Scientific Reports Physics Table of Contents e-alert: 01 November 2016

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01 November 2016      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports           Physical Sciences               High-resolution MALDI mass spectrometry imaging of gallotannins and monoterpene glucosides in the root of Paeonia lactiflora ▶     Bin Li, Dhaka Ram Bhandari, Andreas Römpp et al.     High-resolution atmospheric-pressure scanning microprobe matrix-assisted laser desorption/ionization mass spectrometry imaging (AP-SMALDI MSI) at 10 μm pixel size was performed …             Smooth deuterated cellulose films for the visualisation of adsorbed bio-macromolecules ▶     Jielong Su, Vikram S. Raghuwanshi, Warwick Raverty et al.     Novel thin and smooth deuterated cellulose films were synthesised to visualize adsorbed bio-macromolecules using contrast variation neutron reflectivity (NR) measurements. …             Time-resolved imaging of magnetic vortex dynamics using holography with extended reference autocorrelation by linear differential operator ▶     N. Bukin, C. McKeever, E. Burgos-Parra et al.     The magnetisation dynamics of the vortex core and Landau pattern of magnetic thin-film elements has been studied using holography with extended reference autocorrelation by …             Energy-filtered Electron Transport Structures for Low-power Low-noise 2-D Electronics ▶     Xuan Pan, Wanzhi Qiu, Efstratios Skafidas     In addition to cryogenic techniques, energy filtering has the potential to achieve high-performance low-noise 2-D electronic systems. Assemblies based on graphene quantum dots …             Abrupt onset of tongue deformation and phase space response of ions in magnetically-confined plasmas ▶     K. Ida, T. Kobayashi, K. Itoh et al.     An abrupt onset of the new tongue-shaped deformation of magnetic surface in magnetized plasmas, which was conjectured in since the 1960s but has not been observed, is …             GigaGauss solenoidal magnetic field inside bubbles excited in under-dense plasma ▶     Zs. Lécz, I. V. Konoplev, A. Seryi et al.     This paper proposes a novel and effective method for generating GigaGauss level, solenoidal quasi-static magnetic fields in under-dense plasma using screw-shaped high intensity …             Calculation of exchange integrals and Curie temperature for La-substituted barium hexaferrites ▶     Chuanjian Wu, Zhong Yu, Ke Sun et al.     As the macro behavior of the strength of exchange interaction, state of the art of Curie temperature Tc, which is directly proportional to the exchange integrals, makes sense to …             Big Area Additive Manufacturing of High Performance Bonded NdFeB Magnets ▶     Ling Li, Angelica Tirado, I. C. Nlebedim et al.     Additive manufacturing allows for the production of complex parts with minimum material waste, offering an effective technique for fabricating permanent magnets which frequently …             Thermophysical properties and oxygen transport in (Thx,Pu1−x)O2 ▶     C. O. T. Galvin, M. W. D. Cooper, M. J. D. Rushton et al.     Using Molecular Dynamics, this paper investigates the thermophysical properties and oxygen transport of (Thx,Pu1−x)O2 (0 ≤ x ≤ 1) between 300–3500 K. In particular, the …             A Novel Broadband Band-pass Filter Based on Spoof Surface Plasmon Polaritons ▶     Lei Zhao, Xin Zhang, Jun Wang et al.     In this paper, we present a novel broadband bandpass filter based on spoof surface plasmon polaritons (SSPPs) in the microwave frequency band. The proposed bandpass filter …             Synthesis of Micelles Guided Magnetite (Fe3O4) Hollow Spheres and their application for AC Magnetic Field Responsive Drug Release ▶     Madhuri Mandal Goswami     This paper reports on synthesis of hollow spheres of magnetite, guided by micelles and their application in drug release by the stimulus responsive technique. Here oleyelamine …             Understanding Longitudinal Wood Fiber Ultra-structure for Producing Cellulose Nanofibrils Using Disk Milling with Diluted Acid Prehydrolysis ▶     Yanlin Qin, Xueqing Qiu, J.Y. Zhu     Here we used dilute oxalic acid to pretreat a kraft bleached Eucalyptus pulp (BEP) fibers to facilitate mechanical fibrillation in producing cellulose nanofibrils using disk …             Compact and Thermosensitive Nature-inspired Micropump ▶     Hyejeong Kim, Kiwoong Kim, Sang Joon Lee     Liquid transportation without employing a bulky power source, often observed in nature, has been an essential prerequisite for smart applications of microfluidic devices. In this …             Dissipative phases across the superconductor-to-insulator transition ▶     F. Couëdo, O. Crauste, A. A. Drillien et al.     