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Effect of Various Shapes of ZnO Nanoparticles on Cotton Fabric via Electrospinning for UV-Blocking

Natthawut Neamjan、W. Sricharussin、Poonsub Threepopnatkul2012-01-01Journal of Nanoscience and Nanotechnology

Various shapes of ZnO; multi-petals, rod and spherical were prepared and then applied on cotton fabric for UV-blocking. The ZnO particles were investigated by XRD and SEM. The mixture solution of ZnO with polyvinyl alcohol was applied onto cotton fabrics via electrospinning. The characteristics of the fabric coating w…

Electrospun Nanofibers in Biomedical ApplicationsDyeing and Modifying Textile FibersTextile materials and evaluations

Progress of Solution Processable Donor-Acceptor Organic Small Molecular Solar Cell Materials

Zaifang Li、Qiang Peng、Ping He 等 7 位作者2012-01-01Chinese Journal of Organic Chemistry

膜性. 次年, 该小组 [29] 通过将 D-A 型分子 S8 外围的三 苯胺单元更换为噻吩单元, 设计合成了星型小分子 S9 (Chart 2).随着给电子基团的改变, 分子的光密度增加 了近 20%

Organic Electronics and PhotovoltaicsPerovskite Materials and ApplicationsConducting polymers and applications

Temperature Dependant Structural and Electrical Properties of ZnO Nanowire Networks

S. Al-Heniti、R. I. Badran、Ahmad Umar 等 9 位作者2012-01-01Journal of Nanoscience and Nanotechnology

In this paper, we report a successful growth of zinc oxide nanowire networks by simple thermal evaporation process using metallic zinc powder in the presence of oxygen. The morphological investigations of the synthesized nanowire networks are conducted by using field emission scanning electron microscopy (FESEM) which…

ZnO doping and propertiesGas Sensing Nanomaterials and SensorsNanowire Synthesis and Applications

Control of VOC emissions from a flexographic printing facility using an industrial biotrickling filter

Feliu Sempere、Martínez-Soria, Vicente、Josep M. Penya‐Roja 等 5 位作者2012-01-01Water Science & Technology

The study of an industrial unit of biotrickling filter for the treatment of the exhaust gases of a flexographic facility was investigated over a 2-year period with the objective to meet the volatile organic compound (VOC) regulatory emission limits. Increasing the water flow rate from 2 to 40 m(3) h(-1) improved the p…

Surface Modification and SuperhydrophobicityElectrospun Nanofibers in Biomedical Applications

Magnetic Properties and X-ray Absorption Fine-Structure Spectra of CoMn<sub>2</sub>O<sub>4</sub> Nanoparticles

Toshiki Miyasaka、A. Kurokawa、Hiromasa Takeuchi 等 9 位作者2012-01-01e-Journal of Surface Science and Nanotechnology

CoMn2O4 (cobalt manganite) nanoparticles encapsulated in amorphous SiO2 cages were prepared by a wet chemical method. Two different structures of CoMn2O4 nanoparticles, cubic and tetragonal, were observed in the X-ray diffraction patterns. CoMn2O4 crystals usually form a tetragonal structure with Jahn-Teller distortio…

Magnetic and transport properties of perovskites and related materialsMagnetic Properties and Synthesis of FerritesIron oxide chemistry and applications

Continuous dependence for a nonstandard Cahn--Hilliard system with nonlinear atom mobility

Pierluigi Colli、Gianni Gilardi、Paolo Podio–Guidugli 等 4 位作者2012-01-01Open MIND

This note is concerned with a nonlinear diffusion problem of phase-field type, consisting of a parabolic system of two partial differential equations, complemented by Neumann homogeneous boundary conditions and initial conditions. The system arises from a model of two-species phase segregation on an atomic lattice [Po…

Solidification and crystal growth phenomenaAdvanced Mathematical Modeling in EngineeringFluid Dynamics and Thin Films

Vibration Analysis of Gearbox Top Cover

R. V. Nigade2012-01-01OpenAlex

Gearbox top cover is a vital component of horizontally split integrally geared centrifugal compressor. Reliability of top cover is directly related to the structural rigidity and structural integrity of compressor. Assuming that the top cover is designed within the mechanical limits of its construction material, one o…

