Nature Materials contents: February 2016 Volume 15 Number 2 pp 113-244

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TABLE OF CONTENTS February 2016 Volume 15, Issue 2 Editorial Correspondence Commentaries Research Highlights News and Views Review Letters Articles Corrigendum Errata Subscribe   Facebook   RSS   Recommend to library   Twitter   Advertisement New! Nature Reviews Materials — First issue now published. The first issue of Nature Reviews Materials is now published and free to access online! This new monthly journal provides timely, authoritative Reviews and Comments that are of broad interest and of exceptional quality across the entire spectrum of materials science and engineering. Ensure you stay up to date with future content by registering to receive the monthly e-alert.     Editorial Top All for less carbon   p113 doi:10.1038/nmat4562 The development and implementation of low-carbon and carbon-free technologies will be essential to limit the global temperature rise well below 2 °C from pre-industrial levels. Correspondence Top Recent progress towards all-renewable electricity supplies   pp115 - 116 Keith Barnham, Kaspar Knorr and Massimo Mazzer doi:10.1038/nmat4485 See also: Correspondence by Barnham et al. Commentaries Top Climate and energy challenges for materials science   pp117 - 120 Dolf Gielen, Francisco Boshell and Deger Saygin doi:10.1038/nmat4545 The Paris agreement on climate change represents an important step in the design of a new global framework for the mitigation of greenhouse gas emissions. Energy efficiency and renewable energy are keys for the success of this ambitious agreement. Anionic redox processes for electrochemical devices   pp121 - 126 A. Grimaud, W. T. Hong, Y. Shao-Horn and J.-M. Tarascon doi:10.1038/nmat4551 Understanding and controlling anionic redox processes is pivotal for the design of new Li-ion battery and water-splitting materials. Research Highlights Top Spin-torque nano-oscillators: Geometrical synchronization | Lattice assembly: Patterned by polymers | Thermoelectrics: Ranged performance | Photovoltaics: Robust against climate change | Tissue regeneration: Guiding fibres News and Views Top Topological insulators: Quasi-1D topological insulators   pp129 - 130 Huaqing Huang and Wenhui Duan doi:10.1038/nmat4543 Bismuth iodide Bi4I4, composed of quasi-one-dimensional molecular chains, was theoretically predicted and now has been experimentally verified to be a novel strong topological insulator. See also: Letter by Autès et al. Material witness: A new design course   p130 Philip Ball doi:10.1038/nmat4547 Magnetic nematicity: A debated origin   pp131 - 132 David Vaknin doi:10.1038/nmat4546 Different experimental studies based on nuclear magnetic resonance and inelastic neutron scattering reach opposing conclusions regarding the origin of magnetic nematicity in iron chalcogenides. See also: Letter by Wang et al. Correlated oxides: Metals amassing transparency   pp132 - 134 Kenneth R. Poeppelmeier and James M. Rondinelli doi:10.1038/nmat4523 Conducting complex oxides with correlated electrons at room temperature offer a less explored materials platform for the high conductivity and optical transparency needed for ultrathin invisible circuitry. See also: Article by Zhang et al. Porous catalysts: Separate to accumulate   pp134 - 136 Avelino Corma doi:10.1038/nmat4537 A sequential templating technique yields bifunctional catalysts with controlled separation of cooperative catalytic functionalities. See also: Letter by Parlett et al. Protein complexes: A candidate magnetoreceptor   pp136 - 138 Kenneth J. Lohmann doi:10.1038/nmat4550 A protein complex found to align with the direction of a magnetic field could be a key piece in the puzzle of how animals detect magnetic fields. See also: Article by Qin et al. Engineered tumours: Roll-on scaffolds   pp138 - 139 Peter DelNero and Claudia Fischbach doi:10.1038/nmat4549 A spool-and-ribbon cell-culture approach provides quick and easy access to the interior of engineered tumours for the analysis of cell responses to molecular gradients. See also: Article by Rodenhizer et al. Materials