Scientific Reports Physics Table of Contents e-alert: 9 December 2014

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09 December 2014      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports               Physical Sciences               Spectroscopy of single Pr3+ ion in LaF3 crystal at 1.5 K ▶     Ippei Nakamura, Tatsuya Yoshihiro, Hironori Inagawa et al.     Optical read-out and manipulation of the nuclear spin state of single rare-earth ions doped in a crystal enable the large-scale storage and the transport of quantum information. …             Real-time and Sub-wavelength Ultrafast Coherent Diffraction Imaging in the Extreme Ultraviolet ▶     M. Zürch, J. Rothhardt, S. Hädrich et al.     Coherent Diffraction Imaging is a technique to study matter with nanometer-scale spatial resolution based on coherent illumination of the sample with hard X-ray, soft X-ray or …             Hierarchically Structured Zn2SnO4 Nanobeads for High-Efficiency Dye-Sensitized Solar Cells ▶     Daesub Hwang, Jun-Su Jin, Horim Lee et al.     We developed a unique strategy for fabricating hierarchically structured (nanoparticles-in-beads) Zn2SnO4 beads (ZTO-Bs), which were then used to produce ternary metal …             Enhancement of electron-hole superfluidity in double few-layer graphene ▶     M. Zarenia, A. Perali, D. Neilson et al.     We propose two coupled electron-hole sheets of few-layer graphene as a new nanostructure to observe superfluidity at enhanced densities and enhanced transition temperatures. For …             Spin transport properties of n-polyacene molecules (n=1–15) connected to Ni surface electrodes: Theoretical analysis ▶     S. Caliskan, A. Laref     Using non-equilibrium Green function formalism in conjunction with density functional theory, we explore the spin-polarized transport characteristics of several planar n-acene …             Development of hybrid materials based on sponge supported reduced graphene oxide and transition metal hydroxides for hybrid energy storage devices ▶     Deepak P. Dubal, Rudolf Holze, Pedro Gomez-Romero     Earnest efforts have been taken to design hybrid energy storage devices using hybrid electrodes based on capacitive (rGO) and pseudocapacitive (Ni(OH)2 and Co(OH)2) materials …             An equivalent realization of coherent perfect absorption under single beam illumination ▶     Sucheng Li, Jie Luo, Shahzad Anwar et al.     We have experimentally and numerically demonstrated that the coherent perfect absorption (CPA) can equivalently be accomplished under single beam illumination. Instead of using …             The Wyckoff positional order and polyhedral intergrowth in the M3B2- and M5B3-type boride precipitated in the Ni-based superalloys ▶     X. B. Hu, Y. L. Zhu, N. C. Sheng et al.     Ni-based single superalloys play a crucial role in the hottest parts of jet engines. However, due to the complex geometry and macro-segregation during the solidification process, …             Resistance switching mode transformation in SrRuO3/Cr-doped SrZrO3/Pt frameworks via a thermally activated Ti out-diffusion process ▶     Yongcheol Jo, Kyooho Jung, Jongmin Kim et al.     This work reports on a mechanism for irreversible resistive switching (RS) transformation from bipolar to unipolar RS behavior in SrRuO3 (SRO)/Cr-doped SrZrO3 (SZO:Cr)/Pt …             Distribution of quantum Fisher information in asymmetric cloning machines ▶     Xing Xiao, Yao Yao, Lei-Ming Zhou et al.     An unknown quantum state cannot be copied and broadcast freely due to the no-cloning theorem. Approximate cloning schemes have been proposed to achieve the optimal cloning …             The Interface between Gd and Monolayer MoS2: A First-Principles Study ▶     Xuejing Zhang, Wenbo Mi, Xiaocha Wang et al.     We analyze the electronic structure of interfaces between two-, four- and six-layer Gd(0001) and monolayer MoS2 by first-principles calculations. Strong chemical bonds shift the …             Standing-wave-excited multiplanar fluorescence in a laser scanning microscope reveals 3D information on red blood cells ▶     Rumelo Amor, Sumeet Mahajan, William Bradshaw Amos et al.     Standing-wave excitation of fluorescence is highly desirable in optical microscopy because it improves the axial resolution. We demonstrate here that multiplanar excitation of …             Robust antiferromagnetism preventing superconductivity in pressurized (Ba0.61K0.39)Mn2Bi2 ▶     Dachun Gu, Xia Dai, Congcong Le et al.     BaMn2Bi2 possesses an iso-structure of iron pnictide superconductors and similar antiferromagnetic (AFM) ground state to that of cuprates, therefore, it receives much more …             Topological Switching and Orbiting Dynamics of Colloidal Spheres Dressed with Chiral Nematic Solitons ▶     T. Porenta, S. Čopar, P. J. Ackerman et al.     Metastable configurations formed by defects, inclusions, elastic deformations and topological solitons in liquid crystals are a promising choice for building photonic crystals …             Multi-layer electrode with nano-Li4Ti5O12 aggregates sandwiched between carbon nanotube and graphene networks for high power Li-ion batteries ▶     Jin-Hoon Choi, Won-Hee Ryu, Kyusung Park et al.     