G. Bastien, D. Repček, A. Eliáš, A. Kancko, Q. Courtade, T. Haidamak, M. Savinov, V. Bovtun, M. Kempa, K. Carva, M. Vališka, P. Doležal, M. Kratochvílová, S. A. Barnett, P. Proschek, J. Prokleška, C. Kadlec, P. Kužel, R. H. Colman, and S. Kamba

A frustrated antipolar phase nalogous to classical spin liquids

Adv. Mater. 36, 2410282 (2024).

M. M. Gomes, R. Vilarinho, H. Zhao, J. Íñiguez‑González, M. Mihalik, M. Mihalik Jr., A. Maia, V. Goian, D. Nuzhnyy, S. Kamba, and J. Agostinho Moreira

Lattice excitations in NdFeO₃ through polarized optical spectroscopies

Sci. Rep. 14, 15378 (2024).

D. Repček, P. Proschek, M. Savinov, M. Kachlík, J. Pospíšil, J. Drahokoupil, P. Doležal, J. Prokleška, and S. Kamba

Multiferroic quantum criticality in a (Eu,Ba,Sr)TiO₃ solid solution

Phys. Rev. B 109, 214109 (2024).

A. Maia, M. Kempa, V. Bovtun, R. Vilarinho, C. Kadlec, J. A. Moreira, A. A. Belik, P. Proschek, and S. Kamba

Two displacive ferroelectric phase transitions in multiferroic quadruple perovskite BiMn₇O₁₂

Phys. Rev. B 109, 134111 (2024).

V. Bovtun, M. Kempa, D. Repček, M. Savinov, J. Buršík, O. Heczko, J. Drahokoupil, and S. Kamba

Broadband magnetic and dielectric properties of U-type hexaferrite Sr₄CoZnFe₃₆O₆₀

J. Magn. Magn. Mater. 589, 171533 (2024).

D. Nuzhnyy, J. Petzelt, V. Bovtun, M. Kempa, D. Repček, A. Tkach, P. M. Vilarinho, and S. Kamba

High-frequency dielectric properties of K_1-xLi_xTaO₃ ceramics compared to crystals

J. Eur. Ceram. Soc. 43, 5241 (2023).

A. Maia, C. Kadlec, M. Savinov, R. Vilarinho, J. A. Moreira, V. Bovtun, M. Kempa, M. Míšek, J. Kaštil, A. Prokhorov, J. Maňák, A. A. Belik, and S. Kamba

Can the ferroelectric soft mode trigger an antiferromagnetic phase transition?

J. Eur. Ceram. Soc. 43, 2479 (2023).

V. Goian, F. Borodavka, D. Repček, M. Savinov, M. Míšek, J. Kaštil, V. Skoromets, P. Ondrejkovič, J. Petzelt, J. Hlinka, P. Kužel, and S. Kamba

Single ferroelectric phase transition in tris-sarcosine calcium chloride

Phys. Rev. B 108, 224101 (2023).

V. Železný, C. Kadlec, S. Kamba, D. Repček, S. Kundu, and M.I. Saidaminov

Infrared and terahertz studies of phase transitions in the CH₃NH₃PbBr₃ perovskite

Phys. Rev. B 107, 174113 (2023).

A. Maia, R. Vilarinho, C. Kadlec, M. Lebeda, M. Mihalik, Jr., M. Zentková, M. Mihalik, J. A. Moreira, and S. Kamba

Modifying the magnetoelectric coupling in TbMnO₃ by low-level Fe³⁺ substitution

Phys. Rev. B 107, 104410 (2023).

F. Kadlec, D. Nuzhnyy, C. Kadlec, J. Petzelt, M. Savinov, and S. Kamba

Unusual features of lattice dynamics in lawsonite near its phase transitions

Sci. Rep. 12, 6157 (2022).

D. Nuzhnyy, V. Bovtun, E. Buixaderas, J. Petzelt, M. Savinov, M. Kempa, M. Paściak, I. Rafalovskyi, V. Chelod Paingad, P. Kužel, S. Kamba, D. Repček, A. Pashkin, V. A. Trepakov, Z. Trybuła

Unusual dynamics of the ferroelectric phase transition in K_1-xLi_xTaO₃ crystals

Phys. Rev. B 105, 184103 (2022).

A. Kashir, M. G. Farahani, J. Lančok, H. Hwang, and S. Kamba

A grease for domain wall motion in HfO₂-based ferroelectrics

Nanotechnology 33, 155703 (2022).

P. Bednyakov, M. Savinov, I. V. Shnaidshtein, and J. Hlinka

Real and imaginary permittivity measured by thermal noise dielectric spectroscopy

J. Appl. Phys. 131, 214101 (2022).

D. Nuzhnyy, V. Bovtun, M. Savinov, M. Kempa, J. Petzelt, O. Kaman, M. Klementová, J. Kuličková, and Z. Jirák

Synthesis and broadband dielectric-infrared spectroscopy of La_1-xSr_xMnO₃@BaTiO₃ nanocomposite

Mater. Res. Bull. 144, 111459 (2021).

