53 Result(s)
within
English
Materials Science
Nanotechnology
Zhe** Yu
Article
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Article
Stretchable Dielectric Material for Conformable Bioelectronic Devices
We use a photo-patternable silicone polymer to fabricate an elastically deformable encapsulation film on stretchable gold lines that electrically conduct while stretched to >50strain. To detect bioelectrical s...
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Monitoring of Traumatically Injured Organotypic Hippocampal Cultures with Stretchable Microelectrode Arrays
Traumatic brain injury (TBI) can be caused by motor vehicle accidents, falls and firearms. Approximately 2of the US population lives with disabilities cause by TBI. To discover mechanisms of functional deficit...
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Microstructure and tribological behavior of Ti–Si eutectic alloys with Al addition
The effect of Al element alloying on the microstructure and tribological behavior of Ti–Si eutectic alloys has been studied. The experimental results show that Al element changes the microstructure from large ...
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Advances in Encapsulating Elastically Stretchable Microelectrode Arrays
Stretchable microelectrode arrays (SMEAs) that are fabricated on the compliant silicone poly dimethyl siloxane (PDMS) have potential applications for research on traumatic brain injury (TBI). Increasing the nu...
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Enhanced high-field performance in Fe-sheathed MgB2 tapes using inexpensive stearic acid additives
High performance Fe-cladded MgB2 taps were prepared by the in situ powder-in-tube method utilizing very cheap stearic acid (C18H36O2) as dopants. The amount of stearic acid was varied from 0 to 30 wt%. We found t...
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AlGaN/GaN multiple quantum wells grown by using atomic layer deposition technique
We report the successful growth of high quality ultraviolet (UV) AlGaN/GaN multiple quantum wells (MQWs) structure using atomic layer deposition (ALD) technique. The AlGaN/GaN MQW sample grown on the sapphire ...
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Open AccessFabrication and Magnetic Properties of Fe65Co35–ZnO Nano-Granular Films
A series of nano-granular films composed of magnetic metal (Fe65Co35) granules with a few nanometers in size and semiconductor oxide (ZnO) have been fabricated by a magnetron sputtering method, and excellent soft...
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Transient Heat and Material Flow Modeling of Friction Stir Processing of Magnesium Alloy using Threaded Tool
A three-dimensional transient computational fluid dynamics (CFD) model was developed to investigate the material flow and heat transfer during friction stir processing (FSP) in an AZ31B magnesium alloy. The ma...
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Open AccessDirect-write, highly aligned chitosan-poly(ethylene oxide) nanofiber patterns for cell morphology and spreading control
Near-field electrospinning has been demonstrated to be able to achieve direct-write and highly aligned chitosan nanofibers (CNF) with prescribed positioning density. Cell spreading in preferential direction co...
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Interphase Strain Gradients in Multilayered Steel Composite from Microdiffraction
Multilayered steel composites consisting of alternating martensite and austenite layers and exhibiting a combination of high strength and ductility were successfully fabricated. To understand the microplastici...
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Singlet oxygen-generating from fluorescence probes based on denatured bovine serum albumin-conjugated CdTe quantum dots and photosensitizer Chlorin e6
Based on the excellent optical properties of quantum dots (QDs), a simple and efficient method was proposed and established to produce a singlet oxygen activating QDs-denatured Bovine Serum Albumin (dBSA)-Chlo...
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Dyeing bacterial cellulose pellicles for energetic heteroatom doped carbon nanofiber aerogels
The energy crisis and environmental pollution are serious challenges that humanity will face for the long-term. Despite tremendous efforts, the development of environmentally friendly methods to fabricate new ...
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Open AccessThe effect of free-standing GaN substrate on carrier localization in ultraviolet InGaN light-emitting diodes
In this study, we have grown 380-nm ultraviolet light-emitting diodes (UV-LEDs) based on InGaN/AlInGaN multiple quantum well (MQW) structures on free-standing GaN (FS-GaN) substrate by atmospheric pressure met...
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Friction Stir Welding of ODS and RAFM Steels
Advanced structural materials such as oxide dispersion strengthened steels and reduced-activation ferritic/martensitic steels are desired in fusion reactors as primary candidate materials for first wall and bl...
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Open AccessEnhanced NH3-Sensitivity of Reduced Graphene Oxide Modified by Tetra-α-Iso-Pentyloxymetallophthalocyanine Derivatives
Three kinds of novel hybrid materials were prepared by noncovalent functionalized reduced graphene oxide (rGO) with tetra-α-iso-pentyloxyphthalocyanine copper (CuPc), tetra-α-iso-pentyloxyphthalocyanine nickel...
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Effects of Two-Stage Cold Rolling Schedule on Microstructure and Texture Evolution of Strip Casting Grain-Oriented Silicon Steel with Extra-Low Carbon
A 0.27 mm-thick grain-oriented silicon steel sheet with extra-low carbon was successfully produced by a novel processing route including strip casting, normalizing, two-stage cold rolling with an intermediate ...
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Influence of Heat Treatments on the Microstructural Evolution and Resultant Mechanical Properties in a Low Carbon Medium Mn Heavy Steel Plate
In this study, the microstructural evolution and resultant mechanical properties in a low carbon medium Mn heavy steel plate were investigated in detail. The results show that the introduction of medium mangan...
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Improvement of Surface Ridging Resistance of an Ultra-purified Ferritic Stainless Steel by Optimizing Hot Rolling Condition
The effects of the finisher entry temperatures (FETs) on the surface ridging behavior for an ultra-purified 21%Cr ferritic stainless steel have been investigated. The results indicate that decreasing the FET f...
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Evolution of Dislocation Loops in AL-6XN Stainless Steels Irradiated by Hydrogen Ions
AL-6XN stainless steels, one of the candidate structure materials for supercritical water-cooled reactor, were irradiated from 0.5 to 5 dpa using 100 keV H2 + ions at 290 and 380 °C. Micro...
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Correlations of Ni Contents, Formation of Reversed Austenite and Toughness for Ni-Containing Cryogenic Steels
It has been widely demonstrated that addition of Ni in low-carbon steels can effectively improve the cryogenic toughness, but the mechanism behind it has yet to be clarified. In the present work, the evolution...