Fatigue and fracture mechanicsSoil, Finite Element MethodsMaterial Properties and Failure Mechanisms

Attenuation Coefficient of Soil Samples by Gamma ray Energy

Chaudhari Laxman、Raje Dayanand2012-01-01OpenAlex

The variation of absorption coefficient with different soil samples of various chemical compositions and physical properties has been investigated, using gamma radiation method. For this work, soil Samples were collected from different locations of Nanded and Latur district from Maharastra and Bidar district from Karn…

Radioactivity and Radon MeasurementsRadiation Shielding Materials AnalysisGraphite, nuclear technology, radiation studies

Potassium Status and Physicochemical and Mineralogical Properties of Lowland Vertisols in a Rice-Based Cropping System under Tropical Savanna Climate

Kyaw Ngwe、Irb Kheoruenromne2012-01-01OpenAlex

Five profi les of lowland Vertisols—namely, Ban Mi (Bm1, Bm2), Chong Khae (Ck), Lop Buri (Lb) and Wattana (Wa) series— which are typical rice growing soils under tropical savanna climate developed on local alluvium derived from limestone were sampled according to the genetic horizon and studied with the objectives to…

Soil and Unsaturated FlowClay minerals and soil interactionsGeotechnical and construction materials studies

SEM, EDX &XRD of Zinc Oxide Nano- structures Synthesized by Zinc Oxidation

Syed Nasimul Alam、Shakti Swarup Sahu、Manish Kumar 等 4 位作者2012-01-01OpenAlex

Zinc oxide is a unique material that exhibits semiconducting as well as piezoelectric properties. Oxidation of pure metallic zinc at low temperatures of 400-600 o C for 2 hours resulted in a variety of ZnO nanos tructures on the surface of metallic Zn. These nanostructures could have applica tions in a wide range of a…

ZnO doping and properties

On the microscopic origin of bending of graphene nanoribbons in the presence of a perpendicular electric field

Mausumi Chattopadhyaya、Md. Mehboob Alam、Swapan Chakrabarti2012-01-01Physical Chemistry Chemical Physics

Herein, we predict that graphene nanoribbons will be nonplanar under the influence of a critical perpendicular field. Our investigation demonstrates that the perpendicular field induces mixing of σ and π orbitals in graphene nanoribbons through the second order Stark effect which eventually modulates the electron-nucl…

Carbon Nanotubes in CompositesGraphene research and applicationsQuantum and electron transport phenomena

Modeling of low-capillary number segmented flows in microchannels using OpenFOAM

Duong A. Hoang、Volkert van Steijn、Luís M. Portela 等 5 位作者2012-01-01AIP conference proceedings

Modeling of low-Capillary number segmented flows in microchannels is important for the design of microfluidic devices. We present numerical validations of microfluidic flow simulations using the volume-of-fluid (VOF) method as implemented in OpenFOAM. Two benchmark cases were investigated to ensure the reliability of…

Surface Modification and SuperhydrophobicityAdvanced Data Storage TechnologiesLattice Boltzmann Simulation Studies

Reducing recombination in ZnO photoanodes for dye sensitised solar cells through simple chemical synthesis

Lioz Etgar、James S. Bendall、Vincent Laporte 等 5 位作者2012-01-01Journal of Materials Chemistry

A method has been developed to synthesise zinc oxide nanowire arrays that demonstrate superior device performance compared to conventional ZnO nanowires within dye sensitised solar cells (DSSCs). This simple yet effective methodology has produced nanowires with triple device performance when compared to conventional Z…

TiO2 Photocatalysis and Solar CellsAdvanced Photocatalysis TechniquesZnO doping and properties

Tensile Properties of Regenerated Bamboo Yarn

L. Li、Haitao Yan2012-01-01Fibres and Textiles in Eastern Europe

The tensile property of regenerated bamboo yarn of 14.58 tex was studied using an HD021N single yarn tensile tester at different tensile speeds (100, 500, 1000, 2000, 3000, 4000, and 5000 mm/min). It was observed that the distribution on diagrams of the breaking strengthfrequency and elongation at break frequency of y…

