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Novel Functionalized Selenium Nanoparticles for Enhanced Anti-Hepatocarcinoma Activity In vitro

Yu Xia、Pengtao You、Fangfang Xu 等 5 位作者2015-09-02Nanoscale Research Letters

Selenium nanoparticles loaded with an anticancer molecule offer a new strategy for cancer treatment. In the current study, anisomycin-loaded functionalized selenium nanoparticles (SeNPs@Am) have been made by conjugating anisomycin to the surface of selenium nanoparticles to improve anticancer efficacy. The prepared na…

Fullerene Chemistry and ApplicationsSelenium in Biological SystemsCarbon and Quantum Dots Applications

Comparison of effective transverse piezoelectric coefficientse31,fof Pb(Zr,Ti)O3thin films between direct and converse piezoelectric effects

Yuichi Tsujiura、Saneyuki Kawabe、Fumiya Kurokawa 等 5 位作者2015-09-02Japanese Journal of Applied Physics

We evaluated the effective transverse piezoelectric coefficients ( e 31,f ) of Pb(Zr,Ti)O 3 (PZT) thin films from both the direct and converse piezoelectric effects of unimorph cantilevers. (001) preferentially oriented polycrystalline PZT thin films and (001)/(100) epitaxial PZT thin films were deposited on (111)Pt/T…

Ferroelectric and Piezoelectric MaterialsAcoustic Wave Resonator TechnologiesInnovative Energy Harvesting Technologies

Determination of contact maps in proteins: A combination of structural and chemical approaches

Karol Wołek、Àngel Gómez‐Sicilia、Marek Cieplak2015-09-02The Journal of Chemical Physics

Contact map selection is a crucial step in structure-based molecular dynamics modelling of proteins. The map can be determined in many different ways. We focus on the methods in which residues are represented as clusters of effective spheres. One contact map, denoted as overlap (OV), is based on the overlap of such sp…

Protein Structure and DynamicsForce Microscopy Techniques and ApplicationsEnzyme Structure and Function

Tissue biodistribution of intravenously administrated titanium dioxide nanoparticles revealed blood-brain barrier clearance and brain inflammation in rat

Clémence Disdier、Jérôme Devoy、Anne Cosnefroy 等 8 位作者2015-09-02Particle and Fibre Toxicology

BACKGROUND: Notwithstanding increasing knowledge of titanium dioxide nanoparticles (TiO2 NPs) passing through biological barriers, their biodistribution to the central nervous system (CNS) and potential effects on blood-brain barrier (BBB) physiology remain poorly characterized. METHODS: Here, we report time-related r…

Nanoparticle-Based Drug DeliveryNanoparticles: synthesis and applicationsBarrier Structure and Function Studies

The Effects of Thyme and Clove Essential Oil Fortified Edible Films on the Physical, Chemical and Microbiological Characteristics of Kashar Cheese

Gökhan Kavas、Nazan Kavas、Derya Saygılı2015-09-02Journal of Food Quality

Abstract About 1.5% (v/v) thyme and clove essential oils were added to 1.5% (w/v) sorbitol‐amended whey isolate‐based film. These films were used for coating traditional semi‐hard kashar cheese (traditional Turkish cheese). Escherichia coli O157:H7, Listeria monocytogenes and Staphylococcus aureus microorganisms were…

Essential Oils and Antimicrobial ActivityNanocomposite Films for Food PackagingDate Palm Research Studies

Similar Structural Dynamics for the Degradation of CH3NH3PbI3 in Air and in Vacuum

Alessandra Alberti、Ioannis Deretzis、Giovanna Pellegrino 等 12 位作者2015-09-02ChemPhysChem

We investigate the degradation path of MAPbI3 (MA=methylammonium) films over flat TiO2 substrates at room temperature by means of X-ray diffraction, spectroscopic ellipsometry, X-ray photoelectron spectroscopy, and high-resolution transmission electron microscopy. The degradation dynamics is found to be similar in air…

Perovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin Films

Sequence-Controlled Copolymers Prepared via Entropy-Driven Ring-Opening Metathesis Polymerization

