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Stability of color, β‐carotene, and ascorbic acid in thermally pasteurized carrot puree to the storage temperature and gas barrier properties of selected packaging films

Chandrashekhar R. Sonar、Carolina S. Paccola、Saleh Al‐Ghamdi 等 6 位作者2019-04-22Journal of Food Process Engineering

Abstract Quality of pasteurized products can be affected by the combination of temperature abuse and gas barrier properties, especially oxygen transmission rate (OTR), of packaging films. Carrot puree was thermally pasteurized (90 °C, 14 min) and stored in three different types of pouches (OTR—0.99 ± 0.05 [F‐1], 29.8…

Meat and Animal Product QualityPostharvest Quality and Shelf Life ManagementNanocomposite Films for Food Packaging

Hydrogen Production from Formic Acid over Au Catalysts Supported on Carbon: Comparison with Au Catalysts Supported on SiO2 and Al2O3

Dmitri A. Bulushev、В. И. Соболев、Larisa V. Pirutko 等 10 位作者2019-04-22Catalysts

Characteristics and catalytic activity in hydrogen production from formic acid of Au catalysts supported on porous N-free (Au/C) and N-doped carbon (Au/N-C) have been compared with those of Au/SiO2 and Au/Al2O3 catalysts. Among the catalysts examined, the Au/N-C catalyst showed the highest Au mass-based catalytic acti…

Catalytic Processes in Materials ScienceAsymmetric Hydrogenation and CatalysisCarbon dioxide utilization in catalysis

A Single-Crystalline Silver Plasmonic Circuit for Visible Quantum Emitters

Christian Schörner、Subhasis Adhikari、Markus Lippitz2019-04-22Nano Letters

Plasmonic waveguides are key elements in nanophotonic devices, serving as optical interconnects between nanoscale light sources and detectors. Multimode operation in plasmonic two-wire transmission lines promises important degrees of freedom for near-field manipulation and information encoding. However, highly confine…

Gold and Silver Nanoparticles Synthesis and ApplicationsAdvanced biosensing and bioanalysis techniquesPlasmonic and Surface Plasmon Research

Dehydrogenation of Isobutane over a Ni–P/SiO2 Catalyst: Effect of P Addition

Qingqing Zhu、Huanling Zhang、Shan Zhang 等 6 位作者2019-04-22Industrial & Engineering Chemistry Research

The addition of P to a Ni/SiO 2 catalyst greatly changes the isobutane dehydrogenation performance. The Ni:P ratio is an important influencing factor for a Ni–P/SiO 2 catalyst because of the formation of different Ni–P compounds. When the Ni:P ratio equals 1:1, a Ni–P/SiO 2 catalyst with Ni 2 P formed on the surface e…

Catalytic Processes in Materials ScienceZeolite Catalysis and SynthesisCatalysis and Oxidation Reactions

Theory of diffraction of vortex beams from structured apertures and generation of elegant elliptical vortex Hermite–Gaussian beams

Davud Hebri、Saifollah Rasouli、Ali Mardan Dezfouli2019-04-22Journal of the Optical Society of America A

In this work, a comprehensive analytic study of the diffraction of vortex beams from structured apertures is presented. We formulate the near- and far-field diffraction of a vortex beam from an aperture having an arbitrary functionality in the Cartesian coordinates by two general and different approaches. We show that…

Orbital Angular Momentum in OpticsOptical Coatings and GratingsNear-Field Optical Microscopy

Adiabatic Mode-Matching Techniques for Coupling Between Conventional Microwave Transmission Lines and One-Dimensional Impedance-Interface Waveguides

Zhixia Xu、Xiaoxing Yin、Daniel F. Sievenpiper2019-04-22Physical Review Applied

Impedance-interface waveguides based on metamaterials are interesting for their potential in wireless systems, sensors, and light-matter interaction, but applications based on these novel waveguides have been thwarted due to the technical difficulty of implanting such structures into existing systems. This study uses…

Metamaterials and Metasurfaces ApplicationsPhotonic and Optical DevicesPhotonic Crystals and Applications

Perovskite-Based Artificial Multiple Quantum Wells

Kwang Jae Lee、Bekir Türedi、Lutfan Sinatra 等 19 位作者2019-04-22Nano Letters

Abstract Semiconductor quantum well structures have been critical to the development of modern photonics and solid-state optoelectronics. Quantum level tunable structures have introduced new transformative device applications and afforded a myriad of groundbreaking studies of fundamental quantum phenomena. However, no…