Natural Fiber Reinforced CompositesTextile materials and evaluationsBamboo properties and applications

A novel route for self-assembly of gold nanoparticle–TiO2 nanotube array (Au/TNTs) heterostructure for versatile catalytic applications: pinpoint position via hierarchically dendritic ligand

Fang‐Xing Xiao2012-01-01RSC Advances

We have developed an efficient self-assembly strategy to readily achieve well-defined Au/TNTs heterostructure based on robust as well as multilayered dendritic dithiolated diethylenetriaminepentaacetic (DTDTPA) ligand as bridging medium. Versatile catalytic performances of the hybrid system were investigated.

Gold and Silver Nanoparticles Synthesis and ApplicationsDendrimers and Hyperbranched PolymersNanocluster Synthesis and Applications

Making an elastomeric composite material via the heteroaggregation of a binary colloidal dispersion

Fernando Martínez‐Pedrero、Fanny Alousque、Benoît de Gaudemaris 等 7 位作者2012-01-01Soft Matter

The incorporation of mineral particles into a polymer matrix leads to extra properties of the polymeric material that are linked to the homogeneity of the mixture. A fine homogeneity can be obtained by using a latex route where the two components are first dispersed in water and then dried. Here, we show a novel way t…

Liquid Crystal Research AdvancementsPolymer Nanocomposites and PropertiesPolymer composites and self-healing

Banana-shaped molecular architecture: Formation of large columns composed of two concentrically enclosed layers

Sungmin Kang、Ryohei Ishige、Eun‐Woo Lee 等 5 位作者2012-01-01Journal of Materials Chemistry

The room-temperature solid phase (X3) of banana-shaped molecules that forms on cooling from the B6 phase is characterized as having an extremely large hexagonal lattice. In this study, we acquired a detailed structure of the X3 phase from synchrotron radiation (SR) micro-beam X-ray and atomic force microscopy (AFM) me…

Liquid Crystal Research AdvancementsMesoporous Materials and CatalysisSynthesis and Properties of Aromatic Compounds

Volatile inhibitors of atmospheric corrosion of ferrous and nonferrous metals II. Prediction of the efficiency of volatile inhibitors of atmospheric corrosion of steel (with Schiff and Mannich bases as examples)

A.I. Altsybeeva、В. В. Бурлов、Н.С. Федорова 等 5 位作者2012-01-01International Journal of Corrosion and Scale Inhibition

The relationship between the physicochemical properties of compounds and their inhibition factors  of the atmospheric corrosion of steel are discussed with Schiff and Mannich bases as examples.It is shown that the inhibitive efficiency of compounds can be predicted from correlations between  and calculated parameter…

Corrosion Behavior and InhibitionConcrete Corrosion and DurabilitySmart Materials for Construction

Organic nanocrystals of [2.2]paracyclophanes achieved via sonochemistry: enhanced and red-shifted emission involving edge-to-face chromophores

Elizabeth Elacqua、Paul T. Jurgens、Jonas Baltrušaitis 等 4 位作者2012-01-01CrystEngComm

We have prepared organic nanocrystals of [2.2]paracyclophane (pCp) and tetrakis(4-pyridylcyclobutyl)[2.2]paracyclophane (tpcp) via sonochemistry. Both nanocrystals exhibit an enhanced fluorescence compared to dilute solution, while the tpcp nanocrystals also demonstrate a red-shifted fluorescence.

Supramolecular Chemistry and ComplexesLuminescence and Fluorescent MaterialsSupramolecular Self-Assembly in Materials

Toxicarioside A inhibits SGC-7901 proliferation, migration and invasionviaNF-κB/bFGF signaling

Junli Guo2012-01-01World Journal of Gastroenterology

AIM: To investigate the inhibitory role of toxicarioside A on the gastric cancer cell line human gastric cancer cell line (SGC-7901) and determine the underlying molecular mechanism. METHODS: After SGC-7901 cells were treated with toxicarioside A at various concentrations (0.5, 1.5, 4.5, 9.0 μg/mL) for 24 h or 48 h, c…

Phytochemical Studies and BioactivitiesBioactive natural compoundsPhytochemistry and Bioactive Compounds