JOBS of the week Associate Laboratory Director, Physical Sciences Division TRIUMF - Canada's National Laboratory for Nuclear and Particle Physics More Science jobs from Materials EVENT ANM2016: 1st International Conference on Spintronics Materials 25.07.16 Aveiro, Portugal More science events from Review Top The surface science of nanocrystals   pp141 - 153 Michael A. Boles, Daishun Ling, Taeghwan Hyeon and Dmitri V. Talapin doi:10.1038/nmat4526 The role of surface ligands in tuning the optoelectronic properties, controlling the stability and determining the performance in applications of colloidal nanocrystals is discussed in this Review. Letters Top A novel quasi-one-dimensional topological insulator in bismuth iodide β-Bi4I4   pp154 - 158 Gabriel Autès, Anna Isaeva, Luca Moreschini, Jens C. Johannsen, Andrea Pisoni et al. doi:10.1038/nmat4488 The quasi-one-dimensional bismuth iodide β-Bi4I4 is theoretically predicted and experimentally confirmed to exhibit a (1;110) Z2 strong topological insulator phase. See also: News and Views by Huang & Duan Strong interplay between stripe spin fluctuations, nematicity and superconductivity in FeSe   pp159 - 163 Qisi Wang, Yao Shen, Bingying Pan, Yiqing Hao, Mingwei Ma et al. doi:10.1038/nmat4492 Neutron scattering measurements provide evidence for strong coupling between stripe spin fluctuations, nematicity and superconductivity in single-crystalline FeSe. See also: Erratum by Wang et al. | News and Views by Vaknin The classical and quantum dynamics of molecular spins on graphene   pp164 - 168 Christian Cervetti, Angelo Rettori, Maria Gloria Pini, Andrea Cornia, Ana Repollés et al. doi:10.1038/nmat4490 The interaction between graphene and the spins of molecular magnets grown on it has been studied. The coupling between graphene phonons, spins and Dirac fermions modifies—and may be used for controlling—the quantum spin dynamics. Towards a calcium-based rechargeable battery   pp169 - 172 A. Ponrouch, C. Frontera, F. Bardé and M. R. Palacín doi:10.1038/nmat4462 Although rechargeable batteries that use light electropositive metal anodes are attractive, electrodeposition of calcium has proved difficult. Calcium plating at moderate temperatures using conventional organic electrolytes has now been demonstrated. A new active Li–Mn–O compound for high energy density Li-ion batteries   pp173 - 177 M. Freire, N. V. Kosova, C. Jordy, D. Chateigner, O. I. Lebedev et al. doi:10.1038/nmat4479 The search for new materials that can improve the energy density of Li-ion batteries is technologically important. An electrochemically active compound with the composition Li4Mn2O5 exhibits an unprecedented discharge capacity of 355mAhg–1. Spatially orthogonal chemical functionalization of a hierarchical pore network for catalytic cascade reactions   pp178 - 182 Christopher M. A. Parlett, Mark A. Isaacs, Simon K. Beaumont, Laura M. Bingham, Nicole S. Hondow et al. doi:10.1038/nmat4478 Porous materials functionalized with catalytic metals typically possess single catalytic functionalities. The hierarchical ordering of porous silica for directed transport between compartmentalized catalytic regions is presented. See also: News and Views by Corma Solvent-free, supersoft and superelastic bottlebrush melts and networks   pp183 - 189 William F. M. Daniel, Joanna Burdynska, Mohammad Vatankhah-Varnoosfaderani, Krzysztof Matyjaszewski, Jaroslaw Paturej et al. doi:10.1038/nmat4508 Solvent-free, supersoft and superelastic polymer melts and networks made from bottlebrush macromolecules can display low modulus, high strain at break, and extraordinary elasticity. Tough bonding of hydrogels to diverse non-porous surfaces   pp190 - 196 Hyunwoo Yuk, Teng Zhang, Shaoting Lin, German Alberto Parada and Xuanhe Zhao doi:10.1038/nmat4463 A hydrogel-design strategy achieves transparent and conductive bonding of synthetic hydrogels to a variety of non-porous surfaces, with interfacial toughness values over 1,000Jm–2. Advertisement All content now free to access including archives! Nature Communications is an open access journal that publishes high-quality research from all areas of the natural sciences. Papers published by the journal represent important advances of significance to specialists within each subject area including physics. Visit the website to explore ALL the content available within your field.    