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Jeevaka L. Weerasinghe, Ph.D.

Affiliations: 
2012 Physics University of Arkansas, Little Rock, AR 
Area:
Solid State Physics, Condensed Matter Physics, Materials Science Engineering
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"Jeevaka Weerasinghe"
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Laurent Bellaiche grad student 2012 University of Arkansas
 (Dynamical properties of Ferroelectric Perovskites (Barium, Strontium)Titanate and Lead (Zirconium, Titanium) Oxide systems from First principles.)

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Publications

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Weerasinghe J, Wang D, Bellaiche L. (2013) Effect of central mode on the dielectric tunability of ferroelectrics near room temperature: a first-principle-based study. Journal of Physics. Condensed Matter : An Institute of Physics Journal. 25: 252202
Weerasinghe J, Bellaiche L, Ostapchuk T, et al. (2013) Emergence of central mode in the paraelectric phase of ferroelectric perovskites Mrs Communications. 3: 41-45
Wang D, Weerasinghe J, Albarakati A, et al. (2013) Terahertz dielectric response and coupled dynamics of ferroelectrics and multiferroics from effective hamiltonian simulations International Journal of Modern Physics B. 27
Salje EKH, Carpenter MA, Nataf GF, et al. (2013) Elastic excitations in BaTiO3 single crystals and ceramics: Mobile domain boundaries and polar nanoregions observed by resonant ultrasonic spectroscopy Physical Review B - Condensed Matter and Materials Physics. 87
Weerasinghe J, Wang D, Bellaiche L. (2013) Effect of central mode on the dielectric tunability of ferroelectrics near room temperature: A first-principle-based study Journal of Physics Condensed Matter. 25
Wang D, Weerasinghe J, Bellaiche L. (2012) Atomistic molecular dynamic simulations of multiferroics. Physical Review Letters. 109: 067203
Wang D, Weerasinghe J, Bellaiche L. (2012) Atomistic molecular dynamic simulations of multiferroics Physical Review Letters. 109
Weerasinghe J, Wang D, Bellaiche L. (2012) Low-frequency coupled modes in disordered Pb(Zr,Ti)O 3 solid solutions from first principles Physical Review B - Condensed Matter and Materials Physics. 85
Wang D, Buixaderas E, Íñiguez J, et al. (2011) Fermi resonance involving nonlinear dynamical couplings in Pb(Zr,Ti)O3 solid solutions. Physical Review Letters. 107: 175502
Wang D, Weerasinghe J, Bellaiche L, et al. (2011) Dynamical coupling in Pb(Zr,Ti)O 3 solid solutions from first principles Physical Review B - Condensed Matter and Materials Physics. 83
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