Scientific Reports Physics Table of Contents e-alert: 31 March 2015

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31 March 2015      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports               Physical Sciences               Metastability in lipid based particles exhibits temporally deterministic and controllable behavior ▶     Guy Jacoby, Keren Cohen, Kobi Barkan et al.     The metastable-to-stable phase-transition is commonly observed in many fields of science, as an uncontrolled independent process, highly sensitive to microscopic fluctuations. In …             Aerosol-Assisted Extraction of Silicon Nanoparticles from Wafer Slicing Waste for Lithium Ion Batteries ▶     Hee Dong Jang, Hyekyoung Kim, Hankwon Chang et al.     A large amount of silicon debris particles are generated during the slicing of silicon ingots into thin wafers for the fabrication of integrated-circuit chips and solar cells. …             Conservation of writhe helicity under anti-parallel reconnection ▶     Christian E. Laing, Renzo L. Ricca, De Witt L. Sumners     Reconnection is a fundamental event in many areas of science, from the interaction of vortices in classical and quantum fluids, and magnetic flux tubes in magnetohydrodynamics and …             Fullerene mixing effect on carrier formation in bulk-hetero organic solar cell ▶     Yutaka Moritomo, Takeshi Yasuda, Kouhei Yonezawa et al.     Organic solar cells (OSCs) with a bulk-heterojunction (BHJ) are promising energy conversion devices, because they are flexible and environmental-friendly, and can be fabricated by …             Breakdown of Bose-Einstein Distribution in Photonic Crystals ▶     Ping-Yuan Lo, Heng-Na Xiong, Wei-Min Zhang     In the last two decades, considerable advances have been made in the investigation of nano-photonics in photonic crystals. Previous theoretical investigations of photon dynamics …             A General Strategy for Nanohybrids Synthesis via Coupled Competitive Reactions Controlled in a Hybrid Process ▶     Rongming Wang, Wantai Yang, Yuanjun Song et al.     A new methodology based on core alloying and shell gradient-doping are developed for the synthesis of nanohybrids, realized by coupled competitive reactions, or sequenced …             Enhanced Thermoelectric Efficiency of Porous Silicene Nanoribbons ▶     Hatef Sadeghi, Sara Sangtarash, Colin J. Lambert     There is a critical need to attain new sustainable materials for direct upgrade of waste heat to electrical energy via the thermoelectric effect. Here we demonstrate that the …             Network Catastrophe: Self-Organized Patterns Reveal both the Instability and the Structure of Complex Networks ▶     Hankyu Moon, Tsai-Ching Lu     Critical events in society or biological systems can be understood as large-scale self-emergent phenomena due to deteriorating stability. We often observe peculiar patterns …             Contact Effects in thin 3D-Topological Insulators: How does the current flow? ▶     Gaurav Gupta, Mansoor Bin Abdul Jalil, Gengchiau Liang     The effect of different contact configurations (semi-infinite extended-channel, normal metal and ferromagnetic metal) on quantum transport through thin Bi2Se3 three-dimensional …             Tuning oxygen vacancy photoluminescence in monoclinic Y2WO6 by selectively occupying yttrium sites using lanthanum ▶     Bangfu Ding, Chao Han, Lirong Zheng et al.     The effect of isovalent lanthanum (La) doping on the monoclinic Y2WO6 photoluminescence was studied. Introducing the non-activated La3 into Y2WO6 brings new excitation bands from …             Quantum interference measurement of spin interactions in a bio-organic/semiconductor device structure ▶     Vincent Deo, Yao Zhang, Victoria Soghomonian et al.     Quantum interference is used to measure the spin interactions between an InAs surface electron system and the iron center in the biomolecule hemin in nanometer proximity in a …             In-line phase-contrast and grating-based phase-contrast synchrotron imaging study of brain micrometastasis of breast cancer ▶     Sheng Huang, Binquan Kou, Yayun Chi et al.     