Scientific Reports Physics Table of Contents e-alert: 2 February 2016

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02 February 2016      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports       Physical Sciences               A New Self-Consistent Field Model of Polymer/Nanoparticle Mixture ▶     Kang Chen, Hui-shu Li, Bo-kai Zhang et al.     Field-theoretical method is efficient in predicting assembling structures of polymeric systems. However, it’s challenging to generalize this method to study the …             Nonvolatile modulation of electronic structure and correlative magnetism of L10-FePt films using significant strain induced by shape memory substrates ▶     Chun Feng, Jiancheng Zhao, Feng Yang et al.     Tuning the lattice strain (εL) is a novel approach to manipulate the magnetic, electronic, and transport properties of spintronic materials. Achievable εL in thin film samples …             Persistent current in a correlated quantum ring with electron-phonon interaction in the presence of Rashba interaction and Aharonov-Bohm flux ▶     P. J. Monisha, I. V. Sankar, Shreekantha Sil et al.     Persistent current in a correlated quantum ring threaded by an Aharonov-Bohm flux is studied in the presence of electron-phonon interactions and Rashba spin-orbit coupling. The …             Highly Tm3+ doped germanate glass and its single mode fiber for 2.0 μm laser ▶     Xin Wen, Guowu Tang, Qi Yang et al.     Highly Tm3+ doped optical fibers are urgently desirable for 2.0 μm compact single-frequency fiber laser and high-repetition-rate mode-locked fiber laser. Here, we systematically …             Nanospherical like reduced graphene oxide decorated TiO2 nanoparticles: an advanced catalyst for the hydrogen evolution reaction ▶     Dejian Chen, Liling Zou, Shunxing Li et al.     Modification of titanium dioxide (TiO2) for H2 generation is a grand challenge due to its high chemical inertness, large bandgap, narrow light-response range and rapid …             Comparative studies on the room-temperature ferrielectric and ferrimagnetic Ni3TeO6-type A2FeMoO6 compounds (A = Sc, Lu) ▶     Guang Song, Weiyi Zhang     First-principles calculations have been carried out to study the structural, electric, and magnetic properties of Ni3TeO6-type A2FeMoO6 compounds (A = Sc, Lu). Their electric and …             Pseudo-Hydrogen Passivation: A Novel Way to Calculate Absolute Surface Energy of Zinc Blende (111)/(͞1 ͞1 ͞1) Surface ▶     Yiou Zhang, Jingzhao Zhang, Kinfai Tse et al.     Determining accurate absolute surface energies for polar surfaces of semiconductors has been a great challenge in decades. Here, we propose pseudo-hydrogen passivation to …             Uncertainty principle for experimental measurements: Fast versus slow probes ▶     P. Hansmann, T. Ayral, A. Tejeda et al.     The result of a physical measurement depends on the time scale of the experimental probe. In solid-state systems, this simple quantum mechanical principle has far-reaching …             An Unexpected Controlled New Oxidant: SO4.– ▶     Cui-Bing Bai, Nai-Xing Wang, Xing-Wang Lan et al.     A controlled new oxidant sulfate radical anion (SO4.–) was found and it can be easily prepared by mixing Na2S2O4 and TBHP with stirring. In this new metal-free oxidation system …             Nonlinear photomechanics of nematic networks: upscaling microscopic behaviour to macroscopic deformation ▶     Hayoung Chung, Joonmyung Choi, Jung-Hoon Yun et al.     A liquid crystal network whose chromophores are functionalized by photochromic dye exhibits light-induced mechanical behaviour. As a result, the micro-scaled thermotropic traits …             High Resolution Quantitative Angle-Scanning Widefield Surface Plasmon Microscopy ▶     Han-Min Tan, Suejit Pechprasarn, Jing Zhang et al.     We describe the construction of a prismless widefield surface plasmon microscope; this has been applied to imaging of the interactions of protein and antibodies in aqueous media. …             Weak value amplification: a view from quantum estimation theory that highlights what it is and what isn’t ▶     Juan P. Torres, Luis José Salazar-Serrano     Weak value amplification (WVA) is a concept that has been extensively used in a myriad of applications with the aim of rendering measurable tiny changes of a variable of …             Pure electrical, highly-efficient and sidelobe free coherent Raman spectroscopy using acousto-optics tunable filter (AOTF) ▶     Zhaokai Meng, Georgi I. Petrov, Vladislav V. Yakovlev     Fast and sensitive Raman spectroscopy measurements are imperative for a large number of applications in biomedical imaging, remote sensing and material characterization. …             Direct Observation of Defect Range and Evolution in Ion-Irradiated Single Crystalline Ni and Ni Binary Alloys ▶     Chenyang Lu, Ke Jin, Laurent K. Béland et al.     Energetic ions have been widely used to evaluate the irradiation tolerance of structural materials for nuclear power applications and to modify material properties. It is …             Tailoring the physical properties of Ni-based single-phase equiatomic alloys by modifying the chemical complexity ▶     K. Jin, B. C. Sales, G. M. Stocks et al.     Equiatomic alloys (e.g. high entropy alloys) have recently attracted considerable interest due to their exceptional properties, which might be closely related to their extreme …             Electrochemical Energy Storage Application and Degradation Analysis of Carbon-Coated Hierarchical NiCo2S4 Core-Shell Nanowire Arrays Grown Directly on Graphene/Nickel Foam ▶     Rujia Zou, Muk Fung Yuen, Li Yu et al.     