Scientific Reports Physics Table of Contents e-alert: 18 August 2015

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18 August 2015      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports               Physical Sciences               Application of Hybrid Fillers for Improving the Through-Plane Heat Transport in Graphite Nanoplatelet-Based Thermal Interface Layers ▶     Xiaojuan Tian, Mikhail E. Itkis, Robert C. Haddon     The in-plane alignment of graphite nanoplatelets (GNPs) in thin thermal interface material (TIM) layers suppresses the though-plane heat transport thus limiting the performance …             Junction formation and current transport mechanisms in hybrid n-Si/PEDOT:PSS solar cells ▶     Sara Jäckle, Matthias Mattiza, Martin Liebhaber et al.     We investigated hybrid inorganic-organic solar cells combining monocrystalline n-type silicon (n-Si) and a highly conductive polymer poly(3,4-ethylenedioxythiophene)-poly(styrene …             Experimental realization of spatially separated entanglement with continuous variables using laser pulse trains ▶     Yun Zhang, Ryuhi Okubo, Mayumi Hirano et al.     Spatially separated entanglement is demonstrated by interfering two high-repetition squeezed pulse trains. The entanglement correlation of the quadrature amplitudes between …             Crack formation and prevention in colloidal drops ▶     Jin Young Kim, Kun Cho, Seul-a Ryu et al.     Crack formation is a frequent result of residual stress release from colloidal films made by the evaporation of colloidal droplets containing nanoparticles. Crack prevention is a …             The growth scale and kinetics of WS2 monolayers under varying H2 concentration ▶     Kyung Nam Kang, Kyle Godin, Eui-Hyeok Yang     The optical and electronic properties of tungsten disulfide monolayers (WS2) have been extensively studied in the last few years, yet growth techniques for WS2 remain behind …             Improving the accuracy of the k-shell method by removing redundant links: From a perspective of spreading dynamics ▶     Ying Liu, Ming Tang, Tao Zhou et al.     Recent study shows that the accuracy of the k-shell method in determining node coreness in a spreading process is largely impacted due to the existence of core-like group, which …             Theoretical Study of Large-Angle Bending Transport of Microparticles by 2D Acoustic Half-Bessel Beams ▶     Yixiang Li, Chunyin Qiu, Shengjun Xu et al.     Conventional microparticle transports by light or sound are realized along a straight line. Recently, this limit has been overcome in optics as the growing up of the …             Quantum Simulator for Transport Phenomena in Fluid Flows ▶     A. Mezzacapo, M. Sanz, L. Lamata et al.     Transport phenomena still stand as one of the most challenging problems in computational physics. By exploiting the analogies between Dirac and lattice Boltzmann equations, we …             Single-photon decision maker ▶     Makoto Naruse, Martin Berthel, Aurélien Drezet et al.     Decision making is critical in our daily lives and for society in general and is finding evermore practical applications in information and communication technologies. Herein, we …             A scenario for magnonic spin-wave traps ▶     Frederik Busse, Maria Mansurova, Benjamin Lenk et al.     Spatially resolved measurements of the magnetization dynamics on a thin CoFeB film induced by an intense laser pump-pulse reveal that the frequencies of resulting spin-wave modes …             Hierarchical Co-based Porous Layered Double Hydroxide Arrays Derived via Alkali Etching for High-performance Supercapacitors ▶     Nasser Abushrenta, Xiaochao Wu, Junnan Wang et al.     Hierarchical nanoarchitecture and porous structure can both provide advantages for improving the electrochemical performance in energy storage electrodes. Here we report a novel …             R2O3 (R=La, Y) modified erbium activated germanate glasses for mid-infrared 2.7 μm laser materials ▶     Muzhi Cai, Beier Zhou, Fengchao Wang et al.     Er3+ activated germanate glasses modified by La2O3 and Y2O3 with good thermal stability were prepared. 2.7 μm fluorescence was observed and corresponding radiative properties …             Fullerene-Structured MoSe2 Hollow Spheres Anchored on Highly Nitrogen-Doped Graphene as a Conductive Catalyst for Photovoltaic Applications ▶     Enbing Bi, Han Chen, Xudong Yang et al.     A conductive catalyst composed of fullerene-structured MoSe2 hollow spheres and highly nitrogen-doped graphene (HNG-MoSe2) was successfully synthesized via a wet chemical …             Bacterial floc mediated rapid streamer formation in creeping flows ▶     Mahtab Hassanpourfard, Zahra Nikakhtari, Ranajay Ghosh et al.     