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Article
Open AccessDiscovering tungsten-based composites as plasma facing materials for future high-duty cycle nuclear fusion reactors
Despite of excellent thermal properties and high sputtering resistance, pure tungsten cannot fully satisfy the requirements for plasma facing materials in future high-duty cycle nuclear fusion reactions due to...
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Article
Open AccessEffects of transition metal carbide dispersoids on helium bubble formation in dispersion-strengthened tungsten
The formation of helium bubbles and subsequent property degradation poses a significant challenge to tungsten as a plasma-facing material in future long-pulse plasma-burning fusion reactors. In this study, we ...
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Article
Open AccessNonlinear compositional and morphological evolution of ion irradiated GaSb prior to nanostructure formation
Low-energy ion irradiation of III-V semiconductor surfaces can lead to the formation of regular hexagonal dot patterns at the surface. We present experimental and computational results for ion irradiation of G...
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Article
Synthesis and Properties of Mg-Based Foams by Infiltration Casting Without Protective Cover Gas
Fabrication and characterization of Mg-based scaffolds by infiltration casting, without protective cover gas, are presented. Distinctive results were observed among the foams depending on the precise selection...
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Bioinspired Interfaces for the Management of Skin Infections
The percutaneous invasion of microorganisms through damaged skin layers can lead to the onset of infections with potentially life-threatening complications, especially in vulnerable populations like newborns, ...
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Article
Study of scalable IBS nanopatterning mechanisms for III-V semiconductors using in-situ surface characterization
Ion-beam sputtering (IBS) has been studied as a means for scalable, mask-less nanopatterning of surfaces. Patterning at the nanoscale has been achieved for numerous types of materials including: semiconductors...
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Article
Open AccessFormation of silicon nanodots via ion beam sputtering of ultrathin gold thin film coatings on Si
Ion beam sputtering of ultrathin film Au coatings used as a physical catalyst for self-organization of Si nanostructures has been achieved by tuning the incident particle energy. This approach holds promise as...
