Scientific Reports Chemistry Table of Contents e-alert: December 2013

02 December 2013      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports         Hierarchically nanostructured materials for sustainable environmental applications (open access) In this review article, Pu-Xian Gao and colleagues present a comprehensive overview of the hierarchical nanostructured materials with either geometry or composition complexity in environmental applications. Read more high-quality articles from Frontiers in Chemistry           Chemical Sciences               A new cathode material for super-valent battery based on aluminium ion intercalation and deintercalation ▶     Wei Wang, Bo Jiang, Weiyi Xiong et al.     Due to their small footprint and flexible siting, rechargeable batteries are attractive for energy storage systems. A super-valent battery based on aluminium ion intercalation and …             Anthocyanin-dependent anoxygenic photosynthesis in coloured flower petals? ▶     Vladimir Lysenko, Tatyana Varduny     Chlorophylless flower petals are known to be composed of non-photosynthetic tissues. Here, we show that the light energy storage that can be photoacoustically measured in flower …             Polymer-Free Optode Nanosensors for Dynamic, Reversible, and Ratiometric Sodium Imaging in the Physiological Range ▶     Timothy T. Ruckh, Ankeeta A. Mehta, J. Matthew Dubach et al.     This work introduces a polymer-free optode nanosensor for ratiometric sodium imaging. Transmembrane ion dynamics are often captured by electrophysiology and calcium imaging, but …             Highly Tunable Aptasensing Microarrays with Graphene Oxide Multilayers ▶     Yun Kyung Jung, Taemin Lee, Eeseul Shin et al.     A highly tunable layer-by-layer (LbL)-assembled graphene oxide (GO) array has been devised for high-throughput multiplex protein sensing. In this array, the fluorescence of …             Solution-processed small-molecule solar cells: breaking the 10% power conversion efficiency ▶     Yongsheng Liu, Chun-Chao Chen, Ziruo Hong et al.     A two-dimensional conjugated small molecule (SMPV1) was designed and synthesized for high performance solution-processed organic solar cells. This study explores the photovoltaic …             The Infinite Possible Growth Ambients that Support Single-Wall Carbon Nanotube Forest Growth ▶     Hiroe Kimura, Jundai Goto, Satoshi Yasuda et al.     We report the virtually infinite possible carbon feedstocks which support the highly efficient growth of single-wall carbon nanotubes (SWCNTs) using on the water-assisted chemical …             Complex spectral evolution in a BCS superconductor, ZrB12 ▶     Sangeeta Thakur, Deepnarayan Biswas, Nishaina Sahadev et al.     We investigate the electronic structure of a complex conventional superconductor, ZrB12 employing high resolution photoemission spectroscopy and ab initio band structure …             Influence of doping on charge carrier collection in normal and inverted geometry polymer:fullerene solar cells ▶     George F. A. Dibb, Mathis-Andreas Muth, Thomas Kirchartz et al.     While organic semiconductors used in polymer:fullerene photovoltaics are generally not intentionally doped, significant levels of unintentional doping have previously been …             Systematic Conversion of Single Walled Carbon Nanotubes into n-type Thermoelectric Materials by Molecular Dopants ▶     Yoshiyuki Nonoguchi, Kenji Ohashi, Rui Kanazawa et al.     Thermoelectrics is a challenging issue for modern and future energy conversion and recovery technology. Carbon nanotubes are promising active thermoelectic materials owing to …             CO2 phonon mode renormalization using phonon-assisted energy up-conversion ▶     Nabila Tanjeem, Tadashi Kawazoe, Takashi Yatsui     Molecular dissociation under incident light whose energy is lower than the bond dissociation energy has been achieved through multi step excitation using a coupled state of a …             Mapping three-dimensional temperature in microfluidic chip ▶     Jinbo Wu, Tsz Yan Kwok, Xiaolin Li et al.     Three-dimensional (3D) temperature mapping method with high spatial resolution and acquisition rate is of vital importance in evaluating thermal processes in micro-environment. We …             One-Step to Prepare Self-Organized Nanoporous NiO/TiO2 Layers and its Use in Non-Enzymatic Glucose Sensing ▶     Zhi-Da Gao, Yuyao Han, Yongmei Wang et al.     