Scientific Reports Chemistry Table of Contents e-alert: 1 March 2016

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01 March 2016      • Visit Scientific Reports • Submit your manuscript to Scientific Reports     Welcome to your Table of Contents e-alert for Scientific Reports       Chemical Sciences               Ionic Origin of Electro-osmotic Flow Hysteresis ▶     Chun Yee Lim, An Eng Lim, Yee Cheong Lam     Electro-osmotic flow, the driving of fluid at nano- or micro- scales with electric field, has found numerous applications, ranging from pumping to chemical and biomedical …             Cadmium Sulfide and Nickel Synergetic Co-catalysts Supported on Graphitic Carbon Nitride for Visible-Light-Driven Photocatalytic Hydrogen Evolution ▶     Xinzheng Yue, Shasha Yi, Runwei Wang et al.     Design and preparation of noble-metal-free photocatalysts is of great importance for photocatalytic water splitting harvesting solar energy. Here, we report the high …             Morphology-dependent Electrochemical Enhancements of Porous Carbon as Sensitive Determination Platform for Ascorbic Acid, Dopamine and Uric Acid ▶     Qin Cheng, Liudi Ji, Kangbing Wu et al.     Using starch as the carbon precursor and different-sized ZnO naoparticles as the hard template, a series of porous carbon materials for electrochemical sensing were prepared. …             Investigation of the Hydrolysis of Perovskite Organometallic Halide CH3NH3PbI3 in Humidity Environment ▶     Jiangtao Zhao, Bing Cai, Zhenlin Luo et al.     Instability of emerging perovskite organometallic halide in humidity environment is the biggest obstacle for its potential applications in solar energy harvest and …             Epitaxial growth of iridate pyrochlore Nd2Ir2O7 films ▶     J. C. Gallagher, B. D. Esser, R. Morrow et al.     Epitaxial films of the pyrochlore Nd2Ir2O7 have been grown on (111)-oriented yttria-stabilized zirconia (YSZ) substrates by off-axis sputtering followed by post-growth annealing. …             Chitosan nanoparticles synthesis caught in action using microdroplet reactions ▶     Vivek Kamat, Dhananjay Bodas, Kishore Paknikar     The ionic gelation process for the synthesis of chitosan nanoparticles was carried out in microdroplet reactions. The synthesis could be stopped instantaneously at different time …             Unexpected Reaction Pathway for butyrylcholinesterase-catalyzed inactivation of “hunger hormone” ghrelin ▶     Jianzhuang Yao, Yaxia Yuan, Fang Zheng et al.     Extensive computational modeling and simulations have been carried out, in the present study, to uncover the fundamental reaction pathway for butyrylcholinesterase …             Proton-conducting Micro-solid Oxide Fuel Cells with Improved Cathode Reactions by a Nanoscale Thin Film Gadolinium-doped Ceria Interlayer ▶     Yong Li, Shijie Wang, Pei-Chen Su     An 8 nm-thick gadolinium-doped ceria (GDC) layer was inserted as a cathodic interlayer between the nanoscale proton-conducting yttrium-doped barium zirconate (BZY) electrolyte …             Tunable Ultra-high Aspect Ratio Nanorod Architectures grown on Porous Substrate via Electromigration ▶     Ali Mansourian, Seyed Amir Paknejad, Qiannan Wen et al.     The interplay between porosity and electromigration can be used to manipulate atoms resulting in mass fabrication of nanoscale structures. Electromigration usually results in the …             Selection and Use of Manganese Dioxide by Neanderthals ▶     Peter J. Heyes, Konstantinos Anastasakis, Wiebren de Jong et al.     Several Mousterian sites in France have yielded large numbers of small black blocs. The usual interpretation is that these ‘manganese oxides’ were collected for their colouring …             Enantioselective Hydrolysis of Amino Acid Esters Promoted by Bis(β-cyclodextrin) Copper Complexes ▶     Shan-Shan Xue, Meng Zhao, Zhuo-Feng Ke et al.     It is challenging to create artificial catalysts that approach enzymes with regard to catalytic efficiency and selectivity. The enantioselective catalysis ranks the privileged …             Evaluation of the antinociceptive activities of enaminone compounds on the formalin and hot plate tests in mice ▶     Willias Masocha, Samuel B. Kombian, Ivan O. Edafiogho     Recently, we found that methyl 4-(4′-bromophenyl)aminocyclohex-3-en-6-methyl-2-oxo-1-oate (E139), an anticonvulsant enaminone, has antinociceptive activity in the hot plate test. …             Correlations of Fecal Metabonomic and Microbiomic Changes Induced by High-fat Diet in the Pre-Obesity State ▶     Hong Lin, Yanpeng An, Fuhua Hao et al.     Obesity resulting from interactions of genetic and environmental factors becomes a serious public health problem worldwide with alterations of the metabolic phenotypes in …             Unravelling Site-Specific Photo-Reactions of Ethanol on Rutile TiO2(110) ▶     Jonas Ø. Hansen, Regine Bebensee, Umberto Martinez et al.     