One of the central puzzles concerning the interaction of low Reynolds number fluid transport with bacterial biomass is the formation of filamentous structures called streamers. …             Generation of Subwavelength Plasmonic Nanovortices via Helically Corrugated Metallic Nanowires ▶     Changming Huang, Xianfeng Chen, Abiola O. Oladipo et al.     We demonstrate that plasmonic helical gratings consisting of metallic nanowires imprinted with helical grooves or ridges can be used efficiently to generate plasmonic vortices …             Separability criteria via sets of mutually unbiased measurements ▶     Lu Liu, Ting Gao, Fengli Yan     Mutually unbiased measurements (MUMs) are generalized from the concept of mutually unbiased bases (MUBs) and include the complete set of MUBs as a special case, but they are …             Nano-encapsulated PCM via Pickering Emulsification ▶     Xuezhen Wang, Lecheng Zhang, Yi-Hsien Yu et al.     We designed a two-step Pickering emulsification procedure to create nano-encapsulated phase changing materials (NEPCMs) using a method whose simplicity and low energy consumption …             Moiré induced organization of size-selected Pt clusters soft landed on epitaxial graphene ▶     Sébastien Linas, Fabien Jean, Tao Zhou et al.     Two-dimensional hexagonal arrays of Pt nanoparticles (1.5 nm diameter) have been obtained by deposition of preformed and size selected Pt nanoparticles on graphene. This original …             Quantitative analysis of magnetic spin and orbital moments from an oxidized iron (1 1 0) surface using electron magnetic circular dichroism ▶     Thomas Thersleff, Jan Rusz, Stefano Rubino et al.     Understanding the ramifications of reduced crystalline symmetry on magnetic behavior is a critical step in improving our understanding of nanoscale and interfacial magnetism. …             Corrigendum: Resonantly excited precession motion of three-dimensional vortex core in magnetic nanospheres ▶     Sang-Koog Kim, Myoung-Woo Yoo, Jehyun Lee et al.                 Duration of an intense laser pulse can determine the breakage of multiple chemical bonds ▶     Xinhua Xie, Erik Lötstedt, Stefan Roither et al.     Control over the breakage of a certain chemical bond in a molecule by an ultrashort laser pulse has been considered for decades. With the availability of intense non-resonant …             Hybrid quantum gates between flying photon and diamond nitrogen-vacancy centers assisted by optical microcavities ▶     Hai-Rui Wei, Gui Lu Long     Hybrid quantum gates hold great promise for quantum information processing since they preserve the advantages of different quantum systems. Here we present compact quantum …             Optimal GHZ Paradox for Three Qubits ▶     Changliang Ren, Hong-Yi Su, Zhen-Peng Xu et al.     Quatum nonlocality as a valuable resource is of vital importance in quantum information processing. The characterization of the resource has been extensively investigated mainly …             Transmitting information of an object behind the obstacle to infinity ▶     Bai Bing Xu, Wei Xiang Jiang, Ling Ling Meng et al.     We propose an illusion device that transforms a metallic cylinder into a Luneburg lens by using transformation optics. Such a transformed focusing lens guides electromagnetic …             Stabilisation of Fe2O3-rich Perovskite Nanophase in Epitaxial Rare-earth Doped BiFeO3 Films ▶     Huairuo Zhang, Ian M. Reaney, Daniel M. Marincel et al.     Researchers have demonstrated that BiFeO3 exhibits ferroelectric hysteresis but none have shown a strong ferromagnetic response in either bulk or thin film without significant …             Photonic ququart logic assisted by the cavity-QED system ▶     Ming-Xing Luo, Yun Deng, Hui-Ran Li et al.     Universal quantum logic gates are important elements for a quantum computer. In contrast to previous constructions of qubit systems, we investigate the possibility of ququart …             Dirac directional emission in anisotropic zero refractive index photonic crystals ▶     Xin-Tao He, Yao-Nan Zhong, You Zhou et al.     A certain class of photonic crystals with conical dispersion is known to behave as isotropic zero-refractive-index medium. However, the discrete building blocks in such photonic …             Direct probing of contact electrification by using optical second harmonic generation technique ▶     Xiangyu Chen, Dai Taguchi, Takaaki Manaka et al.     Contact electrification between two different materials is one of the oldest fields of study in solid-state physics. Here, we introduced an innovative system based on optical …             Large single crystal growth, transport property, and spectroscopic characterizations of three-dimensional Dirac semimetal Cd3As2 ▶     R. Sankar, M. Neupane, S.-Y. Xu et al.     