Duncan Paul Fagg

Equiparado a Investigador Principal
gabinete: 3.2.11
extensão: 26207

atribuições

Research Group: Applied Energy Group (AE) and Nanotecnology Research Group (NRD)


short cv

Dr. Duncan Fagg is currently employed as a Principal Researcher in the nanotechnology research division (NRD) of the centre for mechanical technology and automation (TEMA) in the University of Aveiro, Portugal. He is the author of over 80 international scientific publications. He has over 20 years of research experience with previous placements in CICECO Aveiro, Portugal, ICV Autonomous University Madrid, Spain, Dept.Chemical Engineering, Patras Greece, School of Chemistry, St-Andrews University Scotland, and Risø DTU National Laboratory for Sustainable Energy, Roskilde Denmark. At present, he is the leader of a group studying hydrogen related technologies.



Publications



D.Araújo de Macedoa, M.R.Cesárioa, D.Maria de Araujo Meloa, R.M.Nascimentoa, C.A.Paskocimasa, A.E.Martinellia, D.P.Fagg, “Microwave Assisted Self-Combustion Synthesis and Electrochemical Performance of LSCF-SDC Composite Cathodes” ECS Trans.53(22)(2013)7-15


D.Pérez-Coll, G.Heras-Juaristi, D.P.Fagg, G.C.Mather, “Transport-number determination of a protonic ceramic electrolyte membrane via electrode-polarisation correction with the Gorelov method” J.Power Sources 245(2014)445-455


N.Nasani, P.A.N.Dias, J.A.Saraiva, D.P.Fagg, “Synthesis and conductivity of Ba(Ce,Zr,Y)O3-d electrolytes for PCFCs by new nitrate-free combustion method,” Int.J.Hydrogen Energy, 38(20)(2013)8461-8470


N.Narendar, P.N.Dias, G.C.Mather, D.P.Fagg, “The importance of phase purity in Ni-BaZr0.85Y0.15O3-d cermet anodes – Novel nitrate-free combustion route and electrochemical study,” RSC Advances, 3(3)(2013)859


P.N.Dias, N.Narendar, T.S.Horozov, D.P.Fagg, “Non-aqueous stabnilized suspensions of BaZr0.85Y0.15O3-d proton conducting electrolyte powders for thin film preparation,” J.Europ.Ceram.Soc. DOI:10.1016/j.jeurceramsoc.2013.02.030


H.S.Soares, X.Zhang, I.Antunes, J.R.Frade, G.C.Mather, D.P.Fagg, "Effect of phosphorous additions on the sintering and trasnport properties of proton conducting BaZr0.85Y0.15O3-d", J.Solid State Chem. DOI:10.1016/j.ssc.2012.02.053


A.D.Brandao, I.Antunes, J.R.Frade, J.Torre, S.M.Mikhalev, D.P.Fagg, "Mechanochemical preparation, sintering aids and hybrid microwave sintering in the proton conductor Sr0.02La0.98Nb1-xVxO4-d, x = 0, 0.15" Int. J. Hydrogen Energy, 37(8)(2012)7252-7261


J.F.Monteiro, A.A.Ferreira, I.Antunes, D.P.Fagg, J.R.Frade, "Thermodynamic restrictions on mechanosynthesis of strontium titante" J.Solid State Chem. 185(2012)143-149


P.A.N.Dias, J.A.C.Alves, D.P.Fagg, M.S.Reis, M.H.Gil, "Development of Semitransparent wood-ploymer composites" J.Vinyl and Additive Tech. (2012)DOI:10.1002/vnl.20295


A.D.Brandão, J.Gracio, G.C.Mather, V.V.Kharton, D.P.Fagg, B-site substitutions in LaNb1-xMxO4-d materials in the search for potential proton conductors (M=Ga,Ge,Si,B,Ti,Zr,P,Al)," J.Solid State Chem. 184(4)(2011)863-870


J.M.Sousa, A.L.Ferreira, D.P.Fagg, E.Titus, R.Krishna, J.Gracio, "Temperature dependence of the Henry’s law constant for hydrogen storage in NaA Zeolites : A Monte Carlo Simulation study" accepted, Journal of Nanoscience and Nanotechnology, 2011


