George Rossetti, Jr.

DMSE_034-EditGeorge Rossetti, Jr.
Associate Professor
Ph.D., The Pennsylvania State University (1993)

Department of Materials Science & Engineering
97 North Eagleville Road, Unit 3136
Storrs, CT 06269-3136
Office: IMS-141
Phone: (860) 486-2922
Email:  george.rossetti_jr@uconn.edu

 


Research Interests

  • Electroceramic materials and devices
  • Phenomenological theory of ferroelectrics
  • Constitutive behavior of ferroelectric crystals and thin films
  • Electrocaloric materials for solid-state cooling applications
  • Piezocrystals for sensors, actuators and energy harvesting devices
  • Processing of dielectric and piezoelectric ceramics
  • Characterization and electrical properties of polar dielectrics
  • Thermophysical properties of electroactive materials

Recent Publications

F. Weyland, T. Eisele, S. Steiner, T. Frömling, G. A. Rossetti, Jr., J. Rödel and N. Novak, “Long term stability of electrocaloric response in barium zirconate titanate,” J. Eur. Ceram. Soc. 38, 551-556 (2018).

M. Acosta, N. Novak, V. Rojas, S. Patel, R. Vaish, J. Koruza, G. A. Rossetti, Jr. and J. Rödel, “BaTiO3-based piezoelectrics: fundamentals, current status, and perspectives,” Appl. Phys. Rev. 4, 041305, 1-53, (2017).

R. Batra, T. D. Huan, G. A. Rossetti, Jr. and R.  Ramprasad, “Dopants promoting ferroelectricity in hafnia: insights from a comprehensive chemical space exploration,” Chem. Mater. 29, 9102-9109 (2017).

H. Schader, G. A. Rossetti Jr., J. Luo and K.G. Webber, “Piezoelectric and ferroelectric properties of <001>CPb(In1/2Nb1/2)O3-Pb(Mg1/3Nb2/3)O3-PbTiO3single crystals under combined thermal and mechanical loading,” Acta Materialia126, 174-181 (2017).

H. Schader, N. Khakpash, G. A. Rossetti Jr. and K.G. Webber, Phase transitions in BaTiO3under uniaxial compressive stress: Experiments and phenomenological analysis,”J. Appl. Phys121, 064109, 1-10 (2017).

Batra, T. D. Huan, J. L. Jones, G. A. Rossetti, Jr., and R. Ramprasad, “Factors favoring ferroelectricity in hafnia: A first-principles computational study,” J. Phys. ChemC121, 4139−4145 (2017).

Pérez-Moyet, J. Stace, A. Amin, P. Finkel and G. A. Rossetti, Jr., “Non-resonant electromechanical energy harvesting using inter-ferroelectric phase transitions,” Appl. Phys. Lett., 107, 172901, 1-5 (2015).

Acosta, N. Novak, G. A. Rossetti, Jr. and J. Rödel, “Mechanisms of electromechanical response in (1−x)Ba(Zr0.2Ti0.8)O3-x(Ba0.7Ca0.3)TiO3 ceramics,” Appl. Phys. Lett. 107, 142906, 1-5 (2015).

Acosta, N. Khakpash, T. Someya, N. Novak, W. Jo, H. Nagata, G. A. Rossetti, Jr. and J. Rödel, “Origin of the large piezoelectric activity in (1−x)Ba(Zr0.2Ti0.8)O3-x(Ba0.7Ca0.3)TiO3 ceramics,” Phys. Rev. B 91, 104108, 1-11 (2015).

Khakpash, H. Khassaf, G. A. Rossetti, Jr. and S. P. Alpay, “Misfit strain phase diagrams of epitaxial PMN–PT films,” Appl. Phys. Lett. 106, 082905, 1-5 (2015).