The three dimensional (3D) Dirac semimetal is a new quantum state of matter that has attracted much attention recently in physics and material science. Here, we report on the …             Tunable terahertz fishnet metamaterials based on thin nematic liquid crystal layers for fast switching ▶     Dimitrios C. Zografopoulos, Romeo Beccherelli     The electrically tunable properties of liquid-crystal fishnet metamaterials are theoretically investigated in the terahertz spectrum. A nematic liquid crystal layer is introduced …             A learnable parallel processing architecture towards unity of memory and computing ▶     H. Li, B. Gao, Z. Chen et al.     Developing energy-efficient parallel information processing systems beyond von Neumann architecture is a long-standing goal of modern information technologies. The widely used …             Label-Free Biosensing with High Selectivity in Complex Media using Microtoroidal Optical Resonators ▶     Erol Ozgur, Pelin Toren, Ozan Aktas et al.     Although label-free biosensors comprised of optical microcavities inherently possess the capability of resolving molecular interactions at individual level, this extreme …             Strong textured SmCo5 nanoflakes with ultrahigh coercivity prepared by multistep (three steps) surfactant-assisted ball milling ▶     Wen-Liang Zuo, Xin Zhao, Jie-Fu Xiong et al.     The high coercivity of 26.2 kOe for SmCo5 nanoflakes are obtained by multistep (three steps) surfactant-assisted ball milling. The magnetic properties, phase structure and …             Sub-0.5 V Highly Stable Aqueous Salt Gated Metal Oxide Electronics ▶     Sungjun Park, SeYeong Lee, Chang-Hyun Kim et al.     Recently, growing interest in implantable bionics and biochemical sensors spurred the research for developing non-conventional electronics with excellent device characteristics …             Artificial biofilms establish the role of matrix interactions in staphylococcal biofilm assembly and disassembly ▶     Elizabeth J. Stewart, Mahesh Ganesan, John G. Younger et al.     We demonstrate that the microstructural and mechanical properties of bacterial biofilms can be created through colloidal self-assembly of cells and polymers, and thereby link the …             High-yield isolation of extracellular vesicles using aqueous two-phase system ▶     Hyunwoo Shin, Chungmin Han, Joseph M. Labuz et al.     Extracellular vesicles (EVs) such as exosomes and microvesicles released from cells are potential biomarkers for blood-based diagnostic applications. To exploit EVs as diagnostic …             Microfluidic-based fabrication, characterization and magnetic functionalization of microparticles with novel internal anisotropic structure ▶     Yang Qiu, Fei Wang, Ying-Mei Liu et al.     Easy fabrication and independent control of the internal and external morphologies of core-shell microparticles still remain challenging. Core-shell microparticle comprised of a …             Spatial correlations and optical properties in three-dimensional deterministic aperiodic structures ▶     Michael Renner, Georg von Freymann     Photonic systems have strongly varying optical properties depending on the spatial correlations present in a given realization. In photonic crystals the correlations are …             Tailoring the strength and porosity of rapid-hardening magnesia phosphate paste via the pre-foaming method ▶     Li-Jie Liu, Jin-Hong Li, Xiang Wang et al.     High-porosity magnesia phosphate paste (HPMPP) was prepared via the pre-foaming method. In the pre-foaming method, sintering treatment was not required. The bulk density and …             Hydrogen reverses the clustering tendency of carbon in amorphous silicon oxycarbide ▶     Hepeng Ding, Michael J. Demkowicz     Amorphous silicon oxycarbide (SiOC) is of great technological interest. However, its atomic-level structure is not well understood. Using density functional theory calculations, …             High resolution skin-like sensor capable of sensing and visualizing various sensations and three dimensional shape ▶     Tianbai Xu, Wenbo Wang, Xiaolei Bian et al.     Human skin contains multiple receptors, and is able to sense various stimuli such as temperature, pressure, force, corrosion etc, and to feel pains and the shape of objects. The …             Ferroelectricity driven magnetism at domain walls in LaAlO3/PbTiO3 superlattices ▶     P. X. Zhou, S. Dong, H. M. Liu et al.     Charge dipole moment and spin moment rarely coexist in single-phase bulk materials except in some multiferroics. Despite the progress in the past decade, for most multiferroics …             Chain-like structure elements in Ni40Ta60 metallic glasses observed by scanning tunneling microscopy ▶     Rémy Pawlak, Laurent Marot, Ali Sadeghi et al.     