Scientific Reports Physics Table of Contents e-alert: 29 September 2015

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29 September 2015      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports               Physical Sciences               Universal electronic structure of polar oxide hetero-interfaces ▶     Uwe Treske, Nadine Heming, Martin Knupfer et al.     The electronic properties of NdGaO3/SrTiO3, LaGaO3/SrTiO3, and LaAlO3/SrTiO3 interfaces, all showing an insulator-to-metal transition as a function of the overlayer-thickness, …             Charge transfer and electronic doping in nitrogen-doped graphene ▶     Frédéric Joucken, Yann Tison, Patrick Le Fèvre et al.     Understanding the modification of the graphene’s electronic structure upon doping is crucial for enlarging its potential applications. We present a study of nitrogen-doped …             Corrigendum: Crystallinity of tellurium capping and epitaxy of ferromagnetic topological insulator films on SrTiO3 ▶     Jihwey Park, Yeong-Ah Soh, Gabriel Aeppli et al.                 Atomic-scale diffractive imaging of sub-cycle electron dynamics in condensed matter ▶     Vladislav S. Yakovlev, Mark I. Stockman, Ferenc Krausz et al.     For interaction of light with condensed-matter systems, we show with simulations that ultrafast electron and X-ray diffraction can provide a time-dependent record of …             Substrate-induced interfacial plasmonics for photovoltaic conversion ▶     Xinxi Li, Chuancheng Jia, Bangjun Ma et al.     Surface plasmon resonance (SPR) is widely used as light trapping schemes in solar cells, because it can concentrate light fields surrounding metal nanostructures and realize …             Novel nano bearings constructed by physical adsorption ▶     Yongbin Zhang     The paper proposes a novel nano bearing formed by the physical adsorption of the confined fluid to the solid wall. The bearing is formed between two parallel smooth solid plane …             Flexible Tricolor Flag-liked Microribbons Array with Enhanced Conductive Anisotropy and Multifunctionality ▶     Qianli Ma, Wensheng Yu, Xiangting Dong et al.     Anisotropically conductive materials are important components in subminiature devices. However, at this stage, some defects have limited practical applications of them, …             Surface Engineering of ZnO Thin Film for High Efficiency Planar Perovskite Solar Cells ▶     Zong-Liang Tseng, Chien-Hung Chiang, Chun-Guey Wu     Sputtering made ZnO thin film was used as an electron-transport layer in a regular planar perovskite solar cell based on high quality CH3NH3PbI3 absorber prepared with a two-step …             Ionomer-Liquid Electrolyte Hybrid Ionic Conductor for High Cycling Stability of Lithium Metal Electrodes ▶     Jongchan Song, Hongkyung Lee, Min-Ju Choo et al.     The inhomogeneous Li electrodeposition of lithium metal electrode has been a major impediment to the realization of rechargeable lithium metal batteries. Although single ion …             Scalable Sub-micron Patterning of Organic Materials Toward High Density Soft Electronics ▶     Jaekyun Kim, Myung-Gil Kim, Jaehyun Kim et al.     The success of silicon based high density integrated circuits ignited explosive expansion of microelectronics. Although the inorganic semiconductors have shown superior carrier …             Small hole polaron in CdTe: Cd-vacancy revisited ▶     A. Shepidchenko, B. Sanyal, M. Klintenberg et al.     The characteristics of electronic states of Cd-vacancies in CdTe, an important semiconductor for various technological applications, are under debate both from theoretical and …             Competition between diagonal and off-diagonal coupling gives rise to charge-transfer states in polymeric solar cells ▶     Yao Yao, Nengji Zhou, Javier Prior et al.     It has long been a puzzle on what drives charge separation in artificial polymeric solar cells as a consensus has yet to emerge among rivaling theories based upon electronic …             Ag@Au core-shell dendrites: a stable, reusable and sensitive surface enhanced Raman scattering substrate ▶     Hong Jun Yin, Zhao Yang Chen, Yong Mei Zhao et al.     Surface enhanced Raman scattering (SERS) substrate based on fabricated Ag@Au core-shell dendrite was achieved. Ag dendrites were grown on Si wafer by the hydrothermal corrosion …             Ternary Phase-Separation Investigation of Sol-Gel Derived Silica from Ethyl Silicate 40 ▶     Shengnan Wang, David K. Wang, Simon Smart et al.     