Semiconductor Quantum Structures and DevicesPerovskite Materials and ApplicationsQuantum Dots Synthesis And Properties

Probing Anisotropic Surface Properties of Illite by Atomic Force Microscopy

Huaizhi Shao、Jing Chang、Zhenzhen Lu 等 8 位作者2019-04-22Langmuir

For the purpose of understanding the colloidal behaviors of illite in mineral processing, probing the surface charging property of illite is of great significance. This research explored the edge and basal surfaces of illite using an atomic force microscope (AFM). The interaction forces between Si/Si 3 N 4 probes and…

Force Microscopy Techniques and ApplicationsMinerals Flotation and Separation TechniquesClay minerals and soil interactions

Temperature-Dependent Selectivity of Hydrogenation/Hydrogenolysis during Phenol Conversion over Ni Catalysts

Yanchun Shi、Enhui Xing、Jimei Zhang 等 7 位作者2019-04-22ACS Sustainable Chemistry & Engineering

It is challenging to selectively upgrade phenolic compounds to aromatics because of much weaker adsorption of hydroxyl compared to that of phenyl upon Ni catalysts. With 10% Ni loading in theory, three Ni catalysts with different Ni nanoparticle sizes were prepared with the wet impregnation method on SiO 2 and Silical…

Catalytic Processes in Materials ScienceZeolite Catalysis and SynthesisCatalysis and Hydrodesulfurization Studies

Linear and nonlinear optical properties modulation of Sb2Te3/GeTe bilayer film as a promising saturable absorber

Ling Cheng、Yafei Yuan、Chunmin Liu 等 10 位作者2019-04-22Results in Physics

Sb 2 Te 3 /GeTe bilayer films with different thickness ratios have been deposited on silicon substrate and fused quartz substrates by radio-frequency magnetron sputtering. Linear optical properties and optical bandgap of sample films were investigated firstly. With the thickness ratio changes, their transmittance diff…

Advanced Fiber Laser TechnologiesPhotorefractive and Nonlinear OpticsPhase-change materials and chalcogenides

Synthesis, Spectroscopy, and Theoretical Details of Uranyl Schiff-Base Coordination Complexes

Bonnie E. Klamm、Cory J. Windorff、Cristian Celis‐Barros 等 5 位作者2019-04-22Inorganic Chemistry

Two uranyl Schiff-base coordination complexes, UO 2 L(MeOH) and UO 2 Cl 2 ( H 2 L ) {L = N, N ′-bis[(4,4′-diethylamino)salicylidene]-1,2-phenylenediamine}, have been synthesized that feature a rigid phenyl backbone. These complexes have been characterized by structural, spectroscopic, and theoretical analysis to offer…

Radioactive element chemistry and processingNuclear Materials and PropertiesLanthanide and Transition Metal Complexes

Dendrimer mediated targeting of siRNA against polo‐like kinase for the treatment of triple negative breast cancer

Anjali Jain、Shaheen Mahira、Jean‐Pierre Majoral 等 6 位作者2019-04-22Journal of Biomedical Materials Research Part A

Irresponsiveness of triple negative breast cancer (TNBC) toward conventional therapies has drawn attention toward siRNA therapeutics. In gene delivery, dendrimers are gaining significant attention due to their characteristic features and polo-like kinase (PLK1) is reported as a potential target for TNBC. In this work,…

Advanced biosensing and bioanalysis techniquesRNA Interference and Gene DeliveryDendrimers and Hyperbranched Polymers

Advances in Ladle Shroud as A Functional Device in Tundish Metallurgy: A Review

Jiangshan Zhang、Qing Liu、Shufeng Yang 等 6 位作者2019-04-22ISIJ International

Ladle shroud is a small but significant device in tundish metallurgy to facilitate both production process and steel quality. Past decades have witnessed its evolution from a simply shrouding tube to a multi-functional device in continuous casting processes. Advances in the functions of ladle shroud in tundish metallu…

Solidification and crystal growth phenomenaMetallurgical Processes and ThermodynamicsIron and Steelmaking Processes

Pinning–Depinning Mechanism of the Contact Line during Evaporation of Nanodroplets on Heated Heterogeneous Surfaces: A Molecular Dynamics Simulation