We developed a new electrode comprising thin carbon layer coated hierarchical NiCo2S4 core-shell nanowire arrays (NiCo2S4@C CSNAs) on graphene/Ni foam (Ni@G) substrates. The …             ZnCr2O4 Nanoparticles: Facile Synthesis, Characterization, and Photocatalytic Properties ▶     Zahra Mousavi, Faezeh Soofivand, Mahdiyeh Esmaeili-Zare et al.     In this work, zinc chromite (ZnCr2O4) nanostructures have been synthesized through co-precipitation method. The effect of various parameters such as alkaline agent, pH value, and …             Metasurface Broadband Solar Absorber ▶     Abul K. Azad, Wilton J. M. Kort-Kamp, Milan Sykora et al.     We demonstrate a broadband, polarization independent, wide-angle absorber based on a metallic metasurface architecture, which accomplishes greater than 90% absorptance in the …             Hybridized Phosphate with Ultrathin Nanoslices and Single Crystal Microplatelets for High Performance Supercapacitors ▶     Yufeng Zhao, Zhaoyang Chen, Ding-Bang Xiong et al.     A novel hybridized phosphate is developed through a mild hydrothermal method to construct high performance asymmetric supercapacitor. Single layered (Ni,Co)3(PO4)2·8H2O …             High Performance Transparent Transistor Memory Devices Using Nano-Floating Gate of Polymer/ZnO Nanocomposites ▶     Chien-Chung Shih, Wen-Ya Lee, Yu-Cheng Chiu et al.     Nano-floating gate memory devices (NFGM) using metal nanoparticles (NPs) covered with an insulating polymer have been considered as a promising electronic device for the …             Tinselenidene: a Two-dimensional Auxetic Material with Ultralow Lattice Thermal Conductivity and Ultrahigh Hole Mobility ▶     Li-Chuan Zhang, Guangzhao Qin, Wu-Zhang Fang et al.     By means of extensive ab initio calculations, a new two-dimensional (2D) atomic material tin selenide monolayer (coined as tinselenidene) is predicted to be a semiconductor with …             Facile Synthesis of Core/Shell-like NiCo2O4-Decorated MWCNTs and its Excellent Electrocatalytic Activity for Methanol Oxidation ▶     Tae-Hoon Ko, Kesavan Devarayan, Min-Kang Seo et al.     The design and development of an economic and highly active non-precious electrocatalyst for methanol electrooxidation is challenging due to expensiveness of the precursors as …             Universal conformational properties of polymers in ionic nanogels ▶     Hideki Kobayashi, Roland G. Winkler     Polyelectrolyte gels are known to undergo significant conformational changes in response to external stimuli such as pH, temperature, or the dielectric constant. Specifically, an …             Toward Contactless Biology: Acoustophoretic DNA Transfection ▶     Thomas Vasileiou, Daniele Foresti, Adem Bayram et al.     Acoustophoresis revolutionized the field of container-less manipulation of liquids and solids by enabling mixing procedures which avoid contamination and loss of reagents due to …             Two betweenness centrality measures based on Randomized Shortest Paths ▶     Ilkka Kivimäki, Bertrand Lebichot, Jari Saramäki et al.     This paper introduces two new closely related betweenness centrality measures based on the Randomized Shortest Paths (RSP) framework, which fill a gap between traditional network …             Efficient simultaneous adsorption-biodegradation of high-concentrated N,N-dimethylformamide from water by Paracoccus denitrificans-graphene oxide microcomposites ▶     Yuan Zheng, Dongyun Chen, Najun Li et al.     Water contamination becomes one of the most pervasive environmental issues all over the world in recent years. In this paper, the functionalization of graphene oxide (GO) with …             Confinement Correction to Mercury Intrusion Capillary Pressure of Shale Nanopores ▶     Sen Wang, Farzam Javadpour, Qihong Feng     We optimized potential parameters in a molecular dynamics model to reproduce the experimental contact angle of a macroscopic mercury droplet on graphite. With the tuned …             Intrinsic and Extrinsic Charge Transport in CH3NH3PbI3 Perovskites Predicted from First-Principles ▶     Tianqi Zhao, Wen Shi, Jinyang Xi et al.     Both intrinsic and extrinsic charge transport properties of methylammonium lead triiodide perovskites are investigated from first-principles. The weak electron-phonon couplings …             Integrated optofluidic-microfluidic twin channels: toward diverse application of lab-on-a-chip systems ▶     Chao Lv, Hong Xia, Wei Guan et al.     Optofluidics, which integrates microfluidics and micro-optical components, is crucial for optical sensing, fluorescence analysis, and cell detection. However, the realization of …             The sequence to hydrogenate coronene cations: A journey guided by magic numbers ▶     Stéphanie Cazaux, Leon Boschman, Nathalie Rougeau et al.     The understanding of hydrogen attachment to carbonaceous surfaces is essential to a wide variety of research fields and technologies such as hydrogen storage for transportation, …             Site-selective local fluorination of graphene induced by focused ion beam irradiation ▶     Hu Li, Lakshya Daukiya, Soumyajyoti Haldar et al.     The functionalization of graphene remains an important challenge for numerous applications expected by this fascinating material. To keep advantageous properties of graphene …             Equilibration and nonclassicality of a double-well potential ▶     Steve Campbell, Gabriele De Chiara, Mauro Paternostro     A double well loaded with bosonic atoms represents an ideal candidate to simulate some of the most interesting aspects in the phenomenology of thermalisation and equilibration. …             Enhanced film thickness for Néel wall in soft magnetic film by introducing strong magnetocrystalline anisotropy ▶     Fei Xu, Tao Wang, Tianyong Ma et al.     