Scientific Reports Physics Table of Contents e-alert: 2 September 2014

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02 September 2014      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports               Physical Sciences               Electronic Coupling and Catalytic Effect on H2 Evolution of MoS2/Graphene Nanocatalyst ▶     Ting Liao, Ziqi Sun, Chenghua Sun et al.     Inorganic nano-graphene hybrid materials that are strongly coupled via chemical bonding usually present superior electrochemical performance. However, how the chemical bond forms …             Manipulation of acoustic focusing with an active and configurable planar metasurface transducer ▶     Jiajun Zhao, Huapeng Ye, Kun Huang et al.     It has a pivotal role in medical science and in industry to concentrate the acoustic energy created with piezoelectric transducers (PTs) into a specific area. However, previous …             Detection of Volatile Organic Compounds by Weight-Detectable Sensors coated with Metal-Organic Frameworks ▶     Hiroki Yamagiwa, Seiko Sato, Tadashi Fukawa et al.     Detection of volatile organic compounds (VOCs) using weight-detectable quartz microbalance and silicon-based microcantilever sensors coated with crystalline metal-organic …             Statistical Signs of Social Influence on Suicides ▶     Hygor Piaget M. Melo, André A. Moreira, Élcio Batista et al.     By treating the suicide as a social fact, Durkheim envisaged that suicide rates should be determined by the connections between people and society. Under the same framework, he …             Rapid Charging of Thermal Energy Storage Materials through Plasmonic Heating ▶     Zhongyong Wang, Peng Tao, Yang Liu et al.     Direct collection, conversion and storage of solar radiation as thermal energy are crucial to the efficient utilization of renewable solar energy and the reduction of global …             Probing Hydrophilic Interface of Solid/Liquid-Water by Nanoultrasonics ▶     Pierre-Adrien Mante, Chien-Cheng Chen, Yu-Chieh Wen et al.     Despite the numerous devoted studies, water at solid interfaces remains puzzling. An ongoing debate concerns the nature of interfacial water at a hydrophilic surface, whether it …             Pairing and the phase diagram of the normal coherence length ξN(T, x) above Tc of La2−xSrxCuO4 thin films probed by the Josephson effect ▶     Tal Kirzhner, Gad Koren     The long range proximity effect in high-Tc c-axis Josephson junctions with a high-Tc barrier of lower Tc is still a puzzling phenomenon. It leads to supercurrents in junctions …             Controlling the near-surface superfluid density in underdoped YBa2Cu3O6+x by photo-illumination ▶     E. Stilp, A. Suter, T. Prokscha et al.     The interaction with light weakens the superconducting ground state in classical superconductors. The situation in cuprate superconductors is more complicated: illumination …             Possible unconventional superconductivity in substituted BaFe2As2 revealed by magnetic pair-breaking studies ▶     P. F. S. Rosa, C. Adriano, T. M. Garitezi et al.     The possible existence of a sign-changing gap symmetry in BaFe2As2-derived superconductors (SC) has been an exciting topic of research in the last few years. To further …             Counter-diabatic driving for fast spin control in a two-electron double quantum dot ▶     Yue Ban, Xi Chen     The techniques of shortcuts to adiabaticity have been proposed to accelerate the “slow” adiabatic processes in various quantum systems with the applications in quantum information …             Scaling law governing the roughness of the swash edge line ▶     E. Bormashenko, A. Musin, R. Grynyov     The paper is devoted to the analysis of the shape of the swash edge line. Formation of the swash boundary is treated as an interfacial phenomenon. The simplest quantitative …             Electrochemical properties of yolk-shell structured ZnFe2O4 powders prepared by a simple spray drying process as anode material for lithium-ion battery ▶     Jong Min Won, Seung Ho Choi, Young Jun Hong et al.     ZnFe2O4 yolk–shell powders were prepared by applying a simple spray-drying process. Dextrin was used as a drying additive and carbon source material, and thus played a key role in …             Computational design of patterned interfaces using reduced order models ▶     A. J. Vattré, N. Abdolrahim, K. Kolluri et al.     