Πλοήγηση ανά Συγγραφέα "Demin, A."
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Solid oxide fuel cell stack: Temperature regulation
Demin, A.; Gorshkov, M.; Chuikin, A.; Maragou, V.; Tsiakaras, P. (2011)A fuel cell produces electricity and heat [1,2]. Low thermal conductivity of materials composed a solid oxide fuel cell (SOFC) and absence of effective heat carriers can lead to significant temperature irregularity within ... -
Structural, electrical and transport properties of iron doped calcium titanates in view of applications for hydrogen production through the electrochemical conversion of water
Maragou, V.; Murashkina, A.; Yu Pikalova, E.; Demin, A.; Tsiakaras, P. (2009)The present work aims at the investigation of the structural, electrical and transport properties of a series of iron doped calcium titanates (CaTi1-xFexO3-δ) as membrane material for hydrogen production through the ... -
Structural, thermomechanical and electrical properties of new (1-x) Ce0.8Nd0.2O2-delta-xBaCe(0.8)Nd(0.2)O(3-delta) composites
Medvedev, D.; Pikalova, E.; Demin, A.; Podias, A.; Korzun, I.; Antonov, B.; Tsiakaras, P. (2014)In this work composite (1-x)Ce0.8Nd0.2O2-delta-xBaCe(0.8)Nd(0.2)O(3-delta) ceramics were prepared via the one-step citrate-nitrate combustion procedure, and characterised by TG-DSC, XRD analysis, and SEM. Their transport ... -
Sulfur and carbon tolerance of BaCeO3-BaZrO3 proton-conducting materials
Medvedev, D.; Lyagaeva, J.; Plaksin, S.; Demin, A.; Tsiakaras, P. (2015)In the present work, BaCe0.8-xZrxY0.2O3-delta-based ceramic samples (BCZYx) are prepared and their chemical stability in corrosive atmospheres containing high concentrations of H2O, CO2 and H2S is investigated. Based on ... -
Textured BaCe(0.5)Zr(0.3)Ln(0.2)O(3-delta) (Ln = Yb, Y, Gd, Sm, Nd and La) ceramics obtained by the aid of solid-state reactive sintering method
Lyagaeva, J.; Medvedev, D.; Filonova, E.; Demin, A.; Tsiakaras, P. (2015)Dense BaCe(0.5)Zr(0.3)Ln(0.2)O(3-delta) (Ln = Yb, Y, Gd, Sm, Nd and La) proton-conducting ceramic materials are successfully prepared by solid-state reactive sintering method. The XRD analysis shows that the surface of ... -
Thermodynamic analysis of a hydrogen fed solid oxide fuel cell based on a proton conductor
Demin, A.; Tsiakaras, P. (2001)In the present investigation, the thermodynamic analysis of a solid oxide fuel cell based on protonic electrolyte (SOFC(H(+))) and fed with hydrogen is performed. The influence of such parameters as hydrogen purity, air ... -
Thermodynamic analysis, of a solid oxide fuel cell system fuelled by ethanol
Tsiakaras, P.; Demin, A. (2001)In the present study, a detailed thermodynamic analysis has been carried out in order to provide useful information concerning ethanol utilization as alternative fuel in solid oxide fuel cells (SOFCs). by using different ...