A ternary phase-separation investigation of the ethyl silicate 40 (ES40) sol-gel process was conducted using ethanol and water as the solvent and hydrolysing agent, respectively. …             Accommodative Behavior of Non-porous Molecular crystal at Solid-Gas and Solid-Liquid Interface ▶     Hemant M. Mande, Prasanna S. Ghalsasi     Molecular crystals demonstrate drastically different behavior in solid and liquid state, mainly due to their difference in structural frameworks. Therefore, designing of unique …             Scalability of carbon-nanotube-based thin film transistors for flexible electronic devices manufactured using an all roll-to-roll gravure printing system ▶     Hyunmo Koo, Wookyu Lee, Younchang Choi et al.     To demonstrate that roll-to-roll (R2R) gravure printing is a suitable advanced manufacturing method for flexible thin film transistor (TFT)-based electronic circuits, three …             Structural Mechanism for Regulation of Bcl-2 protein Noxa by phosphorylation ▶     Christine B. Karim, L. Michel Espinoza-Fonseca, Zachary M. James et al.     We showed previously that phosphorylation of Noxa, a 54-residue Bcl-2 protein, at serine 13 (Ser13) inhibited its ability to promote apoptosis through interactions with canonical …             Crystal Violet Lactone Salicylaldehyde Hydrazone Zn(II) Complex: a Reversible Photochromic Material both in Solution and in Solid Matrix ▶     Kai Li, Yuanyuan Li, Jing Tao et al.     Crystal violet lactone (CVL) is a classic halochromic dye which has been widely used as chromogenic reagent in thermochromic and piezochromic systems. In this work, a very first …             Mass-Controlled Direct Synthesis of Graphene-like Carbon Nitride Nanosheets with Exceptional High Visible Light Activity. Less is Better ▶     Zaiwang Zhao, Yanjuan Sun, Qian Luo et al.     In the present work, it is very surprising to find that the precursors mass, a long overlooked factor for synthesis of 2D g-C3N4, exerts unexpected impact on g-C3N4 fabrication. …             Primordial soup was edible: abiotically produced Miller-Urey mixture supports bacterial growth ▶     Xueshu Xie, Daniel Backman, Albert T. Lebedev et al.     Sixty years after the seminal Miller-Urey experiment that abiotically produced a mixture of racemized amino acids, we provide a definite proof that this primordial soup, when …             Antibody-mediated disruption of the mechanics of CS20 fimbriae of enterotoxigenic Escherichia coli ▶     Bhupender Singh, Narges Mortezaei, Bernt Eric Uhlin et al.     Preventive vaccines against enterotoxigenic Escherichia coli (ETEC) are being developed, many of which target common fimbrial colonization factors as the major constituent, based …             Enhancement of Chiroptical Signals by Circular Differential Mie Scattering of Nanoparticles ▶     SeokJae Yoo, Q-Han Park     We enhance the weak optical signals of small chiral molecules via circular differential Mie scattering (CDMS) of nanoparticles immersed in them. CDMS is the preferential Mie …             Modulation of the optical transmittance in monolayer graphene oxide by using external electric field ▶     Zhixing Qiao, Chengbing Qin, Yan Gao et al.     Graphene oxide (GO) emerges as a functional material in optoelectronic devices due to its broad spectrum response and abundant optical properties. In this article, it is …             Sharp symmetry-change marks the mechanical failure transition of glasses ▶     Dmitry V. Denisov, Minh Triet Dang, Bernd Struth et al.     Glasses acquire their solid-like properties by cooling from the supercooled liquid via a continuous transition known as the glass transition. Recent research on soft glasses …             Tunneling spectroscopy of close-spaced dangling-bond pairs in Si(001):H ▶     Mads Engelund, Rafał Zuzak, Szymon Godlewski et al.     We present a combined experimental and theoretical study of the electronic properties of close-spaced dangling-bond (DB) pairs in a hydrogen-passivated Si(001):H p-doped surface. …             In-plane tunnelling field-effect transistor integrated on Silicon ▶     Ignasi Fina, Geanina Apachitei, Daniele Preziosi et al.     Silicon has persevered as the primary substrate of microelectronics during last decades. During last years, it has been gradually embracing the integration of ferroelectricity …             Enhanced Reduction of Graphene Oxide on Recyclable Cu Foils to Fabricate Graphene Films with Superior Thermal Conductivity ▶     Sheng-Yun Huang, Bo Zhao, Kai Zhang et al.     