Patterning is a familiar approach for imparting novel functionalities to free surfaces. We extend the patterning paradigm to interfaces between crystalline solids. Many interfaces …             Electrochemical properties of cobalt hydroxychloride microspheres as a new anode material for Li-ion batteries ▶     Gi Dae Park, You Na Ko, Yun Chan Kang     The use of cobalt hydroxychloride [Co2(OH)3Cl] as an anode material for lithium ion batteries (LIBs) is investigated using spherical shape and ultrafine nanocrystals directly …             Micro-tubular solid oxide fuel cell based on a porous yttria-stabilized zirconia support ▶     Dhruba Panthi, Atsushi Tsutsumi     Solid oxide fuel cells (SOFCs) are promising electrochemical energy conversion devices owing to their high power generation efficiency and environmentally benign operation. …             Mechanical properties and structural features of novel Fe-based bulk metallic glasses with unprecedented plasticity ▶     Weiming Yang, Haishun Liu, Yucheng Zhao et al.     Fe-based bulk metallic glasses (BMGs) have attracted great attention due to their unique magnetic and mechanical properties, but few applications have been materialized because of …             Fabrication and electrochemical performance of 0.6Li2MnO3-0.4Li(Ni1/3Co1/3Mn1/3)O2 microspheres by two-step spray-drying process ▶     Mun Yeong Son, Jung-Kul Lee, Yun Chan Kang     0.6Li2MnO3–0.4Li(Ni1/3Co1/3Mn1/3)O2 composite microspheres with dense structures are prepared by a two-step spray-drying process. Precursor powders with hollow and porous …             Electrochemical properties of tungsten sulfide–carbon composite microspheres prepared by spray pyrolysis ▶     Seung Ho Choi, Sung Jin Boo, Jong-Heun Lee et al.     Tungsten sulfide (WS2)–carbon composite powders with superior electrochemical properties are prepared by a two-step process. WO3-carbon composite powders were first prepared by …             Rapid continuous synthesis of spherical reduced graphene ball-nickel oxide composite for lithium ion batteries ▶     Seung Ho Choi, You Na Ko, Jung-Kul Lee et al.     In this study, we synthesized a powder consisting of core-shell-structured Ni/NiO nanocluster-decorated graphene (Ni/NiO-graphene) by a simple process for use as an anodic …             ERRATUM: Using sociometers to quantify social interaction patterns ▶     Jukka-Pekka Onnela, Benjamin N. Waber, Alex Pentland et al.                 The influence of pentafluorophenyl groups on the nonlinear optical (NLO) performance of high generation dendrons and dendrimers ▶     Wenbo Wu, Can Wang, Qianqian Li et al.     With the aim to make the influence of pentafluorophenyl groups in the periphery of high generation dendrons and dendrimers on their NLO performance clearly, some NLO dendrons and …             Nickel-cobalt bimetallic anode catalysts for direct urea fuel cell ▶     Wei Xu, Huimin Zhang, Gang Li et al.     Nickel is an ideal non-noble metal anode catalyst for direct urea fuel cell (DUFC) due to its high activity. However, there exists a large overpotential toward urea …             Honeycomb-like porous gel polymer electrolyte membrane for lithium ion batteries with enhanced safety ▶     Jinqiang Zhang, Bing Sun, Xiaodan Huang et al.     Lithium ion batteries have shown great potential in applications as power sources for electric vehicles and large-scale energy storage. However, the direct uses of flammable …             Manipulating Size of Li3V2(PO4)3 with Reduced Graphene Oxide: towards High-Performance Composite Cathode for Lithium Ion Batteries ▶     Xianjun Zhu, Zan Yan, Wenyan Wu et al.     Lithium vanadium phosphate (Li3V2(PO4)3, LVP)/reduced graphene oxide (rGO) composite is prepared with a rheological method followed by heat treatment. The size and interface of …             Ultrathin Nickel Hydroxide and Oxide Nanosheets: Synthesis, Characterizations and Excellent Supercapacitor Performances ▶     Youqi Zhu, Chuanbao Cao, Shi Tao et al.     High-quality ultrathin two-dimensional nanosheets of α-Ni(OH)2 are synthesized at large scale via microwave-assisted liquid-phase growth under low-temperature atmospheric …             M(Salen)-derived Nitrogen-doped M/C (M=Fe, Co, Ni) Porous Nanocomposites for Electrocatalytic Oxygen Reduction ▶     Jing Du, Fangyi Cheng, Shiwen Wang et al.     