Competing phenomena in low dimensional systems can generate exotic electronic phases, either through symmetry breaking or a non-trivial topology. In two-dimensional (2D) systems, …             Temperature- and wavelength-insensitive parametric amplification enabled by noncollinear achromatic phase-matching ▶     Daolong Tang, Jingui Ma, Jing Wang et al.     Optical parametric chirped-pulse amplification (OPCPA) has been demonstrated to be a promising approach for pushing femtosecond pulses towards ultra-high peak powers. However, …             Advanced Raman Spectroscopy of Methylammonium Lead Iodide: Development of a Non-destructive Characterisation Methodology ▶     Paul Pistor, Alejandro Ruiz, Andreu Cabot et al.     In recent years, there has been an impressively fast technological progress in the development of highly efficient lead halide perovskite solar cells. However, the stability of …             Difference between Chitosan Hydrogels via Alkaline and Acidic Solvent Systems ▶     Jingyi Nie, Zhengke Wang, Qiaoling Hu     Chitosan (CS) has generated considerable interest for its desirable properties and wide applications. Hydrogel has been proven to be a major and vital form in the applications of …             Investigation into the Advantages of Pure Perovskite Film without PbI2 for High Performance Solar Cell ▶     Uisik Kwon, Md Mehedi Hasan, Wenping Yin et al.     In CH3NH3PbI3-based high efficiency perovskite solar cells (PSCs), tiny amount of PbI2 impurity was often found with the perovskite crystal. However, for two-step solution …             Spin-Hall nano-oscillator with oblique magnetization and Dzyaloshinskii-Moriya interaction as generator of skyrmions and nonreciprocal spin-waves ▶     A. Giordano, R. Verba, R. Zivieri et al.     Spin-Hall oscillators (SHO) are promising sources of spin-wave signals for magnonics applications, and can serve as building blocks for magnonic logic in ultralow power …             Numerical analysis of an optical nanoscale particles trapping device based on a slotted nanobeam cavity ▶     Senlin Zhang, Zhengdong Yong, Yaocheng Shi et al.     A slotted nanobeam cavity (SNC) is utilized to trap a polystyrene (PS) particle with a radius of only 2 nm. The carefully designed SNC shows an ultrahigh Q factor of 4.5 × 107 …             Adaptive Intuitionistic Fuzzy Enhancement of Brain Tumor MR Images ▶     He Deng, Wankai Deng, Xianping Sun et al.     Image enhancement techniques are able to improve the contrast and visual quality of magnetic resonance (MR) images. However, conventional methods cannot make up some deficiencies …             Delayed electron emission in strong-field driven tunnelling from a metallic nanotip in the multi-electron regime ▶     Hirofumi Yanagisawa, Sascha Schnepp, Christian Hafner et al.     Illuminating a nano-sized metallic tip with ultrashort laser pulses leads to the emission of electrons due to multiphoton excitations. As optical fields become stronger, …             Optimization of Optical Absorption of Colloids of SiO2@Au and Fe3O4@Au Nanoparticles with Constraints ▶     Xiaozheng Xue, Viktor Sukhotskiy, Edward P. Furlani     We study the optical response of monodisperse colloids of core-shell plasmonic nanoparticles and introduce a computational approach to optimize absorption for photothermal …             Simultaneous delivery of Paclitaxel and Bcl-2 siRNA via pH-Sensitive liposomal nanocarrier for the synergistic treatment of melanoma ▶     Teegala Lakshminarayan Reddy, Koteswara Rao Garikapati, S. Gopal Reddy et al.     pH-sensitive drug carriers that are sensitive to the acidic (pH = ~6.5) microenvironments of tumor tissues have been primarily used as effective drug/gene/siRNA/microRNA carriers …             Homophily in coauthorship networks of East European sociologists ▶     Marian-Gabriel Hâncean, Matjaž Perc     We study to what degree and how homophily and network properties affect individual citation counts of researchers in the sociology departments of three East European countries, …             Synchronizing stochastic circadian oscillators in single cells of Neurospora crassa ▶     Zhaojie Deng, Sam Arsenault, Cristian Caranica et al.     