Large-area freestanding graphene films are facilely fabricated by reducing graphene oxide films on recyclable Cu foils in H2-containing atmosphere at high temperature. Cu might …             Promoting the Adsorption of Metal Ions on Kaolinite by Defect Sites: A Molecular Dynamics Study ▶     Xiong Li, Hang Li, Gang Yang     Defect sites exist abundantly in minerals and play a crucial role for a variety of important processes. Here molecular dynamics simulations are used to comprehensively …             Quantum key distribution over 120 km using ultrahigh purity single-photon source and superconducting single-photon detectors ▶     Kazuya Takemoto, Yoshihiro Nambu, Toshiyuki Miyazawa et al.     Advances in single-photon sources (SPSs) and single-photon detectors (SPDs) promise unique applications in the field of quantum information technology. In this paper, we report …             Properties of Transmission and Leaky Modes in a Plasmonic Waveguide Constructed by Periodic Subwavelength Metallic Hollow Blocks ▶     Jin Jei Wu, Chien Jang Wu, Jian Qi Shen et al.     Based on the concept of low-frequency spoof surface plasmon polaritons (spoof SPPs), a kind of leaky mode is proposed in a waveguide made of a subwavelength metal-block array …             Spatial and spectral coherence in propagating high-intensity twin beams ▶     Ondřej Haderka, Radek Machulka, Jan Peřina et al.     Spatial and spectral coherence of high-intensity twin-beam states propagating from the near-field to the far-field configurations is experimentally investigated by measuring …             Millisecond newly born pulsars as efficient accelerators of electrons ▶     Zaza Osmanov, Swadesh Mahajan, George Machabeli et al.     The newly born millisecond pulsars are investigated as possible energy sources for creating ultra-high energy electrons. The transfer of energy from the star rotation to high …             Optofluidic analysis system for amplification-free, direct detection of Ebola infection ▶     H. Cai, J. W. Parks, T. A. Wall et al.     The massive outbreak of highly lethal Ebola hemorrhagic fever in West Africa illustrates the urgent need for diagnostic instruments that can identify and quantify infections …             Phase diagram and spin mixing dynamics in spinor condensates with a microwave dressing field ▶     Yixiao Huang, Wei Zhong, Zhe Sun et al.     Spinor condensates immersed in a microwave dressing field, which access both negative and positive values of the net quadratic Zeeman effect, have been realized in a recent …             In situ biomarker discovery and label-free molecular histopathological diagnosis of lung cancer by ambient mass spectrometry imaging ▶     Tiegang Li, Jiuming He, Xinxin Mao et al.     Sensitive and spatial exploration of the metabolism of tumors at the metabolome level is highly challenging. In this study, we developed an in situ metabolomics method based on …             Microfluidic cytometric analysis of cancer cell transportability and invasiveness ▶     Zongbin Liu, Yeonju Lee, Joon hee Jang et al.     The extensive phenotypic and functional heterogeneity of cancer cells plays an important role in tumor progression and therapeutic resistance. Characterizing this heterogeneity …             Three-dimensional non-destructive soft-tissue visualization with X-ray staining micro-tomography ▶     Juliana Martins de S. e Silva, Irene Zanette, Peter B. Noël et al.     Low inherent contrast in soft tissues has been limiting the use of X-ray absorption micro-computed tomography (micro-CT) to access high-resolution structural information of …             Information content of contact-pattern representations and predictability of epidemic outbreaks ▶     Petter Holme     To understand the contact patterns of a population—who is in contact with whom, and when the contacts happen—is crucial for modeling outbreaks of infectious disease. Traditional …             Cortical Folding Pattern and its Consistency Induced by Biological Growth ▶     Mir Jalil Razavi, Tuo Zhang, Tianming Liu et al.     Cortical folding, characterized by convex gyri and concave sulci, has an intrinsic relationship to the brain’s functional organization. Understanding the mechanism of the brain’s …             Role of tool marks inside spherical mitigation pit fabricated by micro-milling on repairing quality of damaged KH2PO4 crystal ▶     Ming-Jun Chen, Jian Cheng, Xiao-Dong Yuan et al.     Repairing initial slight damage site into stable structures by engineering techniques is the leading strategy to mitigate the damage growth on large-size components used in …             Anomalous Structural Transition and Electrical Transport Behaviors in Compressed Zn2SnO4: Effect of Interface ▶     Haiwa Zhang, Feng Ke, Yan Li et al.     