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Synthesis and enhanced electrochemical performance of the honeycomb TiO2/LiMn2O4 cathode materials
LiMn2O4 electrode suffers serious capacity fading during cycling in LiPF6-based liquid electrolytes. In this work, we synthesized a new type of cathode materials, i.e., the TiO2/LiMn2O4 hybrid material with honey...
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Article
Thermodynamic evidence for cluster ordering in Cu46Zr42Al7Y5 ribbons during glass transition
This work investigated the response of Cu46Zr42Al7Y5 glass ribbons to both dynamic and static heating using differential scanning calorimeter (DSC). The DSC curve manifests three exothermic responses to dynamic h...
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Article
Characterization of two CYP77 gene family members related to development of ornamental organs in petunia
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Open AccessQuantification of the boron speciation in alkali borosilicate glasses by electron energy loss spectroscopy
Transmission electron microscopy and related analytical techniques have been widely used to study the microstructure of different materials. However, few research works have been performed in the field of glas...
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Article
Open AccessAtomic and vibrational origins of mechanical toughness in bioactive cement during setting
Bioactive glass ionomer cements (GICs) have been in widespread use for ∼40 years in dentistry and medicine. However, these composites fall short of the toughness needed for permanent implants. Significant impe...
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Article
Open AccessHybrid glasses from strong and fragile metal-organic framework liquids
Hybrid glasses connect the emerging field of metal-organic frameworks (MOFs) with the glass formation, amorphization and melting processes of these chemically versatile systems. Though inorganic zeolites colla...
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Article
Open AccessIrreversibility of Pressure Induced Boron Speciation Change in Glass
It is known that the coordination number (CN) of atoms or ions in many materials increases through application of sufficiently high pressure. This also applies to glassy materials. In boron-containing glasses,...
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Article
Formation and characterization of mesostructured silica nanotubes
The multi-walled mesoporous silica nanotubes are prepared using cetyltrimethylammonium bromize (CTAB) as the surfactant micellar template and tetraethylorthosilicate (TEOS) as the silica precursor via a one-st...
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Article
Effects of hydrolytic retardants on the texture of lyotropic liquid crystal phases
Lyotropic liquid crystals (LLC), as adjustable structural templates, are useful tools for the synthesis of nanomaterials. In this study, a series of LLC templates have been prepared at very low surfactant conc...
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Article
A new threshold of uncovering the nature of glass transition: The slow ß relaxation in glassy states
The glass transition involves more than one dynamic relaxation mechanisms in supercooled liquids, such as α relaxation, slow ß relaxation and fast ß relaxation and so on. For the traditional theoretical system...
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Article
Study of GaN MOS-HEMT using ultrathin Al2O3 dielectric grown by atomic layer deposition
We report on a GaN metal-oxide-semiconductor high electron mobility transistor (MOS-HEMT) using atomic-layer deposited (ALD) Al2O3 as the gate dielectric. Through further decreasing the thickness of the gate oxid...
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Article
Glass transition in hyperquenched water? (reply)
The alternating support for and denial of a glass transition for amorphous water at 136 K has resumed after a hiatus of 20 years, during which it seemed secure. We revived the alternative interpretation1 by looki...
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Clarifying the glass-transition behaviour of water by comparison with hyperquenched inorganic glasses
The formation of glasses is normal for substances that remain liquid over a wide temperature range (the ‘good glassformers’) and can be induced for most liquids if cooling is fast enough to bypass crystallizat...
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Article
Oriented calcium metaphosphate glass-ceramics
Highly oriented calcium metaphosphate glass-ceramics were obtained directly from the corresponding melt. On the interface between the Ca(PO3)2 melt and an Al2O3 rod, the nucleation could easily be induced. The de...