This study investigated the magnetic domain walls in a single-layer soft magnetic film with strong magnetocrystalline anisotropy energy. The soft magnetic film is composed of a …             Localised excitation of a single photon source by a nanowaveguide ▶     Wei Geng, Mathieu Manceau, Nancy Rahbany et al.     Nowadays, integrated photonics is a key technology in quantum information processing (QIP) but achieving all-optical buses for quantum networks with efficient integration of …             Lasing in Bose-Fermi mixtures ▶     Vladimir P. Kochereshko, Mikhail V. Durnev, Lucien Besombes et al.     Light amplification by stimulated emission of radiation, well-known for revolutionising photonic science, has been realised primarily in fermionic systems including widely …             Phase-Controlled Iron Oxide Nanobox Deposited on Hierarchically Structured Graphene Networks for Lithium Ion Storage and Photocatalysis ▶     Sol Yun, Young-Chul Lee, Ho Seok Park     The phase control, hierarchical architecturing and hybridization of iron oxide is important for achieving multifunctional capability for many practical applications. Herein, …             The duality principle in the presence of postselection ▶     Jonathan Leach, Eliot Bolduc, Filippo M. Miatto et al.     The duality principle, a cornerstone of quantum mechanics, limits the coexistence of wave and particle behaviours of quantum systems. This limitation takes a quantitative form …             Large-Area Growth of Turbostratic Graphene on Ni(111) via Physical Vapor Deposition ▶     Joseph A. Garlow, Lawrence K. Barrett, Lijun Wu et al.     Single-layer graphene has demonstrated remarkable electronic properties that are strongly influenced by interfacial bonding and break down for the lowest energy configuration of …             Weyl Mott Insulator ▶     Takahiro Morimoto, Naoto Nagaosa     Relativistic Weyl fermion (WF) often appears in the band structure of three dimensional magnetic materials and acts as a source or sink of the Berry curvature, i.e., the …             Ground state potential energy surfaces around selected atoms from resonant inelastic x-ray scattering ▶     Simon Schreck, Annette Pietzsch, Brian Kennedy et al.     Thermally driven chemistry as well as materials’ functionality are determined by the potential energy surface of a systems electronic ground state. This makes the potential …             Quantum Hash function and its application to privacy amplification in quantum key distribution, pseudo-random number generation and image encryption ▶     Yu-Guang Yang, Peng Xu, Rui Yang et al.     Quantum information and quantum computation have achieved a huge success during the last years. In this paper, we investigate the capability of quantum Hash function, which can …             Growth control of oxygen stoichiometry in homoepitaxial SrTiO3 films by pulsed laser epitaxy in high vacuum ▶     Ho Nyung Lee, Sung S. Ambrose Seo, Woo Seok Choi et al.     In many transition metal oxides, oxygen stoichiometry is one of the most critical parameters that plays a key role in determining the structural, physical, optical, and …             A Facile and Low-Cost Method to Enhance the Internal Quantum Yield and External Light-Extraction Efficiency for Flexible Light-Emitting Carbon-Dot Films ▶     Z. C. Jiang, T. N. Lin, H. T. Lin et al.     Solution-processed, non-toxic carbon dots (CDs) have attracted much attention due to their unique photoluminescence (PL) properties. They are promising emissive layers for …             One-dimensional Growth of Zinc Crystals on a Liquid Surface ▶     Chenxi Lu, Yi Cheng, Qifa Pan et al.     The catalyst-free growth of nanocrystals on various substrates at room temperature has been a long-standing goal in the development of material science. We report the growth of …             Weak phonon scattering effect of twin boundaries on thermal transmission ▶     Huicong Dong, Jianwei Xiao, Roderick Melnik et al.     To study the effect of twin boundaries on thermal transmission, thermal conductivities of twinned diamond with different twin thicknesses have been studied by NEMD simulation. …             Optimizing the Intralayer and Interlayer Compatibility for High-Efficiency Blue Thermally Activated Delayed Fluorescence Diodes ▶     Chunbo Duan, Chaochao Fan, Ying Wei et al.     A series of phosphine oxide hosts, 4,6-bis(diphenylphosphoryl) dibenzothiophene (DBTDPO) and 4- diphenylphosphoryldibenzothiophene (DBTSPO), and electron transporting materials …             An experimental proposal to test the physical effect of the vector potential ▶     Rui-Feng Wang     There are two interpretations of the Aharonov–Bohm (A–B) effect. One interpretation asserts that the A–B effect demonstrates that the vector potential is a physical reality that …             A one-dimensional quantum walk with multiple-rotation on the coin ▶     Peng Xue, Rong Zhang, Hao Qin et al.     We introduce and analyze a one-dimensional quantum walk with two time-independent rotations on the coin. We study the influence on the property of quantum walk due to the second …             A metasurface carpet cloak for electromagnetic, acoustic and water waves ▶     Yihao Yang, Huaping Wang, Faxin Yu et al.     We propose a single low-profile skin metasurface carpet cloak to hide objects with arbitrary shape and size under three different waves, i.e., electromagnetic (EM) waves, …             Spatially resolved and orientation dependent Raman mapping of epitaxial lateral overgrowth nonpolar a-plane GaN on r-plane sapphire ▶     Teng Jiang, Sheng-rui Xu, Jin-cheng Zhang et al.     