Scientific Reports Physics Table of Contents e-alert: 13 January 2015

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13 January 2015      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports               Physical Sciences               Hybrid optical fiber add-drop filter based on wavelength dependent light coupling between micro/nano fiber ring and side-polished fiber ▶     Jianhui Yu, Shaoshen Jin, Qingsong Wei et al.     In this paper, we report our experimental study on directly coupling a micro/nano fiber (MNOF) ring with a side-polished fiber(SPF). As a result of the study, the behavior of an …             Microfluidic-SANS: flow processing of complex fluids ▶     Carlos G. Lopez, Takaichi Watanabe, Anne Martel et al.     Understanding and engineering the flow-response of complex and non-Newtonian fluids at a molecular level is a key challenge for their practical utilisation. Here we demonstrate …             Strong-field plasmonic photoemission in the mid-IR at <1 GW/cm2 intensity ▶     S. M. Teichmann, P. Rácz, M. F. Ciappina et al.     We investigated nonlinear photoemission from plasmonic films with femtosecond, mid-infrared pulses at 3.1 μm wavelength. Transition between regimes of multi-photon-induced and …             Synergy of elastic and inelastic energy loss on ion track formation in SrTiO3 ▶     William J. Weber, Eva Zarkadoula, Olli H. Pakarinen et al.     While the interaction of energetic ions with solids is well known to result in inelastic energy loss to electrons and elastic energy loss to atomic nuclei in the solid, the …             Pressure control of magnetic clusters in strongly inhomogeneous ferromagnetic chalcopyrites ▶     Temirlan R. Arslanov, Akhmedbek Yu. Mollaev, Ibragimkhan K. Kamilov et al.     Room-temperature ferromagnetism in Mn-doped chalcopyrites is a desire aspect when applying those materials to spin electronics. However, dominance of high Curie-temperatures due …             Organic-on-silicon complementary metal–oxide–semiconductor colour image sensors ▶     Seon-Jeong Lim, Dong-Seok Leem, Kyung-Bae Park et al.     Complementary metal–oxide–semiconductor (CMOS) colour image sensors are representative examples of light-detection devices. To achieve extremely high resolutions, the pixel sizes …             Improved All-Carbon Spintronic Device Design ▶     Zachary Bullard, Eduardo Costa Girão, Jonathan R. Owens et al.     The discovery of magnetism in carbon structures containing zigzag edges has stimulated new directions in the development and design of spintronic devices. However, many of the …             Crystalline structures of polymeric hydrocarbon with 3,4-fold helical chains ▶     Chao-Sheng Lian, Han-Dong Li, Jian-Tao Wang     Molecular hydrocarbons are well-known to polymerize under pressure to form covalently bonded frameworks. Here we predict by ab initio calculations two distinct three-dimensional …             Giant electrocaloric effect in ferroelectric nanotubes near room temperature ▶     Man Liu, Jie Wang     Ferroelectric perovskite oxides possess large electrocaloric effect, but only at high temperature, which limits their potential as next generation solid state cooling devices. …             Hexagonal-like Nb2O5 Nanoplates-Based Photodetectors and Photocatalyst with High Performances ▶     Hui Liu, Nan Gao, Meiyong Liao et al.     Ultraviolet (UV) photodetectors are important tools in the fields of optical imaging, environmental monitoring, and air and water sterilization, as well as flame sensing and …             Growing perovskite into polymers for easy-processable optoelectronic devices ▶     Sofia Masi, Silvia Colella, Andrea Listorti et al.     Here we conceive an innovative nanocomposite to endow hybrid perovskites with the easy processability of polymers, providing a tool to control film quality and material …             Molecularly imprinted polymer decorated nanoporous gold for highly selective and sensitive electrochemical sensors ▶     Yingchun Li, Yuan Liu, Jie Liu et al.     Electrochemical nanosensors based on nanoporous gold leaf (NPGL) and molecularly imprinted polymer (MIP) are developed for pharmaceutical analysis by using metronidazole (MNZ) as …             Strain-Induced Extrinsic High-Temperature Ferromagnetism in the Fe-Doped Hexagonal Barium Titanate ▶     A. Zorko, M. Pregelj, M. Gomilšek et al.     