Carbonaceous materials containing non-precious metal and/or doped nitrogen have attracted tremendous attention in the field of electrochemical energy storage and conversion. …             Single Crystalline Co3O4 Nanocrystals Exposed with Different Crystal Planes for Li-O2 Batteries ▶     Dawei Su, Shixue Dou, Guoxiu Wang     Single crystalline Co3O4 nanocrystals exposed with different crystal planes were synthesised, including cubic Co3O4 nanocrystals enclosed by {100} crystal planes, pseudo …             3D Hierarchical Rutile TiO2 and Metal-free Organic Sensitizer Producing Dye-sensitized Solar Cells 8.6% Conversion Efficiency ▶     Jianjian Lin, Yoon-Uk Heo, Andrew Nattestad et al.     Three-dimensional (3D) hierarchical nanoscale architectures comprised of building blocks, with specifically engineered morphologies, are expected to play important roles in the …             One-pot synthesis of manganese oxide-carbon composite microspheres with three dimensional channels for Li-ion batteries ▶     You Na Ko, Seung Bin Park, Seung Ho Choi et al.     The fabrication of manganese oxide-carbon composite microspheres with open nanochannels and their electrochemical performance as anode materials for lithium ion batteries are …             Non-Reciprocal Geometric Wave Diode by Engineering Asymmetric Shapes of Nonlinear Materials ▶     Nianbei Li, Jie Ren     Unidirectional nonreciprocal transport is at the heart of many fundamental problems and applications in both science and technology. Here we study the novel design of wave diode …             CuO single crystal with exposed {001} facets - A highly efficient material for gas sensing and Li-ion battery applications ▶     Dawei Su, Xiuqiang Xie, Shixue Dou et al.     Single crystal copper oxide nanoplatelets with a high percentage of {001} facets were synthesized by a facile hydrothermal approach. The as-prepared materials were characterized …             High fidelity quantum state transfer in electromechanical systems with intermediate coupling ▶     Jian Zhou, Yong Hu, Zhang-qi Yin et al.     Hybrid quantum systems usually consist of two or more subsystems, which may take the advantages of the different systems. Recently, the hybrid system consisting of circuit …             Breaking the Space Charge Limit in Organic Solar Cells by a Novel Plasmonic-Electrical Concept ▶     Wei E. I. Sha, Xuanhua Li, Wallace C. H. Choy     As a fundamental electrostatic limit, space charge limit (SCL) for photocurrent is a universal phenomenon and of paramount importance for organic semiconductors with unbalanced …             Effects of porous properties on cold-start behavior of polymer electrolyte fuel cells from sub-zero to normal operating temperatures ▶     Geonhui Gwak, Johan Ko, Hyunchul Ju     In this investigation, a parametric study was performed using the transient cold-start model presented in our previous paper, in which the ice melting process and additional …             Proton conduction of polyAMPS brushes on titanate nanotubes ▶     Jun Feng, Yaqin Huang, Zhengkai Tu et al.     Proton conducting materials having reasonable proton conductivity at low humidification conditions are critical for decrease in system complexity and improvement of power density …             Allylic ionic liquid electrolyte-assisted electrochemical surface passivation of LiCoO2 for advanced, safe lithium-ion batteries ▶     Junyoung Mun, Taeeun Yim, Jang Hoon Park et al.     Room-temperature ionic liquid (RTIL) electrolytes have attracted much attention for use in advanced, safe lithium-ion batteries (LIB) owing to their nonvolatility, high …             Novel Germanium/Polypyrrole Composite for High Power Lithium-ion Batteries ▶     Xuanwen Gao, Wenbin Luo, Chao Zhong et al.     Nano-Germanium/polypyrrole composite has been synthesized by chemical reduction method in aqueous solution. The Ge nanoparticles were directly coated on the surface of the …             Fabrication of high-quality single-crystal Cu thin films using radio-frequency sputtering ▶     Seunghun Lee, Ji Young Kim, Tae-Woo Lee et al.     Copper (Cu) thin films have been widely used as electrodes and interconnection wires in integrated electronic circuits, and more recently as substrates for the synthesis of …             Nonperturbative dynamical decoupling with random control ▶     Jun Jing, C. Allen Bishop, Lian-Ao Wu     Parametric fluctuations or stochastic signals are introduced into the rectangular pulse sequence to investigate the feasibility of random dynamical decoupling. In a large …             Photocatalytic Degradation of Methyl Orange by CeO2 and Fe–doped CeO2 Films under Visible Light Irradiation ▶     D. Channei, B. Inceesungvorn, N. Wetchakun et al.     