Jiajian Zhang、Haibo Huang、Xi‐Yun Lu2019-04-22Langmuir

Droplet evaporation on heterogeneous or patterned surfaces has numerous potential applications, for example, inkjet printing. The effect of surface heterogeneities on the evaporation of a nanometer-sized cylindrical droplet on a solid surface is studied using molecular dynamics simulations of Lennard-Jones particles.…

Surface Modification and SuperhydrophobicityNanomaterials and Printing TechnologiesElectrohydrodynamics and Fluid Dynamics

Specific Targeting, Imaging, and Ablation of Tumor-Associated Macrophages by Theranostic Mannose–AIEgen Conjugates

Xiaoying Gao、Duo Mao、Xingang Zuo 等 10 位作者2019-04-22Analytical Chemistry

Tumor-associated macrophages (TAMs) that exist in tumor microenvironment promote tumor progression and have been suggested as a promising therapeutic target for cancer therapy in preclinical studies. Development of theranostic systems capable of specific targeting, imaging, and ablation of TAMs will offer clinical ben…

Nanoplatforms for cancer theranosticsLuminescence and Fluorescent MaterialsImmune cells in cancer

Protein Shell-Encapsulated Pt Clusters as Continuous O2-Supplied Biocoats for Photodynamic Therapy in Hypoxic Cancer Cells

Yahang Li、Xiaoxia Jian、Shanshan Zhou 等 7 位作者2019-04-22ACS Applied Materials & Interfaces

As a highly oxygen-dependent process, the effect of photodynamic therapy is often obstructed by the premature leakage of photosensitizers and the lack of oxygen in hypoxic cancer cells. To overcome these limitations, this study designs bovine serum albumin protein (BSA)-encapsulated Pt nanoclusters (PtBSA) as O 2 -sup…

Nanoplatforms for cancer theranosticsNanocluster Synthesis and ApplicationsAdvanced Nanomaterials in Catalysis

Heterogeneously Catalyzed Fenton-Reversible Addition–Fragmentation Chain Transfer Polymerization in the Presence of Air

Amin Reyhani、Hadi Ranji‐Burachaloo、Thomas G. McKenzie 等 5 位作者2019-04-22Macromolecules

Aqueous Fenton-reversible addition–fragmentation chain transfer (RAFT) polymerization catalyzed by heterogeneous catalysts, that is, Fe(II) metal–organic framework (MOF) particles, coupled with hydrogen peroxide (H 2 O 2 ) with the reaction mixture exposed to air in open vessels is reported. Reactive hydroxyl radicals…

Advanced Polymer Synthesis and CharacterizationRadioactive element chemistry and processingLuminescence and Fluorescent Materials

Synthesis and Characterization of Dental Nanocomposite Resins Filled with Different Clay Nanoparticles

Alexandros K. Nikolaidis、Elisabeth A. Koulaouzidou、Christos Gogos 等 4 位作者2019-04-22Polymers

Nanotechnology comprises a promising approach towards the update of dental materials.The present study focuses on the reinforcement ofdental nanocomposite resins with diverse organomodified montmorillonite (OMMT) nanofillers. The aim is to investigate whether the presence of functional groups in the chemical structure…

Dental materials and restorationsPolymer Nanocomposites and PropertiesEndodontics and Root Canal Treatments

Interparticle torques suppress motility-induced phase separation for rodlike particles

Robin van Damme、Jeroen Rodenburg、René van Roij 等 4 位作者2019-04-22The Journal of Chemical Physics

To study the role of torque in motility-induced phase separation (MIPS), we simulate a system of self-propelled particles whose shape varies smoothly from isotropic (disks/spheres) to weakly elongated (rods). We construct the phase diagrams of 2D active disks, 3D active spheres, and 2D/3D active rods of aspect ratio l…

Micro and Nano RoboticsPickering emulsions and particle stabilizationModular Robots and Swarm Intelligence

Exploring New Metal Electrodes for Ferroelectric Aluminum-Doped Hafnium Oxide

Hojoon Ryu、Kai Xu、Jinhong Kim 等 6 位作者2019-04-22IEEE Transactions on Electron Devices

In this paper, we explore new metal electrodes for ferroelectric capacitors based on Al-doped HfO2. We find that Ti/Pd, Ti/Au, and W top electrodes can induce much higher remanent polarization as compared to the traditional TiN top electrode. The endurance of the capacitors with Ti/Pd electrodes is also much better th…

Semiconductor materials and devicesMXene and MAX Phase MaterialsFerroelectric and Negative Capacitance Devices