Diluted magnetic semiconductors possessing intrinsic static magnetism at high temperatures represent a promising class of multifunctional materials with high application …             Characterization of efficiency-limiting resistance losses in monolithically integrated Cu(In,Ga)Se2 solar modules ▶     Ju-Heon Yoon, Jong-Keuk Park, Won Mok Kim et al.     The cell-to-module efficiency gap in Cu(In,Ga)Se2 (CIGS) monolithically integrated solar modules is enhanced by contact resistance between the Al-doped ZnO (AZO) and Mo back …             Electrotunable Lubricity with Ionic Liquid Nanoscale Films ▶     O. Y. Fajardo, F. Bresme, A. A. Kornyshev et al.     One of the main challenges in tribology is finding the way for an in situ control of friction without changing the lubricant. One of the ways for such control is via the …             A Highly Efficient Approach to Protein Interactome Mapping Based on Collaborative Filtering Framework ▶     Xin Luo, Zhuhong You, Mengchu Zhou et al.     The comprehensive mapping of protein-protein interactions (PPIs) is highly desired for one to gain deep insights into both fundamental cell biology processes and the pathology of …             Decreased deformability of lymphocytes in chronic lymphocytic leukemia ▶     Yi Zheng, Jun Wen, John Nguyen et al.     This paper reports the first study of stiffness/deformability changes of lymphocytes in chronic lymphocytic leukemia (CLL) patients, demonstrating that at the single cell level, …             Unforeseen high temperature and humidity stability of FeCl3 intercalated few layer graphene ▶     Dominique Joseph Wehenkel, Thomas Hardisty Bointon, Tim Booth et al.     We present the first systematic study of the stability of the structure and electrical properties of FeCl3 intercalated few-layer graphene to high levels of humidity and high …             Luminescence signature of free exciton dissociation and liberated electron transfer across the junction of graphene/GaN hybrid structure ▶     Jun Wang, Changcheng Zheng, Jiqiang Ning et al.     Large-area graphene grown on Cu foil with chemical vapor deposition was transferred onto intentionally undoped GaN epilayer to form a graphene/GaN Schottky junction. Optical …             Superior intrinsic thermoelectric performance with zT of 1.8 in single-crystal and melt-quenched highly dense Cu2-xSe bulks ▶     Lan-ling Zhao, Xiao-lin Wang, Ji-yang Wang et al.     Practical applications of the high temperature thermoelectric materials developed so far are partially obstructed by the costly and complicated fabrication process. In this work, …             Universal Order Parameters and Quantum Phase Transitions: A Finite-Size Approach ▶     Qian-Qian Shi, Huan-Qiang Zhou, Murray T. Batchelor     We propose a method to construct universal order parameters for quantum phase transitions in many-body lattice systems. The method exploits the H-orthogonality of a few …             Thermally reduced kaolin-graphene oxide nanocomposites for gas sensing ▶     Renyun Zhang, Viviane Alecrim, Magnus Hummelgård et al.     Highly sensitive graphene-based gas sensors can be made using large-area single layer graphene, but the cost of large-area pure graphene is high, making the simpler reduced …             Inter-cluster distance dependence of electrical conduction in nanocluster assembled films of silver: a new paradigm for design of nanostructures ▶     Chandrahas Bansal, S. G. Praveen, J. T. T. Kumaran et al.     The transport properties of films assembled from metal nanoclusters can be significantly different from the metals in their bulk or thin film forms due to quantum confinement …             Artificial magnetic field induced by an evanescent wave ▶     Małgorzata Mochol, Krzysztof Sacha     Cold atomic gases are perfect laboratories for realization of quantum simulators. In order to simulate solid state systems in the presence of magnetic fields special effort has …             A growth model for directed complex networks with power-law shape in the out-degree distribution ▶     J. Esquivel-Gómez, E. Stevens-Navarro, U. Pineda-Rico et al.     Many growth models have been published to model the behavior of real complex networks. These models are able to reproduce several of the topological properties of such networks. …             Enhanced multiple vibrational resonances by Na+ and K+ dynamics in a neuron model ▶     Xing-Xing Wu, Chenggui Yao, Jianwei Shuai     Some neuronal receptors perceive external input in the form of hybrid periodic signals. The signal detection may be based on the mechanism of vibrational resonance, in which a …             Rapid Synthesis of Monodisperse Au Nanospheres through a Laser Irradiation -Induced Shape Conversion, Self-Assembly and Their Electromagnetic Coupling SERS Enhancement ▶     Dilong Liu, Cuncheng Li, Fei Zhou et al.     