Current bio-medical imaging researches aim to detect brain micrometastasis in early stage for its increasing incidence and high mortality rates. Synchrotron phase-contrast …             Fluorescence-Raman Dual Modal Endoscopic System for Multiplexed Molecular Diagnostics ▶     Sinyoung Jeong, Yong-il Kim, Homan Kang et al.     Optical endoscopic imaging, which was recently equipped with bioluminescence, fluorescence, and Raman scattering, allows minimally invasive real-time detection of pathologies on …             Opposite rheological properties of neuronal microcompartments predict axonal vulnerability in brain injury ▶     Thomas Grevesse, Borna E. Dabiri, Kevin Kit Parker et al.     Although pathological changes in axonal morphology have emerged as important features of traumatic brain injury (TBI), the mechanical vulnerability of the axonal microcompartment …             "Turn on" and label-free core−shell Ag@SiO2 nanoparticles-based metal-enhanced fluorescent (MEF) aptasensor for Hg2+ ▶     Yuanfeng Pang, Zhen Rong, Rui Xiao et al.     A turn on and label-free fluorescent apasensor for Hg2 with high sensitivity and selectivity has been demonstrated in this report. Firstly, core−shell Ag@SiO2 nanoparticles (NPs) …             ERRATUM: Interlayer Water Regulates the Bio-nano Interface of a β-sheet Protein stacking on Graphene ▶     Wenping Lv, Guiju Xu, Hongyan Zhang et al.                 ERRATUM: Synthesis of Large and Few Atomic Layers of Hexagonal Boron Nitride on Melted Copper ▶     Majharul Haque Khan, Zhenguo Huang, Feng Xiao et al.                 CORRIGENDUM: qPMS9: An Efficient Algorithm for Quorum Planted Motif Search ▶     Marius Nicolae, Sanguthevar Rajasekaran                 Emergence of reconfigurable wires and spinners via dynamic self-assembly ▶     Gasper Kokot, David Piet, George M. Whitesides et al.     Dissipative colloidal materials use energy to generate and maintain structural complexity. The energy injection rate, and properties of the environment are important control …             Parametric excitation of multiple resonant radiations from localized wavepackets ▶     Matteo Conforti, Stefano Trillo, Arnaud Mussot et al.     Fundamental physical phenomena such as laser-induced ionization, driven quantum tunneling, Faraday waves, Bogoliubov quasiparticle excitations, and the control of new states of …             Magnetic skyrmion logic gates: conversion, duplication and merging of skyrmions ▶     Xichao Zhang, Motohiko Ezawa, Yan Zhou     Magnetic skyrmions, which are topological particle-like excitations in ferromagnets, have attracted a lot of attention recently. Skyrmionics is an attempt to use magnetic …             Determination of the polarization states of an arbitrary polarized terahertz beam: Vectorial vortex analysis ▶     Toshitaka Wakayama, Takeshi Higashiguchi, Hiroki Oikawa et al.     Vectorial vortex analysis is used to determine the polarization states of an arbitrarily polarized terahertz (0.1–1.6 THz) beam using THz achromatic axially symmetric wave (TAS) …             Flexible pulse-controlled fiber laser ▶     Xueming Liu, Yudong Cui     Controlled flexible pulses have widespread applications in the fields of fiber telecommunication, optical sensing, metrology, and microscopy. Here, we report a compact …             Probing the intrinsic failure mechanism of fluorinated amorphous carbon film based on the first-principles calculations ▶     Ren-hui Zhang, Li-ping Wang, Zhi-bin Lu     Fluorinated amorphous carbon films exhibit superlow friction under vacuum, but are prone to catastrophic failure. Thus far, the intrinsic failure mechanism remains unclear. A …             Selectivity control in Pt-catalyzed cinnamaldehyde hydrogenation ▶     Lee J. Durndell, Christopher M. A. Parlett, Nicole S. Hondow et al.     