Articles with "phase structure" as a keyword



MXene Phase with C3 Structure Unit: A Family of 2D Electrides

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Published in 2021 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202100009

Abstract: A new structural phase is discovered for M2CO2 MXenes with M = Sc, Y, La, Lu, Tm, and Ho. The hexagonal carbon layer sandwiched between M atoms, typical for MXenes, is transformed into C3 trimers… read more here.

Keywords: structure unit; mxene phase; unit family; structure ... See more keywords

Influence of flexible segment length on the phase structure and properties of poly(hexamethylene 2,5‐furandicarboxylate)‐block‐biopolytetrahydrofuran copolymers

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Published in 2024 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.55089

Abstract: Two series of biobased poly(ether‐ester)s comprised of poly(hexamethylene 2,5‐furandicarboxylate) (PHF) as the rigid segments and biopolytetrahydrofuran (pTHF) with different molecular masses (1000 and 2000 g/mol) as the flexible segments were synthesized employing polycondensation in the molten… read more here.

Keywords: poly hexamethylene; hexamethylene furandicarboxylate; segment; flexible segment ... See more keywords

Insights Into the Gas‐Phase Structure and Internal Dynamics of Diphenylsilane: A Broadband Rotational Spectroscopy Study

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Published in 2024 at "Chemphyschem"

DOI: 10.1002/cphc.202400790

Abstract: Abstract The rotational spectrum of diphenylsilane was investigated using chirped‐pulse Fourier transform microwave spectroscopy in the frequency range of 2–8 GHz. The lowest energy structure of diphenylsilane has C point group symmetry with the C symmetry… read more here.

Keywords: gas phase; spectroscopy; diphenylsilane; phase structure ... See more keywords

Effect of Sr2+ on phase structure and properties for 0.6(Na0.5Bi0.5)TiO3-0.4(Bi1-Sr )TiO3 relaxor ferroelectrics

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Published in 2020 at "Ceramics International"

DOI: 10.1016/j.ceramint.2019.10.031

Abstract: Abstract 0.6(Na0.5Bi0.5)TiO3-0.4(Bi1-ySry)TiO3 ceramics (abbreviated BNT-BSyT, y = 0.2, 0.3, 0.5, 0.7, and 0.9 mol) were fabricated using a traditional solid-state processing route, and the effects of Sr2+ on phase structure, di- and ferroelectric properties, and electrostrictive properties were… read more here.

Keywords: phase; 5bi0 tio3; tio3 bi1; na0 5bi0 ... See more keywords
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Phase structure, sintering behaviour and microwave dielectric properties of Ln2MoO6 (Ln = La and Y) ceramics

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Published in 2020 at "Ceramics International"

DOI: 10.1016/j.ceramint.2020.06.242

Abstract: Abstract Microwave dielectric ceramics of Ln2MoO6(Ln = La and Y) were fabricated via a conventional solid-state reaction route. XRD, Rietveld refinement, SEM and vector network analysis were applied to analyse the crystal structural, microstructural and dielectric properties… read more here.

Keywords: sintering behaviour; dielectric properties; microwave dielectric; structure ... See more keywords

Ordered U(Al, Si)3 phase: Structure and bonding

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Published in 2017 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2016.08.172

Abstract: Abstract Recently the crystal structure of a new stable ordered U(Al, Si) 3 phase was solved using electron crystallography and powder X-ray diffraction. The proposed atomic structure included 7 Wyckoff sites. 16m site was assigned… read more here.

Keywords: structure bonding; ordered phase; structure; aluminum ... See more keywords

Microstructure, phase structure, and electrical properties in lead-free (1−x)(K0.40Na0.60)(Nb0.96Sb0.04)O3−x(Bi0.5Na0.5)0.9Cu0.1ZrO3 ceramics

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Published in 2017 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2016.10.245

Abstract: Abstract A new ceramic system of (1− x )(K 0.40 Na 0.60 )(Nb 0.96 Sb 0.04 )O 3 - x (Bi 0.5 Na 0.5 ) 0.9 Cu 0.1 ZrO 3 were fabricated by the conventional… read more here.

Keywords: phase; phase structure; lead free; microstructure phase ... See more keywords

Strain-induced phase-structure of Fe2O3 nanoparticles

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Published in 2018 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2018.01.286

Abstract: Abstract Selective synthesis of Fe2O3 nanomaterials with desired phase-structure is of great importance for broadening and improving their industrial applications. In this paper, the structure-phase transformation in the as-prepared samples with different annealing process is… read more here.

Keywords: strain induced; phase structure; fe2o3; fe2o3 nanoparticles ... See more keywords

Role of ferrite phase on the structure, dielectric and magnetic properties of (1-x) KNNL/x NFO composites ceramics

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Published in 2019 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2018.08.029

Abstract: Abstract In the present paper, we studied, ferroelectric/ferrite composite materials, with different ferrite compositions, prepared by solid state sintering method in one step. Lead-Free Sodium Potassium Lithium Niobate (KNNL) as ferroelectric and Nickel Ferrite (NFO)… read more here.

Keywords: structure dielectric; dielectric magnetic; role ferrite; phase ... See more keywords

Phase structure and properties of sodium bismuth titanate lead-free piezoelectric ceramics

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Published in 2021 at "Progress in Materials Science"

DOI: 10.1016/j.pmatsci.2021.100836

Abstract: Abstract The lead-free sodium bismuth titanate (BNT) system has been extensively investigated in the past decade due to its multi-functional electro-active properties. Here, we present a comprehensive review that encompasses the fundamentals and state-of-the-art in… read more here.

Keywords: sodium bismuth; bnt based; bismuth titanate; phase structure ... See more keywords

Phase and Structure Evolution of Dysprosium Carbonate during Hydrothermal Processes in Dy3+-NH4+-CO32- System.

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Published in 2023 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.2c04438

Abstract: Rare earth carbonates play a significant role in preparing rare earth oxides. This study examines the structure and composition of amorphous dysprosium carbonate (ADC) precursors produced through chemical precipitation. Next, how the amorphous phase changed… read more here.

Keywords: dysprosium carbonate; dysprosium; phase structure;