Self-aggregated Li4Ti5O12 particles sandwiched between graphene nanosheets (GNSs) and single-walled carbon nanotubes (SWCNTs) network are reported as new hybrid electrodes for …             Anisotropic giant magnetoresistance in NbSb2 ▶     Kefeng Wang, D. Graf, Lijun Li et al.     The magnetic field response of the transport properties of novel materials and then the large magnetoresistance effects are of broad importance in both science and application. …             Angular distribution of emission from hyperbolic metamaterials ▶     Lei Gu, J. E. Livenere, G. Zhu et al.     We have studied angular distribution of emission of dye molecules deposited on lamellar metal/dielectric and Si/Ag nanowire based metamaterials with hyperbolic dispersion. In …             Quantum Mechanical Metric for Internal Cohesion in Cement Crystals ▶     C. C. Dharmawardhana, A. Misra, Wai-Yim Ching     Calcium silicate hydrate (CSH) is the main binding phase of Portland cement, the single most important structural material in use worldwide. Due to the complex structure and …             Cu2O nanoparticles synthesis by microplasma ▶     ChangMing Du, MuDan Xiao     A simple microplasma method was used to synthesize cuprous oxide (Cu2O) nanoparticles in NaCl–NaOH–NaNO3 electrolytic system. Microplasma was successfully used as the cathode and …             Search for Superconductivity in Micrometeorites ▶     S. Guénon, J. G. Ramírez, Ali C. Basaran et al.     We have developed a very sensitive, highly selective, non-destructive technique for screening inhomogeneous materials for the presence of superconductivity. This technique, based …             Spider silk gut: Development and characterization of a novel strong spider silk fiber ▶     Ping Jiang, Núria Marí-Buyé, Rodrigo Madurga et al.     Spider silk fibers were produced through an alternative processing route that differs widely from natural spinning. The process follows a procedure traditionally used to obtain …             In Vivo Flow Mapping in Complex Vessel Networks by Single Image Correlation ▶     Laura Sironi, Margaux Bouzin, Donato Inverso et al.     We describe a novel method (FLICS, FLow Image Correlation Spectroscopy) to extract flow speeds in complex vessel networks from a single raster-scanned optical xy-image, acquired …             Multiple types of logic gates based on a single G-quadruplex DNA strand ▶     Yahui Guo, Lu Zhou, Lijun Xu et al.     In this work, we demonstrate the use of a single DNA strand and G-quadruplex-specific dye NMM as a label-free switch for the construction of series of basic logic gates (YES, …             Towards scalable nano-engineering of graphene ▶     A. J. Martínez-Galera, I. Brihuega, A. Gutiérrez-Rubio et al.     By merging bottom-up and top-down strategies we tailor graphene's electronic properties within nanometer accuracy, which opens up the possibility to design optical and plasmonic …             Two-Dimensional Ordering of Solute Nanoclusters at a Close-Packed Stacking Fault: Modeling and Experimental Analysis ▶     Hajime Kimizuka, Shu Kurokawa, Akihiro Yamaguchi et al.     Predicting the equilibrium ordered structures at internal interfaces, especially in the case of nanometer-scale chemical heterogeneities, is an ongoing challenge in materials …             Clogging transition of many-particle systems flowing through bottlenecks ▶     Iker Zuriguel, Daniel Ricardo Parisi, Raúl Cruz Hidalgo et al.     When a large set of discrete bodies passes through a bottleneck, the flow may become intermittent due to the development of clogs that obstruct the constriction. Clogging is …             Experimental demonstration of superconducting critical temperature increase in electromagnetic metamaterials ▶     Vera N. Smolyaninova, Bradley Yost, Kathryn Zander et al.     A recent proposal that the metamaterial approach to dielectric response engineering may increase the critical temperature of a composite superconductor-dielectric metamaterial …             Utilisation of adsorption and desorption for simultaneously improving protein crystallisation success rate and crystal quality ▶     Yun-Zhu Guo, Li-Hua Sun, Dominik Oberthuer et al.     High-quality protein crystals of suitable size are an important prerequisite for applying X-ray crystallography to determine the 3-dimensional structure of proteins. However, it …             Potassium Niobate Nanolamina: A Promising Adsorbent for Entrapment of Radioactive Cations from Water ▶     Jin Sun, Dongjiang Yang, Cuihua Sun et al.     Processing and managing radioactive waste is a great challenge worldwide as it is extremely difficult and costly; the radioactive species, cations or anions, leaked into the …             Live visualizations of single isolated tubulin protein self-assembly via tunneling current: effect of electromagnetic pumping during spontaneous growth of microtubule ▶     Satyajit Sahu, Subrata Ghosh, Daisuke Fujita et al.     As we bring tubulin protein molecules one by one into the vicinity, they self-assemble and entire event we capture live via quantum tunneling. We observe how these molecules form …             Charge transport in ion-gated mono-, bi-, and trilayer MoS2 field effect transistors ▶     Leiqiang Chu, Hennrik Schmidt, Jiang Pu et al.     