A highly ordered nanoporous NiTi oxide layers were fabricated on Ti alloys with high Ni contents (50.6 at.%) by a combination of self-organizing anodization at 0°C and subsequent …             ERRATUM: Uniform magnetization transfer in chemical exchange saturation transfer magnetic resonance imaging ▶     Jae-Seung Lee, Prodromos Parasoglou, Ding Xia et al.                 Visible-Light-Driven Oxidation of Primary C–H Bonds over CdS with Dual Co-catalysts Graphene and TiO2 ▶     Min-Quan Yang, Yanhui Zhang, Nan Zhang et al.     Selective activation of primary C–H bonds for fine chemicals synthesis is of crucial importance for the sustainable exploitation of available feedstocks. Here, we report a viable …             Fluorous Metal-Organic Frameworks with Enhanced Stability and High H2/CO2 Storage Capacities ▶     Da-Shuai Zhang, Ze Chang, Yi-Fan Li et al.     A new class of metal-organic frameworks (MOFs) has been synthesized by ligand-functionalization strategy. Systematic studies of their adsorption properties were performed at low …             Enhancing Electrocatalytic Oxygen Reduction on Nitrogen-Doped Graphene by Active Sites Implantation ▶     Leiyu Feng, Lanqin Yang, Zujing Huang et al.     The shortage of nitrogen active sites and relatively low nitrogen content result in unsatisfying eletrocatalytic activity and durability of nitrogen-doped graphene (NG) for oxygen …             Effects of Bio-Au Nanoparticles on Electrochemical Activity of Shewanella oneidensis Wild Type and ΔomcA/mtrC Mutant ▶     Ranran Wu, Li Cui, Lixiang Chen et al.     Both Shewanella oneidensis MR-1 wild type and its mutant ΔomcA/mtrC are capable of transforming AuIII into Au nanoparticles (AuNPs). Cyclic voltammetry reveals a decrease in redox …             Ternary Composite of Hemin, Gold Nanoparticles and Graphene for Highly Efficient Decomposition of Hydrogen Peroxide ▶     Xincong Lv, Jian Weng     A ternary composite of hemin, gold nanoparticles and graphene is prepared by a two-step process. Firstly, graphene-hemin composite is synthesized through π-π interaction and then …             CORRIGENDUM: Lab on a Biomembrane: Rapid prototyping and manipulation of 2D fluidic lipid bilayer circuits ▶     Alar Ainla, Irep Gözen, Bodil Hakonen et al.                 ERRATUM: Atomic Structures of Silicene Layers Grown on Ag(111): Scanning Tunneling Microscopy and Noncontact Atomic Force Microscopy Observations ▶     Andrea Resta, Thomas Leoni, Clemens Barth et al.                 The Role of Shape Complementarity in the Protein-Protein Interactions ▶     Ye Li, Xianren Zhang, Dapeng Cao     We use a dissipative particle dynamic simulation to investigate the effects of shape complementarity on the protein-protein interactions. By monitoring different kinds of protein …             Biofuel Cell Based on Microscale Nanostructured Electrodes with Inductive Coupling to Rat Brain Neurons ▶     Viktor Andoralov, Magnus Falk, Dmitry B. Suyatin et al.     Miniature, self-contained biodevices powered by biofuel cells may enable a new generation of implantable, wireless, minimally invasive neural interfaces for neurophysiological in …             Quantum simulation of thermally-driven phase transition and oxygen K-edge x-ray absorption of high-pressure ice ▶     Dongdong Kang, Jiayu Dai, Huayang Sun et al.     The structure and phase transition of high-pressure ice are of long-standing interest and challenge, and there is still a huge gap between theoretical and experimental …             Integrated sorting, concentration and real time PCR based detection system for sensitive detection of microorganisms ▶     Monalisha Nayak, Deepak Singh, Himanshu Singh et al.     The extremely low limit of detection (LOD) posed by global food and water safety standards necessitates the need to perform a rapid process of integrated detection with high …             Covalent functionalization of graphene by azobenzene with molecular hydrogen bonds for long-term solar thermal storage ▶     Yiyu Feng, Hongpo Liu, Wen Luo et al.     Reduced graphene oxide-azobenzene (RGO-AZO) hybrids were prepared via covalent functionalization for long-term solar thermal storage. Thermal barrier (ΔEa) of cis to tran …             In vivo pH monitoring using boron doped diamond microelectrode and silver needles: Application to stomach disorder diagnosis ▶     Stéphane Fierro, Ryo Seishima, Osamu Nagano et al.     