We develop a facile and effective strategy to prepare monodispersed Au spherical nanoparticles by two steps. Large-scale monocrystalline Au nanooctahedra with uniform size were …             Rapid assessment of nonlinear optical propagation effects in dielectrics ▶     J. del Hoyo, A. Ruiz de la Cruz, E. Grace et al.     Ultrafast laser processing applications need fast approaches to assess the nonlinear propagation of the laser beam in order to predict the optimal range of processing parameters …             A proposal for the experimental detection of CSL induced random walk ▶     Sayantani Bera, Bhawna Motwani, Tejinder P. Singh et al.     Continuous Spontaneous Localization (CSL) is one possible explanation for dynamically induced collapse of the wave-function during a quantum measurement. The collapse is mediated …             Probing dynamics and pinning of single vortices in superconductors at nanometer scales ▶     L. Embon, Y. Anahory, A. Suhov et al.     The dynamics of quantized magnetic vortices and their pinning by materials defects determine electromagnetic properties of superconductors, particularly their ability to carry …             Hollow carbon nanospheres/silicon/alumina core-shell film as an anode for lithium-ion batteries ▶     Bing Li, Fei Yao, Jung Jun Bae et al.     Hollow carbon nanospheres/silicon/alumina (CNS/Si/Al2O3) core-shell films obtained by the deposition of Si and Al2O3 on hollow CNS interconnected films are used as the anode …             Artificial tektites: an experimental technique for capturing the shapes of spinning drops ▶     Kyle A. Baldwin, Samuel L. Butler, Richard J. A. Hill     Determining the shapes of a rotating liquid droplet bound by surface tension is an archetypal problem in the study of the equilibrium shapes of a spinning and charged droplet, a …             Plectoneme tip bubbles: Coupled denaturation and writhing in supercoiled DNA ▶     Christian Matek, Thomas E. Ouldridge, Jonathan P. K. Doye et al.     We predict a novel conformational regime for DNA, where denaturation bubbles form at the tips of plectonemes, and study its properties using coarse-grained simulations. For …             One-dimensional manganese-cobalt oxide nanofibres as bi-functional cathode catalysts for rechargeable metal-air batteries ▶     Kyu-Nam Jung, Soo Min Hwang, Min-Sik Park et al.     Rechargeable metal-air batteries are considered a promising energy storage solution owing to their high theoretical energy density. The major obstacles to realising this …             Electrochemical performance and carbon deposition resistance of M-BaZr0.1Ce0.7Y0.1Yb0.1O3-δ (M=Pd, Cu, Ni or NiCu) anodes for solid oxide fuel cells ▶     Meng Li, Bin Hua, Jian Pu et al.     Pd-, Cu-, Ni- and NiCu-BaZr0.1Ce0.7Y0.1Yb0.1O3-δ anodes, designated as M-BZCYYb, were prepared by impregnating M-containing solution into BZCYYb scaffold, and investigated in the …             Polarization response of nanowires à la carte ▶     Alberto Casadei, Esther Alarcon Llado, Francesca Amaduzzi et al.     Thanks to their special interaction with light, semiconductor nanowires have opened new avenues in photonics, quantum optics and solar energy harvesting. One of the major …             Room-Temperature Single-photon level Memory for Polarization States ▶     Connor Kupchak, Thomas Mittiga, Bertus Jordaan et al.     An optical quantum memory is a stationary device that is capable of storing and recreating photonic qubits with a higher fidelity than any classical device. Thus far, these two …             Skyrmion-skyrmion and skyrmion-edge repulsions in skyrmion-based racetrack memory ▶     Xichao Zhang, G. P. Zhao, Hans Fangohr et al.     Magnetic skyrmions are promising for building next-generation magnetic memories and spintronic devices due to their stability, small size and the extremely low currents needed to …             Following the dynamics of matter with femtosecond precision using the X-ray streaking method ▶     C. David, P. Karvinen, M. Sikorski et al.     X-ray Free Electron Lasers (FELs) can produce extremely intense and very short pulses, down to below 10 femtoseconds (fs). Among the key applications are ultrafast time-resolved …             Graphene-Co3O4 nanocomposite as electrocatalyst with high performance for oxygen evolution reaction ▶     Yufei Zhao, Shuangqiang Chen, Bing Sun et al.     