Scientific Reports Physics Table of Contents e-alert: July 2012

02 July 2012      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports             Scientific Reports publishes 457 open access papers in its first year Publishing technically sound research articles, Scientific Reports is Nature Publishing Group's fastest growing journal. Given the speed and visibility offered, no wonder 93% of our authors said that they are "likely" or "very likely" to submit again. Keep your research moving. Submit to Scientific Reports               Physical Sciences               Spatially non-uniform ground state and quantized vortices in a two-component Bose-Einstein condensate of magnons ▶     P. Nowik-Boltyk, O. Dzyapko, V. E. Demidov et al.     A gas of magnons in magnetic films differs from all other known systems demonstrating Bose-Einstein condensation (BEC), since it possesses two energetically degenerate …             Nanoscale Dynamics of Phase Flipping in Water near its Hypothesized Liquid-Liquid Critical Point ▶     T. A. Kesselring, G. Franzese, S. V. Buldyrev et al.     One hypothesized explanation for water's anomalies imagines the existence of a liquid-liquid (LL) phase transition line separating two liquid phases and terminating at a LL …             1.55 µm InAs/GaAs Quantum Dots and High Repetition Rate Quantum Dot SESAM Mode-locked Laser ▶     Z. Y. Zhang, A. E. H. Oehler, B. Resan et al.     High pulse repetition rate (≥10 GHz) diode-pumped solid-state lasers, modelocked using semiconductor saturable absorber mirrors (SESAMs) are emerging as an enabling technology for …             Paintable Battery ▶     Neelam Singh, Charudatta Galande, Andrea Miranda et al.     If the components of a battery, including electrodes, separator, electrolyte and the current collectors can be designed as paints and applied sequentially to build a complete …             Understanding the nature of “superhard graphite” ▶     Salah Eddine Boulfelfel, Artem R. Oganov, Stefano Leoni     Numerous experiments showed that on cold compression graphite transforms into a new superhard and transparent allotrope. Several structures with different topologies have been …             Nano-structured magnetic metamaterial with enhanced nonlinear properties ▶     Yuri Kobljanskyj, Gennady Melkov, Konstantin Guslienko et al.     Nano-structuring can significantly modify the properties of materials. We demonstrate that size-dependent modification of the spin-wave spectra in magnetic nano-particles can …             Are Nanotube Architectures More Advantageous Than Nanowire Architectures For Field Effect Transistors? ▶     Hossain M. Fahad, Muhammad M. Hussain     Decade long research in 1D nanowire field effect transistors (FET) shows although it has ultra-low off-state leakage current and a single device uses a very small area, its drive …             Heterogeneous length of stay of hosts’ movements and spatial epidemic spread ▶     Chiara Poletto, Michele Tizzoni, Vittoria Colizza     Infectious diseases outbreaks are often characterized by a spatial component induced by hosts’ distribution, mobility, and interactions. Spatial models that incorporate hosts’ …             Guaranteed violation of a Bell inequality without aligned reference frames or calibrated devices ▶     Peter Shadbolt, Tamás Vértesi, Yeong-Cherng Liang et al.     Bell tests — the experimental demonstration of a Bell inequality violation — are central to understanding the foundations of quantum mechanics, and are a powerful diagnostic tool …             Activity driven modeling of time varying networks ▶     N. Perra, B. Gonçalves, R. Pastor-Satorras et al.     Network modeling plays a critical role in identifying statistical regularities and structural principles common to many systems. The large majority of recent modeling approaches …             Unraveling Metal-insulator Transition Mechanism of VO2 Triggered by Tungsten Doping ▶     Xiaogang Tan, Tao Yao, Ran Long et al.     Understanding the mechanism of W-doping induced reduction of critical temperature (TC) for VO2 metal-insulator transition (MIT) is crucial for both fundamental study and …             Evolution of in-group favoritism ▶     Feng Fu, Corina E. Tarnita, Nicholas A. Christakis et al.     In-group favoritism is a central aspect of human behavior. People often help members of their own group more than members of other groups. Here we propose a mathematical framework …             Testing sequential quantum measurements: how can maximal knowledge be extracted? ▶     Eleonora Nagali, Simone Felicetti, Pierre-Louis de Assis et al.     The extraction of information from a quantum system unavoidably implies a modification of the measured system itself. In this framework partial measurements can be carried out in …             Observation of Kuznetsov-Ma soliton dynamics in optical fibre ▶     B. Kibler, J. Fatome, C. Finot et al.     The nonlinear Schrödinger equation (NLSE) is a central model of nonlinear science, applying to hydrodynamics, plasma physics, molecular biology and optics. The NLSE admits only …             Reversible Modulation of Spontaneous Emission by Strain in Silicon Nanowires ▶     Daryoush Shiri, Amit Verma, C. R. Selvakumar et al.     