![fig](figs/grp-infra/infra-home.jpg)
Dielectric and IR spectroscopy
2023
![fig](articles/figs/2023-Nuzhnyy.png
)
High-frequency dielectric properties of K1-xLixTaO3 ceramics compared to crystals
J. Eur. Ceram. Soc. 43, 5241 (2023).![fig](articles/figs/2023-Maia.png
)
Can the ferroelectric soft mode trigger an antiferromagnetic phase transition?
J. Eur. Ceram. Soc. 43, 2479 (2023).![fig](articles/figs/2023-Goian.png
)
Single ferroelectric phase transition in tris-sarcosine calcium chloride
Phys. Rev. B 108, 224101 (2023).![fig](articles/figs/2023-Zelezny.png
)
Infrared and terahertz studies of phase transitions in the CH3NH3PbBr3 perovskite
Phys. Rev. B 107, 174113 (2023).![fig](articles/figs/2023-Maia_b.png
)
Modifying the magnetoelectric coupling in TbMnO3 by low-level Fe3+ substitution
Phys. Rev. B 107, 104410 (2023).2022
![fig](articles/figs/2022-Kadlec.png
)
Unusual features of lattice dynamics in lawsonite near its phase transitions
Sci. Rep. 12, 6157 (2022).![fig](articles/figs/2022-Nuzhnyy.png
)
Unusual dynamics of the ferroelectric phase transition in K1-xLixTaO3 crystals
Phys. Rev. B 105, 184103 (2022).![fig](articles/figs/2022-Kashir.png
)
A grease for domain wall motion in HfO2-based ferroelectrics
Nanotechnology 33, 155703 (2022).![fig](articles/figs/2022-Bednyakov.png
)
Real and imaginary permittivity measured by thermal noise dielectric spectroscopy
J. Appl. Phys. 131, 214101 (2022).2021
![fig](articles/figs/2021-Nuzhnyy.png
)
Synthesis and broadband dielectric-infrared spectroscopy of La1-xSrxMnO3@BaTiO3 nanocomposite
Mater. Res. Bull. 144, 111459 (2021).![fig](articles/figs/2021-Kamba.png
)
Soft-mode spectroscopy of ferroelectrics and multiferroics: A review
APL Mat. 9, 020704 (2021).![fig](articles/figs/2021-Bovtun.png
)
Ferroelectric soft mode and microwave dielectric relaxation in BaTiO3-PbMg1/3Nb2/3O3 ceramics
Phys. Rev. Mater. 5, 014404 (2021).2020
![fig](articles/figs/2020-Belyanchikov.png
)
Dielectric ordering of water molecules arranged in a dipolar lattice
Nat. Commun. 11, 3927 (2020).![fig](articles/figs/2020-Goian.png
)
Making EuO multiferroic by epitaxial strain engineering
Comms. Mater. 1, 74 (2020).![fig](articles/figs/2020-Repcek.png
)
Seemingly anisotropic magnetodielectric effect in isotropic EuTiO3 ceramics
Phys. Rev. B 102, 144402 (2020).2019
![fig](articles/figs/2019-Nuzhnyy.png
)
Soft mode driven local ferroelectric transition in lead-based relaxors
Appl. Phys. Lett. 114, 182901 (2019).![fig](articles/figs/2019-Kamba.png
)
Changes in spin and lattice dynamics induced by magnetic and structural phase transitions in multiferroic SrMn7O12
Phys. Rev. B 99, 184108 (2019).![fig](articles/figs/2019-Perantie.png
)
Hybrid polar state in epitaxial (111) PbSc0.5Nb0.5O3 relaxor ferroelectric films
Phys. Rev. Materials 3, 014403 (2019).2018
![fig](articles/figs/2018-Vit.png
)
Electromagnon in the Y-type hexaferrite BaSrCoZnFe11AlO22
Phys. Rev. B 97, 134406 (2018).![fig](articles/figs/2018-Savinov.png
)
Dielectric relaxation in epitaxial films of paraelectric-magnetic SrTiO3-SrMnO3 solid solution
Appl. Phys. Lett. 112, 052901 (2018).![fig](articles/figs/2018-Retuerto.png
)
Structural and spectroscopic properties of the polar antiferromagnet Ni2MnTeO6
Phys. Rev. B 97, 144418 (2018).![fig](articles/figs/2018-Bovtun.png
)
Wide range dielectric and infrared spectroscopy of (Nb+In) co-doped rutile ceramics
Phys. Rev. Materials 2, 075002 (2018).![fig](articles/figs/2018-Petzelt.png
)
Origin of the colossal permittivity of (Nb + In) co-doped rutile ceramics by wide-range dielectric spectroscopy
Phase Transitions 91, 932 (2018).2017
![fig](articles/figs/2017-Kamba.jpg
)
Unusual ferroelectric and magnetic phases in multiferroic 2H-BaMnO3 ceramics
Phys. Rev. B 95, 174103 (2017).![fig](articles/figs/2017-Skiadopoulou.jpg