S. Kamba

Soft-mode spectroscopy of ferroelectrics and multiferroics: A review

APL Mat. 9, 020704 (2021).

V. Bovtun, D. Nuzhnyy, M. Kempa, T. Ostapchuk, V. Skoromets, J. Suchanicz, P. Czaja, J. Petzelt, and S. Kamba

Ferroelectric soft mode and microwave dielectric relaxation in BaTiO₃-PbMg_1/3Nb_2/3O₃ ceramics

Phys. Rev. Mater. 5, 014404 (2021).

M. A. Belyanchikov, M. Savinov, Z. V. Bedran, P. Bednyakov, P. Proschek, J. Prokleska, V. A. Abalmasov, J. Petzelt, E. S. Zhukova, V. G. Thomas, A. Dudka, A. Zhugayevych, A. S. Prokhorov, V. B. Anzin, R. K. Kremer, J. K. H. Fishcer, P. Lunkenheimer, A. Loidl, E. Uykur, M. Dressel, and B. Gorshunov

Dielectric ordering of water molecules arranged in a dipolar lattice

Nat. Commun. 11, 3927 (2020).

V. Goian, R. Held, E. Bousquet, Y. Yuan, A. Melville, H. Zhou, V. Gopalan, P. Ghosez, N. A. Spaldin, D. Schlom, and S. Kamba

Making EuO multiferroic by epitaxial strain engineering

Comms. Mater. 1, 74 (2020).

D. Repček, C. Kadlec, F. Kadlec, M. Savinov, M. Kachlík, J. Drahokoupil, P. Proschek, J. Prokleška, K. Maca, and S. Kamba

Seemingly anisotropic magnetodielectric effect in isotropic EuTiO₃ ceramics

Phys. Rev. B 102, 144402 (2020).

D. Nuzhnyy, J. Petzelt, V. Bovtun, S. Kamba, and J. Hlinka,

Soft mode driven local ferroelectric transition in lead-based relaxors

Appl. Phys. Lett. 114, 182901 (2019).

S. Kamba, V. Goian, F. Kadlec, D. Nuzhnyy, C. Kadlec, J. Vít, F. Borodavka, I. S. Glazkova, and A. A. Belik,

Changes in spin and lattice dynamics induced by magnetic and structural phase transitions in multiferroic SrMn₇O₁₂

Phys. Rev. B 99, 184108 (2019).

J. Peräntie, M. Savinov, T. Kocourek, M. Jelínek, H. Jantunen, A. Dejneka, and M. Tyunina,

Hybrid polar state in epitaxial (111) PbSc_0.5Nb_0.5O₃ relaxor ferroelectric films

Phys. Rev. Materials 3, 014403 (2019).

J. Vít, F. Kadlec, C. Kadlec, F. Borodavka, Y.S. Chai, K. Zhai, Y. Sun and S. Kamba,

Electromagnon in the Y-type hexaferrite BaSrCoZnFe₁₁AlO₂₂

Phys. Rev. B 97, 134406 (2018).

M. Savinov, V. Bovtun, E. Tereshina-Chitrova, A. Stupakov, A. Dejneka, and M. Tyunina,

Dielectric relaxation in epitaxial films of paraelectric-magnetic SrTiO₃-SrMnO₃ solid solution

Appl. Phys. Lett. 112, 052901 (2018).

M. Retuerto, S. Skiadopoulou, F. Borodavka, C. Kadlec, F. Kadlec, J. Prokleška, Z. Deng, J. A. Alonso, M. T. Fernandez-Diaz, F. O. Saouma, J. I. Jang, D. Legut, S. Kamba, and M. Greenblatt,

Structural and spectroscopic properties of the polar antiferromagnet Ni₂MnTeO₆

Phys. Rev. B 97, 144418 (2018).

V. Bovtun, J. Petzelt, M. Kempa, D. Nuzhnyy, M. Savinov, S. Kamba, S. M. M. Yee, and D. A. Crandles,

Wide range dielectric and infrared spectroscopy of (Nb+In) co-doped rutile ceramics

Phys. Rev. Materials 2, 075002 (2018).

J. Petzelt, D. Nuzhnyy, V. Bovtun, and D.A. Crandles,

Origin of the colossal permittivity of (Nb + In) co-doped rutile ceramics by wide-range dielectric spectroscopy

Phase Transitions 91, 932 (2018).

