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Article
Sintering behavior and microwave dielectric properties of LMZBS glass doped Li3Mg4NbO8 ceramics for LTCC applications
Li3Mg4NbO8 ceramics with x wt% of Li2O–MgO–ZnO–B2O3–SiO2 glass (Li3Mg4NbO8-LMZBSx, x = 0.5, 1.0, 1.5, 2.0, 4.0) were prepared by the traditional solid-state reaction method. Rietveld refinement and Raman spectra ...
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Article
TiO2 Enhanced Magnetic–Dielectric Properties of Co2Z Ferrite Materials for High Frequency Applications
Hexagonal ferrite Ba3Co2Fe24−xTixO41 (x = 0.0–0.6) was synthesized via a solid-state reaction method and their magnetic and dielectric properties were investigated. The crystallographic phase analysis showed that...
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Article
Study on copper interconnection structure of flexible electronics by Ag-PT composite membrane induced electrodeposition
In this paper, a silver-containing polythiophene (Ag-PT) composite membrane is developed by the mixed oxidant of KMnO4 and AgNO3. The formed composite layer exhibits good electrical conductivity and outstanding e...
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Article
Molecular-beam epitaxy-grown HgCdTe infrared detector: Material physics, structure design, and device fabrication
Infrared (IR) detectors have important applications in numerous civil and military sectors. HgCdTe is one of the most important materials for IR detector manufacture. This review systematically discusses the p...
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Article
Low-temperature sintering and ferrimagnetic properties of LiZnTiMn ferrites with Bi2O3–Nb2O5 eutectic mixture
In order to investigate the sintering temperature requirements of low-temperature co-fired ceramics (LTCC) technology, the effects of Bi2O3–Nb2O5 addition on microstructures and magnetic performances of low-tempe...
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Article
Open AccessDeterministic magnetic moment rotation in antiferromagnetic material by piezoelectric strain modulation
Antiferromagnetic (AFM) spintronic devices play a vital role in the development of novel spintronic devices due to their attractive features. Herein, the interfacial state manipulation of the AFM IrMn material...
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Article
Open AccessDirect investigation of the atomic structure and decreased magnetism of antiphase boundaries in garnet
The ferrimagnetic insulator iron garnets, tailored artificially with specific compositions, have been widely utilized in magneto-optical (MO) devices. The adjustment on synthesis always induces structural vari...
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Article
Effects of substrate morphology on permeability spectra of Ni80Fe20 films deposited on periodically rippled sapphire substrates
The effects of substrate morphology on permeability spectra of the Ni80Fe20 films deposited on periodically rippled sapphire substrates by direct-current magnetron sputtering were investigated. The results show t...
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Article
Influence of CuO additive on phase formation, microstructure and microwave dielectric properties of Cu-doped CuxZn1.8-xSiO3.8 ceramics
Zinc silicate is a promising microwave dielectric material because of its excellent dielectric properties, i.e., low dielectric permittivity (εr) and high quality factor (Q × f). CuxZn1.8-xSiO3.8 ceramics (0 ≤ x ...
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Article
Open AccessAmelioration of sintering and multi-frequency dielectric properties of Mg3B2O6: A mechanism study of nickel substitution using DFT calculation
With the support of density functional theory (DFT) calculation, the amelioration of sintering and dielectric properties of the Mg3B2O6 (MBO) ceramic was realized through the substitution of magnesium with nickel...
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Article
Enhanced magnetic properties of low-temperature sintered LiZnTiMn ferrites with Bi2O3–NiO additive
Bi2O3 significantly influences the grain growth of LiZn ferrite ceramics, whereas NiO enhances the performance of LiZn ferrites. Herein, we present the influence of Bi2O3–NiO addition on solid-state synthesis, mi...
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Article
Crystallographically oriented W-type barium hexaferrite BaZn2Fe16−xScxO27 with high squareness ratio
A series of oriented W-type barium hexaferrites of composition BaZn2Fe16−xScxO27 (where x = 0, 0.1, 0.2, 0.3, 0.4) has been synthesized by conventional ceramic methods and characterized by XRD, SEM, EDS, FTIR, an...
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Article
Open AccessNonvolatile voltage-controlled magnetization reversal in a spin-valve multiferroic heterostructure
Pure voltage-controlled magnetism, rather than a spin current or magnetic field, is the goal for next-generation ultralow power consumption spintronic devices. To advance toward this goal, we report a voltage-...
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Article
The interplay between monomer formation, nucleation and growth during colloidal nanoparticle synthesis
Wet chemical methods have demonstrated their unparalleled success to control the size and size distribution of colloidal nanoparticles. In a wet chemical nanoparticle synthesis, precursor reaction, nucleation ...
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Article
Open AccessHigh-Performance Multifunctional Photodetector and THz Modulator Based on Graphene/TiO2/p-Si Heterojunction
In this paper, we have reported a multifunctional device from graphene/TiO2/p-Si heterojunction, followed by its systematical analysis of optical response in a device under ultraviolet–visible-infrared band and t...
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Article
Influence of TiO2 addition on the sintering, dielectric, and mechanical properties of Li2(Mg0.96Ni0.04)SiO4 ceramic
The influence of TiO2 addition on LMNS ceramic sintering, dielectric and mechanical properties was studied. The characterisation method includes X-ray diffraction, scanning electron microscopy, energy-dispersive ...
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Article
Zn-modified Li3Mg2SbO6 microwave dielectric ceramics with high-quality factor
Well-densified Li3(Mg1−xZnx)2SbO6 (0.00 ≤ x ≤ 0.08) microwave dielectric ceramics were synthesized via a two-stage sintering process. The effects of Zn2+ substitution on the microstructure and microwave dielectri...
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Article
Novel spinel magnetic-dielectric ceramics designed for high frequency applications
Novel magnetic-dielectric ceramics based on Li0.43Zn0.27Ti0.13Fe2.17O4 (LZTF) ferrites and Li2ZnTi3O8 (LZT) dielectrics were fabricated via a traditional solid-state reaction method. Pure spinel structure and den...
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Article
Correlations between crystal structure and microwave dielectric properties of Mn2+-substituted ZnTiNb2O8 ceramics
Zn1−xMnxTiNb2O8 (0.05 ≤ x ≤ 0.30) microwave dielectric ceramics were synthesized by the solid-state reaction method. The impacts of partial substitution of Mn2+ for Zn2+ on the crystal phase, crystal structure, g...
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Article
Microwave dielectric properties and sintering behaviors of Zn1.8SiO3.8 ceramics
Zn2SiO4 ceramics are important candidates for microwave dielectric materials applied in wireless communication. However, the appearance of the second phase and stomatal impurity affect the microwave dielectric pr...