The structure of metallic glasses is a long-standing question because the lack of long-range order makes diffraction based techniques difficult to be applied. Here, we used …             Improve oxidation resistance at high temperature by nanocrystalline surface layer ▶     Z. X. Xia, C. Zhang, X. F. Huang et al.     An interesting change of scale sequence occurred during oxidation of nanocrystalline surface layer by means of a surface mechanical attrition treatment. The three-layer oxide …             Formation of broadband antireflective and superhydrophilic subwavelength structures on fused silica using one-step self-masking reactive ion etching ▶     Xin Ye, Xiaodong Jiang, Jin Huang et al.     Fused silica subwavelength structures (SWSs) with an average period of ~100 nm were fabricated using an efficient approach based on one-step self-masking reactive ion etching. …             Contribution of Fe3O4 nanoparticles to the fouling of ultrafiltration with coagulation pre-treatment ▶     Wenzheng Yu, Lei Xu, Nigel Graham et al.     A coagulation (FeCl3)-ultrafiltration process was used to treat two different raw waters with/without the presence of Fe3O4 nanoparticle contaminants. The existence of Fe3O4 …             An integrated system for identifying the hidden assassins in traditional medicines containing aristolochic acids ▶     Lan Wu, Wei Sun, Bo Wang et al.     Traditional herbal medicines adulterated and contaminated with plant materials from the Aristolochiaceae family, which contain aristolochic acids (AAs), cause aristolochic acid …             Silver Nanorods Wrapped with Ultrathin Al2O3 Layers Exhibiting Excellent SERS Sensitivity and Outstanding SERS Stability ▶     Lingwei Ma, Yu Huang, Mengjing Hou et al.     Silver nanostructures have been considered as promising substrates for surface-enhanced Raman scattering (SERS) with extremely high sensitivity. The applications, however, are …             Unexpected observation of spatially separated Kondo scattering and ferromagnetism in Ta alloyed anatase TiO2 thin films ▶     T. P. Sarkar, K. Gopinadhan, M. Motapothula et al.     We report the observation of spatially separated Kondo scattering and ferromagnetism in anatase Ta0.06Ti0.94O2 thin films as a function of thickness (10–200 nm). The Kondo …             Combination of Universal Mechanical Testing Machine with Atomic Force Microscope for Materials Research ▶     Jian Zhong, Dannong He     Surface deformation and fracture processes of materials under external force are important for understanding and developing materials. Here, a combined horizontal universal …             Hydrogen segregation and its roles in structural stability and metallization: silane under pressure ▶     Wenwen Cui, Jingming Shi, Hanyu Liu et al.     We present results from first-principles calculations on silane (SiH4) under pressure. We find that a three dimensional P-3 structure becomes the most stable phase above 241 GPa. …             Bioinspired photonic structures by the reflector layer of firefly lantern for highly efficient chemiluminescence ▶     Linfeng Chen, Xiaodi Shi, Mingzhu Li et al.     Fireflies have drawn considerable attention for thousands of years due to their highly efficient bioluminescence, which is important for fundamental research and photonic …             Free and bound excitonic effects in Al0.5Ga0.5N/Al0.35Ga0.65N MQWs with different Si-doping levels in the well layers ▶     Chenguang He, Zhixin Qin, Fujun Xu et al.     Free exciton (FX) and bound exciton (BX) in Al0.5Ga0.5N/Al0.35Ga0.65N multiple quantum wells (MQWs) with different Si-doping levels in the well layers are investigated by …             Tomographic reconstruction of ionospheric electron density during the storm of 5-6 August 2011 using multi-source data ▶     Jun Tang, Yibin Yao, Liang Zhang et al.     The insufficiency of data is the essential reason for ill-posed problem existed in computerized ionospheric tomography (CIT) technique. Therefore, the method of integrating …             Anomalous High-Energy Waterfall-Like Electronic Structure in 5 d Transition Metal Oxide Sr2IrO4 with a Strong Spin-Orbit Coupling ▶     Yan Liu, Li Yu, Xiaowen Jia et al.     The low energy electronic structure of Sr2IrO4 has been well studied and understood in terms of an effective Jeff = 1/2 Mott insulator model. However, little work has been done …             In vitro degradation of pure Mg in response to glucose ▶     Rong-Chang Zeng, Xiao-Ting Li, Shuo-Qi Li et al.     Magnesium and its alloys are promising biodegradable biomaterials but are still challenging to be used in person with high levels of blood glucose or diabetes. To date, the …             Cold plasma treatment enhances oilseed rape seed germination under drought stress ▶     Li Ling, Li Jiangang, Shen Minchong et al.     