This study presents the in vivo electrochemical monitoring of pH using boron doped diamond (BDD) microelectrode and silver needles for potential application in medical diagnosis. …             Influence of spatial configurations on electromagnetic interference shielding of ordered mesoporous carbon/ordered mesoporous silica/silica composites ▶     Jiacheng Wang, Hu Zhou, Jiandong Zhuang et al.     Ordered mesoporous carbons (OMCs), obtained by nanocasting using ordered mesoporous silicas (OMSs) as hard templates, exhibit unique arrangements of ordered regular …             A molecular pathway for the egress of ammonia produced by nitrogenase ▶     Ian Dance     Nitrogenase converts N2 to NH3, at one face of an Fe-Mo-S cluster (FeMo-co) buried in the protein. Through exploration of cavities in the structures of nitrogenase proteins, a …             Durability Enhancement of Intermetallics Electrocatalysts via N-anchor Effect for Fuel Cells ▶     Xiang Li, Li An, Xin Chen et al.     Insufficient durability and catalytic activity of oxygen reduction reaction (ORR) electrocatalyst are key issues that have to be solved for the practical application of low …             Structural and Morphological Evolution of Lead Dendrites during Electrochemical Migration ▶     Minghua Sun, Hong-Gang Liao, Kaiyang Niu et al.     The electrochemical deposition and dissolution of lead on gold electrodes immersed in an aqueous solution of lead nitrate were studied in situ using a biasing liquid cell by …             Au25 Clusters as Electron-Transfer Catalysts Induced the Intramolecular Cascade Reaction of 2-nitrobenzonitrile ▶     Hanbao Chong, Peng Li, Shuxin Wang et al.     Design of atomically precise metal nanocluster catalysts is of great importance in understanding the essence of the catalytic reactions at the atomic level. Here, for the first …             Hierarchically Macro-Mesoporous Pt/γ-Al2O3 Composite Microspheres for Efficient Formaldehyde Oxidation at Room Temperature ▶     Longhui Nie, Aiyun Meng, Jiaguo Yu et al.     Room temperature catalytic oxidation by noble metals is considered to be the most promising strategy for the removal of HCHO, which is one of the major indoor air pollutants. …             Formation of Alumina Nanocapsules by High-Energy-Electron Irradiation of Na-dawsonite Nanorods ▶     Xiaochuan Duan, Tongil Kim, Lili Han et al.     We report the synthesis of unique Al2O3 nanocapsules by high-energy-electron irradiation of Na-dawsonite and a formation mechanism different from thermal decomposition which …             Integration of TiO2 into the diatom Thalassiosira weissflogii during frustule synthesis ▶     Yvonne Lang, Francisco del Monte, Brian J. Rodriguez et al.     Nature has inspired the design of complex hierarchical structures in the field of material science. Diatoms, unicellular algae with a hallmark intricate siliceous cell wall, have …             Cheap glass fiber mats as a matrix of gel polymer electrolytes for lithium ion batteries ▶     Yusong Zhu, Faxing Wang, Lili Liu et al.     Lithium ion batteries (LIBs) are going to play more important roles in electric vehicles and smart grids. The safety of the current LIBs of large capacity has been remaining a …             Highly Efficient Oxygen Reduction Electrocatalysts based on Winged Carbon Nanotubes ▶     Yingwen Cheng, Hongbo Zhang, Chakrapani V. Varanasi et al.     Developing electrocatalysts with both high selectivity and efficiency for the oxygen reduction reaction (ORR) is critical for several applications including fuel cells and …             Real-time monitoring of ozone in air using substrate-integrated hollow waveguide mid-infrared sensors ▶     João Flávio da Silveira Petruci, Paula Regina Fortes, Vjekoslav Kokoric et al.     Ozone is a strong oxidant that is globally used as disinfection agent for many purposes including indoor building air cleaning, during food preparation procedures, and for control …             Evaluation of Intrinsic Charge Carrier Transport at Insulator-Semiconductor Interfaces Probed by a Non-Contact Microwave-Based Technique ▶     Yoshihito Honsho, Tomoyo Miyakai, Tsuneaki Sakurai et al.     