Chemoselectivity is a cornerstone of catalysis, permitting the targeted modification of specific functional groups within complex starting materials. Here we elucidate key …             Configuration of ripple domains and their topological defects formed under local mechanical stress on hexagonal monolayer graphene ▶     Yeonggu Park, Jin Sik Choi, Taekjib Choi et al.     Ripples in graphene are extensively investigated because they ensure the mechanical stability of two-dimensional graphene and affect its electronic properties. They arise from …             Tunable Room Temperature THz Sources Based on Nonlinear Mixing in a Hybrid Optical and THz Micro-Ring Resonator ▶     Raju Sinha, Mustafa Karabiyik, Chowdhury Al-Amin et al.     We propose and systematically investigate a novel tunable, compact room temperature terahertz (THz) source based on difference frequency generation in a hybrid optical and THz …             Flexible Membranes of MoS2/C Nanofibers by Electrospinning as Binder-Free Anodes for High-Performance Sodium-Ion Batteries ▶     Xiaoqin Xiong, Wei Luo, Xianluo Hu et al.     A flexible membrane consisting of MoS2/carbon nanofibers has been fabricated by a simple electrospinning method. MoS2 nanosheets are uniformly encapsulated in the inter-connected …             Bismuth Sulfide Nanoflowers for Detection of X-rays in the Mammographic Energy Range ▶     Shruti Nambiar, Ernest K. Osei, John T. W. Yeow     The increased use of diagnostic x-rays, especially in the field of medical radiology, has necessitated a significant demand for high resolution, real-time radiation detectors. In …             Transparent Organic Photodetector using a Near-Infrared Absorbing Cyanine Dye ▶     Hui Zhang, Sandra Jenatsch, Jelissa De Jonghe et al.     Organic photodetectors are interesting for low cost, large area optical sensing applications. Combining organic semiconductors with discrete absorption bands outside the visible …             Molecular-Orientation-Induced Rapid Roughening and Morphology Transition in Organic Semiconductor Thin-Film Growth ▶     Junliang Yang, Sanggyu Yim, Tim S. Jones     We study the roughening process and morphology transition of organic semiconductor thin film induced by molecular orientation in the model of molecular semiconductor copper …             Reversible Conversion of Dominant Polarity in Ambipolar Polymer/Graphene Oxide Hybrids ▶     Ye Zhou, Su-Ting Han, Prashant Sonar et al.     The possibility to selectively modulate the charge carrier transport in semiconducting materials is extremely challenging for the development of high performance and low-power …             Cu2ZnSnS4 absorption layers with controlled phase purity ▶     Chia-Ying Su, Chiu -Yen Chiu, Jyh-Ming Ting     We report the synthesis and characterization of Cu2ZnSnS4 (CZTS) with controlled phase purity. The precursor was first prepared using sequential electrodeposition of Cu, Zn, and …             Creation of vortices by torque in multidimensional media with inhomogeneous defocusing nonlinearity ▶     Rodislav Driben, Torsten Meier, Boris A. Malomed     Recently, a new class of nonlinear systems was introduced, in which the self-trapping of fundamental and vortical localized modes in space of dimension D is supported by cubic …             Entrainment of heterogeneous glycolytic oscillations in single cells ▶     Anna-Karin Gustavsson, Caroline B. Adiels, Bernhard Mehlig et al.     Cell signaling, gene expression, and metabolism are affected by cell-cell heterogeneity and random changes in the environment. The effects of such fluctuations on cell signaling …             Directed natural product biosynthesis gene cluster capture and expression in the model bacterium Bacillus subtilis ▶     Yongxin Li, Zhongrui Li, Kazuya Yamanaka et al.     Bacilli are ubiquitous low GC environmental Gram-positive bacteria that produce a wide assortment of specialized small molecules. Although their natural product biosynthetic …                 NPG Asia Materials is proud to present a web focus on materials for advanced energy conversion and storage. 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