Lattice dynamics and central-mode phenomena in the dielectric response of ferroelectrics and related materials

E Buixaderas, S Kamba, J Petzelt - Ferroelectrics, 2004 - Taylor & Francis
In this review we describe and discuss recent results on the linear dielectric response of
high-permittivity dielectric crystals and ceramics in the wide frequency range 102–1014Hz …

Pyrochlore-based high-entropy ceramics for capacitive energy storage

Y Chen, J Qi, M Zhang, Z Luo, YH Lin - Journal of Advanced Ceramics, 2022 - Springer
High-performance dielectrics are widely used in high-power systems, electric vehicles, and
aerospace, as key materials for capacitor devices. Such application scenarios under these …

Electrically tunable materials for microwave applications

A Ahmed, IA Goldthorpe, AK Khandani - Applied Physics Reviews, 2015 - pubs.aip.org
Microwave devices based on tunable materials are of vigorous current interest. Typical
applications include phase shifters, antenna beam steering, filters, voltage controlled …

Synthesis and structural study of stoichiometric Bi2Ti2O7 pyrochlore

AL Hector, SB Wiggin - Journal of Solid State Chemistry, 2004 - Elsevier
Bi2Ti2O7 has been synthesized using a co-precipitation route from H2O2/NH3 (aq)
solutions of titanium with aqueous bismuth nitrate. The stoichiometric material crystallizes …

Structural diversity of ordered pyrochlores

MV Talanov, VM Talanov - Chemistry of Materials, 2021 - ACS Publications
Pyrochlores belong to a numerous family of crystalline materials with a rich variety of
technologically important functional properties and developed structural diversity of possible …

Bi2Ti2O7: It Is Not What You Have Read

JR Esquivel-Elizondo, BB Hinojosa… - Chemistry of …, 2011 - ACS Publications
Coprecipitation synthesis methods followed by microwave sintering techniques were utilized
to obtain dense phase pure Bi2Ti2O7 polycrystalline ceramic pellets. No evidence of …

Applications of pair distribution function methods to contemporary problems in materials chemistry

CA Young, AL Goodwin - Journal of Materials Chemistry, 2011 - pubs.rsc.org
Over the past five years, the use of pair distribution function (PDF) methods to study local
structure has become increasingly prominent in the mainstream materials chemistry …

Low-loss, tunable bismuth zinc niobate films deposited by rf magnetron sputtering

J Lu, S Stemmer - Applied Physics Letters, 2003 - pubs.aip.org
Near-stoichiometric Bi 1.5 Zn 1.0 Nb 1.5 O 7 (BZN) films were deposited by rf magnetron
sputtering. The relative permittivity and dielectric loss of BZN films were measured with …

Phase formation, crystal chemistry, and properties in the system Bi2O3–Fe2O3–Nb2O5

MW Lufaso, TA Vanderah, IM Pazos, I Levin… - Journal of Solid State …, 2006 - Elsevier
Subsolidus phase relations have been determined for the Bi2O3–Fe2O3–Nb2O5 system in
air (900–1075° C). Three new ternary phases were observed—Bi3Fe0. 5Nb1. 5O9 with an …

An unexpected crystal‐chemical principle for the pyrochlore structure

TA Vanderah, I Levin, MW Lufaso - 2005 - Wiley Online Library
Phase equilibrium studies of the Bi–Zn–Nb–O system show that pyrochlore does not form at
chemical compositions predicted by the traditional formula for this crystal structure …