The interface effect is one of the most important factors that strongly affect the structural transformations and the properties of nano-/submicro-crystals under pressure. …             Plasmonic mode interferences and Fano resonances in Metal-Insulator- Metal nanostructured interface ▶     Rana Nicolas, Gaëtan Lévêque, Joseph Marae-Djouda et al.     Metal-insulator-metal systems exhibit a rich underlying physics leading to a high degree of tunability of their spectral properties. We performed a systematic study on a …             THz near-field spectral encoding imaging using a rainbow metasurface ▶     Kanghee Lee, Hyun Joo Choi, Jaehyeon Son et al.     We demonstrate a fast image acquisition technique in the terahertz range via spectral encoding using a metasurface. The metasurface is composed of spatially varying units of mesh …             Divergent Synthesis of Chondroitin Sulfate Disaccharides and Identification of Sulfate Motifs that Inhibit Triple Negative Breast Cancer ▶     Zhong Wei Poh, Chin Heng Gan, Eric J. Lee et al.     Glycosaminoglycans (GAGs) regulate many important physiological processes. A pertinent issue to address is whether GAGs encode important functional information via introduction …             Hypervalent Iodine with Linear Chain at High Pressure ▶     Shubo Wei, Jianyun Wang, Shiyu Deng et al.     Iodine is an element of fascinating chemical complexity, and numerous hypervalent iodine compounds reveal vital value of applications in organic synthesis. Investigation of the …             Intense, carrier frequency and bandwidth tunable quasi single-cycle pulses from an organic emitter covering the Terahertz frequency gap ▶     C. Vicario, B. Monoszlai, M. Jazbinsek et al.     In Terahertz (THz) science, one of the long-standing challenges has been the formation of spectrally dense, single-cycle pulses with tunable duration and spectrum across the …             Protonated Melamine Sponge for Effective Oil/Water Separation ▶     Chih-Feng Wang, Hsiang-Ching Huang, Liang-Ting Chen     In this study, we fabricated a superhydrophilic and underwater superoleophobic protonated melamine sponge for effective separation of water-rich immiscible oil/water mixtures …             Ab initio molecular dynamics of liquid water using embedded-fragment second-order many-body perturbation theory towards its accurate property prediction ▶     Soohaeng Yoo Willow, Michael A. Salim, Kwang S. Kim et al.     A direct, simultaneous calculation of properties of a liquid using an ab initio electron-correlated theory has long been unthinkable. Here we present structural, dynamical, and …             Tunable mid-infrared coherent perfect absorption in a graphene meta-surface ▶     Yuancheng Fan, Zhe Liu, Fuli Zhang et al.     Graphene has drawn considerable attention due to its intriguing properties in photonics and optoelectronics. However, its interaction with light is normally rather weak. …             Dirac and Weyl Semimetal in XYBi (X = Ba, Eu; Y = Cu, Ag and Au) ▶     Yongping Du, Bo Wan, Di Wang et al.     Weyl and Dirac semimetals recently stimulate intense research activities due to their novel properties. Combining first-principles calculations and effective model analysis, we …             Wearable Electronics of Silver-Nanowire/Poly(dimethylsiloxane) Nanocomposite for Smart Clothing ▶     Gui-Wen Huang, Hong-Mei Xiao, Shao-Yun Fu     Wearable electronics used in smart clothing for healthcare monitoring or personalized identification is a new and fast-growing research topic. The challenge is that the …             Electrochemical Bioelectronic Device Consisting of Metalloprotein for Analog Decision Making ▶     Yong-Ho Chung, Taek Lee, Si-Youl Yoo et al.     We demonstrate an analog type logical device that combines metalloprotein and organic/inorganic materials and can make an interactive analog decision. Myoglobin is used as a …             A Sustainable Substitute for Ivory: the Jarina Seed from the Amazon ▶     Yinghao Chu, Marc A. Meyers A, Bin Wang et al.     The dried endosperm of the seed of Phytelephas sp is widely used for artisanal work in the Amazon region due to its favorable mechanical properties and pleasant appearance that …             Layer matching epitaxy of NiO thin films on atomically stepped sapphire (0001) substrates ▶     Ryosuke Yamauchi, Yosuke Hamasaki, Takuto Shibuya et al.     Thin-film epitaxy is critical for investigating the original properties of materials. To obtain epitaxial films, careful consideration of the external conditions, i.e. …             Anomalous Fluorescence Enhancement from Double Heterostructure 3D Colloidal Photonic Crystals–A Multifunctional Fluorescence-Based Sensor Platform ▶     Ehsan Eftekhari, Xiang Li, Tak H. Kim et al.     