Finding the active sites of catalysts and photo-catalysts is crucial for an improved fundamental understanding and the development of efficient catalytic systems. Here we have …             Intrusion of Fukushima-derived radiocaesium into subsurface water due to formation of mode waters in the North Pacific ▶     Hideki Kaeriyama, Yugo Shimizu, Takashi Setou et al.     The Fukushima Dai-ichi Nuclear Power Plant accident in March 2011 released radiocaesium (137Cs and 134Cs) into the North Pacific Ocean. Meridional transects of the vertical …             Carbon Redox-Polymer-Gel Hybrid Supercapacitors ▶     A. Vlad, N. Singh, S. Melinte et al.     Energy storage devices that provide high specific power without compromising on specific energy are highly desirable for many electric-powered applications. Here, we demonstrate …             Supramolecular Controlled Cargo Release via Near Infrared Tunable Cucurbit[7]uril-Gold Nanostars ▶     Yanwei Han, Xiran Yang, Yingzhu Liu et al.     The near infrared (NIR) absorption and average particle size of gold nanostars (GNSs) can be precisely controlled by varying the molar ratios of cucurbit[7]urils (CB[7]) and GNSs …             Surface functionality and electrochemical investigations of a graphitic electrode as a candidate for alkaline energy conversion and storage devices ▶     Ahmed B. Soliman, Hesham S. Abdel-Samad, Sayed S. Abdel Rehim et al.     Graphite is a typical electrocatalyst support in alkaline energy conversion and storage devices such as fuel cells, supercapacitores and lithium ion batteries. The …             A novel self-enhanced electrochemiluminescence immunosensor based on hollow Ru-SiO2@PEI nanoparticles for NSE analysis ▶     Limin Zhou, Jianshe Huang, Bin Yu et al.     Poly(ethylenimine) (PEI) and Ru(bpy)32+-doped silica (Ru-SiO2) nanoparticles were simply mixed together to prepare a novel self-enhanced electrochemiluminescence (ECL) composite …             Creation of Electron-doping Liquid Water with Reduced Hydrogen Bonds ▶     Hsiao-Chien Chen, Fu-Der Mai, Bing-Joe Hwang et al.     The strength of hydrogen bond (HB) decides water’s property and activity. Here we propose the mechanisms on creation and persistence of innovatively prepared liquid water, which …             Carbon nanotube intramolecular p-i-n junction diodes with symmetric and asymmetric contacts ▶     Changxin Chen, Chenghao Liao, Liangming Wei et al.     A p-i-n junction diode based on the selectively doped single-walled carbon nanotube (SWCNT) had been investigated, in which two opposite ends of individual SWCNT channel were …             Cyclodextrin-Based Metal-Organic Nanotube as Fluorescent Probe for Selective Turn-On Detection of Hydrogen Sulfide in Living Cells Based on H2S-Involved Coordination Mechanism ▶     Xuelian Xin, Jingxin Wang, Chuanfang Gong et al.     Hydrogen sulfide (H2S) has been considered as the third biologically gaseous messenger (gasotransmitter) after nitric oxide (NO) and carbon monoxide (CO). Fluorescent detection …             Influence of Particle Size Distribution on the Performance of Ionic Liquid-based Electrochemical Double Layer Capacitors ▶     Anthony J. R. Rennie, Vitor L. Martins, Rachel M. Smith et al.     Electrochemical double layer capacitors (EDLCs) employing ionic liquid electrolytes are the subject of much research as they promise increased operating potentials, and hence …             Temperature-dependence of the influence of the position-2-methyl group on the structure-directing effect of piperazine in the synthesis of open-framework aluminophosphates ▶     Pai Huang, Jun Xu, Guodong Qi et al.     The temperature-dependence of the influence of the position-2-methyl group on the structure-directing effect of piperazine in the synthesis of open-framework aluminophosphates …             Molecular Form Differences Between Prostate-Specific Antigen (PSA) Standards Create Quantitative Discordances in PSA ELISA Measurements ▶     Erica L. McJimpsey     The prostate-specific antigen (PSA) assays currently employed for the detection of prostate cancer (PCa) lack the specificity needed to differentiate PCa from benign prostatic …             Low-temperature electrodeposition approach leading to robust mesoscopic anatase TiO2 films ▶     Snehangshu Patra, Christian Andriamiadamanana, Michal Tulodziecki et al.     Anatase TiO2, a wide bandgap semiconductor, likely the most worldwide studied inorganic material for many practical applications, offers unequal characteristics for applications …             Imaging trace element distributions in single organelles and subcellular features ▶     Yoav Kashiv, Jotham R. Austin II, Barry Lai et al.     The distributions of chemical elements within cells are of prime importance in a wide range of basic and applied biochemical research. An example is the role of the subcellular …             Tailoring the Oxygen Content of Graphite and Reduced Graphene Oxide for Specific Applications ▶     Naoki Morimoto, Takuya Kubo, Yuta Nishina     Graphene oxide (GO) is widely recognized as a promising material in a variety of fields, but its structure and composition has yet to be fully controlled. We have developed …             Size-selective separation of DNA fragments by using lysine-functionalized silica particles ▶     Lingling Liu, Zilong Guo, Zhenzhen Huang et al.     