The synchronization of stochastic coupled oscillators is a central problem in physics and an emerging problem in biology, particularly in the context of circadian rhythms. Most …             Hi-C-constrained physical models of human chromosomes recover functionally-related properties of genome organization ▶     Marco Di Stefano, Jonas Paulsen, Tonje G. Lien et al.     Combining genome-wide structural models with phenomenological data is at the forefront of efforts to understand the organizational principles regulating the human genome. Here, …             Synchronization in flickering of three-coupled candle flames ▶     Keiko Okamoto, Akifumi Kijima, Yoshitaka Umeno et al.     When two or more candle flames are fused by approaching them together, the resulting large flame often exhibits flickering, i.e., prolonged high-frequency oscillation in its size …             Pure spin current devices based on ferromagnetic topological insulators ▶     Matthias Götte, Michael Joppe, Thomas Dahm     Two-dimensional topological insulators possess two counter propagating edge channels with opposite spin direction. Recent experimental progress allowed to create ferromagnetic …             Intrinsic and extrinsic pinning in NdFeAs(O,F): vortex trapping and lock-in by the layered structure ▶     C. Tarantini, K. Iida, J. Hänisch et al.     Fe-based superconductors (FBS) present a large variety of compounds whose properties are affected to different extents by their crystal structures. Amongst them, the REFeAs(O,F) (…             In situ Scanning Electron Microscopy of Silicon Anode Reactions in Lithium-Ion Batteries during Charge/Discharge Processes ▶     Chih-Yao Chen, Teruki Sano, Tetsuya Tsuda et al.     A comprehensive understanding of the charge/discharge behaviour of high-capacity anode active materials, e.g., Si and Li, is essential for the design and development of …             Hydrogen-doped Brookite TiO2 Nanobullets Array as a Novel Photoanode for Efficient Solar Water Splitting ▶     Mingi Choi, June Ho Lee, Youn Jeong Jang et al.     As a representative photocatalyst for photoelectrochemical solar water splitting, TiO2 has been intensively studied but most researches have focused on the rutile and anatsase …             High efficiency holographic Bragg grating with optically prolonged memory ▶     Iam Choon Khoo, Chun-Wei Chen, Tsung-Jui Ho     In this paper, we show that photosensitive azo-dye doped Blue-phase liquid crystals (BPLC) formed by natural molecular self-assembly are capable of high diffraction efficiency …             A Carbonaceous Membrane based on a Polymer of Intrinsic Microporosity (PIM-1) for Water Treatment ▶     Hee Joong Kim, Dong-Gyun Kim, Kyuchul Lee et al.     As insufficient access to clean water is expected to become worse in the near future, water purification is becoming increasingly important. Membrane filtration is the most …             A fully functionalized metamaterial perfect absorber with simple design and implementation ▶     Sze Ming Fu, Yan Kai Zhong, Ming Hsiang Tu et al.     Broadband perfect metamaterial absorbers have been drawing significant attention in recent years. A close-to-unity absorption over a broad spectral range is established and this …             The mechanical behavior dependence on the TiB whisker realignment during hot-working in titanium matrix composites ▶     Fengcang Ma, Ping Liu, Wei Li et al.     Low-cost TiB whiskers reinforced titanium matrix composite (TMCs) was fabricated with enhanced mechanical performances using in situ technologies and hot working. Morphologies …             Current controlled switching of impedance in magnetic conductor with tilted anisotropy easy axis and its applications ▶     Mihail Ipatov, Valentina Zhukova, Arkady Zhukov et al.     We present a concept and prototype of a memory element based on current driven magneto-impedance (MI) effect that stores the binary data (0, 1) as the orientation of the …             Collective Influence of Multiple Spreaders Evaluated by Tracing Real Information Flow in Large-Scale Social Networks ▶     Xian Teng, Sen Pei, Flaviano Morone et al.     Identifying the most influential spreaders that maximize information flow is a central question in network theory. Recently, a scalable method called “Collective Influence (CI)” …             Learning robust pulses for generating universal quantum gates ▶     Daoyi Dong, Chengzhi Wu, Chunlin Chen et al.     Constructing a set of universal quantum gates is a fundamental task for quantum computation. The existence of noises, disturbances and fluctuations is unavoidable during the …             Broadband Focusing Acoustic Lens Based on Fractal Metamaterials ▶     Gang Yong Song, Bei Huang, Hui Yuan Dong et al.     