66 Result(s)
within
**ang Hong-liang
Nanotechnology
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Article
Fourier transform infrared spectroscopy as a tool for the study of rare earths carbohydrates complexes
FT-IR spectra of the mixtures of praseodymium chloride and glucose in glassy state were investigated. From the changes of relative intensity and shifts of the characteristic frequency of glucose and water, it ...
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Article
Chemical Wear of Cu CMP
In this work, we used surface analysis techniques, such as a field-emission highresolution analytical TEM, X-ray spectroscopy, and XPS to analyze abrasive particles after polishing. Results showed evidence of ...
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Article
Low-Temperature Friction in the XPS Analytical Ultrahigh Vacuum Tribotester
In this work, we present the capability of ultrahigh vacuum analytical tribometry for studying mechanisms of friction at low temperatures. We investigated the low-temperature frictional behavior of two differe...
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Article
The Fluorescent Reaction Between Quinaldine Red and Nucleic Acids and its Application to Fluorescent Assay of DNA and RNA
The reaction between quinaldine red (QR) and nucleic acids was studied. The free QR alone has no fluorescence in solution. However, it becomes fluorescent after binding to nucleic acids, giving maximum emissi...
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Article
Quantum chemical study of adsorption and dissociation of HfCl4 and H2O on Ge/Si(100) − (2×1): Initial stage of atomic layer deposition of HfO2 on SiGe surface
We investigated adsorption and dissociation of water and HfCl4 on a Ge/Si(100) − (2 × 1) surface with a density-functional theory. The Si–Ge and Ge–Ge homodimers are used to represent the Si1−xGex surface. (i) Wa...
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Article
Processing and Properties of Nanostructured Alloy Coatings in the Binary Ni-Cr System
Using a scalable electrodeposition process, nanocrystalline Ni-Cr alloy coatings have been produced on copper and steel substrates, and the roles of various processing variables on the resulting coating struct...
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X-ray reflectometry and spectroscopic ellipsometry characterization of Al2O3 atomic layer deposition on HF-last and NH3 plasma pretreatment Si substrates
Al2O3 films are grown by atomic layer deposition (ALD) using trimethylaluminum and water as precursors on HF-last and NH3 plasma pretreatment Si substrates. The thickness, surface roughness, and density of Al2O3 ...
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Article
Effect of microstructures of PVDF on surface adhesive forces
This research studies the effects of microstructures of poly vinylidene fluoride (PVDF) on its adhesion force with the probe of an atomic force microscope (AFM). The adhesion problem is currently a bottleneck ...
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Article
Biomimetic study of a polymeric composite material for joint repair applications
A longer lifespan is still being sought for biomaterials used for joint repair. We developed a new nanocomposite material of polytrimethylene carbonate (PTMC), hydroxyapatite (HAP), and multiwalled carbon nano...
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Chapter
Atomic Force Microscopic Study of Piezoelectric Polymers
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Article
Controlled synthesis of titanium nanochains using a template
Nanochains have unique properties due to their organized structures. We synthesized nanochains of titanium using crown ether as a template exploiting a simple sliding technique. The nanochains of Ti were forme...
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Preparation and characterization of polymer-supported nano-amorphous Ni–B particles
Polymer-supported nano-amorphous Ni–B particles have been prepared by an ion exchange/chemical reduction protocol. The products were characterized by inductively coupled plasma spectroscopy (ICP), X-ray powder...
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Chapter
Scanning Probe Alloying Nanolithography
The probe-based nanolithography method is attracting increasing attentions due to its unique and simple process characteristics. This chapter, first, provides a brief review of nanolithography in order to see ...
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Article
Photochemical synthesis of shape-selective palladium nanocubes in aqueous solution
We have developed a seedless, citrateless one-step synthetic process for the formation of shape controlled monodisperse Pd nanoparticles (NPs) in 4 h of UV-photoirradiation. The synthesis was done in cetyl tri...
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Article
Phase transformation of poly (vinylidene difluoride) in energy harvesting
The poly (vinylidene difluoride) (PVDF) has been of great interest for energy conversion of microelectromechanical system devices. A semicrystalline polymer, the PVDF has five crystallo-graphic forms, α, β, γ,...
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Article
Study on the doped β-FeSi2 obtained by metal vapor vacuum arc ion source implantation and post-annealing
β-FeSi2 was firstly formed by implanting Si wafers with Fe ions at 50 kV to a dose of 5×1017/cm2in a strong current Metal Vapor Vacuum Arc (MEVVA) implanter. Secondly, Ti implantation was performed on these Fe as...
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Article
Open AccessIn vivo observation of gold nanoparticles in the central nervous system of Blaberus discoidalis
Nanoparticles (NPs) are widely studied for biomedical applications. Understanding interactions between NPs and biomolecules or cells has yet to be achieved. Here we present a novel in vivo method to study interac...
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Preparation of thermosensitive hydrogels by means of tandem physical and chemical crosslinking
The tandem physical and chemical crosslinking was used to prepare injectable hydrogels. First, the terpolymers with diene groups were synthesized by the free radical copolymerization of N-isopropylacrylamide (NIP...
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Article
Open AccessAntibacterial activities of gold and silver nanoparticles against Escherichia coli and bacillus Calmette-Guérin
Diseases such as tuberculosis (TB) have always had a large impact on human health. Bacillus Calmette-Guérin (BCG) is used as a surrogate for TB during the development of anti-TB drugs. Nanoparticles (NPs) have...
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Open AccessThree-dimensional AlZnO/Al2O3/AlZnO nanocapacitor arrays on Si substrate for energy storage
High density three-dimensional AZO/Al2O3/AZO nanocapacitor arrays have been fabricated for energy storage applications. Using atomic layer deposition technique, the stack of AZO/Al2O3/AZO has been grown in the po...
