Scientific Reports Physics Table of Contents e-alert: 6 May 2014

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06 May 2014      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports               Physical Sciences               Polarization singularities and orbital angular momentum sidebands from rotational symmetry broken by the Pockels effect ▶     Xiancong Lu, Ziwen Wu, Wuhong Zhang et al.     The law of angular momentum conservation is naturally linked to the rotational symmetry of the involved system. Here we demonstrate theoretically how to break the rotational …             Oxygen Incorporation in Rubrene Single Crystals ▶     Daniel D. T. Mastrogiovanni, Jeff Mayer, Alan S. Wan et al.     Single crystal rubrene is a model organic electronic material showing high carrier mobility and long exciton lifetime. These properties are detrimentally affected when rubrene is …             SiH/TiO2 and GeH/TiO2 Heterojunctions: Promising TiO2-based Photocatalysts under Visible Light ▶     Mang Niu, Daojian Cheng, Dapeng Cao     We use hybrid density functional calculations to find that the monolayer silicane (SiH) and the anatase TiO2(101) composite (i.e. the SiH/TiO2 heterojunction) is a promising TiO2…             In vivo neuronal action potential recordings via three-dimensional microscale needle-electrode arrays ▶     Akifumi Fujishiro, Hidekazu Kaneko, Takahiro Kawashima et al.     Very fine needle-electrode arrays potentially offer both low invasiveness and high spatial resolution of electrophysiological neuronal recordings in vivo. Herein we report the …             Nearly Perfect Spin Filter, Spin Valve and Negative Differential Resistance Effects in a Fe4-based Single-molecule Junction ▶     Fengxia Zu, Zuli Liu, Kailun Yao et al.     The spin-polarized transport in a single-molecule magnet Fe4 sandwiched between two gold electrodes is studied, using nonequilibrium Green's functions in combination with the …             Removing singular refractive indices with sculpted surfaces ▶     S. A. R. Horsley, I. R. Hooper, R. C. Mitchell–Thomas et al.     The advent of Transformation Optics established the link between geometry and material properties, and has resulted in a degree of control over electromagnetic fields that was …             The high-speed sliding friction of graphene and novel routes to persistent superlubricity ▶     Yilun Liu, François Grey, Quanshui Zheng     Recent experiments on microscopic graphite mesas demonstrate reproducible high-speed microscale superlubricity, even under ambient conditions. Here, we explore the same phenomenon …             Growth of Optically Active Chiral Inorganic Films through DNA Self-Assembly and Silica Mineralisation ▶     Ben Liu, Lu Han, Yingying Duan et al.     The circularly polarized reflection of nature is due to their distinct azimuthally twisted or helical character in the nanostructure of the surface films. Although many chiral …             Manipulating Nonlinear Emission and Cooperative Effect of CdSe/ZnS Quantum Dots by Coupling to a Silver Nanorod Complex Cavity ▶     Fan Nan, Zi-Qiang Cheng, Ya-Lan Wang et al.     Colloidal semiconductor quantum dots have three-dimensional confined excitons with large optical oscillator strength and gain. The surface plasmons of metallic nanostructures …             Margination of micro- and nano-particles in blood flow and its effect on drug delivery ▶     Kathrin Müller, Dmitry A. Fedosov, Gerhard Gompper     Drug delivery by micro- and nano-carriers enables controlled transport of pharmaceuticals to targeted sites. Even though carrier fabrication has made much progress recently, the …             Ultrametric distribution of culture vectors in an extended Axelrod model of cultural dissemination ▶     Alex Stivala, Garry Robins, Yoshihisa Kashima et al.     The Axelrod model of cultural diffusion is an apparently simple model that is capable of complex behaviour. A recent work used a real-world dataset of opinions as initial …             Low-dimensional behavior of Kuramoto model with inertia in complex networks ▶     Peng Ji, Thomas K. D. M. Peron, Francisco A. Rodrigues et al.     Low-dimensional behavior of large systems of globally coupled oscillators has been intensively investigated since the introduction of the Ott-Antonsen ansatz. In this report, we …             Deterministic Cold Cathode Electron Emission from Carbon Nanofibre Arrays ▶     Matthew T. Cole, Kenneth B. K. Teo, Oliver Groening et al.     The ability to accurately design carbon nanofibre (CN) field emitters with predictable electron emission characteristics will enable their use as electron sources in various …             Mechanochemical Synthesis of Li2MnO3 Shell/LiMO2 (M=Ni, Co, Mn) Core-Structured Nanocomposites for Lithium-Ion Batteries ▶     Jae-Kyo Noh, Soo Kim, Haesik Kim et al.     