A.Brandão, J.F.Monteiro, A.V.Kovalevsky, D.P.Fagg, V.V.Kharton, J.R.Frade, "Guidelines for improving resistance to CO2 of materials for solid state electrochemical systems" Solid State Ionics 192(1)(2011)16-20


I.Antunes, G.C.Mather, J.R.Frade, J.Gracio, D.P.Fagg, "The stability of Ba(Zr,Pr,Y)O3-d materials for potential application in electrochemical devices" J.Solid State Chem. 183(12)(2010)2826


A.D.Brandão, I.Antunes, J.R.Frade, J.Torre, V.V.Kharton, D.P.Fagg, "Enhanced low-temperature proton conduction in Sr0.02La 0.98NbO4-d by scheelite phase retention." Chem.Mater. 22(24)(2010)6673


D.P.Fagg, D.Pérez-Coll, P.Núñez, J.R.Frade, A.Yaremchenko, A.L.Shaula, V.V.Kharton, "Ceria based mixed conductors with tailored bulk and grain boundary electronic conductivity" Solid State Ionics, 180(11-13)(2009)896.


I.Antunes, A.Brandao, F.M.Figueiredo, J.R.Frade, J.Gracio, D.P.Fagg, "Mechanosynthesis of nanopowders of the proton-conducting electrolyte material Ba(Zr,Y)O3-d" J.Solid State Chem., 182(8)(2009)2149.


A.L.Horovistiz, M. V. Boguslavskii, J.C.C. Abrantes, A.V. Shlyakhtina, D.P.Fagg, L.G. Shcherbakova, J.R. Frade, "Effects of composition and frozen-in conditions on bulk and grain boundary conductivities of Yb2Ti2O7–based materials" Solid State Ionics, 180(11-13)(2009)774.


D.P.Fagg, S.Garcia-Martin, V.V.Kharton, J.R.Frade “Comparative study of minor additions of Mn or Co oxides on sintering and transport properties in Ce0.8Pr0.2O2-d” J. Electrochem. Soc., 156(3)(2009)47.


D.P.Fagg, S.Garcia-Martin, V.V.Kharton, J.R.Frade, “Transport properties of fluorite-type Ce0.8Pr0.2O2-d containing 2mol% and 5mol% additions of Co oxide sintering aid.” Chem.Mater. 21(2)(2009)381.


E.Gómez del Moral, D.P.Fagg, E.Chinarro, J.C.C.Abrantes,J.R.Jurado, G.C.Mather. “Impedance analysis of Sr-substituted CePO4 with mixed protonic and p-type electronic Conduction” Ceramics International, 35(4)(2009)1481


Susana Garcia-Martin, Duncan P. Fagg, and John T.S. Irvine, “Characterization of Diffuse Scattering in Yttria-Stabilized Zirconia by Electron Diffraction and High-Resolution Transmission Electron Microscopy” Chem.Mater. 20(18)(2008)5933.


A.L. Horovistiz, J.C.C. Abrantes, D.P. Fagg, J.R. Frade. "Effects of Yb:Ti ratio on transport properties of Yb2±xTi2±xO7±d" Solid State Ionics, 179(2008)1046.


D.P.Fagg, J.T.S.Irvine,M.Mogensen J.R.Frade. “Effects of firing schedule on solubility limits and transport properties of ZrO2-TiO2-Y2O3 fluorites”. J.Solid State Chem. 180(8)(2007)2371.


D.P.Fagg, A.L.Shaula, V.V.Kharton, J.R.Frade.“High Oxygen Permeability in Fluorite-type Ce0.8Pr0.2O2-d via the use of sintering aids”. J.Membrane Sci. 299(1-2)(2007)1


A.L.Horovistiz,D.P.Fagg, J.C.C.Abrantes , J.R.Frade.”Effects of Fe-additions on sintering and transport properties of Yb2Ti2-yFeyO7-d” J.Europ.Ceram.Soc. 27(13-15)(2007)4283.