Augmenting fluorescence intensity is of vital importance to the development of chemical and biochemical sensing, imaging and miniature light sources. Here we report an …             Superstructures of chiral nematic microspheres as all-optical switchable distributors of light ▶     Sarah J. Aβhoff, Sertan Sukas, Tadatsugu Yamaguchi et al.     Light technology is based on generating, detecting and controlling the wavelength, polarization and direction of light. Emerging applications range from electronics and …             Fabrication of UV Photodetector on TiO2/Diamond Film ▶     Zhangcheng Liu, Fengnan Li, Shuoye Li et al.     The properties of ultraviolet (UV) photodetector fabricated on TiO2/diamond film were investigated. Single crystal diamond layer was grown on high-pressure-high-temperature …             NIR-driven Smart Theranostic Nanomedicine for On-demand Drug Release and Synergistic Antitumour Therapy ▶     Pengfei Zhao, Mingbin Zheng, Zhenyu Luo et al.     Smart nanoparticles (NPs) that respond to external and internal stimulations have been developing to achieve optimal drug release in tumour. However, applying these smart NPs to …             Designing new strategy for controlling DNA orientation in biosensors ▶     Chao Feng, Hong-ming Ding, Chun-lai Ren et al.     Orientation controllable DNA biosensors hold great application potentials in recognizing small molecules and detecting DNA hybridization. Though electric field is usually used to …             A quantitative study of 3D-scanning frequency and Δd of tracking points on the tooth surface ▶     Hong Li, Peijun Lyu, Yuchun Sun et al.     Micro-movement of human jaws in the resting state might influence the accuracy of direct three-dimensional (3D) measurement. Providing a reference for sampling frequency settings …             Chronic multichannel neural recordings from soft regenerative microchannel electrodes during gait ▶     Katherine M. Musick, Jacopo Rigosa, Shreya Narasimhan et al.     Reliably interfacing a nerve with an electrode array is one of the approaches to restore motor and sensory functions after an injury to the peripheral nerve. Accomplishing this …             Griffiths phases and localization in hierarchical modular networks ▶     Géza Ódor, Ronald Dickman, Gergely Ódor     We study variants of hierarchical modular network models suggested by Kaiser and Hilgetag [ Front. in Neuroinform., 4 (2010) 8] to model functional brain connectivity, using …             Breathing silicon anodes for durable high-power operations ▶     Chihyun Hwang, Sehun Joo, Na-Ri Kang et al.     Silicon anode materials have been developed to achieve high capacity lithium ion batteries for operating smart phones and driving electric vehicles for longer time. Serious …             Coupling Single Giant Nanocrystal Quantum Dots to the Fundamental Mode of Patch Nanoantennas through Fringe Field ▶     Feng Wang, Niladri S. Karan, Hue Minh Nguyen et al.     Through single dot spectroscopy and numerical simulation studies, we demonstrate that the fundamental mode of gold patch nanoantennas have fringe-field resonance capable of …             Nano-fabrication of molecular electronic junctions by targeted modification of metal-molecule bonds ▶     S. Hassan M. Jafri, Henrik Löfås, Tobias Blom et al.     Reproducibility, stability and the coupling between electrical and molecular properties are central challenges in the field of molecular electronics. The field not only needs …             Far-field characterization of the thermal dynamics in lasing microspheres ▶     J. M. Ramírez, D. Navarro-Urrios, N. E. Capuj et al.     This work reports the dynamical thermal behavior of lasing microspheres placed on a dielectric substrate while they are homogeneously heated-up by the top-pump laser used to …             On the Structural and Chemical Characteristics of Co/Al2O3/graphene Interfaces for Graphene Spintronic Devices ▶     Bárbara Canto, Cristol P. Gouvea, Bráulio S. Archanjo et al.     We report a detailed investigation of the structural and chemical characteristics of thin evaporated Al2O3 tunnel barriers of variable thickness grown onto single-layer graphene …             Reversible Regulation of Catalytic Activity of Gold Nanoparticles with DNA Nanomachines ▶     Peipei Zhou, Sisi Jia, Dun Pan et al.     Reversible catalysis regulation has gained much attention and traditional strategies utilized reversible ligand coordination for switching catalyst’s conformations. However, it …             What’s Wrong with the Murals at the Mogao Grottoes: A Near-Infrared Hyperspectral Imaging Method ▶     Meijun Sun, Dong Zhang, Zheng Wang et al.     