Uncoalesced a-plane GaN epitaxial lateral overgrowth (ELO) structures have been synthesized along two mask stripe orientations on a-plane GaN template by MOCVD. The morphology of …             High-responsivity UV-Vis Photodetector Based on Transferable WS2 Film Deposited by Magnetron Sputtering ▶     Longhui Zeng, Lili Tao, Chunyin Tang et al.     The two-dimensional layered semiconducting tungsten disulfide (WS2) film exhibits great promising prospects in the photoelectrical applications because of its unique …             Ru/Al Multilayers Integrate Maximum Energy Density and Ductility for Reactive Materials ▶     K. Woll, A. Bergamaschi, K. Avchachov et al.     Established and already commercialized energetic materials, such as those based on Ni/Al for joining, lack the adequate combination of high energy density and ductile reaction …             Direct Experimental Evidence for Differing Reactivity Alterations of Minerals following Irradiation: The Case of Calcite and Quartz ▶     Isabella Pignatelli, Aditya Kumar, Kevin G. Field et al.     Concrete, used in the construction of nuclear power plants (NPPs), may be exposed to radiation emanating from the reactor core. Until recently, concrete has been assumed immune …             Conformational Dynamics, Ligand Binding and Effects of Mutations in NirE an S-Adenosyl-L-Methionine Dependent Methyltransferase ▶     Warispreet Singh, Tatyana G. Karabencheva-Christova, Gary W. Black et al.     Heme d1, a vital tetrapyrrol involved in the denitrification processes is synthesized from its precursor molecule precorrin-2 in a chemical reaction catalysed by an …             Towards a novel bioelectrocatalytic platform based on “wiring” of pyrroloquinoline quinone-dependent glucose dehydrogenase with an electrospun conductive polymeric fiber architecture ▶     Johannes Gladisch, David Sarauli, Daniel Schäfer et al.     Electrospinning is known as a fabrication technique for electrode architectures that serve as immobilization matrices for biomolecules. The current work demonstrates a novel …             Muscle contraction phenotypic analysis enabled by optogenetics reveals functional relationships of sarcomere components in Caenorhabditis elegans ▶     Hyundoo Hwang, Dawn E. Barnes, Yohei Matsunaga et al.     The sarcomere, the fundamental unit of muscle contraction, is a highly-ordered complex of hundreds of proteins. Despite decades of genetics work, the functional relationships and …             Synthesis and fungicidal activity of novel 2,5-disubstituted-1,3,4- thiadiazole derivatives containing 5-phenyl-2-furan ▶     Zi-Ning Cui, Ya-Sheng Li, De-Kun Hu et al.     A series of 2,5-disubstituted-1,3,4-thiadiazoles were synthesized using Lawesson’s reagent by an efficient approach under microwave irradiation in good yields. Their structures …             Constructal approach to cell membranes transport: Amending the ‘Norton-Simon’ hypothesis for cancer treatment ▶     Umberto Lucia, Antonio Ponzetto, Thomas S. Deisboeck     To investigate biosystems, we propose a new thermodynamic concept that analyses ion, mass and energy flows across the cell membrane. This paradigm-shifting approach has a wide …             Structural basis for the recognition of two consecutive mutually interacting DPF motifs by the SGIP1 μ homology domain ▶     Atsushi Shimada, Atsuko Yamaguchi, Daisuke Kohda     FCHo1, FCHo2, and SGIP1 are key regulators of clathrin-mediated endocytosis. Their μ homology domains (μHDs) interact with the C-terminal region of an endocytic scaffold protein, …             Allosteric Pathways in the PPARγ-RXRα nuclear receptor complex ▶     Clarisse G. Ricci, Rodrigo L. Silveira, Ivan Rivalta et al.     Understanding the nature of allostery in DNA-nuclear receptor (NR) complexes is of fundamental importance for drug development since NRs regulate the transcription of a myriad of …             Normothermic Mouse Functional MRI of Acute Focal Thermostimulation for Probing Nociception ▶     Henning Matthias Reimann, Jan Hentschel, Jaroslav Marek et al.     Combining mouse genomics and functional magnetic resonance imaging (fMRI) provides a promising tool to unravel the molecular mechanisms of chronic pain. Probing murine …             Facile Access to Graphene Oxide from Ferro-Induced Oxidation ▶     Chao Yu, Cai-Feng Wang, Su Chen     Methods allowing the oxidation of graphite to graphene oxide (GO) are vital important for the production of graphene from GO. This oxidation reaction has mainly relied on strong …             Air-mode photonic crystal ring resonator on silicon-on-insulator ▶     Ge Gao, Yong Zhang, He Zhang et al.     In this report, we propose and demonstrate an air-mode photonic crystal ring resonator (PhCRR) on silicon-on-insulator platform. Air mode is utilized to confine the optical field …             Energy and structure of bonds in the interaction of organic anions with layered double hydroxide nanosheets: A molecular dynamics study ▶     A.A. Tsukanov, S.G. Psakhie     The application of hybrid and hierarchical nanomaterials based on layered hydroxides and oxyhydroxides of metals is a swiftly progressing field in biomedicine. Layered double …             Mirror-backed Dark Alumina: A Nearly Perfect Absorber for Thermoelectronics and Thermophotovotaics ▶     Mohamed Farhat, Tsung-Chieh Cheng, Khai. Q. Le et al.     We present here a broadband, wide-angle, and polarization-independent nearly perfect absorber consisting of mirror-backed nanoporous alumina. By electrochemically anodizing the …             Estimating the minimum control count of random network models ▶     Derek Ruths, Justin Ruths     The study of controllability of complex networks has introduced the minimum number of controls required for full controllability as a new network measure of interest. This …             Explosive Contagion in Networks ▶     J. Gómez-Gardeñes, L. Lotero, S. N. Taraskin et al.     