Nature Nanotechnology Contents December 2016 Volume 11 Number 12 pp997-1119

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Advertisement A*STAR Research - Highlighting the best of research at the Agency for Science, Technology and Research (A*STAR), Singapore's premier research organization  Recent Highlights Nanotechnology providing the tools to clean up oil spills | Nanoscale factories built to order| Smart material can hunt and snap cancers Download the A*STAR Research app now! TABLE OF CONTENTS December 2016 Volume 11, Issue 12 Editorials Thesis Research Highlights News and Views Feature Perspectives Review Analysis In The Classroom Letters Articles Advertisement Focus on topological semimetals Dirac and Weyl topological semimetals have recently been realized. Nature Materials presents a Focus highlighting the quantum phenomena at the macroscale that these materials allow to be studied, their possible technological use and the experimental challenges ahead. Read the Focus Subscribe   Facebook   RSS   Recommend to library   Twitter   Advertisement Ready to see a glimpse of tomorrow? Visit KAUST Discovery today  KAUST Discovery highlights the cutting-edge research, technologies and innovations emerging from the King Abdullah University of Science and Technology. From biotechnology, to solar, to materials and marine science: KAUST is working on it. Advertisement Springer Nature offers a free open access funding support service to enable authors to discover and apply for article processing charge funding available to them. Visit our website for further advice on the funding options available, and guidance in approaching funders and institutions, or email openaccess@nature.com for more information.   Insight Top Automotive applications In this Insight we look at how nanotechnology can help accelerate the development of clean technologies for personal transportation. Automotive applications Editorials Top Refreshing the strategy   p997 doi:10.1038/nnano.2016.278 We reflect on some aspects of the newly updated plan of the US National Nanotechnology Initiative. Analyse that   p997 doi:10.1038/nnano.2016.279 With the publication of the first Nature Nanotechnology Insight, we also introduce the concept of Analysis as an article type to our journal. Thesis Top 'Safe handling of nanotechnology' ten years on   pp998 - 1000 Andrew D. Maynard and Robert J. Aitken doi:10.1038/nnano.2016.270 In 2006, a group of scientists proposed five grand challenges to support the safe handling of nanotechnology. Ten years on, Andrew Maynard and Robert Aitken — two of the original authors — look at where we have come, and where we still need to go. Research Highlights Top Our choice from the recent literature   p1001 Bryden Le Bailly, Olga Bubnova, Ai Lin Chun and Giacomo Prando doi:10.1038/nnano.2016.271 News and Views Top Particle self-assembly: Superstructures simplified   pp1002 - 1003 Nicholas A. Kotov doi:10.1038/nnano.2016.229 A general method for particle assembly allows access to a diverse range of modular microscale supraparticles from nanoparticles, nanowires and even cells. See also: Article by Guo et al. Self-propelled motors: Light-seeking synthetic trees   pp1003 - 1004 Ayusman Sen doi:10.1038/nnano.2016.222 Nanostructured photocatalytic microrods can swim either towards or away from a light source depending on their surface functionalization. See also: Article by Dai et al. Nanotechnology JOBS of the week Research Fellow Biomedical Institute for Global Healthcare Research & Technology (BIGHEART) Postdoctoral Fellow University of Pennsylvania Postdoctoral position in Condensed Matter Physics Chalmers University of Technology Electrical Engineering Faculty Position Pietro Orciuolo More Science jobs from Nanotechnology EVENT ANM2017: 2nd International conference on Advanced magnetic and spintronics materials 19.07.17 Aveiro, Portugal More science events from Editorial Top Nanotech in motion   p1007 Alberto Moscatelli doi:10.1038/nnano.2016.276 Feature Top An electrifying journey   pp1008 - 1009 Andreas Trabesinger doi:10.1038/nnano.2016.259 Formula E — an all-electric car race series — provides