Molecular self-assembly offers a means of spontaneously forming complex and well-defined structures from simple components. The specific bonding between DNA base pairs has been used in this way to create DNA-based nanostructures and to direct the…
Papers in Materials Synthesis
Materials Synthesis papers in Materials Science, A
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Magnetostrain is achieved by twin boundary motion in magnetic shape memory materials. A 1% strain could be achieved in textured polycrystals of Ni-Mn-Ga at room temperature. Ni50Mn29Ga21 was directionally solidified in order to obtain a texture…
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Operation of a carbon nanotube field effect transistor (FET) oscillator at a record frequency of 500 MHz is described. The FET was fabricated using a large parallel array of single-walled nanotubes grown by chemical vapor deposition on ST-quartz…
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Nanoporous ZnO electrodes, dye-sensitized with a ruthenium bipyridyl complex, were used as photoanodes in photoelectrochemical solar cells. By improving the interfacial contact between dyes and ZnO particles in the film, overall solar-to-electric…
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We report the design, fabrication, and successful demonstration of microelectromechanical variable optical attenuator (VOA) using an electrostatic microtorsion mirror (0.6 mm in diameter) combined with a fiber-optic collimator. The VOA operates at…
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Al-27 MAS NMR has been used to study a sol-gel prepared alumina annealed at various temperatures. Two-field simulation of the sample heated to 1200 degrees C confirmed the presence of corundum, as suggested by XRD, and also the presence of…
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Novel AB(2)-type amphiphilic block copolymers of poly(ethylene glycol) and poly(N-isopropylacrylamide), PEG-b-(PNIPAM)(2), were successfully synthesized through single-electron transfer living radical polymerization (SET-LRP). A difunctional…
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Life is mostly composed of the elements carbon, hydrogen, nitrogen, oxygen, sulfur, and phosphorus. Although these six elements make up nucleic acids, proteins, and lipids and thus the bulk of living matter, it is theoretically possible that some…
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To determine a band model for synthetic melanin obtained by autooxidation of L-dopa (3,4-dihydroxyphenyl-L-alanine), dependence of dark current on temperature in the range 298-333 degrees K was measured as well as dependence of optical absorption…
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The Bi/Si(111) (sqrt3 x sqrt3)R30 trimer phase offers a prime example of a giant spin-orbit splitting of the electronic states at the interface with a semiconducting substrate. We have performed a detailed angle-resolved photoemission (ARPES) study…
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The aim of this paper is to summarize recent trends in the studies on nonaqueous proton conducting gel electrolytes. The physicalchemical properties of these systems are described and their relation to the type and concentration of
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Blue belt: Condensation polymerization of pyrene (blue) and triphenylene (green) monomers leads to the formation of a hexagonal mesoporous covalent organic framework (see picture). This material exists in a belt shape, absorbs photons over a wide…
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In the field of Cu(Ga,In)(S,Se)2 photovoltaic technology, zinc sulphide based buffer layers prepared by Chemical Bath Deposition (CBD) have already demonstrated their potential to replace CdS. This paper aims on a better understanding of deposition…
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There is a growing interest in oxygen electrochemistry as conversions between O(2) and H(2)O play an important role in a variety of renewable energy technologies. The goal of this work is to develop active bifunctional catalyst materials for water…
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A trifluoroethylester-terminal poly(ethylene glycol) (PEG) silane was synthesized and self-assembled on iron oxide nanoparticles. The nanoparticle system thus prepared has the flexibility to conjugate with cell targeting agents via either carboxylic…
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The HER-2 oncoprotein is commonly overexpressed in a variety of human malignancies and has become an attractive antitumor target. A number of strategies to inhibit the HER-2 receptor tyrosine kinase are currently the focus of intensive preclinical…
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Interactions between sulfur and Ni1-xCux (x = 0.00, 0.25, 0.50, 0.75, and 1.00) were examined by a first-principles analysis based on density functional theory (DFT) calculations to provide a scientific basis for intelligent design of…
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Phonon and electron transport in Bi2Te3 has been investigated using a multiscale approach, combining the first- principles calculations, molecular dynamics MD simulations, and Boltzmann transport equations BTEs ). Good agreements are found with the…
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During annealing, metastable NaCl-structured (c) Ti1-x Alx N films initially exhibit spinodal decomposition which results in age hardening. Based on ab initio calculations, we show that the chemical requirement for spinodal decomposition in the…
Papers in associated sub-disciplines
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