The spread of social phenomena such as behaviors, ideas or products is an ubiquitous but remarkably complex phenomenon. A successful avenue to study the spread of social …             Continuous particle separation using pressure-driven flow-induced miniaturizing free-flow electrophoresis (PDF-induced μ-FFE) ▶     Hyungkook Jeon, Youngkyu Kim, Geunbae Lim     In this paper, we introduce pressure-driven flow-induced miniaturizing free-flow electrophoresis (PDF-induced μ-FFE), a novel continuous separation method. In our separation …             Ultrafast strong-field photoelectron emission from biased metal surfaces: exact solution to time-dependent Schrödinger Equation ▶     Peng Zhang, Y. Y. Lau     Laser-driven ultrafast electron emission offers the possibility of manipulation and control of coherent electron motion in ultrashort spatiotemporal scales. Here, an analytical …             A Reliable Hybrid Adsorbent for Efficient Radioactive Cesium Accumulation from Contaminated Wastewater ▶     Md. Rabiul Awual, Tsuyoshi Yaita, Yuji Miyazaki et al.     Cesium (Cs) removal from nuclear liquid wastewater has become an emerging issue for safeguarding public health after the accident at the Fukushima Daiichi Nuclear Power Plant. A …             High efficiency integration of three-dimensional functional microdevices inside a microfluidic chip by using femtosecond laser multifoci parallel microfabrication ▶     Bing Xu, Wen-Qiang Du, Jia-Wen Li et al.     High efficiency fabrication and integration of three-dimension (3D) functional devices in Lab-on-a-chip systems are crucial for microfluidic applications. Here, a spatial light …             Magnetic Ordering in Sr3YCo4O10+x ▶     Takayoshi Kishida, Myron D. Kapetanakis, Jiaqiang Yan et al.     Transition-metal oxides often exhibit complex magnetic behavior due to the strong interplay between atomic-structure, electronic and magnetic degrees of freedom. Cobaltates, …             Ultradispersed Nanoarchitecture of LiV3O8 Nanoparticle/Reduced Graphene Oxide with High-Capacity and Long-Life Lithium-Ion Battery Cathodes ▶     Runwei Mo, Ying Du, David Rooney et al.     Lack of high-performance cathode materials has become the major barriers to lithium-ion battery applications in advanced communication equipment and electric vehicles. In this …             Heat-Initiated Chemical Functionalization of Graphene ▶     Guodong Gao, Dandan Liu, Shangcheng Tang et al.     A heat-initiated chemical reaction was developed to functionalize CVD-grown graphene at wafer scale and the reaction was universally extended to carbon nanotubes, and other …             Metasurface-based broadband hologram with high tolerance to fabrication errors ▶     Xiaohu Zhang, Jinjin Jin, Yanqin Wang et al.     With new degrees of freedom to achieve full control of the optical wavefront, metasurfaces could overcome the fabrication embarrassment faced by the metamaterials. In this paper, …             Nonlinear dynamics induced anomalous Hall effect in topological insulators ▶     Guanglei Wang, Hongya Xu, Ying-Cheng Lai     We uncover an alternative mechanism for anomalous Hall effect. In particular, we investigate the magnetisation dynamics of an insulating ferromagnet (FM) deposited on the surface …             Object Specific Trajectory Optimization for Industrial X-ray Computed Tomography ▶     Andreas Fischer, Tobias Lasser, Michael Schrapp et al.     In industrial settings, X-ray computed tomography scans are a common tool for inspection of objects. Often the object can not be imaged using standard circular or helical …             Ferroelectricity and Self-Polarization in Ultrathin Relaxor Ferroelectric Films ▶     Peixian Miao, Yonggang Zhao, Nengneng Luo et al.     We report ferroelectricity and self-polarization in the (001) oriented ultrathin relaxor ferroelectric PMN-PT films grown on Nb-SrTiO3, SrRuO3 and La0.7Sr0.3MnO3, respectively. …             Eco-friendly streamlined process for sporopollenin exine capsule extraction ▶     Raghavendra C. Mundargi, Michael G. Potroz, Jae Hyeon Park et al.     Sporopollenin exine capsules (SECs) extracted from Lycopodium clavatum spores are an attractive biomaterial possessing a highly robust structure suitable for microencapsulation …             Effects of strain relaxation in Pr0.67Sr0.33MnO3 films probed by polarization dependent X-ray absorption near edge structure ▶     Bangmin Zhang, Jingsheng Chen, Ping Yang et al.     The Mn K edge X-ray absorption near edge structure (XANES) of Pr0.67Sr0.33MnO3 films with different thicknesses on (001) LaAlO3 substrate was measured, and the effects of strain …             Ruthenium nanoparticles decorated curl-like porous carbons for high performance supercapacitors ▶     Bih-Show Lou, Pitchaimani Veerakumar, Shen-Ming Chen et al.     The synthesis of highly dispersed and stable ruthenium nanoparticles (RuNPs; ca. 2–3 nm) on porous activated carbons derived from Moringa Oleifera fruit shells (MOC) is reported …             Exploiting Information Diffusion Feature for Link Prediction in Sina Weibo ▶     Dong Li, Yongchao Zhang, Zhiming Xu et al.     