Charge transport in MoS2 in the low carrier density regime is dominated by trap states and band edge disorder. The intrinsic transport properties of MoS2 emerge in the high …             Controlling charge-density-wave states in nano-thick crystals of 1T-TaS2 ▶     Masaro Yoshida, Yijin Zhang, Jianting Ye et al.     Two-dimensional crystals, especially graphene and transition metal dichalcogenides (TMDs), are attracting growing interests because they provide an ideal platform for novel and …             Development of very high Jc in Ba(Fe1-xCox)2As2 thin films grown on CaF2 ▶     C. Tarantini, F. Kametani, S. Lee et al.     Ba(Fe1-xCox)2As2 is the most tunable of the Fe-based superconductors (FBS) in terms of acceptance of high densities of self-assembled and artificially introduced pinning centres …             A multifunctional azobenzene-based polymeric adsorbent for effective water remediation ▶     Decheng Wan, Feng Chen, Qingrui Geng et al.     The efficient removal of trace carcinogenic organic pollutants, such as polycyclic aromatic hydrocarbons (PAHs) and ionic dyes, from water is an important technical challenge. We …             High-Efficient Production of Boron Nitride Nanosheets via an Optimized Ball Milling Process for Lubrication in Oil ▶     Deepika, Lu Hua Li, Alexey M. Glushenkov et al.     Although tailored wet ball milling can be an efficient method to produce a large quantity of two-dimensional nanomaterials, such as boron nitride (BN) nanosheets, milling …             Strain-induced quantum spin Hall effect in methyl-substituted germanane GeCH3 ▶     Yandong Ma, Ying Dai, Wei Wei et al.     Quantum spin Hall (QSH) insulators exhibit a bulk insulting gap and metallic edge states characterized by nontrivial topology. We investigated the electronic structure of an …             Anisotropy of the superconducting gap in the iron-based superconductor BaFe2(As1-xPx)2 ▶     T. Yoshida, S. Ideta, T. Shimojima et al.     We report peculiar momentum-dependent anisotropy in the superconducting gap observed by angle-resolved photoemission spectroscopy in BaFe2(As1-xPx)2 (x=0.30, Tc=30 K). …             Laser polarization and phase control of up-conversion fluorescence in rare-earth ions ▶     Yunhua Yao, Shian Zhang, Hui Zhang et al.     We theoretically and experimentally demonstrate the up-conversion fluorescence control via resonance-mediated two-photon absorption in rare-earth ions by varying both the laser …             Prosthetic ankle push-off work reduces metabolic rate but not collision work in non-amputee walking ▶     Joshua M. Caputo, Steven H. Collins     Individuals with unilateral below-knee amputation expend more energy than non-amputees during walking and exhibit reduced push-off work and increased hip work in the affected …             Wave instabilities in the presence of non vanishing background in nonlinear Schrödinger systems ▶     S. Trillo, J. S. Totero Gongora, A. Fratalocchi     We investigate wave collapse ruled by the generalized nonlinear Schrödinger (NLS) equation in 11 dimensions, for localized excitations with non-zero background, establishing …             Cross-Linking Amine-Rich Compounds into High Performing Selective CO2 Absorbents ▶     Enrico Andreoli, Eoghan P. Dillon, Laurie Cullum et al.     Amine-based absorbents play a central role in CO2 sequestration and utilization. Amines react selectively with CO2, but a drawback is the unproductive weight of solvent or …             High Energy Density Asymmetric Supercapacitor Based on NiOOH/Ni3S2/3D Graphene and Fe3O4/Graphene Composite Electrodes ▶     Tsung-Wu Lin, Chao-Shuan Dai, Kuan-Chung Hung     The application of the composite of Ni3S2 nanoparticles and 3D graphene as a novel cathode material for supercapacitors is systematically investigated in this study. It is found …             Hierarchical Macro-meso-microporous ZSM-5 Zeolite Hollow Fibers With Highly Efficient Catalytic Cracking Capability ▶     Jia Liu, Guiyuan Jiang, Ying Liu et al.     Zeolite fibers have attracted growing interest for a range of new applications because of their structural particularity while maintaining the intrinsic performances of the …             Controlling spin-dependent tunneling by bandgap tuning in epitaxial rocksalt MgZnO films ▶     D. L. Li, Q. L. Ma, S. G. Wang et al.     Widespread application of magnetic tunnel junctions (MTJs) for information storage has so far been limited by the complicated interplay between tunnel magnetoresistance (TMR) …             Unabridged phase diagram for single-phased FeSexTe1-x thin films ▶     Jincheng Zhuang, Wai Kong Yeoh, Xiangyuan Cui et al.     A complete phase diagram and its corresponding physical properties are essential prerequisites to understand the underlying mechanism of iron-based superconductivity. For the …             High speed and adaptable error correction for megabit/s rate quantum key distribution ▶     A. R. Dixon, H. Sato     Quantum Key Distribution is moving from its theoretical foundation of unconditional security to rapidly approaching real world installations. 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