Publications: Dr Giuseppe Viola

Wang B, Koval V, Viola G, Eriksson M, Wu Z, Reece MJ, Hall DA, Wang G et al. ( 2025 ) . Investigation of electric field-induced phase transitions in unfilled tungsten bronze relaxor ceramics designed by the high entropy concept . Acta Materialia vol. 284 ,

Cao J, Yang B, Smith G, Mahajan A, Zhang H, Lin Y, Yu C, Koval V et al. ( 2024 ) . Establishing room-temperature multiferroic behaviour in bismuth-based perovskites . Materials & Design vol. 248 ,

Koval V, Viola G, Zhang M, Faberova M, Bures R, Yan H ( 2024 ) . Dielectric relaxation and conductivity phenomena in ferroelectric ceramics at high temperatures . Journal of the European Ceramic Society vol. 44 , ( 5 ) 2886 - 2902 .

Chetehouna M, Viola G ( 2024 ) . A Teaching-Learning Framework for Materials Characterization . Journal of Chemical Education vol. 101 , ( 3 ) 1036 - 1048 .

Hu Z, Zhang H, Reece MJ, Viola G, Yan H ( 2023 ) . Relaxor ferroelectric behaviour observed in (Ca0.5Sr0.5Ba0.5Pb0.5)Nb2O7 perovskite layered structure ceramics . Journal of the European Ceramic Society vol. 43 , ( 1 ) 177 - 182 .

Hu Z, Zhang H, Zhu Z, Zeng J, Zhang D, Eriksson M, Viola G, Yan H ( 2022 ) . Deciphering the peculiar hysteresis loops of 0.05Pb(Mn1/3Sb2/3)O3–0.95Pb(Zr0.52Ti0.48)O3 piezoelectric ceramics . Acta Materialia

Viola G, Chang J, Steckler F, Rojac T, Fantuzzi N, Song W ( 2022 ) . Electromechanical response of poly(vinylidenefluoride) thin films under acoustic stimuli . Mechanics of Advanced Materials and Structures vol. 31 , ( 6 ) 1377 - 1387 .

Zhang M, Koval V, Shi Y, Yue Y, Jia C, Wu J, Viola G, Yan H ( 2022 ) . Magnetoelectric coupling at microwave frequencies observed in bismuth ferrite-based multiferroics at room temperature . Journal of Materials Science & Technology vol. 137 , 100 - 103 .

Tian Y, Song P, Viola G, Shi J, Li J, Jin L, Hu Q, Xu Y et al. ( 2022 ) . Silver niobate perovskites: structure, properties and multifunctional applications . Journal of Materials Chemistry A: materials for energy and sustainability

Zhang M, Zhang H, Jiang Q, Gao F, Chen R, Zhang D, Reece MJ, Yang B et al. ( 2021 ) . Terahertz Characterization of Lead-Free Dielectrics for Different Applications . ACS Applied Materials & Interfaces vol. 13 , ( 45 ) 53492 - 53503 .

Viola G, Tian Y, Yu C, Tan Y, Koval V, Wei X, Choy KL, Yan H ( 2021 ) . Electric field-induced transformations in bismuth sodium titanate-based materials . Progress in Materials Science vol. 122 ,

Yu C, Viola G, Zhang D, Stroscio Z, Hu Z, Eskilla VR, Grasso S, Wilson RM et al. ( 2021 ) . Structural Evolution in BiNbO4 . Inorganic Chemistry: including bioinorganic chemistry

Zhang M, McKinnon RA, Viola G, Yang B, Zhang D, Reece MJ, Abrahams I, Yan H ( 2020 ) . Ultrafast Electric Field-Induced Phase Transition in Bulk Bi0.5Na0.5TiO3 under High-Intensity Terahertz Irradiation . ACS Photonics Article acsphotonics.0c01559 ,

Li Z, Koval V, Mahajan A, Gao Z, Vecchini C, Stewart M, Cain MG, Tao K et al. ( 2020 ) . Publisher's Note: “Room-temperature multiferroic behavior in layer-structured Aurivillius phase ceramics” [Appl. Phys Lett. 117, 052903 (2020)] . Applied Physics Letters vol. 117 , ( 9 )

Li Z, Koval V, Mahajan A, Gao Z, Vecchini C, Stewart M, Cain MG, Tao K et al. ( 2020 ) . Room-temperature multiferroic behavior in layer-structured Aurivillius phase ceramics . Applied Physics Letters vol. 117 , ( 5 ) 052903 - 052903 .