D.P.Fagg, A.Shaula, I.P.Marazau, J.R.Frade, V.V.Kharton.”Oxygen Permeability, Thermal Expansion and Mixed Conductivity of Ce1-xGdxPr0.2O2-d, x = 0, 0.15, 0.2” J.Solid State Chem. 179(11) (2006) 3347.


D.P.Fagg, I.P.Marazau, J.R.Frade, V.V.Kharton, “The Defect Chemistry of Ce(Pr,Zr)O2-d;.” J.Solid State Chem. 179(5)(2006)1469.


J.C.C.Abrantes, A.Levchenko, A.V.Shlyakhtina, L.G.Shcherbakova, A.L.Horovistiz, D.P.Fagg, J.R.Frade, “Ionic and Electronic Conductivity of Yb2+xTi2-xO7-x/2 Materials.” Solid State Ionics. Accepted for Publication 2006.


D.Pérez-Coll, P.Núñez, J.C.C.Abrantes, D.P.Fagg, V.V.Kharton, J.R.Frade, “Effects of Firing Conditions and Addition of Co on Bulk and Grain Boundary Properties of CGO.” Solid State Ionics 176(2005)2799.


S.Garcia-Martin, M.A:Alario-Franco, D.P.Fagg, et al., “Evidence of three types of short range ordered fluorite structure in the (1-x)Y0.15Zr0.85O1.93-xY0.75Nb0.25O1.75 (0<= x <=1) system.” J.Mater.Chem. 15(19)(2005)1903.


D.P.Fagg, V.V.Kharton, A.Shaula, I.P.Marvozau, J.R.Frade, “Mixed Conductivity, Thermal Expansion and Oxygen Permeability of Ce(Pr,Zr)O2-d” Solid State Ionics 176(19-22)(2005)1723.


D.P.Fagg, V.V.Kharton, J.R.Frade, “Transport in CGO modified with sintering additives; effects on oxygen reduction kinetics.” J.Solid State Electrochemistry 8(9)(2004)618.


D.P.Fagg, V.V.Kharton, J.R.Frade, “Transport in CGO modified with sintering additives; effects on oxygen reduction kinetics.” J.Solid State Electrochemistry 8(9)(2004)618.


A. Ringuedé, D.P.Fagg, J.R. Frade, “Electrochemical behaviour and degradation of (Ni,M)/YSZ cermet electrodes (M=Co,Cu,Fe) for High Temperature Applications of Solid Electrolytes”, J.European Electrochemical Soc. 24 (6)(2004)1355.


D.P.Fagg, G.C.MAther, J.R.Frade, “Cu-Ce0.8Gd0.2O2-delta materials as SOFC electrolyte and anode”, Ionics. 9(3-4)(2003)214.


D.P.Fagg, J.T.S.Irvine, “The systems Zr(Nb, Ti)MO2-d;, M=Yb, Ca - Optimisation of mixed conductivity and comparison with results of other systems (M=Y and Gd).” J.Solid State Chem. 172(2)(2003)277.


D.P.Fagg, J.C.C.Abrantes, D.Pérez.Coll, P.Núñez, V.V:Kharton, J.R.Frade, “The effects of cobalt oxide sintering aid on electronic transport in Ce0.8Gd0.2O2-d; electrolyte.” Electrochem. Acta, 48(2003,)1023.


G.C.Mather, F.M.Figueiredo, D.P.Fagg, T.Norby, J.R.Jurado, J.R.Frade, “Synthesis and characterisation of Ni-SrCe0.9Yb0.1O3-d;cermet anodes for protonic ceramic fuel cells.” Solid State Ionics. 158(3-4)(2003)333.


S.Garcia-Martin S, M.A.Alario-Franco, D.P.Fagg, et al., “Modulated fluorite-type structure of materials from the (1-x)Y0.5Zr0.5O1.75-xY0.75Nb0.25O1.75 (0 <= x <= 1) system.” Chem. Mater. 12(6)(2000)1729.