Articles Top Design of active and stable Co–Mo–Sx chalcogels as pH-universal catalysts for the hydrogen evolution reaction   pp197 - 203 Jakub Staszak-Jirkovský, Christos D. Malliakas, Pietro P. Lopes, Nemanja Danilovic, Subrahmanyam S. Kota et al. doi:10.1038/nmat4481 Low efficiency, short lifetime of catalysts and a lack of low-cost materials have limited electrochemical H2 production. Now, active and stable Co–Mo–Sx chalcogels for the efficient production of H2 in alkaline and acidic environments are reported. Correlated metals as transparent conductors   pp204 - 210 Lei Zhang, Yuanjun Zhou, Lu Guo, Weiwei Zhao, Anna Barnes et al. doi:10.1038/nmat4493 Electronic many-body effects are used to control the electron effective mass, and thus the plasma energy and electrical conductivity, of thin films of the correlated metals SrVO3 and CaVO3, making them good candidates as transparent conductors. See also: News and Views by Poeppelmeier & Rondinelli Enhanced energy transport in genetically engineered excitonic networks   pp211 - 216 Heechul Park, Nimrod Heldman, Patrick Rebentrost, Luigi Abbondanza, Alessandro Iagatti et al. doi:10.1038/nmat4448 A super-Förster energy-transfer regime, where coherent and incoherent energy transport processes enhance the diffusion of excitons, is observed at room temperature by tuning the distance between the chromophores' binding sites in a virus scaffold. A magnetic protein biocompass   pp217 - 226 Siying Qin, Hang Yin, Celi Yang, Yunfeng Dou, Zhongmin Liu et al. doi:10.1038/nmat4484 A polymeric protein complex consisting of a newly identified magnetoreceptor protein and known magnetoreception-related photoreceptor cryptochromes exhibits spontaneous alignment in magnetic fields. See also: News and Views by Lohmann A three-dimensional engineered tumour for spatial snapshot analysis of cell metabolism and phenotype in hypoxic gradients   pp227 - 234 Darren Rodenhizer, Edoardo Gaude, Dan Cojocari, Radhakrishnan Mahadevan, Christian Frezza et al. doi:10.1038/nmat4482 An engineered tumour model based on a rolling scaffold–tumour composite strip that can be rapidly disassembled for snapshot analyses preserves cell-to-cell interactions and enables spatial mapping of cell metabolism and cell phenotype. See also: Erratum by Rodenhizer et al. | News and Views by DelNero & Fischbach A small-molecule dye for NIR-II imaging   pp235 - 242 Alexander L. Antaris, Hao Chen, Kai Cheng, Yao Sun, Guosong Hong et al. doi:10.1038/nmat4476 A renally cleared, water-soluble dye emitting in the near-infrared-imaging (NIR)-II window outperforms a clinically approved NIR-I dye in the in vivo imaging of tumours and their nearby blood and lymphatic vasculatures. Corrigendum Top Corrigendum: Bacteria-instructed synthesis of polymers for self-selective microbial binding and labelling   p243 E. Peter Magennis, Francisco Fernandez-Trillo, Cheng Sui, Sebastian G. Spain, David J. Bradshaw et al. doi:10.1038/nmat4548 Errata Top Erratum: A three-dimensional engineered tumour for spatial snapshot analysis of cell metabolism and phenotype in hypoxic gradients   p244 Darren Rodenhizer, Edoardo Gaude, Dan Cojocari, Radhakrishnan Mahadevan, Christian Frezza et al. doi:10.1038/nmat4515 Erratum: Strong interplay between stripe spin fluctuations, nematicity and superconductivity in FeSe   p244 Qisi Wang, Yao Shen, Bingying Pan, Yiqing Hao, Mingwei Ma et al. doi:10.1038/nmat4535 Top Natureevents is a fully searchable, multi-disciplinary database designed to maximise exposure for events organisers. The contents of the Natureevents Directory are now live. The digital version is available here. Find the latest scientific conferences, courses, meetings and symposia on natureevents.com. For event advertising opportunities across the Nature Publishing Group portfolio please contact natureevents@nature.com More Nature Events

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