Effects of cold plasma treatment on seed germination, seedling growth, antioxidant enzymes, lipid peroxidation levels and osmotic-adjustment products of oilseed rape under …             Monitoring microbial metabolites using an inductively coupled resonance circuit ▶     Daniil Karnaushenko, Larysa Baraban, Dan Ye et al.     We present a new approach to monitor microbial population dynamics in emulsion droplets via changes in metabolite composition, using an inductively coupled LC resonance circuit. …             UV-responsive nano-sponge for oil absorption and desorption ▶     Do Hyun Kim, Min Chan Jung, So-Hye Cho et al.     Controlled surface wettability for oil has been intensively studied to remove industrial oil waste or oil spill pollution from seas or rivers. In particular, external …             Multifunctional luminescent nanomaterials from NaLa(MoO4)2:Eu3+/Tb3+ with tunable decay lifetimes, emission colors, and enhanced cell viability ▶     Mei Yang, Youlong Liang, Qingyuan Gui et al.     A facile, but effective, method has been developed for large-scale preparation of NaLa(MoO4)2 nanorods and microflowers co-doped with Eu3+ and Tb3+ ions (abbreviated as: NLM:Ln3+…             Lattice Distortion in In3SbTe2 Phase Change Material with Substitutional Bi ▶     Minho Choi, Heechae Choi, Seungchul Kim et al.     Sb atoms in In3SbTe2 (IST) are partially substituted by 3.2–5.5 at.% of Bi atoms. As a result, the NaCl crystal structure of IST is slightly distorted. The distorted inter-planar …             Nanocontact Disorder in Nanoelectronics for Modulation of Light and Gas Sensitivities ▶     Yen-Fu Lin, Chia-Hung Chang, Tsu-Chang Hung et al.     To fabricate reliable nanoelectronics, whether by top-down or bottom-up processes, it is necessary to study the electrical properties of nanocontacts. The effect of nanocontact …             Adaptive quantum computation in changing environments using projective simulation ▶     M. Tiersch, E. J. Ganahl, H. J. Briegel     Quantum information processing devices need to be robust and stable against external noise and internal imperfections to ensure correct operation. In a setting of …             N Doping to ZnO Nanorods for Photoelectrochemical Water Splitting under Visible Light: Engineered Impurity Distribution and Terraced Band Structure ▶     Meng Wang, Feng Ren, Jigang Zhou et al.     Solution-based ZnO nanorod arrays (NRAs) were modified with controlled N doping by an advanced ion implantation method, and were subsequently utilized as photoanodes for …             Superradiant Quantum Heat Engine ▶     Ali Ü. C. Hardal, Özgür E. Müstecaplıoğlu     Quantum physics revolutionized classical disciplines of mechanics, statistical physics, and electrodynamics. One branch of scientific knowledge however seems untouched: …             Enhanced thermal properties of novel shape-stabilized PEG composite phase change materials with radial mesoporous silica sphere for thermal energy storage ▶     Xin Min, Minghao Fang, Zhaohui Huang et al.     Radial mesoporous silica (RMS) sphere was tailor-made for further applications in producing shape-stabilized composite phase change materials (ss-CPCMs) through a facile …             Coagulation of β-conglycinin, glycinin and isoflavones induced by calcium chloride in soymilk ▶     Yu-Hsuan Hsiao, Chia-Jung Yu, Wen-Tai Li et al.     The coagulation of β-conglycinin (7S), glycinin (11S) and isoflavones induced by calcium chloride was investigated. Approximately 92.6% of the soymilk proteins were coagulated …             Fluorogenic Assay for Inhibitors of HIV-1 Protease with Sub-picomolar Affinity ▶     Ian W. Windsor, Ronald T. Raines     A fluorogenic substrate for HIV-1 protease was designed and used as the basis for a hypersensitive assay. The substrate exhibits a kcat of 7.4 s−1, KM of 15 μM, and an increase …             Automated biphasic morphological assessment of hepatitis B-related liver fibrosis using second harmonic generation microscopy ▶     Tong-Hong Wang, Tse-Ching Chen, Xiao Teng et al.     Liver fibrosis assessment by biopsy and conventional staining scores is based on histopathological criteria. Variations in sample preparation and the use of semi-quantitative …             Zipf’s law holds for phrases, not words ▶     Jake Ryland Williams, Paul R. Lessard, Suma Desu et al.     With Zipf’s law being originally and most famously observed for word frequency, it is surprisingly limited in its applicability to human language, holding over no more than three …             Dynamic markers based on blood perfusion fluctuations for selecting skin melanocytic lesions for biopsy ▶     Gemma Lancaster, Aneta Stefanovska, Margherita Pesce et al.     Skin malignant melanoma is a highly angiogenic cancer, necessitating early diagnosis for positive prognosis. 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