Although a significant amount of work has been performed to preserve the ancient murals in the Mogao Grottoes by Dunhuang Cultural Research, non-contact methods need to be …             Impact of Substrate and Bright Resonances on Group Velocity in Metamaterial without Dark Resonator ▶     Mohammad Parvinnezhad Hokmabadi, Ju-Hyung Kim, Elmer Rivera et al.     Manipulating the speed of light has never been more exciting since electromagnetic induced transparency and its classical analogs led to slow light. Here, we report the …             Size-controllable Ni5TiO7 nanowires as promising catalysts for CO oxidation ▶     Yanan Jiang, Baodan Liu, Lini Yang et al.     Ni5TiO7 nanowires with controllable sizes are synthesized using PEO method combined with impregnation and annealing at 1050oC in air, with adjustment of different concentrations …             Dynamic graphene filters for selective gas-water-oil separation ▶     Jihye Bong, Taekyung Lim, Keumyoung Seo et al.     Selective filtration of gas, water, and liquid or gaseous oil is essential to prevent possible environmental pollution and machine/facility malfunction in oil-based industries. …             A top-down approach for fabricating free-standing bio-carbon supercapacitor electrodes with a hierarchical structure ▶     Yingzhi Li, Qinghua Zhang, Junxian Zhang et al.     Biomass has delicate hierarchical structures, which inspired us to develop a cost-effective route to prepare electrode materials with rational nanostructures for use in …             Approach to multifunctional device platform with epitaxial graphene on transition metal oxide ▶     Jeongho Park, Tyson Back, William C. Mitchel et al.     Heterostructures consisting of two-dimensional materials have shown new physical phenomena, novel electronic and optical properties, and new device concepts not observed in bulk …             A New Silicon Phase with Direct Band Gap and Novel Optoelectronic Properties ▶     Yaguang Guo, Qian Wang, Yoshiyuki Kawazoe et al.     Due to the compatibility with the well-developed Si-based semiconductor industry, there is considerable interest in developing silicon structures with direct energy band gaps for …             Effect of band-aligned double absorber layers on photovoltaic characteristics of chemical bath deposited PbS/CdS thin film solar cells ▶     Deuk Ho Yeon, Bhaskar Chandra Mohanty, Seung Min Lee et al.     Here we report the highest energy conversion efficiency and good stability of PbS thin film-based depleted heterojunction solar cells, not involving PbS quantum dots. The PbS …             Highly Efficient and Stable Solar Cells Based on Thiazolothiazole and Naphthobisthiadiazole Copolymers ▶     Masahiko Saito, Itaru Osaka, Yasuhito Suzuki et al.     A critical issue in polymer-based solar cells (PSCs) is to improve the power conversion efficiency (PCE) as well as the stability. Here, we describe the development of new …             Hybrid Electrodes by In-Situ Integration of Graphene and Carbon-Nanotubes in Polypyrrole for Supercapacitors ▶     Ashish Aphale, Krushangi Maisuria, Manoj K. Mahapatra et al.     Supercapacitors also known as electrochemical capacitors, that store energy via either Faradaic or non-Faradaic processes, have recently grown popularity mainly because they …             Power enhancement of heat engines via correlated thermalization in a three-level “working fluid” ▶     David Gelbwaser-Klimovsky, Wolfgang Niedenzu, Paul Brumer et al.     We explore means of maximizing the power output of a heat engine based on a periodically-driven quantum system that is constantly coupled to hot and cold baths. It is shown that …             Enhanced Thermoelectric Performance in Cu-Intercalated BiTeI by Compensation Weakening Induced Mobility Improvement ▶     Lihua Wu, Jiong Yang, Miaofang Chi et al.     The low weighted carrier mobility has long been considered to be the key challenge for improvement of thermoelectric (TE) performance in BiTeI. The Rashba-effect-induced …             Mid-infrared Photoconductive Response in AlGaN/GaN Step Quantum Wells ▶     X. Rong, X. Q. Wang, G. Chen et al.     AlGaN/GaN quantum structure is an excellent candidate for high speed infrared detectors based on intersubband transitions. However, fabrication of AlGaN/GaN quantum well infrared …             Nanoparticles modulate autophagic effect in a dispersity-dependent manner ▶     Dengtong Huang, Hualu Zhou, Jinhao Gao     Autophagy plays a key role in human health and disease, especially in cancer and neurodegeneration. Many autophagy regulators are developed for therapy. Diverse nanomaterials …             Peptide bonds affect the formation of haloacetamides, an emerging class of N-DBPs in drinking water: free amino acids versus oligopeptides ▶     Wenhai Chu, Xin Li, Naiyun Gao et al.     