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Tribological Behavior of Nickel-Doped Diamond-Like Carbon Thin Films Prepared on Silicon Substrates via Magnetron Sputtering Deposition

Nay Win Khun、Pui Mun Lee、Wei Quan Toh 等 4 位作者2015-11-23Tribology Transactions

In this study, nickel-doped diamond-like carbon (Ni-DLC) thin films were deposited on silicon (Si) substrates using a magnetron cosputtering system by varying DC power density applied to a Ni target at a fixed DC power density applied to a carbon (C) target. Their tribological properties were systematically investigat…

Metal and Thin Film MechanicsDiamond and Carbon-based Materials ResearchLubricants and Their Additives

Testing nanoeffect onto model bacteria: Impact of speciation and genotypes

Alexandre Gélabert、Yann Sivry、Paola Gobbi 等 9 位作者2015-11-23Nanotoxicology

The gram-negative bacteria Escherichia coli (E. coli) is a very useful prokaryotic model for testing the toxicity of ZnO nanoparticles (nano-ZnO). This toxicity is often linked to Zn(2+) released from nanoparticles in the culture medium, and nano-ZnO dissolution in different media is clearly established. Here, two mod…

Nanoparticles: synthesis and applicationsBacterial biofilms and quorum sensingGraphene and Nanomaterials Applications

Chimie douce preparation of reproducible silver coatings for SERS applications

Alexander Sidorov、Anastasia V. Grigorieva、Anastasia E. Goldt 等 7 位作者2015-11-23Functional Materials Letters

A new soft chemistry preparation method of submicron — thick porous coatings of metallic silver is suggested for possible surface enhanced Raman spectroscopy (SERS) applications. The method is based on facile deposition of diamminesilver (I) aerosols forming instantly a nanostructured layer by fast decomposition and s…

Gold and Silver Nanoparticles Synthesis and ApplicationsCopper-based nanomaterials and applicationsLaser-Ablation Synthesis of Nanoparticles

A novel silica‐based nucleating agent for polypropylene: Preparation, characterization, and application

Juan Li、Wentao He、Lijuan Long 等 8 位作者2015-11-23Journal of Vinyl and Additive Technology

Inorganic silica is widely used as nucleating agents for isotactic polypropylene (iPP), and to achieve a better effect, the amount of addition is generally higher than 5 wt%. A novel silica‐based nucleating agent (SPKSol) was prepared by two steps: aromatic phosphate (MDBP‐POOH) was first supported on the silica sol v…

Polymer crystallization and propertiesPolymer Nanocomposites and Propertiesbiodegradable polymer synthesis and properties

An Efficient Preparation and Characterization of Nanocomposite Films Based on Poly(vinyl chloride) and Modified ZnO Quantum Dot with an Optically Active Diacid Containing Amino Acid as Coupling Agent

Shadpour Mallakpour、Mashal Javadpour2015-11-23Polymer-Plastics Technology and Engineering

The nanocomposites were manufactured by the incorporation of modified ZnO into the poly(vinyl chloride). ZnO nanoparticles were modified with diacid containing alanine amino acid. Ultrasonic irradiation was used for all process. The PVC/ZnO@DA nanocomposites were investigated by field emission scanning electron micros…

Polymer Nanocomposites and PropertiesPolymer Nanocomposite Synthesis and IrradiationPolymer Science and PVC

Evaluation and improvement of simplified modal method for designing dielectric gratings

Fan Yang、Yanfeng Li2015-11-23Optics Express

Recently, the simplified modal method (SMM) has proved to be very successful to facilitate grating design by reducing the diffraction problem to the interference (and reflection at interfaces) of a very small number of grating modes In this work, an intuitive and fully-analytical matrix formalism is developed to evalu…

Microwave Engineering and WaveguidesPhotonic and Optical DevicesOptical Coatings and Gratings