Ryan M. Weiss、Amy L. Short、Tara Y. Meyer2015-09-02ACS Macro Letters

A new general synthetic approach to sequenced macromolecules was developed and applied to the synthesis of polymers comprising lactic acid ( L ), glycolic acid ( G ), and ε-caprolactone ( C )-derived monomer units. The new method employs entropy-driven ring-opening metathesis polymerization (ED-ROMP) to prepare copoly…

Advanced Polymer Synthesis and Characterizationbiodegradable polymer synthesis and propertiesSynthetic Organic Chemistry Methods

Using Plasmonic Copper Sulfide Nanocrystals as Smart Light-Driven Sterilants

Zhen Liu、Xianjun Liu、Yingda Du 等 5 位作者2015-09-02ACS Nano

As an efficient route to control pet overpopulation and develop neutered experimental animals, male sterilization via surgical techniques, chemical injections, and antifertility vaccines has brought particular attention recently. However, these traditional ways usually induce long-term adverse reactions, immune suppre…

Quantum Dots Synthesis And PropertiesNanoplatforms for cancer theranosticsNanocluster Synthesis and Applications

Mixed Iodide–Bromide Methylammonium Lead Perovskite-based Diodes for Light Emission and Photovoltaics

Lidón Gil‐Escrig、Araceli Miquel-Sempere、Michele Sessolo 等 4 位作者2015-09-02The Journal of Physical Chemistry Letters

Vacuum deposition techniques are used to prepare mixed iodide-bromide methylammonium lead perovskite diodes via an intermediate double layer of the pure iodide and bromide perovskites. The diodes lead to bright electroluminescence, whose emission spectra maxima shift from the infrared toward the visible with increasin…

Perovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesSolid-state spectroscopy and crystallography

Microgravity protein crystallization

Alexander McPherson、Lawrence J. DeLucas2015-09-02npj Microgravity

Over the past 20 years a variety of technological advances in X-ray crystallography have shortened the time required to determine the structures of large macromolecules (i.e., proteins and nucleic acids) from several years to several weeks or days. However, one of the remaining challenges is the ability to produce dif…

Protein Structure and DynamicsEnzyme Structure and FunctionCrystallization and Solubility Studies

Self-Assembly of Chiral Metallacycles and Metallacages from a Directionally Adaptable BINOL-Derived Donor

Yang Ye、Timothy R. Cook、Shu-Ping Wang 等 6 位作者2015-09-02Journal of the American Chemical Society

We present the formation of a series of chiral metallacycles and metallacages by the use of a BINOL-derived dicarboxylate as a donor that is capable of affording a variety of coordination angles between its two Lewis basic sites. Two squares, two rhomboids, two tetragonal prisms, and one hexagonal prism were successfu…

Supramolecular Chemistry and ComplexesMagnetism in coordination complexesAdvanced NMR Techniques and Applications

Static and Dynamic Energetic Disorders in the C60, PC61BM, C70, and PC71BM Fullerenes

Naga Rajesh Tummala、Zilong Zheng、Saadullah G. Aziz 等 5 位作者2015-09-02The Journal of Physical Chemistry Letters

We use a combination of molecular dynamics simulations and density functional theory calculations to investigate the energetic disorder in fullerene systems. We show that the energetic disorder evaluated from an ensemble average contains contributions of both static origin (time-independent, due to loose packing) and…

Carbon Nanotubes in CompositesFullerene Chemistry and ApplicationsThermal properties of materials

Consistency of QSAR models: Correct split of training and test sets, ranking of models and performance parameters

Anita Rácz、Dávid Bajusz、Károly Héberger2015-09-02SAR and QSAR in environmental research

Recent implementations of QSAR modelling software provide the user with numerous models and a wealth of information. In this work, we provide some guidance on how one should interpret the results of QSAR modelling, compare and assess the resulting models, and select the best and most consistent ones. Two QSAR datasets…

Computational Drug Discovery MethodsSpectroscopy and Chemometric AnalysesMachine Learning in Materials Science

Hybrid Cellular Nanosheets for High-Performance Lithium-Ion Battery Anodes

Seung‐Ho Yu、Dong Jun Lee、Mihyun Park 等 12 位作者2015-09-02Journal of the American Chemical Society