Haloacetamides (HAcAms), an emerging class of nitrogenous disinfection by-products (N-DBPs) of health concern, have been frequently identified in drinking waters. It has long …             Enzyme renaturation to higher activity driven by the sol-gel transition: Carbonic anhydrase ▶     Vladimir V. Vinogradov, David Avnir     We describe a so-far unknown route for renaturing denatured enzymes, namely subjecting the denatured enzyme to an oxide sol-gel transition. The phenomenon was revealed in a …             Community Detection in Signed Networks: the Role of Negative ties in Different Scales ▶     Pouya Esmailian, Mahdi Jalili     Extracting community structure of complex network systems has many applications from engineering to biology and social sciences. There exist many algorithms to discover community …             Analyzing animal behavior via classifying each video frame using convolutional neural networks ▶     Ulrich Stern, Ruo He, Chung-Hui Yang     High-throughput analysis of animal behavior requires software to analyze videos. Such software analyzes each frame individually, detecting animals’ body parts. But the image …             Simultaneous Fluorescence and Phosphorescence Lifetime Imaging Microscopy in Living Cells ▶     Karolina Jahn, Volker Buschmann, Carsten Hille     In living cells, there are always a plethora of processes taking place at the same time. Their precise regulation is the basis of cellular functions, since small failures can …             In situ formation of magnetopolymersomes via electroporation for MRI ▶     Jennifer Bain, Lorena Ruiz-Pérez, Aneurin J. Kennerley et al.     As the development of diagnostic/therapeutic (and combined: theranostic) nanomedicine grows, smart drug-delivery vehicles become ever more critical. Currently therapies consist …             Highly Flexible Self-Assembled V2O5 Cathodes Enabled by Conducting Diblock Copolymers ▶     Hyosung An, Jared Mike, Kendall A. Smith et al.     Mechanically robust battery electrodes are desired for applications in wearable devices, flexible displays, and structural energy and power. In this regard, the challenge is to …             Information complementarity: A new paradigm for decoding quantum incompatibility ▶     Huangjun Zhu     The existence of observables that are incompatible or not jointly measurable is a characteristic feature of quantum mechanics, which lies at the root of a number of nonclassical …             Role of Viscous Dissipative Processes on the Wetting of Textured Surfaces ▶     H. S. Grewal, Hong Nam Kim, Il-Joo Cho et al.     We investigate the role of viscous forces on the wetting of hydrophobic, semi-hydrophobic, and hydrophilic textured surfaces as second-order effects. We show that during the …             Electrical injection and detection of spin-polarized currents in topological insulator Bi2Te2Se ▶     Jifa Tian, Ireneusz Miotkowski, Seokmin Hong et al.     Topological insulators (TIs) are an unusual phase of quantum matter with nontrivial spin-momentum-locked topological surface states (TSS). The electrical detection of …             Corrigendum: Hidden non-Fermi liquid behavior caused by magnetic phase transition in Ni-doped Ba-122 pnictides ▶     Seokbae Lee, Ki-Young Choi, Eilho Jung et al.                 Fabrication of efficient planar perovskite solar cells using a one-step chemical vapor deposition method ▶     Mohammad Mahdi Tavakoli, Leilei Gu, Yuan Gao et al.     Organometallic trihalide perovskites are promising materials for photovoltaic applications, which have demonstrated a rapid rise in photovoltaic performance in a short period of …             Visualization of expanding warm dense gold and diamond heated rapidly by laser-generated ion beams ▶     W. Bang, B. J. Albright, P. A. Bradley et al.     With the development of several novel heating sources, scientists can now heat a small sample isochorically above 10,000 K. Although matter at such an extreme state, known as …             A sensitive optical micro-machined ultrasound sensor (OMUS) based on a silicon photonic ring resonator on an acoustical membrane ▶     S.M. Leinders, W.J. Westerveld, J. Pozo et al.     