The rapid development of online social networks (e.g., Twitter and Facebook) has promoted research related to social networks in which link prediction is a key problem. Although …             Tunable exchange bias in dilute magnetic alloys – chiral spin glasses ▶     Matthias Hudl, Roland Mathieu, Per Nordblad     A unidirectional anisotropy appears in field cooled samples of dilute magnetic alloys at temperatures well below the cusp temperature of the zero field cooled magnetization …             Heating-Rate-Triggered Carbon-Nanotube-based 3-Dimensional Conducting Networks for a Highly Sensitive Noncontact Sensing Device ▶     Yanlong Tai, Gilles Lubineau     Recently, flexible and transparent conductive films (TCFs) are drawing more attention for their central role in future applications of flexible electronics. Here, we report the …             Correlation between Hierarchical Structure and Processing Control of Large-area Spray-coated Polymer Solar Cells toward High Performance ▶     Yu-Ching Huang, Cheng-Si Tsao, Hou-Chin Cha et al.     The formation mechanism of a spray-coated film is different from that of a spin-coated film. This study employs grazing incidence small- and wide-angle X-ray Scattering (GISAXS …             X-ray induced singlet oxygen generation by nanoparticle-photosensitizer conjugates for photodynamic therapy: determination of singlet oxygen quantum yield ▶     Sandhya Clement, Wei Deng, Elizabeth Camilleri et al.     Singlet oxygen is a primary cytotoxic agent in photodynamic therapy. We show that CeF3 nanoparticles, pure as well as conjugated through electrostatic interaction with the …             Wind-blown Sand Electrification Inspired Triboelectric Energy Harvesting Based on Homogeneous Inorganic Materials Contact: A Theoretical Study and Prediction ▶     Wenwen Hu, Weiwei Wu, Hao-miao Zhou     Triboelectric nanogenerator (TENG) based on contact electrification between heterogeneous materials has been widely studied. Inspired from wind-blown sand electrification, we …             Multiphoton photochemical crosslinking-based fabrication of protein micropatterns with controllable mechanical properties for single cell traction force measurements ▶     Ming Hui Tong, Nan Huang, Wei Zhang et al.     Engineering 3D microstructures with predetermined properties is critical for stem cell niche studies. We have developed a multiphoton femtosecond laser-based 3D printing …             Bio-inspired Plasmonic Nanoarchitectured Hybrid System Towards Enhanced Far Red-to-Near Infrared Solar Photocatalysis ▶     Runyu Yan, Min Chen, Han Zhou et al.     Solar conversion to fuels or to electricity in semiconductors using far red-to-near infrared (NIR) light, which accounts for about 40% of solar energy, is highly significant. One …             Molecular evolution of gas cavity in [NiFeSe] hydrogenases resurrected in silico ▶     Takashi Tamura, Naoki Tsunekawa, Michiko Nemoto et al.     Oxygen tolerance of selenium-containing [NiFeSe] hydrogenases (Hases) is attributable to the high reducing power of the selenocysteine residue, which sustains the bimetallic …             Non-thermal plasma inhibits human cervical cancer HeLa cells invasiveness by suppressing the MAPK pathway and decreasing matrix metalloproteinase-9 expression ▶     Wei Li, K. N. Yu, Lingzhi Bao et al.     Non-thermal plasma (NTP) has been proposed as a novel therapeutic method for anticancer treatment. However, the mechanism underlying its biological effects remains unclear. In …             Combination of the Manifold Dimensionality Reduction Methods with Least Squares Support vector machines for Classifying the Species of Sorghum Seeds ▶     Y. M. Chen, P. Lin, J. Q. He et al.     This study was carried out for rapid and noninvasive determination of the class of sorghum species by using the manifold dimensionality reduction (MDR) method and the nonlinear …             An Injectable Enzymatically Crosslinked Carboxymethylated Pullulan/Chondroitin Sulfate Hydrogel for Cartilage Tissue Engineering ▶     Feng Chen, Songrui Yu, Bing Liu et al.     In this study, an enzymatically cross-linked injectable and biodegradable hydrogel system comprising carboxymethyl pullulan-tyramine (CMP-TA) and chondroitin sulfate-tyramine …             Near-Infrared Spectroscopy and Imaging Studies of Fertilized Fish Eggs: In Vivo Monitoring of Egg Growth at the Molecular Level ▶     Mika Ishigaki, Shoya Kawasaki, Daitaro Ishikawa et al.     In this work, the growth of fertilized Japanese medaka (Oryzias latipes) eggs was monitored in vivo at the molecular level using near-infrared (NIR) spectroscopy and NIR imaging. …             A quantitative analysis of hydraulic interaction processes in stream-aquifer systems ▶     Wenke Wang, Zhenxue Dai, Yaqian Zhao et al.     The hydraulic relationship between the stream and aquifer can be altered from hydraulic connection to disconnection when the pumping rate exceeds the maximum seepage flux of the …             Predictability of the dispersion of Fukushima-derived radionuclides and their homogenization in the atmosphere ▶     Róbert Mészáros, Ádám Leelőssy, Tibor Kovács et al.     Long-range simulation of the dispersion of air pollutants in the atmosphere is one of the most challenging tasks in geosciences. Application of precise and fast numerical models …             Innovative Application of Mechanical Activation for Rare Earth Elements Recovering: Process Optimization and Mechanism Exploration ▶     Quanyin Tan, Chao Deng, Jinhui Li     With the rapidly expanding use of fluorescent lamps (FLs) and increasing interest in conservation and sustainable utilization of critical metals such as rare earth elements …             A unique self-organization of bacterial sub-communities creates iridescence in Cellulophaga lytica colony biofilms ▶     Betty Kientz, Stephen Luke, Peter Vukusic et al.     Iridescent color appearances are widespread in nature. They arise from the interaction of light with micron- and submicron-sized physical structures spatially arranged with …             Self-Styled ZnO Nanostructures Promotes the Cancer Cell Damage and Supresses the Epithelial Phenotype of Glioblastoma ▶     Rizwan Wahab, Neha Kaushik, Farheen Khan et al.     