D.P.Fagg, V.V.Kharton, J.R.Frade, A.A.L.Labrincha, ‘Stability and mixed ionic-electronic conductivity of (Sr,La)(Ti,Fe)03-d; perovskites’ Solid State Ionics, 156(1-2)(2003)45.


D.P.Fagg, V.V.Kharton, J.R.Frade, “P-type electronic transport in Ce0.80Gd0.2O2-d: The effect of transition metal oxide sintering aids.” J.Electroceramics, 9(2002)199.


D.P.Fagg, J.C.Waerenborgh, V.V.Kharton, J.R.Frade, ‘Redox Behaviour and Transport Properties of La0.5-xSr0.5-xFe0.4Ti0.6O3-d (0 lessthan x lessthan 0.1) Validated by Mössbauer Spectroscopy. Solid State Ionics. 146(2002)87.


D.P. Fagg, V.V. Kharton, A.V. Kovalevsky, A.P. Viskup, E.N. Naumovich and J.R. Frade, ‘The stability and mixed conductivity in La and Fe doped SrTiO3 in the search for potential SOFC anode materials.’ J. Europ. Ceram. Soc. 21(10-11)(2001)1831.


J.T.S.Irvine, A.J.Feighery, D.P.Fagg, S. García-Martin, ‘Structural Studies on the Optimisation of Fast Oxide Ion Transport.’ Solid State Ionics 136-137(2000)879.


A.J.Feighery, J.T.S.Irvine, and D.P.Fagg, ‘Phase Relations at 1500 degrees C in the ternary system ZrO2-Y2O3-TiO2.’ J.Solid State Chem. 4(2)(1999)273.


A.J.Feighery, J.T.S.Irvine, and D.P.Fagg, ‘Phase Relations at 1500 degrees C in the ternary system ZrO2-Y2O3-TiO2.’ J.Solid State Chem. 4(2)(1999)273.


P.R.Slater, D.P.Fagg and J.T.S.Irvine, ‘Synthesis and Electrical Characterisation of Doped Perovskite Titanates as Potential Anode Materials for SOFC’s.’ J.Mater.Chem. 7(12)(1997)2495.


D.P.Fagg, J.T.S.Irvine, ‘The optimisation of mixed conduction in potential SOFC anode materials’s.’ Ionics 4(1-2)(1998)61-71.


A.Kaiser, A.J.Feighery, D.P.Fagg, J.T.S.Irvine, ‘Electrical charaterisation of highly titania doped YSZ’s.’ Ionics 4(3-4)(1998)215-219.


J.T.S.Irvine, D.P.Fagg, J.Labrincha and F.M.B.Marques, ‘Development of Novel Anodes for SOFC’s.’ Catal. Today 38(1997)467.


D.P.Fagg, I.R.Gibson, J.T.S.Irvine, ‘Oxide ion transport in highly defective cubic stabilised zirconias’s.’ Ionics 1(4)(1995)279-285.


J.T.S.Irvine, D.P.Fagg, and S.M.Fray, ‘Reduced Magnesium Titanate Electrodes for Solid Oxide Fuel Cells.’ Solid State Ionics 72(1994) 235.


Projects participation


Project Coordination


“Development of mixed electronic and proton conducting ceramics for application as hydrogen separation membranes”. FCT, Portugal PTDC/CTM/66243/2006, 2008-2010, PI Dr.D.P.Fagg


“Development of novel materials for reversible electrolysers/fuel cells and for solid state hydrogen storage”. Martifer Energia - Equipamentos para Energia, 2008-2011, PI Dr.D.P.Fagg


“Production of pure hydrogen by reforming of biogas and electrochemical separation (HYDEL)”. FCT, Portugal PTDC/CTM/100412/2008, 2010-2013, PI Dr.D.P.Fagg


“Extension of Electrochemically Active Sites in SOFC anodes-(E-a-s-i Anode)”. FCT, Portugal PTDC/CTM/105424/2008, 2010-2013, PI Dr.D.P.Fagg


Collaborative Projects


"Harvesting the energy of the sun for a sustainable future" (QREN programe Mais Centro), 2013-2015, PI Prof. Armando Neves

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