In this work, a facile and efficient approach has been demonstrated for size-selective separation of DNA fragments by using lysine-functionalized silica particles. At a given pH, …             Nucleus factory on cavitation bubble for amyloid β fibril ▶     Kichitaro Nakajima, Hirotsugu Ogi, Kanta Adachi et al.     Structural evolution from monomer to fibril of amyloid β peptide is related to pathogenic mechanism of Alzheimer disease, and its acceleration is a long-running problem in drug …             Iridium nanoparticles supported on hierarchical porous N-doped carbon: an efficient water-tolerant catalyst for bio-alcohol condensation in water ▶     Di Liu, Xiufang Chen, Guoqiang Xu et al.     Nitrogen-doped hierarchical porous carbons were synthesized successfully by a controllable one-pot method using glucose and dicyandiamide as carbon source and nitrogen source via …             The role of photo-electric properties of silk cocoon membrane in pupal metamorphosis: A natural solar cell ▶     Brindan Tulachan, Shivansh Srivastava, Tejas Sanjeev Kusurkar et al.     Silkworm metamorphosis is governed by the intrinsic and extrinsic factors. One key intrinsic factor is the temporal electrical firing of the neuro-secretory cells of the dormant …             High Throughput Profiling of Molecular Shapes in Crystals ▶     Peter R. Spackman, Sajesh P. Thomas, Dylan Jayatilaka     Molecular shape is important in both crystallisation and supramolecular assembly, yet its role is not completely understood. We present a computationally efficient scheme to …             Molecular orbital analysis of the hydrogen bonded water dimer ▶     Bo Wang, Wanrun Jiang, Xin Dai et al.     As an essential interaction in nature, hydrogen bonding plays a crucial role in many material formations and biological processes, requiring deeper understanding. Here, using …             Cyclometalated Iridium(III) Complexes as AIE Phosphorescent Probes for Real-Time Monitoring of Mitophagy in Living Cells ▶     Chengzhi Jin, Jiangping Liu, Yu Chen et al.     Mitophagy, which is a special autophagy that removes damaging mitochondria to maintain sufficient healthy mitochondria, provides an alternative path for addressing dysfunctional …             Highly Stable Nanocontainer of APTES-Anchored Layered Titanate Nanosheet for Reliable Protection/Recovery of Nucleic Acid ▶     Tae Woo Kim, In Young Kim, Dae-Hwan Park et al.     A universal technology for the encapsulative protection of unstable anionic species by highly stable layered metal oxide has been developed via the surface modification of a …             Exceptional performance of photoelectrochemical water oxidation of single-crystal rutile TiO2 nanorods dependent on the hole trapping of modified chloride ▶     Xuliang Zhang, Haiqin Cui, Muhammad Humayun et al.     It is highly desired to effectively trap photogenerated holes for efficient photoelectrochemical (PEC) water oxidation to evolve O2 on oxide semiconductors. Herein, it is found …             A Label-Free Electrochemical Impedance Cytosensor Based on Specific Peptide-Fused Phage Selected from Landscape Phage Library ▶     Lei Han, Pei Liu, Valery A. Petrenko et al.     One of the major challenges in the design of biosensors for cancer diagnosis is to introduce a low-cost and selective probe that can recognize cancer cells. In this paper, we …             On the use of 31P NMR for the quantification of hydrosoluble phosphorus-containing compounds in coral host tissues and cultured zooxanthellae ▶     Claire Godinot, Marc Gaysinski, Olivier P. Thomas et al.     31P Nuclear Magnetic Resonance (NMR) was assessed to investigate the phosphorus-containing compounds present in the tissues of the scleractinian coral Stylophora pistillata as …             Mussel-inspired Functionalization of Cotton for Nano-catalyst Support and Its Application in a Fixed-bed System with High Performance ▶     Jiangbo Xi, Junwu Xiao, Fei Xiao et al.     Inspired by the composition of adhesive and reductive proteins secreted by marine mussels, polydopamine (PDA) was used to coat cotton microfiber (CMF), and then acted as reducing …             A replaceable liposomal aptamer for the ultrasensitive and rapid detection of biotin ▶     Tzu-Cheng Sung, Wen-Yih Chen, Pramod Shah et al.     Biotin is an essential vitamin which plays an important role for maintaining normal physiological function. A rapid, sensitive, and simple method is necessary to monitor the …             The Structural Basis of Oncogenic Mutations G12, G13 and Q61 in Small GTPase K-Ras4B ▶     Shaoyong Lu, Hyunbum Jang, Ruth Nussinov et al.     Ras mediates cell proliferation, survival and differentiation. Mutations in K-Ras4B are predominant at residues G12, G13 and Q61. 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