Extensive researches have been done on the applications of zinc oxide nanoparticles (ZnO-NPs) for the biological purposes. However, the role and toxicity mechanisms of ZnO …             Corrigendum: Revealing the nanoparticles aspect ratio in the glass-metal nanocomposites irradiated with femtosecond laser ▶     S. Chervinskii, R. Drevinskas, D. V. Karpov et al.                 Orientation-Induced Effects of Water Harvesting on Humps-on-Strings of Bioinspired Fibers ▶     Yuan Chen, Dan Li, Ting Wang et al.     Smart water-collecting functions are naturally endowed on biological surfaces with unique wettable microstructures, e.g., beetle back with “alternate hydrophobic, hydrophilic …             70-fs mode-locked erbium-doped fiber laser with topological insulator ▶     Wenjun Liu, Lihui Pang, Hainian Han et al.     Femtosecond optical pulses have applications in optical communication, astronomical frequency combs, and laser spectroscopy. Here, a hybrid mode-locked erbium-doped fiber (EDF) …             Time Invariant Surface Roughness Evolution during Atmospheric Pressure Thin Film Depositions ▶     Thomas Merkh, Robert Spivey, Toh Ming Lu     The evolution of thin film morphology during atmospheric pressure deposition has been studied utilizing Monte Carlo methods. Time invariant root-mean-squared roughness and local …             Nanoparticle-Mediated Physical Exfoliation of Aqueous-Phase Graphene for Fabrication of Three-Dimensionally Structured Hybrid Electrodes ▶     Younghee Lee, Hojin Choi, Min-Sik Kim et al.     Monodispersed polypyrrole (PPy) nanospheres were physically incorporated as guest species into stacked graphene layers without significant property degradation, thereby …             Reconfigurable Optical Signal Processing Based on a Distributed Feedback Semiconductor Optical Amplifier ▶     Ming Li, Ye Deng, Jian Tang et al.     All-optical signal processing has been considered a solution to overcome the bandwidth and speed limitations imposed by conventional electronic-based systems. Over the last few …             Towards 5G: A Photonic Based Millimeter Wave Signal Generation for Applying in 5G Access Fronthaul ▶     S. E. Alavi, M. R. K. Soltanian, I. S. Amiri et al.     5G communications require a multi Gb/s data transmission in its small cells. For this purpose millimeter wave (mm-wave) RF signals are the best solutions to be utilized for high …             The Hydrophobic Effect in Solute Partitioning and Interfacial Tension ▶     Meyer B. Jackson     Studies of the partitioning of hydrophobic solutes between water and nonpolar solvents provide estimates for the energy cost of creating hydrophobic-water contacts. This energy …             Quantum random walks on congested lattices and the effect of dephasing ▶     Keith R. Motes, Alexei Gilchrist, Peter P. Rohde     We consider quantum random walks on congested lattices and contrast them to classical random walks. Congestion is modelled on lattices that contain static defects which reverse …             A Cell-Penetrating Peptide with a Guanidinylethyl Amine Structure Directed to Gene Delivery ▶     Makoto Oba, Takuma Kato, Kaori Furukawa et al.     A peptide composed of lysine with a guanidinylethyl (GEt) amine structure in the side chain [Lys(GEt)] was developed as a cell-penetrating peptide directed to plasmid DNA (pDNA) …             Bulk Crystallization in a SiO2/Al2O3/Y2O3/AlF3/B2O3/Na2O Glass: Fivefold Pseudo Symmetry due to Monoclinic Growth in a Glassy Matrix Containing Growth Barriers ▶     Wolfgang Wisniewski, Martin Seyring, Christian Patzig et al.     A glass with the mol% composition 17 Y2O3·33 Al2O3·40 SiO2·2 AlF3·3 Na2O·2 CeF3·3 B2O3 is heat treated at 1000 °C for 6–24 h. This results in the surface nucleation and growth of …             Tunable Wide-Angle Tunneling in Graphene-Assisted Frustrated Total Internal Reflection ▶     Thang Q. Tran, Sangjun Lee, Hyungjun Heo et al.     Electrically tunable permittivity of graphene provides an excellent tool in photonic device design. Many previous works on graphene-based photonic devices relied on variable …             PEDOT:PSS as multi-functional composite material for enhanced Li-air-battery air electrodes ▶     Dae Ho Yoon, Seon Hye Yoon, Kwang-Sun Ryu et al.     We propose PEDOT:PSS as a multi-functional composite material for an enhanced Li-air-battery air electrode. The PEDOT:PSS layer was coated on the surface of carbon (graphene) …             Single-crystalline aluminum film for ultraviolet plasmonic nanolasers ▶     Bo-Tsun Chou, Yu-Hsun Chou, Yen-Mo Wu et al.     Significant advances have been made in the development of plasmonic devices in the past decade. Plasmonic nanolasers, which display interesting properties, have come to play an …             Fano resonances from gradient-index metamaterials ▶     Yadong Xu, Sucheng Li, Bo Hou et al.     Fano resonances – resonant scattering features with a characteristic asymmetric profile – have generated much interest, due to their extensive and valuable applications in …             Highly Efficient Quantum Sieving in Porous Graphene-like Carbon Nitride for Light Isotopes Separation ▶     Yuanyuan Qu, Feng Li, Hongcai Zhou et al.     Light isotopes separation, such as 3He/4He, H2/D2, H2/T2, etc., is crucial for various advanced technologies including isotope labeling, nuclear weapons, cryogenics and power …             Nonclassical light from a large number of independent single-photon emitters ▶     Lukáš Lachman, Lukáš Slodička, Radim Filip     Nonclassical quantum effects gradually reach domains of physics of large systems previously considered as purely classical. We derive a hierarchy of operational criteria suitable …             Atomic-layer soft plasma etching of MoS2 ▶     Shaoqing Xiao, Peng Xiao, Xuecheng Zhang et al.     