Core/shell-like nanostructured xLi2MnO3·(1−x)LiMO2 (M=Ni, Co, Mn) composite cathode materials are successfully synthesized through a simple solid-state reaction using a …             Lattice Boltzmann Simulation of Shale Gas Transport in Organic Nano-Pores ▶     Xiaoling Zhang, Lizhi Xiao, Xiaowen Shan et al.     Permeability is a key parameter for investigating the flow ability of sedimentary rocks. The conventional model for calculating permeability is derived from Darcy's law, which is …             Charging and discharging of single colloidal particles at oil/water interfaces ▶     Peng Gao, XiaoChen Xing, Ye Li et al.     The physical behavior of solid colloids trapped at a fluid-fluid interface remains in itself an open fundamental issue. Here, we show that the gradients of surface tension can …             Aqueous two-phase system patterning of detection antibody solutions for cross-reaction-free multiplex ELISA ▶     John P. Frampton, Joshua B. White, Arlyne B. Simon et al.     Accurate disease diagnosis, patient stratification and biomarker validation require the analysis of multiple biomarkers. This paper describes cross-reactivity-free multiplexing of …             Determination of Original Infection Source of H7N9 Avian Influenza by Dynamical Model ▶     Juan Zhang, Zhen Jin, Gui-Quan Sun et al.     H7N9, a newly emerging virus in China, travels among poultry and human. Although H7N9 has not aroused massive outbreaks, recurrence in the second half of 2013 makes it essential …             The Microfluidic Jukebox ▶     Say Hwa Tan, Florine Maes, Benoît Semin et al.     Music is a form of art interweaving people of all walks of life. Through subtle changes in frequencies, a succession of musical notes forms a melody which is capable of …             Coherent destruction of tunneling in chaotic microcavities via three-state anti-crossings ▶     Qinghai Song, Zhiyuan Gu, Shuai Liu et al.     Coherent destruction of tunneling (CDT) has been one seminal result of quantum dynamics control. Traditionally, CDT is understood as destructive interference between two …             Current-induced spin polarization on metal surfaces probed by spin-polarized positron beam ▶     H. J. Zhang, S. Yamamoto, Y. Fukaya et al.     Current-induced spin polarization (CISP) on the outermost surfaces of Au, Cu, Pt, Pd, Ta, and W nanoscaled films were studied using a spin-polarized positron beam. The Au and Cu …             High Performance C/S Composite Cathodes with Conventional Carbonate-Based Electrolytes in Li-S Battery ▶     Shiyou Zheng, Pan Han, Zhuo Han et al.     High stable C/S composites are fabricated by a novel high-temperature sulfur infusion into micro-mesoporous carbon method following with solvent cleaning treatment. The C/S …             Phase synchronization between collective rhythms of fully locked oscillator groups ▶     Yoji Kawamura     A system of coupled oscillators can exhibit a rich variety of dynamical behaviors. When we investigate the dynamical properties of the system, we first analyze individual …             Antiferromagnetic Metal and Mott Transition on Shastry-Sutherland Lattice ▶     Hai-Di Liu, Yao-Hua Chen, Heng-Fu Lin et al.     The Shastry-Sutherland lattice, one of the simplest systems with geometrical frustration, which has an exact eigenstate by putting singlets on diagonal bonds, can be realized in a …             Eco-friendly graphene synthesis on Cu foil electroplated by reusing Cu etchants ▶     Ki Chang Kwon, Juyoung Ham, Sungjun Kim et al.     Graphene film grown by chemical vapor deposition using Cu substrate is promising for industrial applications. After etching the Cu substrate, which is essential step in graphene …             Unpinning of rotating spiral waves in cardiac tissues by circularly polarized electric fields ▶     Xia Feng, Xiang Gao, De-Bei Pan et al.     Spiral waves anchored to obstacles in cardiac tissues may cause lethal arrhythmia. To unpin these anchored spirals, comparing to high-voltage side-effect traditional therapies, …             Thermal-triggerd Proteinquake Leads to Disassembly of DegP Hexamer as an Imperative Activation Step ▶     Shanshan Li, Rui Wang, Deyong Li et al.     The Escherichia coli DegP has been reported to function both as molecular chaperone and protease for the quality control of outer membrane protein biogenesis. Activation of the …                 BRAND NEW: Discounts on lab equipment Exclusive prices and information - all in one place! 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