Undoped CeO2 and 0.50–5.00 mol% Fe-doped CeO2 nanoparticles were prepared by a homogeneous precipitation combined with homogeneous/impreganation method, and applied as …             Platinum particles supported on mesoporous carbons: fabrication and electrocatalytic performance in methanol-tolerant oxygen-reduction reactions ▶     Cheng-Di Dong, Chiu-Wen Chen, Chih-Feng Chen et al.     In this report, we describe the preparation and electrochemical characterization of a Pt electrocatalyst, which was synthesized from hexachloroplatinic acid, using the incipient …             Quantification of surface tension and internal pressure generated by single mitotic cells ▶     Elisabeth Fischer-Friedrich, Anthony A. Hyman, Frank Jülicher et al.     During mitosis, adherent cells round up, by increasing the tension of the contractile actomyosin cortex while increasing the internal hydrostatic pressure. In the simple scenario …             Remediation of chromium-slag leakage with electricity cogeneration via a urea-Cr(VI) cell ▶     Binbin Yu, Huimin Zhang, Wei Xu et al.     Chromium pollution has been historically widespread throughout the world. Most available remediation technologies often require energy consumption. This study is aimed to develop …             Local Nash Equilibrium in Social Networks ▶     Yichao Zhang, M. A. Aziz-Alaoui, Cyrille Bertelle et al.     Nash equilibrium is widely present in various social disputes. As of now, in structured static populations, such as social networks, regular, and random graphs, the discussions on …             Direct In Vivo Electrochemical Detection of Haemoglobin in Red Blood Cells ▶     Rou Jun Toh, Weng Kung Peng, Jongyoon Han et al.     The electrochemical behavior of iron ion in haemoglobin provides insight to the chemical activity in the red blood cell which is important in the field of hematology. Herein, the …             More bang for your buck: Super-adiabatic quantum engines ▶     A. del Campo, J. Goold, M. Paternostro     The practical untenability of the quasi-static assumption makes any realistic engine intrinsically irreversible and its operating time finite, thus implying friction effects at …             Bayesian Inference of Natural Rankings in Incomplete Competition Networks ▶     Juyong Park, Soon-Hyung Yook     Competition between a complex system's constituents and a corresponding reward mechanism based on it have profound influence on the functioning, stability, and evolution of the …             Spin-Wave Resonance Model of Surface Pinning in Ferromagnetic Semiconductor (Ga,Mn)As Thin Films ▶     H. Puszkarski, P. Tomczak     The source of spin-wave resonance (SWR) in thin films of the ferromagnetic semiconductor (Ga,Mn)As is still under debate: does SWR stem from the surface anisotropy (in which case …             Effect of Band-Alignment Operation on Carrier Transport in Bi2Se3 Topological Insulator ▶     Gaurav Gupta, Mansoor Bin Abdul Jalil, Gengchiau Liang     Band-alignment induced current modulation in Bi2Se3 three-dimensional topological insulator slab has been investigated by quantum transport simulations for three different device …             Transport spectroscopy of coupled donors in silicon nano-transistors ▶     Daniel Moraru, Arup Samanta, Le The Anh et al.     The impact of dopant atoms in transistor functionality has significantly changed over the past few decades. In downscaled transistors, discrete dopants with uncontrolled positions …             Hollandites as a new class of multiferroics ▶     Shuangyi Liu, Andrew R. Akbashev, Xiaohao Yang et al.     Discovery of new complex oxides that exhibit both magnetic and ferroelectric properties is of great interest for the design of functional magnetoelectrics, in which research is …             A simple model clarifies the complicated relationships of complex networks ▶     Bojin Zheng, Hongrun Wu, Li Kuang et al.     Real-world networks such as the Internet and WWW have many common traits. Until now, hundreds of models were proposed to characterize these traits for understanding the networks. …             Anomalous magnetism in strained La1-xSrxCoO3 epitaxial films (0 ≤ x ≤ 0.5) ▶     H. W. Yang, H. R. Zhang, Y. Li et al.     Spin state controlling has always been a focus of intensive studies due to its importance for novel effect exploration and information technology. Complex oxides with competitive …             A Promising New Class of High-Temperature Alloys: Eutectic High-Entropy Alloys ▶     Yiping Lu, Yong Dong, Sheng Guo et al.     