Transition from multi-layer to monolayer and sub-monolayer thickness leads to the many exotic properties and distinctive applications of two-dimensional (2D) MoS2. This …             Short range smectic order driving long range nematic order: example of cuprates ▶     R. S. Markiewicz, J. Lorenzana, G. Seibold et al.     We present a model for describing the combined presence of nematic and ‘smectic’ or stripe-like orders seen in recent scanning tunneling microscopy (STM) experiments on cuprates. …             A Biocompatible and Biodegradable Protein Hydrogel with Green and Red Autofluorescence: Preparation, Characterization and In Vivo Biodegradation Tracking and Modeling ▶     Xiaoyu Ma, Xiangcheng Sun, Derek Hargrove et al.     Because of its good biocompatibility and biodegradability, albumins such as bovine serum albumin (BSA) and human serum albumin (HSA) have found a wide range of biomedical …             Controlled Phase and Tunable Magnetism in Ordered Iron Oxide Nanotube Arrays Prepared by Atomic Layer Deposition ▶     Yijun Zhang, Ming Liu, Bin Peng et al.     Highly-ordered and conformal iron oxide nanotube arrays on an atomic scale are successfully prepared by atomic layer deposition (ALD) with controlled oxidization states and …             Minimizing resource overheads for fault-tolerant preparation of encoded states of the Steane code ▶     Hayato Goto     The seven-qubit quantum error-correcting code originally proposed by Steane is one of the best known quantum codes. The Steane code has a desirable property that most basic …             Semiquantum key distribution with secure delegated quantum computation ▶     Qin Li, Wai Hong Chan, Shengyu Zhang     Semiquantum key distribution allows a quantum party to share a random key with a “classical” party who only can prepare and measure qubits in the computational basis or reorder …             Microcantilever Actuation by Laser Induced Photoacoustic Waves ▶     Naikun Gao, Dongfang Zhao, Ran Jia et al.     We present here a combined theoretical and experimental investigation on effective excitation of microcantilever by using photoacoustic waves. The photoacoustic waves arose from …             Photonic Crystal Optical Tweezers with High Efficiency for Live Biological Samples and Viability Characterization ▶     Peifeng Jing, Jingda Wu, Gary W. Liu et al.     We propose and demonstrate a new optical trapping method for single cells that utilizes modulated light fields to trap a wide array of cell types, including mammalian, yeast, and …             Surface hydrophobicity of slippery zones in the pitchers of two Nepenthes species and a hybrid ▶     Lixin Wang, Qiang Zhou     To investigate the hydrophobicity of slippery zones, static contact angle measurement and microstructure observation of slippery surfaces from two Nepenthes species and a hybrid …             Stable solid and aqueous H2CO3 from CO2 and H2O at high pressure and high temperature ▶     Hongbo Wang, Janek Zeuschner, Mikhail Eremets et al.     Carbonic acid (H2CO3) forms in small amounts when CO2 dissolves in H2O, yet decomposes rapidly under ambient conditions of temperature and pressure. Despite its fleeting …             Capture and On-chip analysis of Melanoma Cells Using Tunable Surface Shear forces ▶     Simon Chang-Hao Tsao, Ramanathan Vaidyanathan, Shuvashis Dey et al.     With new systemic therapies becoming available for metastatic melanoma such as BRAF and PD-1 inhibitors, there is an increasing demand for methods to assist with treatment …             “Intrinsic” correlations and their temporal evolutions between winter-time PNA/EPW and winter drought in the west United States ▶     Lin Piao, Zuntao Fu, Naiming Yuan     In this study, relations between winter-time Pacific-Northern America pattern (PNA)/East Pacific wave-train (EPW) and winter-time drought in the west United States over the …             Correlating confocal microscopy and atomic force indentation reveals metastatic cancer cells stiffen during invasion into collagen I matrices ▶     Jack R. Staunton, Bryant L. Doss, Stuart Lindsay et al.     Mechanical interactions between cells and their microenvironment dictate cell phenotype and behavior, calling for cell mechanics measurements in three-dimensional (3D) …                       NATURE CONFERENCE ON TISSUE ENGINEERING AND REGENERATIVE MEDICINE Presented by: State Key Laboratory of Ophthalmology | Zhongshan Ophthalmic Center | Sun Yat-sen University Nature Materials | Nature Reviews Materials April 7—9, 2016 | Ocean Hotel, Guangzhou, China REGISTER NOW!               • Careers & Jobs         naturejobs.com Science jobs of the week       Postdoctoral Research Associate     The Scripps Research Institute - Florida            Junior Research Group Leader positions     IBEC (Institute for Bioengineering of Catalonia)            Research Assistant     University of Bristol            Senior Laboratory Research Scientist     Francis Crick Institute            Institut Curie COFUND International PhD Program - 12 PhD positions in October 2016     Institut Curie            Postdoctoral Research Fellow     Cardiovascular Research Center - Mass General Hosp            Post doctoral fellow in neuroscience     Uppsala University            PhD Positions     Medical University Graz            Research Associate     University of Glasgow            Research Technician     University of Exeter          No matter what your career stage, student, postdoc or senior scientist, you will find articles on naturejobs.com to help guide you in your science career. 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