Acoustic metamaterials are artificial structures which can manipulate sound waves through their unconventional effective properties. Different from the locally resonant elements …             Particulate matter emissions from biochar-amended soils as a potential tradeoff to the negative emission potential ▶     Sujith Ravi, Brenton S. Sharratt, Junran Li et al.     Novel carbon sequestration strategies such as large-scale land application of biochar may provide sustainable pathways to increase the terrestrial storage of carbon. Biochar has …             Solution conformation and flexibility of capsular polysaccharides from Neisseria meningitidis and glycoconjugates with the tetanus toxoid protein ▶     Ali Saber Abdelhameed, Gordon A. Morris, Fahad Almutairi et al.     The structural integrity of meningococcal native, micro-fluidized and activated capsular polysaccharides and their glycoconjugates – in the form most relevant to their potential …             Improvement of Terahertz Wave Radiation for InAs Nanowires by Simple Dipping into Tap Water ▶     Dong Woo Park, Young Bin Ji, Jehwan Hwang et al.     We report improvement of terahertz (THz) wave radiation for Si-based catalyst-free InAs nanowires (NWs) by simple dipping into tap water (DTW). In addition, the possibility of …             Effects of Pore-Scale Disorder on Fluid Displacement in Partially-Wettable Porous Media ▶     Ran Holtzman     We present a systematic, quantitative assessment of the impact of pore size disorder and its interplay with flow rates and wettability on immiscible displacement of a viscous …             Terahertz reflectometry imaging for low and high grade gliomas ▶     Young Bin Ji, Seung Jae Oh, Seok-Gu Kang et al.     Gross total resection (GTR) of glioma is critical for improving the survival rate of glioma patients. One of the greatest challenges for achieving GTR is the difficulty in …             Critical scaling of icosahedral medium-range order in CuZr metallic glass-forming liquids ▶     Z. W. Wu, F. X. Li, C. W. Huo et al.     The temperature evolution of icosahedral medium-range order formed by interpenetrating icosahedra in CuZr metallic glassforming liquids was investigated via molecular dynamics …             Flaw-induced plastic-flow dynamics in bulk metallic glasses under tension ▶     S. H. Chen, T. M. Yue, C. P. Tsui et al.     Inheriting amorphous atomic structures without crystalline lattices, bulk metallic glasses (BMGs) are known to have superior mechanical properties, such as high strength …             Form, shape and function: segmented blood flow in the choriocapillaris ▶     M. A. Zouache, I. Eames, C. A. Klettner et al.     The development of fluid transport systems was a key event in the evolution of animals and plants. While within vertebrates branched geometries predominate, the choriocapillaris, …             Chitosan Hydrogel Structure Modulated by Metal Ions ▶     Jingyi Nie, Zhengke Wang, Qiaoling Hu     As one of the most important polysaccharide, chitosan (CS) has generated a great deal of interest for its desirable properties and wide applications. In the utilization of CS …             Synchronization in slowly switching networks of coupled oscillators ▶     Jie Zhou, Yong Zou, Shuguang Guan et al.     Networks whose structure of connections evolves in time constitute a big challenge in the study of synchronization, in particular when the time scales for the evolution of the …             Dispersing upconversion nanocrystals in a single silicon microtube ▶     Hanyang Li, Yan Wang, Hui Li et al.     Nanocrystals of Ln3+ (Ln = Yb, Tm and Ho) doped β-NaLuF4 with average diameter about 200 nm are dispersed in silica-based microtube (MT) by a simple flame heating method. The …             Variation in structure of proteins by adjusting reactive oxygen and nitrogen species generated from dielectric barrier discharge jet ▶     Ji Hoon Park, Minsup Kim, Masaharu Shiratani et al.     Over the last few years, the variation in liquid chemistry due to the development of radicals generated by cold atmospheric plasma (CAP) has played an important role in plasma …             Single 5 μm diameter needle electrode block modules for unit recordings in vivo ▶     H. Sawahata, S. Yamagiwa, A. Moriya et al.     Investigations into mechanisms in various cortical areas can be greatly improved and supported by stable recording of single neuronal activity. 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