S. Kamba, D. Nuzhnyy, M. Savinov, P. Tolédano, V. Laguta, P. Brázda, L. Palatinus, F. Kadlec, F. Borodavka, C. Kadlec, P. Bednyakov, V. Bovtun, M. Kempa, D. Kriegner, J. Drahokoupil, J. Kroupa, J. Prokleška, K. Chapagain, B. Dabrowski, and V. Goian,

Unusual ferroelectric and magnetic phases in multiferroic 2H-BaMnO₃ ceramics

Phys. Rev. B 95, 174103 (2017).

S. Skiadopoulou, F. Borodavka, C. Kadlec, F. Kadlec, M. Retuerto, Z. Deng, M. Greenblatt, and S. Kamba,

Magnetoelectric excitations in multiferroic Ni₃TeO₆

Phys. Rev. B 95, 184435 (2017).

D. Nuzhnyy, J. Petzelt, V. Bovtun, M. Kempa, S. Kamba, J. Hlinka, and B. Hehlen,

Infrared, terahertz, and microwave spectroscopy of the soft and central modes in Pb(Mg_1/3Nb_2/3)O₃

Phys. Rev. B 96, 174113 (2017).

J. Stejskal, P. Bober, M. Trchová, D. Nuzhnyy, V. Bovtun, M. Savinov, J. Petzelt, and J. Prokeš,

Interfaced conducting polymers

Synth. Met. 224, 109 (2017).

V. Goian, E. Langenberg, N. Marcano, V. Bovtun, l. Maurel, M. Kempa, T. Prokscha, J. Kroupa, P.A. Algarabel, J.A. Pardo, and S. Kamba,

Spin-phonon coupling in epitaxial Sr_0.6Ba_0.4MnO₃ thin films

Phys. Rev. B 95, 075126 (2017).

S. Skiadopoulou, S. Kamba, J. Drahokoupil, J. Kroupa, N. Deepak, M.E. Pemble, and R. W. Whatmore,

Interesting Evidence for Template-Induced Ferroelectric Behavior in Ultra-Thin Titanium Dioxide Films Grown on (110) Neodymium Gallium Oxide Substrates

Adv. Funct. Mater. 26, 642 (2016).

V. Goian, F. Kadlec, C. Kadlec, B. Dabrowski, S. Kolesnik, O. Chmaissem, D. Nuzhnyy, M. Kempa, V. Bovtun, M. Savinov, J. Hejtmánek, J. Prokleška, and S. Kamba,

Spectroscopic studies of the ferroelectric and magnetic phase transitions in multiferroic Sr_1-xBa_xMnO₃

J. Phys.-Condens. Mat. 28, 1 (2016).

C. Filipič, Z. Kutnjak, R. Pirc, G. Canu, and J. Petzelt

BaZr_0.5Ti_0.5O₃: Lead-free relaxor ferroelectric or dipolar glass

Phys. Rev. B 93, 224105 ()2016).

D. A. Crandles, S. M. M. Yee, M. Savinov, D. Nuzhnyy, J. Petzelt, S. Kamba, and J. Prokeš,

Electrode effects in dielectric spectroscopy measurements on (Nb+In) co-doped TiO₂

J. Appl. Phys. 119, 154105 (2016).

J. Petzelt nad S. Kamba,

Far infrared and terahertz spectroscopy of ferroelectric soft modes in thin films: A review

Ferroelectrics 503, 19 (2016),
arXiv:1602.05715 [cond-mat.mtrl-sci].

S. Skiadopoulou, V. Goian, C. Kadlec, F. Kadlec, X. F. Bai, I. C. Infante, B. Dkhil, C. Adamo, D. G. Schlom, and S. Kamba,

Spin and lattice excitations of a BiFeO₃ thin film and ceramics

Phys. Rev. B 91, 174108 (2015).

D. Nuzhnyy, J. Petzelt, I. Rychetský, M. Trchová, and J. Stejskal,

High-frequency dielectric response of polyaniline pellets as nanocomposites of metallic emeraldine salt and dielectric base

Synthetic Metals 209, 561 (2015).

J. Petzelt, D. Nuzhnyy, V. Bovtun, M. Kempa, M. Savinov, S. Kamba, and J. Hlinka,

Lattice dynamics and dielectric spectroscopy of BZT and NBT leadfree perovskite relaxors - comparison with lead-based relaxors

Phase Transitions 88, 320 (2015).

S. Kamba, V. Goian, V. Skoromets, J. Hejtmanek, V. Bovtun, M. Kempa, F. Borodavka, P. Vanek, A. A. Belik, J. H. Lee, O. Pacherova, and K. M. Rabe,

Strong spin-phonon coupling in infrared and Raman spectra of SrMnO₃

Phys. Rev. B 89, 064308 (2014).