a platform for displaying new technologies, and potentially accelerating their development. Perspectives Top Developing a scalable artificial photosynthesis technology through nanomaterials by design   pp1010 - 1019 Nathan S. Lewis doi:10.1038/nnano.2016.194 This Perspective discusses an approach to artificial photosynthesis based on arrays of semiconducting microwires and flexible polymeric membranes, and highlights the scientific and engineering challenges involved in delivering an artificial photosynthetic system that is simultaneously safe, robust, efficient and scalable. Activity targets for nanostructured platinum-group-metal-free catalysts in hydroxide exchange membrane fuel cells   pp1020 - 1025 Brian P. Setzler, Zhongbin Zhuang, Jarrid A. Wittkopf and Yushan Yan doi:10.1038/nnano.2016.265 Hydroxide exchange membrane fuel cells (HEMFCs) offer a cost effective alternative to proton exchange membrane fuel cells (PEMFCs). Polymer matrix nanocomposites for automotive structural components   pp1026 - 1030 Amit K. Naskar, Jong K. Keum and Raymond G. Boeman doi:10.1038/nnano.2016.262 This Perspective discusses the possibilities for using structural nanocomposites to enhance the mechanical properties of materials for automotive applications. Review Top The role of nanotechnology in the development of battery materials for electric vehicles   pp1031 - 1038 Jun Lu, Zonghai Chen, Zifeng Ma, Feng Pan, Larry A. Curtiss and Khalil Amine doi:10.1038/nnano.2016.207 This Review discusses how nanostructured materials are used to enhance the performances and safety requirements of Li batteries for hybrid and long-range electric vehicles. Analysis Top Nanotechnology for environmentally sustainable electromobility   pp1039 - 1051 Linda Ager-Wick Ellingsen, Christine Roxanne Hung, Guillaume Majeau-Bettez, Bhawna Singh, Zhongwei Chen, M. Stanley Whittingham and Anders Hammer Strømman doi:10.1038/nnano.2016.237 This Review reports an environmental life-cycle screening of various nanomaterials for both batteries and fuel cells for electric vehicles, and discusses the most promising candidates for a sustainable technology. In The Classroom Top Life as a fuel cell engineer   p1052 Sjoerd van Empelen doi:10.1038/nnano.2016.247 A student team project can be a very valuable experience, as Sjoerd van Empelen explains. Letters Top The ω-SQUIPT as a tool to phase-engineer Josephson topological materials   pp1055 - 1059 E. Strambini, S. D'Ambrosio, F. Vischi, F. S. Bergeret, Yu. V. Nazarov and F. Giazotto doi:10.1038/nnano.2016.157 Multi-terminal superconducting Josephson junctions are used to induce topologically protected transitions between gapless and gapped states, showing the potential for creating artificial topological materials. Gate-controlled topological conducting channels in bilayer graphene   pp1060 - 1065 Jing Li, Ke Wang, Kenton J. McFaul, Zachary Zern, Yafei Ren, Kenji Watanabe, Takashi Taniguchi, Zhenhua Qiao and Jun Zhu doi:10.1038/nnano.2016.158 Topologically protected metallic channels formed at the edges of graphene bilayers can be observed through a split-gate structure. Integrated optical addressing of an ion qubit   pp1066 - 1070 Karan K. Mehta, Colin D. Bruzewicz, Robert McConnell, Rajeev J. Ram, Jeremy M. Sage and John Chiaverini doi:10.1038/nnano.2016.139 Individual ion qubits held in a planar ion trap are optically addressed with scalable nanophotonic waveguides and focusing grating couplers integrated with the trap chip. Quantifying losses and thermodynamic limits in nanophotonic solar cells   pp1071 - 1075 Sander A. Mann, Sebastian Z. Oener, Alessandro Cavalli, Jos E. M. Haverkort, Erik P. A. M. Bakkers and Erik C. Garnett doi:10.1038/nnano.2016.162 Spatially resolved measurements of the absorption, internal quantum efficiency and photoluminescence quantum yield of InP single nanowire solar cells allow the determination of intrinsic losses and thermodynamic limits of these nanophotonic devices. DNA condensation in one dimension   pp1076 - 1081 Günther Pardatscher, Dan Bracha, Shirley S. Daube, Ohad Vonshak, Friedrich C. Simmel and Roy H. Bar-Ziv doi:10.1038/nnano.2016.142 DNA polymers patterned on a biochip can be condensed into designed one-dimensional bundles spanning around 100 µm in length. Advertisement npj 2D Materials and Applications is an online-only, open access journal that aims to become a top-tier interdisciplinary platform for scientists to share research on 2D materials and their applications. Part of the Nature Partner Journals series, npj 2D Materials and Applications is published in partnership with FCT NOVA, Lisbon, with the support of the European Materials Research Society (E-MRS). The journal is now open for submissions.   