Viola G, Chang J, Maltby T, Steckler F, Jomaa M, Sun J, Edusei J, Zhang D et al. ( 2020 ) . Bioinspired Multiresonant Acoustic Devices Based on Electrospun Piezoelectric Polymeric Nanofibers . ACS Applied Materials & Interfaces vol. 12 , ( 31 ) 34643 - 34657 .

Koval V, Shi Y, Skorvanek I, Viola G, Bures R, Saksl K, Roupcova P, Zhang M et al. ( 2020 ) . Cobalt-induced structural modulation in multiferroic Aurivillius-phase oxides . Journal of Materials Chemistry C

Jiang Q, Hu H, Yang J, Xin J, Li S, Viola G, Yan H ( 2020 ) . High Thermoelectric Performance in SnTe Nanocomposites with All-Scale Hierarchical Structures . ACS Applied Materials and Interfaces

Yan H, Inam F, Viola G, Ning H, Zhang H, Jiang Q, Zeng T, Gao Z et al. ( 2020 ) . The Contribution of Electrical Conductivity, Dielectric Permittivity and Domain Switching in Ferroelectric Hysteresis Loops . Progress in Advanced Dielectrics , World Scientific Publishing

Qi W, Wang Y, Wu J, Hu Z, Jia C, Viola G, Zhang H, Yan H ( 2019 ) . Relaxor behavior and photocatalytic properties of BaBi<inf>2</inf>Nb<inf>2</inf>O<inf>9</inf> . Journal of the American Ceramic Society

Li Z, Qi W, Cao J, Li Y, Viola G, Jia C, Yan H ( 2019 ) . Multiferroic properties of single phase Bi <inf>3</inf> NbTiO <inf>9</inf> based textured ceramics . Journal of Alloys and Compounds vol. 788 , 701 - 704 .

Tan Y, Viola G, Koval V, Yu C, Mahajan A, Zhang J, Zhang H, Zhou X et al. ( 2019 ) . On the origin of grain size effects in Ba(Ti<inf>0.96</inf>Sn<inf>0.04</inf>)O<inf>3</inf> perovskite ceramics . Journal of the European Ceramic Society

Viola G, D'Isanto F, Koval V, Cempura G, Yan H, Smeacetto F, Salvo M ( 2019 ) . Orthoenstatite to forsterite phase transformation in magnesium germanate ceramics . Ceramics International

Salvo M, Smeacetto F, D’Isanto F, Viola G, Demitri P, Gucci F, Reece MJ ( 2019 ) . Glass-ceramic oxidation protection of higher manganese silicide thermoelectrics . Journal of the European Ceramic Society vol. 39 , ( 1 ) 66 - 71 .

Li Z, Li Y, Cao J, Yan H, Qi W, Viola G ( 2018 ) . Spark plasma sintering of grain-oriented Sr<inf>2</inf>Bi<inf>4</inf>Ti<inf>5</inf>O<inf>18</inf> aurivillius phase ceramics . Journal of Alloys and Compounds6 - 9 .

Tian Y, Jin L, Hu Q, Yu K, Zhuang Y, VIOLA G, ABRAHAMS I, Xu Z et al. ( 2018 ) . Phase transitions in tantalum-modified silver niobate ceramics for high power energy storage . Journal of Materials Chemistry A

Li F, Lu B, Zhai J, Shen B, Zeng H, Lu S, Viola G, Yan H ( 2018 ) . Enhanced piezoelectric properties and electrocaloric effect in novel lead-free (Bi<inf>0.5</inf>K<inf>0.5</inf>)TiO<inf>3</inf>-La(Mg<inf>0.5</inf>Ti<inf>0.5</inf>)O<inf>3</inf>ceramics . Journal of the American Ceramic Society vol. 101 , ( 12 ) 5503 - 5513 .

Tan Y, Viola G, Koval V, Yu C, Mahajan A, Zhang J, Zhang H, Zhou X et al. ( 2018 ) . The origin of grain size effects in Ba(Ti0.96Sn0.04)O3 perovskite ceramics with superior electrical properties .

Koval V, Skorvanek I, Viola G, Zhang M, Jia C, Yan H ( 2018 ) . Crystal Chemistry and Magnetic Properties of Gd-Substituted Aurivillius-Type Bi<inf>5</inf>FeTi<inf>3</inf>O<inf>15</inf>Ceramics . Journal of Physical Chemistry C vol. 122 , ( 27 ) 15733 - 15743 .