We have successfully designed the geometry of the microwave cavity and the thin metal electrode, achieving resonance of the microwave cavity with the metal-insulator-semiconductor …             Dendrimer-mediated hydrothermal synthesis of ultrathin gold nanowires ▶     Hui Liu, Xiaoming Cao, Jianmao Yang et al.     We report the use of poly(amidoamine) dendrimers as stabilizers to synthesize ultrathin Au nanowires (NWs) with a diameter of 1.3 nm via a hydrothermal approach. The formation of …             Macroscopic assembled, ultrastrong and H2SO4-resistant fibres of polymer-grafted graphene oxide ▶     Xiaoli Zhao, Zhen Xu, Bingna Zheng et al.     Nacre realizes strength and toughness through hierarchical designs with primary “brick and mortar” structures of alternative arrangement of nanoplatelets and biomacromolecules, …             A Universal Protein Tag for Delivery of SiRNA-Aptamer Chimeras ▶     Hong Yan Liu, Xiaohu Gao     siRNA-aptamer chimeras have emerged as one of the most promising approaches for targeted delivery of siRNA due to the modularity of their diblock RNA structure, relatively lower …             First Biosynthetic pathway of 1-hepten-3-one in Iporangaia pustulosa (Opiliones) ▶     Daniele F. O. Rocha, Felipe C. Wouters, Glauco Machado et al.     Arthropods produce a great variety of natural compounds, many of which have unexplored biosynthesis. Among the armored harvestmen (Arachnida: Opiliones) of the suborder …             Highly mobile and reactive state of hydrogen in metal oxide semiconductors at room temperature ▶     Wan Ping Chen, Ke Feng He, Yu Wang et al.     Hydrogen in metal oxides usually strongly associates with a neighboring oxygen ion through an O-H bond and thus displays a high stability. Here we report a novel state of hydrogen …             Full Printable Processed Mesoscopic CH3NH3PbI3/TiO2 Heterojunction Solar Cells with Carbon Counter Electrode ▶     Zhiliang Ku, Yaoguang Rong, Mi Xu et al.     A mesoscopic methylammonium lead iodide (CH3NH3PbI3) perovskite/TiO2 heterojunction solar cell is developed with low-cost carbon counter electrode (CE) and full printable process. …             Coordination Chemistry in magnesium battery electrolytes: how ligands affect their performance ▶     Yuyan Shao, Tianbiao Liu, Guosheng Li et al.     Magnesium battery is potentially a safe, cost-effective, and high energy density technology for large scale energy storage. However, the development of magnesium battery has been …             A molecular-gap device for specific determination of mercury ions ▶     Zheng Guo, Zhong-Gang Liu, Xian-Zhi Yao et al.     Specific determination/monitoring of trace mercury ions (Hg2) in environmental water is of significant importance for drinking safety. Complementarily to conventional inductively …             Turning Indium Oxide into a Superior Electrocatalyst: Deterministic Heteroatoms ▶     Bo Zhang, Nan Nan Zhang, Jian Fu Chen et al.     The efficient electrocatalysts for many heterogeneous catalytic processes in energy conversion and storage systems must possess necessary surface active sites. Here we identify, …             High rate capability caused by surface cubic spinels in Li-rich layer-structured cathodes for Li-ion batteries ▶     Bohang Song, Hongwei Liu, Zongwen Liu et al.     Modified Li-rich layered cathode Li(Li0.2Mn0.54Ni0.13Co0.13)O2 has been synthesized by a simple strategy of using surface treatment with various amounts (0–30 wt.%) of Super P …                     • Careers & Jobs           naturejobs.com Science jobs of the week       Post Doctoral Research Assistant     University of Bristol            Research Associate     Loma Linda University (LLU)            PhD position     Molecular Oncology Department, University of Goettingen            Postdoctoral Researchers     International Institute for Applied Systems Analysis (IIASA)            Postdoctoral Research Associate     University of Illinois            Clinical Scientist     University of Oxford            Post-doctoral research position     Biomedical Sciences Research Center "Alexander Fleming" (BSRC Fleming)            graduate student     Dalhousie University            Post Doctoral Scientist     University of Cambridge            Senior Technician     Cardiff University          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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