Graphene-Co3O4 composite with a unique sandwich-architecture was successfully synthesized and applied as an efficient electrocatalyst for oxygen evolution reaction. Field …             Energy Efficient Glazing for Adaptive Solar Control Fabricated with Photothermotropic Hydrogels Containing Graphene Oxide ▶     Dowan Kim, Eunsu Lee, Heon Sang Lee et al.     Glazing for adaptive solar control is the most promising for energy efficient development, because the use of this technology in buildings can be expected to significantly impact …             Preparation and Upconversion Emission Modification of Crystalline Colloidal Arrays and Rare Earth Fluoride Microcrystal Composites ▶     Jiayan Liao, Zhengwen Yang, Jinbo Sun et al.     In this paper, highly ordered crystalline colloidal arrays containing rare earth fluoride microcrystals were fabricated. The upconversion emission property of rare earth fluoride …             Orientation in multi-layer chitosan hydrogel: morphology, mechanism, and design principle ▶     Jingyi Nie, Wentao Lu, Jianjun Ma et al.     Hydrogels with organized structure have attracted remarkable attentions for bio-related applications. Among the preparation of hierarchical hydrogel materials, fabrication of …             Trapping of microwave radiation in hollow polypyrrole microsphere through enhanced internal reflection: A novel approach ▶     Ritwik Panigrahi, Suneel K. Srivastava     In present work, spherical core (polystyrene, PS)/shell (polypyrrole, PPy) has been synthesized via in situ chemical oxidative copolymerization of pyrrole (Py) on the surface of …             High-Pressure Orthorhombic Ferromagnesite as a Potential Deep-Mantle Carbon Carrier ▶     Jin Liu, Jung-Fu Lin, Vitali B. Prakapenka     Knowledge of the physical and chemical properties of candidate deep-carbon carriers such as ferromagnesite [(Mg,Fe)CO3] at high pressure and temperature of the deep mantle is …             Analysis of exosome purification methods using a model liposome system and tunable-resistive pulse sensing ▶     Rebecca E. Lane, Darren Korbie, Will Anderson et al.     Exosomes are vesicles which have garnered interest due to their diagnostic and therapeutic potential. Isolation of pure yields of exosomes from complex biological fluids whilst …             Ultra-low percolation threshold in ferrite-metal cofired ceramics brings both high permeability and high permittivity ▶     Liang Wang, Yang Bai, Xuefei Lu et al.     High permeability and high permittivity are hard to be achieved simultaneously, either in single-phased materials or in composite materials, such as ferrite-ferroelectric ceramic …             Synthesis and Characterization of Water-Soluble Polythiophene Derivatives for Cell Imaging ▶     Fengyan Wang, Meng Li, Bing Wang et al.     In this work, four water-soluble polythiophene derivatives (PT, PT-DDA, PT-ADA, and PT-ADA-PPR) with different pendant moieties were synthesized via oxidative copolymerization by …             A Strategy for Fabricating Porous PdNi@Pt Core-shell Nanostructures and Their Enhanced Activity and Durability for the Methanol Electrooxidation ▶     Xinyu Liu, Guangrui Xu, Yu Chen et al.     Three-dimensionally (3D) porous morphology of nanostructures can effectively improve their electrocatalytic activity and durability for various electrochemical reactions owing to …             Simulation of the ground states of spin rings with cavity-assisted neutral atoms ▶     Peng Xue, Xiang Zhan, Zhihao Bian     Quantum phase transitions occur when the ground state of a Hamiltonian undergoes qualitative changes with a control parameter changing. In this paper we consider a particular …             Laser Induced Breakdown Spectroscopy Based on Single Beam Splitting and Geometric Configuration for Effective Signal Enhancement ▶     Guang Yang, Qingyu Lin, Yu Ding et al.     A new laser induced breakdown spectroscopy (LIBS) based on single-beam-splitting (SBS) and proper optical geometric configuration has been initially explored in this work for …             Interlayer Water Regulates the Bio-nano Interface of a β-sheet Protein stacking on Graphene ▶     Wenping Lv, Guiju Xu, Hongyan Zhang et al.     