Li Z, Tao K, Ma J, Gao Z, Koval V, Jiang C, Viola G, Zhang H et al. ( 2018 ) . Bi<inf>3.25</inf>La<inf>0.75</inf>Ti<inf>2.5</inf>Nb<inf>0.25</inf>(Fe<inf>0.5</inf>Co<inf>0.5</inf>)<inf>0.25</inf>O<inf>12</inf>, a single phase room temperature multiferroic . Journal of Materials Chemistry C vol. 6 , ( 11 ) 2733 - 2740 .

Yu C, Viola G, Zhang D, Zhou K, Koval V, Mahajan A, Wilson RM, Tarakina NV et al. ( 2017 ) . Phase evolution and electrical behaviour of samarium-substituted bismuth ferrite ceramics . Journal of the European Ceramic Society

Milsom B, Porwal H, Viola G, Gao Z, Reece MJ ( 2017 ) . Understanding and quantification of grain growth mechanism in ZrO2‑carbon nanotube composites . Materials & Design vol. 133 , 325 - 331 .

Viola G, D'Isanto F, Mahmoud AE-R, Reece MJ, Cempura G, Smeacetto F, Salvo M ( 2017 ) . The effect of processing conditions on phase and microstructure of CaGeO3 ceramics . Ceramics International vol. 43 , ( 15 ) 12035 - 12043 .

Tian Y, Jin L, Zhang H, Xu Z, Wei X, Viola G, Abrahams I, Yan H ( 2017 ) . Phase transitions in bismuth-modified silver niobate ceramics for high power energy storage . Journal of Materials Chemistry A vol. 5 , ( 33 ) 17525 - 17531 .

YAN H ( 2017 ) . Terbium-induced phase transitions and weak ferromagnetism in multiferroic bismuth ferrite ceramics . Journal of Materials Chemistry C vol. 5 , 2336 - 2336 .

Li Z, Ma J, Gao Z, Viola G, Koval V, Mahajan A, Li X, Jia C et al. ( 2016 ) . Room temperature magnetoelectric coupling in intrinsic multiferroic Aurivillius phase textured ceramics . Dalton Transactions vol. 45 , ( 36 ) 14049 - 14052 .

Le Goupil F, McKinnon R, Koval V, Viola G, Dunn S, Berenov A, Yan H, Alford NM ( 2016 ) . Tuning the electrocaloric enhancement near the morphotropic phase boundary in lead-free ceramics . Sci Rep vol. 6 , 28251 - 28251 .

Sun Y, Li Z, Zhang H, Yu C, Viola G, Fu S, Koval V, Yan H ( 2016 ) . Lead free Bi3TaTiO9 ferroelectric ceramics with high Curie point . Materials Letters vol. 175 , Article C , 79 - 81 .

Walker J, Ursic H, Bencan A, Malic B, Simons H, Reaney I, Viola G, Nagarajan V et al. ( 2016 ) . Temperature dependent piezoelectric response and strain–electric-field hysteresis of rare-earth modified bismuth ferrite ceramics . Journal of Materials Chemistry C vol. 4 , ( 33 ) 7859 - 7868 .

Tan Y, Zhang J, Wu Y, Wang C, Koval V, Shi B, Ye H, McKinnon R et al. ( 2015 ) . Unfolding grain size effects in barium titanate ferroelectric ceramics . Scientific Reports vol. 5 , ( 1 )

Mani MK, Viola G, Hall JP, Grasso S, Reece MJ ( 2015 ) . Observation of Curie transition during spark plasma sintering of ferromagnetic materials . Journal of Magnetism and Magnetic Materials vol. 382 , 202 - 205 .

Tan Y, Zhang J, Wang C, Viola G, Yan H ( 2015 ) . Enhancement of electric field-induced strain in BaTiO<inf>3</inf> ceramics through grain size optimization . Physica Status Solidi (A) Applications and Materials Science vol. 212 , ( 2 ) 433 - 438 .

Huang JB, Yang B, Yu CY, Zhang GF, Xue H, Xiong ZX, Viola G, Donnan R et al. ( 2015 ) . Microwave and terahertz dielectric properties of MgTiO3–CaTiO3 ceramics . Materials Letters vol. 138 , 225 - 227 .