A new pregnane glycoside fromGomphocarpus fruticosusgrowing in Egypt

Amani M. Marzouk、Samir M. Osman、Ahmed A. Gohar2015-11-23Natural Product Research

Phytochemical investigation of Gomphocarpus fruticosus (L.) Ait. of Egyptian origin afforded the new pregnane glycoside lineolon-3-O-[β-D-oleandropyranosyl-(1-4)-β-D-cymaropyranosyl-(1-4)-β-D-cymaropyranoside], along with six known compounds. The structures of the isolated compounds were elucidated on the basis of ext…

Natural product bioactivities and synthesisTraditional and Medicinal Uses of AnnonaceaePhytochemistry and Bioactive Compounds

The Fascination of Polyoxometalate Chemistry

Pierre‐Emmanuel Car、Greta R. Patzke2015-11-23Inorganics

We are delighted to introduce this special issue of Inorganics. [...]

Polyoxometalates: Synthesis and ApplicationsChemical Synthesis and ReactionsOxidative Organic Chemistry Reactions

Influence of plasticizers and cryogenic grinding on the high‐cooling‐rate solidification behavior of PBT/PET blends

Anesh Manjaly Poulose、Stefano Piccarolo、Domenico Carmelo Carbone 等 4 位作者2015-11-23Journal of Applied Polymer Science

ABSTRACT Two structurally different plasticizers (cyclic and linear) and the effect of cryogenic grinding on the solidification behavior at high cooling rates by a continuous cooling transformation approach of poly(butylene terephthalate)/poly(ethylene terephthalate), PBT/PET, blends are described. The solidification…

Polymer crystallization and propertiesPolymer Nanocomposites and Propertiesbiodegradable polymer synthesis and properties

Cross-Linking Poly(lactic acid) Film Surface by Neutral Hyperthermal Hydrogen Molecule Bombardment

Wangli Du、Hong Shao、Zhoukun He 等 9 位作者2015-11-23Journal of Agricultural and Food Chemistry

Constructing a dense cross-linking layer on a polymer film surface is a good way to improve the water resistance of poly(lactic acid) (PLA). However, conventional plasma treatments have failed to achieve the aim as a result of the unavoidable surface damage arising from the charged species caused by the uncontrolled h…

Advanced Sensor and Energy Harvesting Materialsbiodegradable polymer synthesis and propertiesAdditive Manufacturing and 3D Printing Technologies

FLUORNATROPYROCHLORE, A NEW PYROCHLORE SUPERGROUP MINERAL FROM THE BOZIGUOER RARE EARTH ELEMENT DEPOSIT, BAICHENG COUNTY, AKESU, XINJIANG, CHINA

Jingwu Yin、Guowu Li、Guangming Yang 等 6 位作者2015-11-23The Canadian Mineralogist

Fluornatropyrochlore is a new pyrochlore supergroup mineral species found in the intrusive alkali granite of the Boziguoer rare earth element deposit in Baicheng County, Akesu, Xinjiang Autonomous Region, China. This new mineral is found to be closely associated with microcline, albite, aegirine, a sodic amphibole, bi…

Radioactive element chemistry and processingAdvanced Condensed Matter PhysicsNuclear materials and radiation effects

Energy transfer in diiodoBodipy-grafted upconversion nanohybrids

Laura Francés‐Soriano、Marta Liras、Agnieszka Kowalczyk 等 6 位作者2015-11-23Nanoscale

Steady-state and time-resolved emission studies on nanohybrids consisting of NaYF4:Yb,Er and a diiodo-substituted Bodipy (UCNP-IBDP) show that the Yb(3+) metastable state, formed after absorption of a near-infrared (NIR) photon, can decay via two competitive energy transfer processes: sensitization of IBDP after absor…

Luminescence Properties of Advanced MaterialsRadiation Detection and Scintillator TechnologiesAtomic and Subatomic Physics Research

A pseudo-tetragonal tungsten bronze superstructure: a combined solution of the crystal structure of K 6.4 (Nb,Ta) 36.3 O 94 with advanced transmission electron microscopy and neutron diffraction

Robert Paria Sena、Artem A. Babaryk、Sergei A. Khainakov 等 8 位作者2015-11-23Dalton Transactions

The crystal structure of the K6.4Nb28.2Ta8.1O94 pseudo-tetragonal tungsten bronze-type oxide was determined using a combination of X-ray powder diffraction, neutron diffraction and transmission electron microscopy techniques, including electron diffraction, high angle annular dark field scanning transmission electron…