With the increasing use of ultrasonography, especially in medical imaging, novel fabrication techniques together with novel sensor designs are needed to meet the requirements for …             Temperature Evolution of Quasi-one-dimensional C60 Nanostructures on Rippled Graphene ▶     Chuanhui Chen, Husong Zheng, Adam Mills et al.     We report the preparation of novel quasi-one-dimensional (quasi-1D) C60 nanostructures on rippled graphene. Through careful control of the subtle balance between the linear …             Efficient single photon source based on μ-fibre-coupled tunable microcavity ▶     Chang-Min Lee, Hee-Jin Lim, Christian Schneider et al.     Efficient and fast on-demand single photon sources have been sought after as critical components of quantum information science. We report an efficient and tunable single photon …             Electric-field control of magnetic moment in Pd ▶     Aya Obinata, Yuki Hibino, Daichi Hayakawa et al.     Several magnetic properties have recently become tunable with an applied electric field. Particularly, electrically controlled magnetic phase transitions and/or magnetic moments …             Surface-Engineered Graphene Quantum Dots Incorporated into Polymer Layers for High Performance Organic Photovoltaics ▶     Jung Kyu Kim, Sang Jin Kim, Myung Jin Park et al.     Graphene quantum dots (GQDs), a newly emerging 0-dimensional graphene based material, have been widely exploited in optoelectronic devices due to their tunable optical and …             Mechanical Flip-Chip for Ultra-High Electron Mobility Devices ▶     Keyan Bennaceur, Benjamin A. Schmidt, Samuel Gaucher et al.     Electrostatic gates are of paramount importance for the physics of devices based on high-mobility two-dimensional electron gas (2DEG) since they allow depletion of electrons in …             Fast and Precise 3D Fluorophore Localization based on Gradient Fitting ▶     Hongqiang Ma, Jianquan Xu, Jingyi Jin et al.     Astigmatism imaging approach has been widely used to encode the fluorophore’s 3D position in single-particle tracking and super-resolution localization microscopy. Here, we …             Absence of the Electric Aharonov-Bohm Effect due to Induced Charges ▶     Rui-Feng Wang     This paper states that the induced charge should not be neglected in the electric Aharonov-Bohm (A-B) effect. If the induced charge is taken into account, the interference …             Influence of impact speed on water droplet erosion of TiAl compared with Ti6Al4V ▶     M.S. Mahdipoor, H.S. Kirols, D. Kevorkov et al.     Water Droplet Erosion (WDE) as a material degradation phenomenon has been a concern in power generation industries for decades. Steam turbine blades and the compressor blades of …             Hierarchy of fillings for the FQHE in monolayer graphene ▶     Patrycja Łydżba, Lucjan Jacak, Janusz Jacak     In this paper, the commensurability conditions, which originated from the unique topology of two-dimensional systems, are applied to determine the quantum Hall effect hierarchy …             Effects of Low Carbohydrate High Protein (LCHP) diet on atherosclerotic plaque phenotype in ApoE/LDLR−/− mice: FT-IR and Raman imaging ▶     T. P. Wrobel, K. M. Marzec, S. Chlopicki et al.     Low Carbohydrate High Protein (LCHP) diet displays pro-atherogenic effects, however, the exact mechanisms involved are still unclear. Here, with the use of vibrational imaging, …             Edges of human embryonic stem cell colonies display distinct mechanical properties and differentiation potential ▶     Kathryn A. Rosowski, Aaron F. Mertz, Samuel Norcross et al.     In order to understand the mechanisms that guide cell fate decisions during early human development, we closely examined the differentiation process in adherent colonies of human …                     • Careers & Jobs           naturejobs.com Science jobs of the week       Research Fellow (Cell Biology)     University of Edinburgh            Lab manager     Karolinska Institutet (KI)            Tenure-Track Faculty Position     University of California Los Angeles            Postdoctoral Fellow     Lerner Research Institute, Cleveland Clinic            Senior Project Manager (m / f)     Helmholtz Association            Assistant / Associate / Full Professor     University of North Texas Health Science Center            Research Assistant     University of Bristol            2 Post-Doctoral Researcher posts     The University of Sheffield            Group Leaders     Cancer Research UK Beatson Institute in Glasgow            Senior Scientist Position     Faculty of Medicine of the University of Coimbra (FMUC)          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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