Huang JB, Yang B, Yu CY, Zhang GF, Xue H, Xiong ZX, Viola G, Donnan R et al. ( 2015 ) . Microwave and terahertz dielectric properties of MgTiO₃-CaTiO₃ ceramics . MATERIALS LETTERS vol. 138 , 225 - 227 .

Mani MK, Viola G, Reece MJ, Hall JP, Evans SL ( 2014 ) . Improvement of interfacial bonding in carbon nanotube reinforced Fe–50Co composites by Ni–P coating: Effect on magnetic and mechanical properties . Materials Science and Engineering B vol. 188 , 94 - 101 .

Tan Y, Zhang J, Wang C, Viola G, Yan H ( 2014 ) . Enhancement of electric field‐induced strain in BaTiO3 ceramics through grain size optimization . physica status solidi (a) – applications and materials science vol. 212 , ( 2 ) 433 - 438 .

Viola G, Tan Y, McKinnon RA, Wei X, Yan H, Reece MJ ( 2014 ) . Short range polar state transitions and deviation from Rayleigh-type behaviour in Bi0.5Na0.5TiO3-based perovskites . Applied Physics Letters vol. 105 , ( 10 )

Mani MK, Viola G, Reece MJ, Hall JP, Evans SL ( 2014 ) . Fabrication of carbon nanotube reinforced iron based magnetic alloy composites by spark plasma sintering . Journal of Alloys and Compounds vol. 601 , 146 - 153 .

Viola G, McKinnon R, Koval V, Adomkevicius A, Dunn S, Yan H ( 2014 ) . Lithium-Induced Phase Transitions in Lead-Free Bi0.5Na0.5TiO3 Based Ceramics . The Journal of Physical Chemistry C vol. 118 , ( 16 ) 8564 - 8570 .

Viola G, Chong KB, Guiu F, Reece MJ ( 2014 ) . Role of internal field and exhaustion in ferroelectric switching . Journal of Applied Physics vol. 115 , ( 3 )

Mani MK, Viola G, Reece MJ, Hall JP, Evans SL ( 2014 ) . Mechanical and magnetic characterisation of SiC whisker reinforced Fe–Co alloy composites . Materials Science and Engineering A vol. 592 , 19 - 27 .

Mani MK, Viola G, Reece MJ, Hall JP, Evans SL ( 2014 ) . Role of mechanical pressure during spark plasma sintering of Fe-50Co alloy on microstructure and magnetic properties . Euro PM 2014 Congress and Exhibition, Proceedings .

Mani MK, Viola G, Reece MJ, Hall JP, Evans SL ( 2013 ) . Influence of coated SiC particulates on the mechanical and magnetic behaviour of Fe–Co alloy composites . Journal of Materials Science vol. 49 , ( 6 ) 2578 - 2587 .

Viola G, Chong KB, Eriksson M, Shen Z, Zeng J, Yin Q, Kan Y, Wang P et al. ( 2013 ) . Effect of grain size on domain structures, dielectric and thermal depoling of Nd-substituted bismuth titanate ceramics . Applied Physics Letters vol. 103 , ( 18 )

Viola G, Ning H, Wei X, Deluca M, Adomkevicius A, Khaliq J, John Reece M, Yan H ( 2013 ) . Dielectric relaxation, lattice dynamics and polarization mechanisms in Bi<inf>0.5</inf>Na<inf>0.5</inf>TiO<inf>3</inf>-based lead-free ceramics . Journal of Applied Physics vol. 114 , ( 1 )

Viola G, Saunders T, Wei X, Chong KB, Luo H, Reece MJ, Yan H ( 2013 ) . Contribution of piezoelectric effect, electrostriction and ferroelectric/ferroelastic switching to strain-electric field response of dielectrics . Journal of Advanced Dielectrics vol. 3 , ( 01 )

Wei X, Yan H, Wang T, Hu Q, Viola G, Grasso S, Jiang Q, Jin L et al. ( 2013 ) . Reverse boundary layer capacitor model in glass/ceramic composites for energy storage applications . Journal of Applied Physics vol. 113 , ( 2 )

Correia TM, McMillen M, Rokosz MK, Weaver PM, Gregg JM, Viola G, Cain MG ( 2013 ) . A Lead-Free and High-Energy Density Ceramic for Energy Storage Applications . JOURNAL OF THE AMERICAN CERAMIC SOCIETY vol. 96 , ( 9 ) 2699 - 2702 .