We report a simple synthetic method of carbon-based hybrid cellular nanosheets that exhibit outstanding electrochemical performance for many key aspects of lithium-ion battery electrodes. The nanosheets consist of close-packed cubic cavity cells partitioned by carbon walls, resembling plant leaf tissue. We loaded carb…

Advancements in Battery MaterialsSupercapacitor Materials and FabricationAdvanced Battery Technologies Research

A Ag–Pd alloy supported on an amine-functionalized UiO-66 as an efficient synergetic catalyst for the dehydrogenation of formic acid at room temperature

Shutao Gao、Weihua Liu、Cheng Feng 等 5 位作者2015-09-02Catalysis Science & Technology

Ag–Pd alloys deposited on an amine-functionalized UiO-66(NH 2 –UiO-66) have been successfully prepared via a pre-coordination method and used as a AgPd@NH 2 –UiO-66 catalyst with 100% H 2 selectivity and a high catalytic activity.

Catalytic Processes in Materials ScienceHydrogen Storage and MaterialsCarbon dioxide utilization in catalysis

The impact of resolution upon entropy and information in coarse-grained models

Thomas Foley、M. Scott Shell、W. G. Noid2015-09-02The Journal of Chemical Physics

By eliminating unnecessary degrees of freedom, coarse-grained (CG) models tremendously facilitate numerical calculations and theoretical analyses of complex phenomena. However, their success critically depends upon the representation of the system and the effective potential that governs the CG degrees of freedom. Thi…

Protein Structure and DynamicsMaterial Dynamics and PropertiesTheoretical and Computational Physics

Signature of magnetic-dependent gapless odd frequency states at superconductor/ferromagnet interfaces

Angelo Di Bernardo、S. Diesch、Yuanjun Gu 等 9 位作者2015-09-02Nature Communications

The theory of superconductivity developed by Bardeen, Cooper and Schrieffer (BCS) explains the stabilization of electron pairs into a spin-singlet, even frequency, state by the formation of an energy gap within which the density of states is zero. At a superconductor interface with an inhomogeneous ferromagnet, a gapl…

Physics of Superconductivity and MagnetismQuantum and electron transport phenomenaIron-based superconductors research

Subtle Balance Between Length Scale of Phase Separation and Domain Purification in Small‐Molecule Bulk‐Heterojunction Blends under Solvent Vapor Treatment

Miaomiao Li、Feng Liu、Xiangjian Wan 等 13 位作者2015-09-02Advanced Materials

A series of solvents with different solubilities for DR3TBDTT and PC71 BM, and different boiling points, is used for solvent vapor annealing (SVA) treatment to systematically investigate the solvent-morphology-performance relationship. The presence of solvent molecules inside bulk-heterojunction (BHJ) thin films promo…

Organic Electronics and PhotovoltaicsLiquid Crystal Research AdvancementsPolymer crystallization and properties

A General Strategy to Fabricate Carbon‐Coated 3D Porous Interconnected Metal Sulfides: Case Study of SnS/C Nanocomposite for High‐Performance Lithium and Sodium Ion Batteries

Changbao Zhu、Peter Kopold、Weihan Li 等 6 位作者2015-09-02Advanced Science

Transition metal sulfides have a great potential for energy storage due to the pronouncedly higher capacity (owing to conversion to metal or even alloy) than traditional insertion electrode materials. However, the poor cycling stability still limits the development and application in lithium and sodium ion batteries.…

Advancements in Battery MaterialsAdvanced Battery Materials and TechnologiesMXene and MAX Phase Materials

Blanket/first wall challenges and required R&D on the pathway to DEMO

Mohamed Abdou、N.B. Morley、S. Smolentsev 等 7 位作者2015-09-02Fusion Engineering and Design

The breeding blanket with integrated first wall (FW) is the key nuclear component for power extraction, tritium fuel sustainability, and radiation shielding in fusion reactors. The ITER device will address plasma burn physics and plasma support technology, but it does not have a breeding blanket. Current activities to…

Advancements in Semiconductor Devices and Circuit DesignFusion materials and technologiesGas Dynamics and Kinetic Theory