Crystal Structures and PropertiesInorganic Chemistry and MaterialsX-ray Diffraction in Crystallography

Unique nano-domain structures in self-assembled BiFeO3and Pb(Zr,Ti)O3ferroelectric nanocapacitors

Fengyuan Zhang、Qing Miao、Guo Tian 等 11 位作者2015-11-23Nanotechnology

In this work, self-assembled ferroelectric BiFeO3 (BFO) and Pb(Zr,Ti)O3 (PZT) nanocapacitors were fabricated by a one-step pulsed-laser deposition process. Each individual nanocapacitor consists of a SrRuO3 or LaSrMnO3 bottom electrode layer, an epitaxial ferroelectric middle layer and a self-assembled nanoisland of c…

Ferroelectric and Piezoelectric MaterialsAdvanced Sensor and Energy Harvesting MaterialsMultiferroics and related materials

Phylogenetic comparison of Desulfotomaculum species of subgroup 1a and description of Desulfotomaculum reducens sp. nov.

Michael Visser、Alfons J. M. Stams、Manon Frutschi 等 4 位作者2015-11-23INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY

A genome and physiological comparison was made of the type strains of Desulfotomaculum species belonging to subgroup 1a and of ‘Desulfotomaculum reducens’ strain MI-1. Phenotypically, ‘Desulfotomaculum reducens’ strain MI-1 can be distinguished from the other described Desulfotomaculum species of subgroup 1a by its ab…

Paleontology and Stratigraphy of FossilsDiatoms and Algae ResearchInvertebrate Taxonomy and Ecology

Computationally Optimizing the Compliance of a Biopolymer Based Tissue Engineered Vascular Graft

Scott T. Harrison、Ehab Tamimi、Josh Uhlorn 等 5 位作者2015-11-23Journal of Biomechanical Engineering

Coronary heart disease is a leading cause of death among Americans for which coronary artery bypass graft (CABG) surgery is a standard surgical treatment. The success of CABG surgery is impaired by a compliance mismatch between vascular grafts and native vessels. Tissue engineered vascular grafts (TEVGs) have the pote…

Electrospun Nanofibers in Biomedical ApplicationsCardiac and Coronary Surgery TechniquesTissue Engineering and Regenerative Medicine

Nanoporous gyroid metal oxides with controlled thickness and composition by atomic layer deposition from block copolymer templates

Wei‐Chun Ma、Wei-Shiang Huang、Ching‐Shun Ku 等 4 位作者2015-11-23Journal of Materials Chemistry C

Nanoporous gyroid metal oxides were fabricated with controlled tube thickness and composition by templated atomic layer deposition giving high porosity and large specific surface area as well as superior mechanical properties.

Block Copolymer Self-AssemblyAnodic Oxide Films and NanostructuresNanoporous metals and alloys

Excitations in a spin-polarized two-dimensional electron gas

Dominik Kreil、Raphael Hobbiger、Jürgen T. Drachta 等 4 位作者2015-11-23Physical Review B

A remarkably long-lived spin plasmon may exist in two-dimensional electron liquids with imbalanced spin-up and spin-down population. The predictions for this interesting mode by Agarwal et al. [Phys. Rev. B 90, 155409 (2014)] are based on the random phase approximation. Here, we show how to account for spin-dependent…

Quantum and electron transport phenomenaSemiconductor materials and devicesElectronic and Structural Properties of Oxides

A high-spin nickel( ii ) borohydride complex in dehalogenation

Hyeonwoo Tak、Hyunjoo Lee、Joongoo Kang 等 4 位作者2015-11-23Inorganic Chemistry Frontiers

A mononuclear high-spin (η <sup>2</sup> -BH <sub>4</sub> ) nickel( <sc>ii</sc> ) complex bearing a macrocyclic tridentate N-donor ligand was prepared and its reactivity was investigated in dehalogenation reactions.

Organometallic Complex Synthesis and CatalysisMagnetism in coordination complexesMetalloenzymes and iron-sulfur proteins