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List of works by Roger A De Souza

A SIMS study of cation and anion diffusion in tantalum oxide.

scientific article published on 13 December 2017

A Space-Charge Treatment of the Increased Concentration of Reactive Species at the Surface of a Ceria Solid Solution.

scientific article published on 18 September 2017

A chemically driven insulator–metal transition in non-stoichiometric and amorphous gallium oxide

scientific article published on 06 April 2008

A family of oxide ion conductors based on the ferroelectric perovskite Na0.5Bi0.5TiO3.

scientific article

A kinetic study of the decomposition of the cubic perovskite-type oxide BaxSr1−xCo0.8Fe0.2O3−δ (BSCF) (x = 0.1 and 0.5)

scientific article published on 24 June 2010

A quantitative analysis of two-fold electrical conductivity relaxation behaviour in mixed proton-oxide-ion-electron conductors upon hydration

scientific article published on 28 October 2020

A universal empirical expression for the isotope surface exchange coefficients (k*) of acceptor-doped perovskite and fluorite oxides

scientific article published on 13 January 2006

Activation volume tensor for oxygen-vacancy migration in strained CeO2 electrolytes

scientific article published on 13 May 2013

Capacitance of single crystal and low-angle tilt bicrystals of Fe-doped SrTiO3

scientific article published on 01 January 2007

Chemical strengthening of a dental lithium disilicate glass-ceramic material

scientific article published on 01 December 2008

Complex behaviour of vacancy point-defects in SrRuO3 thin films

scientific article

Complex diffusion behavior of oxygen in nanocrystalline BaTiO3 ceramics.

scientific article published in February 2014

Computational Study of Oxygen Diffusion along a[100] Dislocations in the Perovskite Oxide SrTiO3.

scientific article

Correction: Oxygen diffusion in single crystal barium titanate

scientific article published on 01 November 2018

Do dislocations act as atomic autobahns for oxygen in the perovskite oxide SrTiO3?

scientific article published on 01 November 2014

Electrochemical activation of molecular nitrogen at the Ir/YSZ interface

scientific article published on 11 January 2011

Electrochemical methods for determining ionic charge in solids

scientific article published on 21 September 2020

Grain growth in strontium titanate in electric fields: The impact of space‐charge on the grain‐boundary mobility

scientific article

Introduction to the special issue in honour of Prof. John Kilner’s 75th birthday

scientific article published in 2022

Iodide-ion conduction in methylammonium lead iodide perovskite: some extraordinary aspects

scientific article published on 09 January 2019

Ionic conduction in the SrTiO3|YSZ|SrTiO3 heterostructure

scientific article published on 01 April 2013

Is ReO3 a mixed ionic-electronic conductor? A DFT study of defect formation and migration in a BVIO3 perovskite-type oxide.

scientific article published on 7 March 2018

Large-Scale, Low-Cost Fabrication of Janus-Type Emulsifiers by Selective Decoration of Natural Kaolinite Platelets

scientific article published on 27 December 2011

Molecular dynamics simulations of oxygen vacancy diffusion in SrTiO3

scientific article published on 22 October 2012

Optically Tuning the Rate of Stoichiometry Changes: Surface-Controlled Oxygen Incorporation into Oxides under UV Irradiation

scientific article published on 01 June 2001

Oxygen Exchange Processes between Oxide Memristive Devices and Water Molecules

scientific article published on 07 June 2018

Oxygen diffusion and surface exchange in the mixed conducting oxides SrTi1-yFeyO3-δ.

scientific article

Oxygen diffusion in nanocrystalline yttria-stabilized zirconia: the effect of grain boundaries

scientific article published on 25 February 2008

Oxygen diffusion in single crystal barium titanate.

scientific article published on May 2015

Secondary-ion-mass-spectroscopy study of oxygen tracer diffusion in a c-axis-oriented YBa2Cu3O7- delta film

scientific article published on 01 April 1995

Spectromicroscopic insights for rational design of redox-based memristive devices

scientific article

The blocking effect of surface dislocations on oxygen tracer diffusion in SrTiO3

scientific article published on 01 June 2018

The effect of space-charge formation on the grain-boundary energy of an ionic solid

scientific article published on 08 July 2019

The formation of equilibrium space-charge zones at grain boundaries in the perovskite oxide SrTiO3.

scientific article published on 21 August 2009

The surprisingly high activation barrier for oxygen-vacancy migration in oxygen-excess manganite perovskites

scientific article published on 22 June 2020

The usefulness of molecular-dynamics simulations in clarifying the activation enthalpy of oxygen-vacancy migration in the perovskite oxide BaTiO3

scientific article published on 01 March 2020

Using (18)O/(16)O exchange to probe an equilibrium space-charge layer at the surface of a crystalline oxide: method and application

scientific article published on 04 March 2008

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