Using molecular dynamics simulations, we investigated an integrated bio-nano interface consisting of a β-sheet protein stacked onto graphene. We found that the stacking assembly …             A lithium-ion sulfur battery using a polymer, polysulfide-added membrane ▶     Marco Agostini, Jusef Hassoun     In this paper we report the performances of a lithium-ion sulfur battery characterized by a polymer configuration. The cell, based on a sulfur-carbon cathode, a Li-Sn-C …             Dielectric tube waveguides with absorptive cladding for broadband, low-dispersion and low loss THz guiding ▶     Hualong Bao, Kristian Nielsen, Ole Bang et al.     Research on terahertz waveguides is experiencing a tremendous growth due to their importance for compact and robust THz systems. However, designing compact, broadband, …             High-sensitivity strain sensor based on in-fiber rectangular air bubble ▶     Shen Liu, Kaiming Yang, Yiping Wang et al.     We demonstrated a unique rectangular air bubble by means of splicing two sections of standard single mode fibers together and tapering the splicing joint. Such an air bubble can …             Porphyrin conjugated SiC/SiOx nanowires for X-ray-excited photodynamic therapy ▶     F. Rossi, E. Bedogni, F. Bigi et al.     The development of innovative nanosystems opens new perspectives for multidisciplinary applications at the frontier between materials science and nanomedicine. Here we present a …             Long-range Cooper pair splitter with high entanglement production rate ▶     Wei Chen, D. N. Shi, D. Y. Xing     Cooper pairs in the superconductor are a natural source of spin entanglement. The existing proposals of the Cooper pair splitter can only realize a low efficiency of entanglement …             Cave spiders choose optimal environmental factors with respect to the generated entropy when laying their cocoon ▶     Eliodoro Chiavazzo, Marco Isaia, Stefano Mammola et al.     The choice of a suitable area to spiders where to lay eggs is promoted in terms of Darwinian fitness. Despite its importance, the underlying factors behind this key decision are …             One-pot synthesis of core-shell Cu@SiO2 nanospheres and their catalysis for hydrolytic dehydrogenation of ammonia borane and hydrazine borane ▶     Qilu Yao, Zhang-Hui Lu, Zhujun Zhang et al.     Ultrafine copper nanoparticles (Cu NPs) within porous silica nanospheres (Cu@SiO2) were prepared via a simple one-pot synthetic route in a reverse micelle system and …             Magnetic structure and Magnetic transport Properties of Graphene Nanoribbons With Sawtooth Zigzag Edges ▶     D. Wang, Z. Zhang, Z. Zhu et al.     The magnetic structure and magnetic transport properties of hydrogen-passivated sawtooth zigzag-edge graphene nanoribbons (STGNRs) are investigated theoretically. It is found …             In-situ and tunable nitrogen-doping of MoS2 nanosheets ▶     Si Qin, Weiwei Lei, Dan Liu et al.     Molybdenum disulfide (MoS2) nanosheets have unique physical and chemical properties, which make it a perfect candidate for next generation electronic and energy storage …             An error-resilient non-volatile magneto-elastic universal logic gate with ultralow energy-delay product ▶     Ayan K. Biswas, Jayasimha Atulasimha, Supriyo Bandyopadhyay     A long-standing goal of computer technology is to process and store digital information with the same device in order to implement new architectures. One way to accomplish this …             Influence of Interconfigurational Electronic States on Fe, Co, Ni-Silicene Materials Selection for Spintronics ▶     Harman Johll, Michael Dao Kang Lee, Sean Peng Nam Ng et al.     Growth through controlled adsorption of ferromagnetic elements such as Fe, Co and Ni on two-dimensional silicene provides an alternative route for silicon-based spintronics. …             Hydrogen bonds in Al2O3 as dissipative two-level systems in superconducting qubits ▶     Luke Gordon, Hazem Abu-Farsakh, Anderson Janotti et al.     Dissipative two-level systems (TLS) have been a long-standing problem in glassy solids over the last fifty years, and have recently gained new relevance as sources of decoherence …             Induced apoptosis in melanocytes cancer cell and oxidation in biomolecules through deuterium oxide generated from atmospheric pressure non-thermal plasma jet ▶     Naresh Kumar, Pankaj Attri, Dharmendra Kumar Yadav et al.     Recently, atmospheric-pressure non-thermal plasma-jets (APPJ) are being for the cancer treatment. 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