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   Articles with "tetragonal tungsten" as a keyword



A Polar Tetragonal Tungsten Bronze with Colossal Second-Harmonic Generation.

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recommendations! Published in 2023 at "Advanced science"

DOI: 10.1002/advs.202301374

Abstract: A polar tetragonal tungsten bronze, Pb1.91 K3.22 □0.85 Li2.96 Nb10 O30 (□: vacancies), has been successfully synthesized by a high temperature solid-state reaction. Single crystal and powder X-ray diffraction indicate that the structure of Pb1.91… read more here.

Keywords: tungsten bronze; tetragonal tungsten; pb1 li2; nb10 o30 ... See more keywords

Antiferroelectric to Relaxor Ferroelectric Transition in Na-Doped K2PrNb5O15 Tetragonal Tungsten Bronzes.

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recommendations! Published in 2025 at "Small"

DOI: 10.1002/smll.202410703

Abstract: Tetragonal tungsten bronze (TTB)-structured ceramics exhibit extraordinary and fascinating dielectric properties due to their unique structural characteristics and abundant compositional tunability. The dielectric and ferroelectric properties are affected by commensurate or incommensurate modulated structures. Herein,… read more here.

Keywords: relaxor ferroelectric; antiferroelectric relaxor; tetragonal tungsten; transition ... See more keywords

H-Nb2O5 wired by tetragonal tungsten bronze related domains as high-rate anode for Li-ion batteries

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recommendations! Published in 2018 at "Energy Storage Materials"

DOI: 10.1016/j.ensm.2017.10.005

Abstract: Abstract Nb-based oxide is a promising candidate of high-rate anodes to develop high power Li-ion batteries and Li-ion capacitors. Compared with metastable bronze phase T-Nb2O5 with remarkable intercalation pesudocapacitance, commercially available high-temperature phase H-Nb2O5 is… read more here.

Keywords: tungsten bronze; ion; high rate; ion batteries ... See more keywords

Probing Mg Intercalation in the Tetragonal Tungsten Bronze Framework V4Nb18O55.

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recommendations! Published in 2020 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.0c01013

Abstract: While commercial Li-ion batteries offer the highest energy densities of current rechargeable battery technologies, their energy storage limit has almost been achieved. Therefore, there is considerable interest in Mg batteries, which could offer increased energy… read more here.

Keywords: energy; tungsten bronze; spectroscopy; tetragonal tungsten ... See more keywords

Cation Disorder in Ferroelectric Ba4M2Nb10O30 (M = Na, K, and Rb) Tetragonal Tungsten Bronzes

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recommendations! Published in 2022 at "Inorganic Chemistry"

DOI: 10.1021/acs.inorgchem.2c02266

Abstract: The crystal structure of tetragonal tungsten bronzes, with the general formula A12A24C4B12B28O30, is flexible both from a chemical and structural viewpoint, resulting in a multitude of compositions. The A1 and A2 lattice sites, with different… read more here.

Keywords: tetragonal tungsten; tungsten; tungsten bronzes; ba4m2nb10o30 ... See more keywords
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Tetragonal Tungsten Bronze Type Sn(II)-Based Quaternary Oxides: A New Type of Visible-Light-Absorbing Semiconductors for Photoelectrochemical Water Oxidation

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recommendations! Published in 2021 at "Journal of Materials Chemistry A"

DOI: 10.1039/d1ta05809f

Abstract: The attractive photoelectrochemical (PEC) water splitting for hydrogen fuels always desires new semiconductors which provide stronger visible light absorption with suitable band positions. Sn(II) complex oxides are expected to offer... read more here.

Keywords: water; tungsten bronze; visible light; type ... See more keywords

Dielectric anomalies in solid solutions of tetragonal tungsten bronze barium sodium niobate‒potassium bismuth niobate

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recommendations! Published in 2025 at "Journal of the American Ceramic Society"

DOI: 10.1111/jace.70189

Abstract: The crystal structure as well as the dielectric and ferroelectric properties of the tetragonal tungsten bronze (TTB) system (1 ‒ x)Ba4Na2Nb10O30‒xK4Bi2Nb10O30 (xKBiN) remain not fully understood due to the several phase transitions, and the observed… read more here.

Keywords: tetragonal tungsten; tungsten bronze; permittivity; dielectric anomalies ... See more keywords