A. Tkach
AuthID: R-00F-91Z
41
TITLE: Enhancement of the dielectric permittivity and magnetic properties of Dy substituted strontium titanate ceramics
AUTHORS: Alexander Tkach; Joao S Amaral; Sebastian Zlotnik; Vitor S Amaral; Paula M Vilarinho;
PUBLISHED: 2018, SOURCE: JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, VOLUME: 38, ISSUE: 2
AUTHORS: Alexander Tkach; Joao S Amaral; Sebastian Zlotnik; Vitor S Amaral; Paula M Vilarinho;
PUBLISHED: 2018, SOURCE: JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, VOLUME: 38, ISSUE: 2
INDEXED IN: 
WOS
WOS42
TITLE: Mechanical strain engineering of dielectric tunability in polycrystalline SrTiO3 thin films Full Text
AUTHORS: Alexander Tkach; Olena Okhay; Ian M Reaney; Paula Maria Vilarinho;
PUBLISHED: 2018, SOURCE: JOURNAL OF MATERIALS CHEMISTRY C, VOLUME: 6, ISSUE: 10
AUTHORS: Alexander Tkach; Olena Okhay; Ian M Reaney; Paula Maria Vilarinho;
PUBLISHED: 2018, SOURCE: JOURNAL OF MATERIALS CHEMISTRY C, VOLUME: 6, ISSUE: 10
INDEXED IN: 
Scopus WOS
Scopus WOS43
TITLE: Oxygen vacancies as a link between the grain growth and grain boundary conductivity anomalies in titanium-rich strontium titanate
AUTHORS: Alexander Tkach; Luis Amaral; Paula M Vilarinho; Ana M R Senos;
PUBLISHED: 2018, SOURCE: JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, VOLUME: 38, ISSUE: 6
AUTHORS: Alexander Tkach; Luis Amaral; Paula M Vilarinho; Ana M R Senos;
PUBLISHED: 2018, SOURCE: JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, VOLUME: 38, ISSUE: 6
INDEXED IN: WOS
WOS44
TITLE: Low loss tunable dielectric BaNd2Ti5O14- (Ba0.5Sr0.5)TiO3 composite thick films
AUTHORS: Paula M Vilarinho; Zhi Fu; Angus I Kingon; Alexander Tkach;
PUBLISHED: 2018, SOURCE: SCRIPTA MATERIALIA, VOLUME: 155
AUTHORS: Paula M Vilarinho; Zhi Fu; Angus I Kingon; Alexander Tkach;
PUBLISHED: 2018, SOURCE: SCRIPTA MATERIALIA, VOLUME: 155
INDEXED IN: Scopus WOS
Scopus WOS45
TITLE: Abnormal Grain Growth as a Method To Enhance the Thermoelectric Performance of Nb-Doped Strontium Titanate Ceramics
AUTHORS: Alexander Tkach; Joao Resende; Venkata V Saravanan; Maria Elisabete Costa; Pablo Diaz Chao; Emmanuel Guilmeau; Olena Okhay; Paula M Vilarinho;
PUBLISHED: 2018, SOURCE: Conference of the Sustainable-Nanotechnology-Organization (SNO) in ACS SUSTAINABLE CHEMISTRY & ENGINEERING, VOLUME: 6, ISSUE: 12
AUTHORS: Alexander Tkach; Joao Resende; Venkata V Saravanan; Maria Elisabete Costa; Pablo Diaz Chao; Emmanuel Guilmeau; Olena Okhay; Paula M Vilarinho;
PUBLISHED: 2018, SOURCE: Conference of the Sustainable-Nanotechnology-Organization (SNO) in ACS SUSTAINABLE CHEMISTRY & ENGINEERING, VOLUME: 6, ISSUE: 12
INDEXED IN: WOS
WOS46
TITLE: Interface-based reduced coercivity and leakage currents of BiFeO3 thin films: A comparative study Full Text
AUTHORS: Monika Tomczyk; Amit Mahajan; Alexander Tkach; Paula M Vilarinho;
PUBLISHED: 2018, SOURCE: MATERIALS & DESIGN, VOLUME: 160
AUTHORS: Monika Tomczyk; Amit Mahajan; Alexander Tkach; Paula M Vilarinho;
PUBLISHED: 2018, SOURCE: MATERIALS & DESIGN, VOLUME: 160
INDEXED IN: WOS
WOS47
TITLE: Strain-Mediated Substrate Effect on the Dielectric and Ferroelectric Response of Potassium Sodium Niobate Thin Films Full Text
AUTHORS: Alexander Tkach; Andre Santos; Sebastian Zlotnik; Ricardo Serrazina; Olena Okhay; Igor Bdikin; Maria Elisabete Costa; Paula M Vilarinho;
PUBLISHED: 2018, SOURCE: COATINGS, VOLUME: 8, ISSUE: 12
AUTHORS: Alexander Tkach; Andre Santos; Sebastian Zlotnik; Ricardo Serrazina; Olena Okhay; Igor Bdikin; Maria Elisabete Costa; Paula M Vilarinho;
PUBLISHED: 2018, SOURCE: COATINGS, VOLUME: 8, ISSUE: 12
INDEXED IN: Scopus WOS
Scopus WOS48
TITLE: Polar phonons in polycrystalline SrTiO3 thin films: The role of the substrate
AUTHORS: Olena Okhay; Alexander Tkach; Dmitry Nuzhnyy; Jan Petzelt; Paula Maria Vilarinho;
PUBLISHED: 2018, SOURCE: FERROELECTRICS, VOLUME: 532, ISSUE: 1
AUTHORS: Olena Okhay; Alexander Tkach; Dmitry Nuzhnyy; Jan Petzelt; Paula Maria Vilarinho;
PUBLISHED: 2018, SOURCE: FERROELECTRICS, VOLUME: 532, ISSUE: 1
INDEXED IN: Scopus WOS
Scopus WOS49
TITLE: Giant dielectric permittivity and high tunability in Y-doped SrTiO3 ceramics tailored by sintering atmosphere Full Text
AUTHORS: Alexander Tkach; Olena Okhay; Abilio Almeida ; Paula M Vilarinho;
PUBLISHED: 2017, SOURCE: ACTA MATERIALIA, VOLUME: 130
AUTHORS: Alexander Tkach; Olena Okhay; Abilio Almeida ; Paula M Vilarinho;
PUBLISHED: 2017, SOURCE: ACTA MATERIALIA, VOLUME: 130
50
TITLE: Dielectric spectroscopy and magnetometry investigation of Gd-doped strontium titanate ceramics
AUTHORS: Alexander Tkach; Joao S Amaral; Vitor A B Amaral; Paula M Vilarinho;
PUBLISHED: 2017, SOURCE: JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, VOLUME: 37, ISSUE: 6
AUTHORS: Alexander Tkach; Joao S Amaral; Vitor A B Amaral; Paula M Vilarinho;
PUBLISHED: 2017, SOURCE: JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, VOLUME: 37, ISSUE: 6
INDEXED IN: WOS
WOS