Mani MK, Viola G, Reece MJ, Hall JP, Evans SL ( 2012 ) . Structural and magnetic characterization of spark plasma sintered Fe-50Co alloys . MRS Advances vol. 1516 , 201 - 207 .

Milsom B, Viola G, Gao Z, Inam F, Peijs T, Reece MJ ( 2012 ) . The effect of carbon nanotubes on the sintering behaviour of zirconia . Journal of the European Ceramic Society vol. 32 , ( 16 ) 4149 - 4156 .

Khanduri H, Chandra Dimri M, Kooskora H, Heinmaa I, Viola G, Ning H, Reece MJ, Krustok J et al. ( 2012 ) . Structural, dielectric, magnetic, and nuclear magnetic resonance studies of multiferroic Y-type hexaferrites . Journal of Applied Physics vol. 112 , ( 7 )

Viola G, Ning H, Reece MJ, Wilson R, Correia TM, Weaver P, Cain MG, Yan H ( 2012 ) . Reversibility in electric field-induced transitions and energy storage properties of bismuth-based perovskite ceramics . Journal of Physics D: Applied Physics vol. 45 , ( 35 )

Gao Z, Viola G, Milsom B, Whitaker I, Yan H, Reece MJ ( 2012 ) . Kinetics of Densification and Grain Growth of Pure Tungsten During Spark Plasma Sintering . METALLURGICAL AND MATERIALS TRANSACTIONS B-PROCESS METALLURGY AND MATERIALS PROCESSING SCIENCE vol. 43 , ( 6 ) 1608 - 1614 .

Chaudhry AA, Yan H, Viola G, Reece MJ, Knowles JC, Gong K, Rehman I, Darr JA ( 2012 ) . Phase stability and rapid consolidation of hydroxyapatite-zirconia nano-coprecipitates made using continuous hydrothermal flow synthesis . JOURNAL OF BIOMATERIALS APPLICATIONS vol. 27 , ( 1 ) 79 - 90 .

Eriksson M, Yan HX, Viola G, Ning HP, Gruner D, Nygren M, Reece MJ, Shen ZJ ( 2011 ) . Ferroelectric Domain Structures and Electrical Properties of Fine-Grained Lead-Free Sodium Potassium Niobate Ceramics . J AM CERAM SOC vol. 94 , ( 10 ) 3391 - 3396 .

Chaudhry AA, Yan HX, Gong KN, Inam F, Viola G, Reece MJ, Goodall JBM, Rehman IU et al. ( 2011 ) . High-strength nanograined and translucent hydroxyapatite monoliths via continuous hydrothermal synthesis and optimized spark plasma sintering . ACTA BIOMATER vol. 7 , ( 2 ) 791 - 799 .

Yan H, Inam F, Viola G, Ning H, Zhang H, Jiang Q, Zeng T, Gao Z et al. ( 2011 ) . THE CONTRIBUTION OF ELECTRICAL CONDUCTIVITY, DIELECTRIC PERMITTIVITY AND DOMAIN SWITCHING IN FERROELECTRIC HYSTERESIS LOOPS . J. Adv Dielectrics vol. 1 , 107 - 118 .

Anssari-Benam A, Viola G, Korakianitis T ( 2010 ) . Thermodynamic effects of linear dissipative small deformations . JOURNAL OF THERMAL ANALYSIS AND CALORIMETRY . vol. 100 , 941 - 947 .

Viola G, Verbylo D, Orlovskaya N, Reece MJ ( 2009 ) . Effect of composition on rate dependence of ferroelastic/ferroelectric switching in perovskite ceramics . MATER SCI TECH-LOND vol. 25 , ( 11 ) 1312 - 1315 .

Viola E, Belmonte C, Viola G ( 2009 ) . A non-conventional approach for crack problems in piezoelectric media under electromechanical loading . INTERNATIONAL JOURNAL OF FRACTURE . vol. 157 , 175 - 192 .

Viola E, Belmonte C, Viola G ( 2007 ) . Lateral Stress Effect on Fracture Quantities of a Crack in a Piezoelectric Medium . vol. 348-349 , 957 - 960 .

Viola E, Belmonte C, Viola G ( 2007 ) . Lateral stress effect on fracture quantities of a crack in a piezoelectric medium . Key Engineering Materials . vol. 348-349 , 957 - 960 .