V. Goian, S. Kamba, N. Orloff, T. Birol, C.H. Lee, D. Nuzhnyy, J.C. Booth, M. Bernhagen, R. Uecker, and D.G. Schlom,

Influence of the central mode and soft phonon on the microwave dielectric loss near the strain-induced ferroelectric phase transitions in Sr_n+1Ti_nO_3n+1

Phys. Rev. B 90, 174105 (2014).

D. Wang, J. Hlinka, A.A. Bokov, Z.-G. Ye, P. Ondrejkovic, J. Petzelt, and L. Bellaiche,

Fano resonance and dipolar relaxation in lead-free relaxors

Nat. Commun. 5, 5100 (2014).

D. Nuzhnyy, J. Petzelt, I. Rychetsky, and G. Trefalt,

Effective dielectric function of porous Pb(Mg_1/3Nb_2/3)O₃ ceramics

Phys. Rev. B 89, 214307 (2014).

D Nuzhnyy, E Buixaderas, I Rychetsky, C Kadlec, J Petzelt, H Uršič, and B Malič,

Percolation in the dielectric function of Pb(Zr,Ti)O₃ – Pb₂Ru₂O_6.5 ferroelectric – metal composites

J. Phys. D: Appl. Phys 47, 495301 (2014).

CH-H. Lee, N.D. Orloff, T. Birol, Y. Zhu, V. Goian, E. Rocas, R. Haislmaier, E. Vlahos, J.A. Mundy, L.F. Kourkoutis, Y. Nie, M.D. Biegalski, J. Zhang, M. Bernhagen, N.A. Benedek, Y. Kim, J.D. Brock, R. Uecker, X.X. Xi, V. Gopalan, D. Nuzhnyy, S. Kamba, D.A. Muller, I. Takeuchi, J. C. Booth, C. J. Fennie, and D.G. Schlom,

Exploiting dimensionality and defect mitigation to create tunable microwave dielectrics

Nature 502, 532 (2013).

J. Petzelt, D. Nuzhnyy, V. Bovtun, M. Savinov, M. Kempa, and I. Rychetsky,

Broadband dielectric and conductivity spectroscopy of inhomogeneous and composite conductors

Phys. Status Solidi A 210, 2259 (2013).

D. Nuzhnyy, M. Savinov, V. Bovtun, M. Kempa, J. Petzelt, B. Mayoral, and T. McNally,

Broad-band conductivity and dielectric spectroscopy of composites of multiwalled carbon nanotubes and poly(ethylene terephthalate) around their low percolation threshold

Nanotechnology 24, 055707( (2013).

V. Goian, S. Kamba, O. Pacherová, J. Drahokoupil, L. Palatinus, M. Dušek, J. Rohlícek, M. Savinov, F. Laufek, W. Schranz, A. Fuith, M. Kachlík, K. Maca, A. Shkabko, L. Sagarna, A. Weidenkaff, and A. Belik,

Antiferrodistortive phase transition in EuTiO₃

Phys. Rev. B 86, 054112 (2012).

S. Kamba, V. Goian, M. Orlita, D. Nuzhnyy, J.H. Lee, D.G. Schlom, K.Z. Rushchanskii, M. Ležaic, T. Birol, C.J. Fennie, P. Gemeiner, B. Dkhil, V. Bovtun, M. Kempa, J. Hlinka, and J. Petzelt,

Magnetodielectric coupling and phonon properties of compressively strained EuTiO₃ thin films deposited on LSAT

Phys. Rev. B 85, 094435 (2012).

D. Nuzhnyy, J. Petzelt, M. Savinov, T. Ostapchuk, V. Bovtun, M. Kempa, J. Hlinka, V. Buscaglia, M. T. Buscaglia, and P. Nanni,

Broadband dielectric response of Ba(Zr,Ti)O3 ceramics: From incipient via relaxor and diffuse up to classical ferroelectric behavior

Phys. Rev. B 86, 014106 (2012).

J. Petzelt, I. Rychetsky, and D. Nuzhnyy,

Dynamic Ferroelectric–Like Softening Due to the Conduction in Disordered and Inhomogeneous Systems: Giant Permittivity Phenomena

Ferroelectrics 426, 171, (2012).

V. Bovtun, V. Pashkov, M. Kempa, S. Kamba, A. Eremenko,V. Molchanov, Y. Poplavko, Y. Yakymenko, J.H. Lee, and D.G. Schlom,

An Electrode-Free Method of Characterizing the Microwave Dielectric Properties of High-Permittivity Thin Films

J. Appl. Phys. 109, 024106 (2011).

K.Z. Rushchanskii, S. Kamba, V. Goian, P. Vanek, M. Savinov, J. Prokleška, D. Nuzhnyy, K. Knížek, F. Laufek, S. Eckel, S.K. Lamoreaux, A.O. Sushkov, M. Ležaic, and N.A. Spaldin,

A multiferroic material to search for the permanent electric dipole moment of the electron

Nature Mater. 9, 649 (2010).