High-entropy alloys (HEAs) can have either high strength or high ductility, and a simultaneous achievement of both still constitutes a tough challenge. The inferior castability …             Criticality of forcing directions on the fragmentation and resilience of grid networks ▶     Cheryl Abundo, Christopher Monterola, Erika Fille Legara     A general framework for probing the dynamic evolution of spatial networks comprised of nodes applying force amongst each other is presented. Aside from the already reported …             Enhancing the Electrocatalytic Property of Hollow Structured Platinum Nanoparticles for Methanol Oxidation Through A Hybrid Construction ▶     Yan Feng, Hui Liu, Pengfei Wang et al.     The integration of different components into a hybrid nanosystem for the utilization of the synergistic effects is an effective way to design the electrocatalysts. Herein, we …             CORRIGENDUM: Wireless control and selection of forces and torques - towards wireless engines ▶     M. Boyvat, C. Hafner, J. Leuthold                 Injection- Seeded Optoplasmonic Amplifier in the Visible ▶     Manas Ranjan Gartia, Sujin Seo, Junhwan Kim et al.     A hybrid optoplasmonic amplifier, injection-seeded by an internally-generated Raman signal and operating in the visible (563–675 nm), is proposed and evidence for amplification is …             Enhanced Tunnel Spin Injection into Graphene using Chemical Vapor Deposited Hexagonal Boron Nitride ▶     M. Venkata Kamalakar, André Dankert, Johan Bergsten et al.     The van der Waals heterostructures of two-dimensional (2D) atomic crystals constitute a new paradigm in nanoscience. Hybrid devices of graphene with insulating 2D hexagonal boron …             Gold nanoparticle transfer through photothermal effects in a metamaterial absorber by nanosecond laser ▶     Hanmo Gong, Yuanqing Yang, Xingxing Chen et al.     A non-complicated, controllable method of metallic nanoparticle fabrication at low operating light power is proposed. The method is based on laser-induced forward transfer, using …             Directional Scaling Symmetry of High-symmetry Two-dimensional Lattices ▶     Longguang Liao, Zexian Cao     Two-dimensional lattices provide the arena for many physics problems of essential importance, a scale symmetry, which rarely exists as noticed by Galileo, in such lattices can …             Nanoscale Label-free Bioprobes to Detect Intracellular Proteins in Single Living Cells ▶     Wooyoung Hong, Feng Liang, Diane Schaak et al.     Fluorescent labeling techniques have been widely used in live cell studies; however, the labeling processes can be laborious and challenging for use in non-transfectable cells, …             Control of magnetic contrast with nonlinear magneto-plasmonics ▶     Wei Zheng, Aubrey T. Hanbicki, Berend T. Jonker et al.     The interaction between surface plasmons (SP) and magnetic behavior has generated great research interest due to its potential for future magneto-optical devices with ultra-high …             Effective charge separation in the rutile TiO2 nanorod-coupled α-Fe2O3 with exceptionally high visible activities ▶     Peng Luan, Mingzheng Xie, Dening Liu et al.     Herein, we have fabricated rutile TiO2 nanorod-coupled α-Fe2O3 by a wet-chemical process. It is demonstrated that the visible activities for photoelectrochemical water oxidation …             Two-dimensional Hyper-branched Gold Nanoparticles Synthesized on a Two-dimensional Oil/Water Interface ▶     Yonghee Shin, Chiwon Lee, Myung-Seok Yang et al.     Two-dimensional (2D) gold nanoparticles can possess novel physical and chemical properties, which will greatly expand the utility of gold nanoparticles in a wide variety of …             GluCl a target of indole alkaloid okaramines: a 25 year enigma solved ▶     Shogo Furutani, Yuri Nakatani, Yuka Miura et al.     In 1989, indole alkaloid okaramines isolated from the fermentation products of Penicillium simplicissimum were shown to be insecticidal, yet the mechanism of their toxicity to …                 Polymer Journal is proud to present a special issue on Biorelated Polymers and Materials, which brings together a variety of important reviews and original articles that examine and investigate biological and biomedical polymers for materials science and engineering. 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