We computationally study the effect of uniaxial strain in modulating the spontaneous emission of photons in silicon nanowires. Our main finding is that a one to two orders of …             A micro-nano porous oxide hybrid for efficient oxygen reduction in reduced-temperature solid oxide fuel cells ▶     Da Han, Xuejiao Liu, Fanrong Zeng et al.     Tremendous efforts to develop high-efficiency reduced-temperature (≤ 600°C) solid oxide fuel cells are motivated by their potentials for reduced materials cost, less engineering …             Understanding mobility in a social petri dish ▶     Michael Szell, Roberta Sinatra, Giovanni Petri et al.     Despite the recent availability of large data sets on human movements, a full understanding of the rules governing motion within social systems is still missing, due to incomplete …             Collective behavior in the spatial spreading of obesity ▶     Lazaros K. Gallos, Pablo Barttfeld, Shlomo Havlin et al.     Obesity prevalence is increasing in many countries at alarming levels. A difficulty in the conception of policies to reverse these trends is the identification of the drivers …             Hurricane track forecast cones from fluctuations ▶     T. Meuel, G. Prado, F. Seychelles et al.     Trajectories of tropical cyclones may show large deviations from predicted tracks leading to uncertainty as to their landfall location for example. Prediction schemes usually …             Enhancing Nanoparticle-Based Visible Detection by Controlling the Extent of Aggregation ▶     Seokwon Lim, Ok Kyung Koo, Young Sang You et al.     Visible indication based on the aggregation of colloidal nanoparticles (NPs) is highly advantageous for rapid on-site detection of biological entities, which even untrained …             Strain induced exciton fine-structure splitting and shift in bent ZnO microwires ▶     Zhi-Min Liao, Han-Chun Wu, Qiang Fu et al.     Lattice strain is a useful and economic way to tune the device performance and is commonly present in nanostructures. Here, we investigated for the first time the exciton spectra …             Homogeneous Photosensitization of Complex TiO2 Nanostructures for Efficient Solar Energy Conversion ▶     Jingshan Luo, Siva Krishna Karuturi, Lijun Liu et al.     TiO2 nanostructures-based photoelectrochemical (PEC) cells are under worldwide attentions as the method to generate clean energy. For these devices, narrow-bandgap semiconductor …             Rechargeable quasi-solid state lithium battery with organic crystalline cathode ▶     Yuki Hanyu, Itaru Honma     Utilization of metal-free low-cost high-capacity organic cathodes for lithium batteries has been a long-standing goal, but critical cyclability problems owing to dissolution of …             Flux Exclusion Superconducting Quantum Metamaterial: Towards Quantum-level Switching ▶     V. Savinov, A. Tsiatmas, A. R. Buckingham et al.     Nonlinear and switchable metamaterials achieved by artificial structuring on the subwavelength scale have become a central topic in photonics research. Switching with only a few …             Ligand-hole localization in oxides with unusual valence Fe ▶     Wei-Tin Chen, Takashi Saito, Naoaki Hayashi et al.     Unusual high-valence states of iron are stabilized in a few oxides. A-site-ordered perovskite-structure oxides contain such iron cations and exhibit distinct electronic behaviors …             Google in a Quantum Network ▶     G. D. Paparo, M. A. Martin-Delgado     We introduce the characterization of a class of quantum PageRank algorithms in a scenario in which some kind of quantum network is realizable out of the current classical internet …             Hybrid Dispersion Laser Scanner ▶     K. Goda, A. Mahjoubfar, C. Wang et al.     Laser scanning technology is one of the most integral parts of today's scientific research, manufacturing, defense, and biomedicine. In many applications, high-speed scanning …             Laser-directed hierarchical assembly of liquid crystal defects and control of optical phase singularities ▶     Paul J. Ackerman, Zhiyuan Qi, Yiheng Lin et al.     Topological defect lines are ubiquitous and important in a wide variety of fascinating phenomena and theories in many fields ranging from materials science to early-universe …             Deterministic conversion between memory and threshold resistive switching via tuning the strong electron correlation ▶     Hai Yang Peng, Yong Feng Li, Wei Nan Lin et al.     Intensive investigations have been launched worldwide on the resistive switching (RS) phenomena in transition metal oxides due to both fascinating science and potential …             Do cancer cells undergo phenotypic switching? The case for imperfect cancer stem cell markers ▶     Stefano Zapperi, Caterina A. M. La Porta     The identification of cancer stem cells in vivo and in vitro relies on specific surface markers that should allow to sort cancer cells in phenotypically distinct subpopulations. …                         Scientific Reports is accepting submissions from all scientific fields. 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