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Article
Unique porous framework constructed by uranyl phosphonate with high structural stability and preferential ion exchange capacity
The stable porous material capable of exchanging external ions has promising potential in sorption and separation for radioactive nuclides. Herein, an in situ hydrothermal synthesis successfully incorporates p...
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Article
Uptake and separation of Xe and Kr by a zeolitic imidazolate framework with a desirable pore window
Crystalline solids of zeolitic imidazolate framework (ZIF)-69 with a suitable pore window size matching with atomic diameter of xenon is utilized for this task, showing notable performance for Xe/Kr capture an...
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Article
Correction to: Simultaneous sequestration of uranyl and arsenate at the goethite/water interface
In the original publication of the article, Fig. 8 was erroneously plotted due to unintentional misoperation of batch input of the XRD data which caused the repeating patterns of Single-U5 and Single-U50 in th...
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Article
Simultaneous sequestration of uranyl and arsenate at the goethite/water interface
This study highlights the simultaneous sequestration of U(VI) and arsenate at the goethite/water interface. The uptake trends and speciation of these two components were related with molar arsenate/U(VI) ratio...
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Article
Microstructure and Its Physicochemical Basis for the White Porcelain from Gongyi Kiln of Henan Province in China
Gongyi is the birthplace and one of the most famous production areas of white porcelain in China. In this study, white porcelain samples from the Northern Wei to Tang Dynasties excavated from Baihe and Huangye...
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Article
Effects of microstructural evolution on the thermal conductivity of α–Al2O3 prepared from nano-size γ–Al2O3 powder
The thermal diffusivities (D) of porous α–Al2O3 specimens prepared from nano-size γ–Al2O3 powder and from conventional submicrometer-size alumina powders were measured at room temperature, and the thermal conduct...
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Article
Thermal diffusivity maps: Case studies in ceramics
A new methodology for map** thermal diffusivity using a photothermal deflection method is introduced. Two case studies are made: fiber-reinforced composite structures and contact damage zones in alumina. In ...
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Article
Effect of mechanical damage on thermal conduction of plasma-sprayed coatings
A thermal wave methodology for monitoring the thermal conduction of ceramic coatings with accumulating mechanical damage is described. Tests are conducted on a model alumina coating containing laminar defect i...
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Article
Thermal wave analysis of contact damage in ceramics: Case study on alumina
Thermal waves are used to image damage accumulation digitally beneath Hertzian contacts in ceramics. Alumina ceramics over a range of grain size 3–48 μm are used in a case study. The nature of the images changes ...
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Article
Grinding force and microcrack density in abrasive machining of silicon nitride
The relationship between grinding forces and the material’s resistance to microfracture is investigated in abrasive machining of silicon nitride ceramics. Surface grinding is performed on two forms of silicon ...
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Article
Damage accumulation and cyclic fatigue in Mg-PSZ at Hertzian contacts
Hertzian contact damage in as-fired, peak-aged, and over-aged Mg-PSZ is studied, in single-cycle and multiple-cycle loading. Indentation stress-strain curves reveal a monotonically increasing quasi-plasticity ...
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Article
Heat conduction in silicon thin films: Effect of microstructure
A study was made of the thermal properties of low pressure chemical vapor deposition (LPCVD) silicon thin films with amorphous and polycrystalline microstructures, produced by varying the substrate temperature...