Find out more >>   Articles Top Multiwalled nanotube faceting unravelled   pp1082 - 1086 Itai Leven, Roberto Guerra, Andrea Vanossi, Erio Tosatti and Oded Hod doi:10.1038/nnano.2016.151 The phenomenon of circumferential faceting in multiwalled nanotubes of general chirality and identity is rationalized in terms of interwall registry patterns between adjacent layers of curved hexagonal lattices. Programmable artificial phototactic microswimmer   pp1087 - 1092 Baohu Dai, Jizhuang Wang, Ze Xiong, Xiaojun Zhan, Wei Dai, Chien-Cheng Li, Shien-Ping Feng and Jinyao Tang doi:10.1038/nnano.2016.187 A Janus photocatalytic structure can orient and move either towards or away from an external light source, mimicking the behaviour of phototactic microorganisms. See also: News and Views by Sen Direct observation of DNA knots using a solid-state nanopore   pp1093 - 1097 Calin Plesa, Daniel Verschueren, Sergii Pud, Jaco van der Torre, Justus W. Ruitenberg, Menno J. Witteveen, Magnus P. Jonsson, Alexander Y. Grosberg, Yitzhak Rabin and Cees Dekker doi:10.1038/nnano.2016.153 Solid-state nanopores can be used to directly observe individual knots in linear and circular DNA molecules of arbitrary length, and to determine the knot's size, position, and probability of occurrence as a function of DNA length. Rapid water disinfection using vertically aligned MoS2 nanofilms and visible light   pp1098 - 1104 Chong Liu, Desheng Kong, Po-Chun Hsu, Hongtao Yuan, Hyun-Wook Lee, Yayuan Liu, Haotian Wang, Shuang Wang, Kai Yan, Dingchang Lin, Peter A. Maraccini, Kimberly M. Parker, Alexandria B. Boehm and Yi Cui doi:10.1038/nnano.2016.138 Few-layered, vertically aligned MoS2 films can efficiently harvest visible light for photocatalytic water disinfection, allowing >99.999% bacteria to be rapidly inactivated. Modular assembly of superstructures from polyphenol-functionalized building blocks   pp1105 - 1111 Junling Guo, Blaise L. Tardy, Andrew J. Christofferson, Yunlu Dai, Joseph J. Richardson, Wei Zhu, Ming Hu, Yi Ju, Jiwei Cui, Raymond R. Dagastine, Irene Yarovsky and Frank Caruso doi:10.1038/nnano.2016.172 A general strategy that allows a range of nanocrystals, microparticles and cells to be assembled into superstructures is reported. See also: News and Views by Kotov Quantum dot-loaded monofunctionalized DNA icosahedra for single-particle tracking of endocytic pathways   pp1112 - 1119 Dhiraj Bhatia, Senthil Arumugam, Michel Nasilowski, Himanshu Joshi, Christian Wunder, Valérie Chambon, Ved Prakash, Chloé Grazon, Brice Nadal, Prabal K. Maiti, Ludger Johannes, Benoit Dubertret and Yamuna Krishnan doi:10.1038/nnano.2016.150 Quantum dots encapsulated inside DNA icosahedra that display a single endocytic ligand are used to track compartmental dynamics along endocytic pathways. Advertisement npj Clean Water: open for submissions An open access, online-only journal, dedicated to publishing high-quality papers that describe the significant and cutting-edge research that continues to ensure the supply of clean water to populations. Explore the benefits of submitting your next manuscript.   Top Advertisement Microsystems & Nanoengineering is a fully open access, peer-reviewed journal which publishes original articles and reviews on cutting-edge and emerging topics related to MEMS/ NEMS and nanotechnology. Submit your manuscript >>   Natureevents is a fully searchable, multi-disciplinary database designed to maximise exposure for events organisers. The contents of the Natureevents Directory are now live. 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