Zacharias Fthenakis

Short Bio

Dr Zacharias Fthenakis holds a PhD degree in physics from the Physics Department of the University of Crete, Greece (2010). He had been appointed as postdoc (Michigan State University, USA (2011-2013); Foundation for Research and Technology, Greece (2014-2015); University of South Florida, USA (2017-2019); National Hellenic Research Foundation (2019-2021)) and adjunct/visiting professor (Hellenic Mediterranean University, Greece and University of West Attica, Greece). He is reviewer in more than 30 scientific journals and has been recognized by IOP as “IOP Trusted reviewer”. He is author of more than 30 research articles in peer review journals

Research Interests

Modeling for the study of materials properties
Ferroelectric materials including phase transitions
New Carbon allotropes, both 3- and 2-dimensional
Graphene, carbon nanotubes, fullerene-like structures and other materials
Structural, Mechanical, Electronic, Magnetic and Transport properties of finite and periodic systems (2- and 3-dimensional)

 

Selected Recent Projects

Selected Publications

“Structural deformations and mechanical properties of Si2BN under uniaxial and uniform biaxial strain in comparison with graphene: An ab-initio study” G. Fthenakis and M. Menon, Phys. Rev. B 99, 205302 (2019)

“All-mechanical polarization control and anomalous (electro)mechanical responses in ferroelectric nanowires” D. Pappas, G. Fthenakis and I. Ponomareva, Nano Lett. 18, 5996 (2018

“Dynamics of antiferroelectric phase transition in PbZrO3”, G. Fthenakis and I. Ponomareva, Phys. Rev. B 96, 184110 (2017)

“Are the experimentally observed 3-dimensional Carbon honeycombs, all-sp2 structures? The dangling p-orbital instability.” G. Fthenakis, RSC Adv. 7, 9790 (2017)

“Graphene allotropes under extreme uniaxial strain: an ab initio theoretical study”, G. Fthenakis, N. N. Lathiotakis, Phys. Chem. Chem. Phys. 17, 16418 (2015).

“Successive spin polarizations underlying a new magnetic coupling contribution in diluted magnetic semiconductors" A. N. Andriotis, G. Fthenakis and M. Menon, J. Phys.: Cond. Matt. 27, 052202, (2015)

“Effect of structural defects on the thermal conductivity of graphene: From point to line defect to haeckelites” G. Fthenakis, Z. Zhu, and D. Tománek, Phys. Rev. B 89, 125421 (2014)

"Topologically protected conduction state at carbon foam surfaces: An ab-initio study” Z. Zhu, G. Fthenakis, J. Guan, and D. Tománek, Phys. Rev. Lett. 112, 026803 (2014)

“Limits of mechanical energy storage and structural transformations in twisted nanotube ropes” G. Fthenakis, Z. Zhu, D. Teich, G. Seifert, and D. Tománek, Phys. Rev. B 88, 245402 (2013)

“Computational study of the thermal conductivity in defective carbon nanostructures” G. Fthenakis, and D. Tománek, Phys. Rev. B 86, 125418 (2012)