
6. Hu, S. L.; Shen, S. P. (2009): Electric field gradient theory with surface effect for nano-dielectrics. CMC-Computers Materials & Continua, vol. 13, pp. 63-87.
7. Kogan, S. M. (1963): Piezoelectric effect under an inhomogeneous strain and acoustic scattering ofcarriers in crystals. Fiz. Tverd. Tela, vol. 5, pp. 2829-31.
8. Liu, C. C.; Hu, S. L.; Shen, S. P. (2012): Effect of flexoelectricity on electrostatic potential in a bent piezoelectric nanowire. Smart Mater Struct, vol. 21, 115024.
9. Majdoub, M. S.; Sharma, P.; Cagin, T. (2008): Enhanced size-dependentpiezo-electricity and elasticity in nanostructures due to the flexoelectric effect. Phys. Rev. B, vol. 77, 125424.
10. Maranganti, R.; Sharma, N. D.; Sharma, P. (2006): Electromechanical coupling in nonpiezoelectric materials due to nanoscale size effects: Green's function solu-tions and embedded inclusions. Phys. Rev B, vol. 74, 014110.
11. Momeni, K.; Odegard, G. M.; Yassar, R. S. (2010): Nanocomposite electri-cal generator based on piezoelectric zinc oxide nanowires. J. Appl. Phys. vol. 108, 114303.
12. Shao, Z. Z.; Wen, L. Y.; Wu, D. M.; Wang, X. F.; Zhang, X. A.; Chang, S. L. (2010): A continuum model ofpiezoelectric potential generated in a bent ZnO nanorod. J. Phys. D: Appl. Phys, vol. 43, 245403.
13. Shen, S. P.; Hu, S. L. (2010): A theory of flexoelectricity with surface effect for elastic dielectrics. J. Mech. Phys. Solids, vol. 58, pp. 665-677.
14. Song, J.; Zhou, J.; Wang, Z. L. (2006): Piezoelectric and semiconducting coupled power generating process of a single ZnO belt/wire. A technology for Harvesting electricity from the environment. Nano Lett. 6, 1656-1662.
15. Soutas-Little, R. W. (1999): Elasticity. Dover Publications, New York.
16. Tagantsev, A. K. (1986): Piezoelectricity and flexoelectricity in crystalline di-electrics. Phys. Rev. B, vol. 34, pp. 5883-5889.
17. Wang, Z. L. (2011):Nanogeneratorsfor Self-poweredDevices andSystems. Geor-gia Institute of Technology, Atlanta, USA.
18. Wang, Z. L.; Song, J. (2006): Piezoelectric Nanogenerators based on Zinc Oxide Nanowire Arrays. Science, vol. 312, pp. 242-246.