)
Magnetoelectric excitations in multiferroic Ni3TeO6
Phys. Rev. B 95, 184435 (2017).![fig](articles/figs/2017-Nuzhnyy.jpg
)
Infrared, terahertz, and microwave spectroscopy of the soft and central modes in Pb(Mg1/3Nb2/3)O3
Phys. Rev. B 96, 174113 (2017).![fig](articles/figs/2017-Stejskal.jpg
)
Interfaced conducting polymers
Synth. Met. 224, 109 (2017).![fig](articles/figs/2017-Goian.jpg
)
Spin-phonon coupling in epitaxial Sr0.6Ba0.4MnO3 thin films
Phys. Rev. B 95, 075126 (2017).2016
![fig](articles/figs/2016-Skiadopoulou.jpg
)
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).![fig](articles/figs/2016-Goian.jpg
)
Spectroscopic studies of the ferroelectric and magnetic phase transitions in multiferroic Sr1-xBaxMnO3
J. Phys.-Condens. Mat. 28, 1 (2016).![fig](articles/figs/2016-Filipic.jpg
)
BaZr0.5Ti0.5O3: Lead-free relaxor ferroelectric or dipolar glass
Phys. Rev. B 93, 224105 ()2016).![fig](articles/figs/2016-Crandles.jpg
)
Electrode effects in dielectric spectroscopy measurements on (Nb+In) co-doped TiO2
J. Appl. Phys. 119, 154105 (2016).![fig](articles/figs/2016-Petzelt.jpg
)
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].
2015
![fig](articles/figs/2015-Skiadopoulou.jpg
)
Spin and lattice excitations of a BiFeO3 thin film and ceramics
Phys. Rev. B 91, 174108 (2015).![fig](articles/figs/2015-Nuzhnyy.jpg
)
High-frequency dielectric response of polyaniline pellets as nanocomposites of metallic emeraldine salt and dielectric base
Synthetic Metals 209, 561 (2015).![fig](articles/figs/2015-Petzelt.jpg
)
Lattice dynamics and dielectric spectroscopy of BZT and NBT leadfree perovskite relaxors - comparison with lead-based relaxors
Phase Transitions 88, 320 (2015).2014
![fig](articles/figs/2014-Kamba.jpg
)
Strong spin-phonon coupling in infrared and Raman spectra of SrMnO3
Phys. Rev. B 89, 064308 (2014).![fig](articles/figs/2014-Goian.jpg
)
Influence of the central mode and soft phonon on the microwave dielectric loss near the strain-induced ferroelectric phase transitions in Srn+1TinO3n+1
Phys. Rev. B 90, 174105 (2014).![fig](articles/figs/2014-Wang.jpg
)
Fano resonance and dipolar relaxation in lead-free relaxors
Nat. Commun. 5, 5100 (2014).![fig](articles/figs/2014-Nuzhnyy.jpg
)
Effective dielectric function of porous Pb(Mg1/3Nb2/3)O3 ceramics
Phys. Rev. B 89, 214307 (2014).![fig](articles/figs/2014-Nuzhnyy-percolation.jpg
)
Percolation in the dielectric function of Pb(Zr,Ti)O3 – Pb2Ru2O6.5 ferroelectric – metal composites
J. Phys. D: Appl. Phys 47, 495301 (2014).2013
![fig](articles/figs/2013-Lee.jpg
)
Exploiting dimensionality and defect mitigation to create tunable microwave dielectrics
Nature 502, 532 (2013).![fig](articles/figs/2013-Petzelt.jpg
)
Broadband dielectric and conductivity spectroscopy of inhomogeneous and composite conductors
Phys. Status Solidi A 210, 2259 (2013).![fig](articles/figs/2013-Nuzhnyy.jpg
)
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).2012 and older
![fig](articles/figs/2012-Goian.jpg
)
Antiferrodistortive phase transition in EuTiO3
Phys. Rev. B 86, 054112 (2012).![fig](articles/figs/2012-Kamba.jpg
)
Magnetodielectric coupling and phonon properties of compressively strained EuTiO3 thin films deposited on LSAT
Phys. Rev. B 85, 094435 (2012).![fig](articles/figs/2012-Nuzhnyy.jpg
)
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).![fig](articles/figs/2012-Petzelt.jpg
)
Dynamic Ferroelectric–Like Softening Due to the Conduction in Disordered and Inhomogeneous Systems: Giant Permittivity Phenomena
Ferroelectrics 426, 171, (2012).![fig](articles/figs/2011-Bovtun.jpg
)
An Electrode-Free Method of Characterizing the Microwave Dielectric Properties of High-Permittivity Thin Films
J. Appl. Phys. 109, 024106 (2011).![fig](articles/figs/2010-Rushchanskii.jpg
)