Nature Nanotechnology Contents May 2012 Volume 7 Number 5 pp 273-339

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Subscribe   Facebook   RSS   Recommend to library   Twitter   Advertisement Nature Nanotechnology is pleased to announce a special focus on nanotoxicology Includes free online access to selected articles for a limited time Sponsored by:   Correspondence Top The ongoing proliferation of nano journals pp273 - 274 Michael L. Grieneisen and Minghua Zhang doi:10.1038/nnano.2012.53 The total number of nano journals continues to increase, as do the impact factors of many journals in the field. Full Text | PDF Research Highlights Top Our choice from the recent literature p275 doi:10.1038/nnano.2012.75 Full Text | PDF News and Views Top Fundamental physics: Molecules star in quantum movie pp277 - 278 Bum Suk Zhao and Wieland Schöllkopf doi:10.1038/nnano.2012.44 The quantum interference of large molecules can be recorded in real time thanks to state-of-the-art nanofabrication and nano-imaging technologies. Full Text | PDF See also: Letter by Juffmann et al. Mass sensing: Devices reach single-proton limit pp278 - 280 Wayne Hiebert doi:10.1038/nnano.2012.66 An ultrasensitive nanomechanical mass sensor based on a single carbon nanotube could have applications in mass spectrometry and surface science. Full Text | PDF See also: Letter by Chaste et al. Nanoelectronics: Nanotubes throw their heat around pp280 - 281 Amin Salehi-Khojin, Wei Zhu and Richard I. Masel doi:10.1038/nnano.2012.68 A direct current flowing through a carbon nanotube on a substrate heats the substrate but not the nanotube, and it may be possible to exploit this phenomenon in the thermal management of nanoelectronic devices. Full Text | PDF See also: Letter by Baloch et al. Molecular junctions: Interference comes into view pp281 - 282 Richard J. Nichols and Simon J. Higgins doi:10.1038/nnano.2012.46 An atomic force microscope with a gold-coated tip can be used to directly observe quantum interference in molecular monolayers adsorbed on gold substrates. Full Text | PDF See also: Letter by Guédon et al. Nanotechnology JOBS of the week Post-doctoral fellow The Methodist Hospital Research Institute PhD Position: Fragment-based lead discovery Max-Planck-Institute of Colloids and Interfaces PhD Positions available in nanomaterials, intelligent nanomembranes, foldable devices and drug delivery Monash University , Alfred Hospital Opto-fMRI dissection of brain circuitry Istituto Italiano di Tecnologia, Center for Nanotechnology Innovation@NEST PD8-JG-2012 - Hybrid Spintronic-MEMS Devices International Iberian Nanotechnology Laboratory More Science jobs from Nanotechnology EVENT Colloids and Nanomedicine 2012 15.-17.07.12 Amsterdam, Netherlands More science events from Review Top Nanoelectromechanical contact switches pp283 - 295 Owen Y. Loh and Horacio D. Espinosa doi:10.1038/nnano.2012.40 Nanoelectromechanical (NEM) switches have the potential to complement or selectively replace conventional semiconductor technology. This Review discusses the challenges involved in the large-scale manufacture of a representative set of NEMS-based devices. Abstract | Full Text | PDF Letters Top Real-time single-molecule imaging of quantum interference pp297 - 300 Thomas Juffmann, Adriana Milic, Michael Müllneritsch, Peter Asenbaum, Alexander Tsukernik, Jens Tüxen, Marcel Mayor, Ori Cheshnovsky and Markus Arndt doi:10.1038/nnano.2012.34 A nanofabricated diffraction grating and single-molecule imaging are used to record the build up of the quantum interference patterns for molecules with masses as high as 1,298 amu. Abstract | Full Text | PDF See also: News and Views by Zhao & Schöllkopf A nanomechanical mass sensor with yoctogram resolution pp301 - 304 J. Chaste, A. Eichler, J. Moser, G. Ceballos, R. Rurali and A. Bachtold doi:10.1038/nnano.2012.42 A carbon nanotube resonator is used to form the basis of an ultrasensitive mass sensor that can also be employed to study basic phenomena in surface science. Abstract | Full Text | PDF See also: News and Views by Hiebert Observation of quantum interference in molecular charge transport pp305 - 309 Constant M. Guédon, Hennie Valkenier, Troels Markussen, Kristian S. Thygesen, Jan C. Hummelen and Sense Jan van der Molen doi:10.1038/nnano.2012.37 Charge-transport measurements provide direct evidence for destructive quantum interference in two-terminal molecular junctions at room temperature. Abstract | Full Text | PDF See also: News and Views by Nichols & Higgins Stable cycling of double-walled silicon nanotube battery anodes through solid–electrolyte interphase control pp310 - 315 Hui Wu, Gerentt Chan, Jang Wook Choi, Ill Ryu, Yan Yao, Matthew T. McDowell, Seok Woo Lee, Ariel Jackson, Yuan Yang, Liangbing Hu and Yi Cui doi:10.1038/nnano.2012.35 Silicon nanotubes surrounded by silicon oxide shells can maintain high discharge capacities for 6,000 cycles. Abstract | Full Text | PDF Remote Joule heating by a carbon nanotube pp316 - 319 Kamal H. Baloch, Norvik Voskanian, Merijntje Bronsgeest and John Cumings doi:10.1038/nnano.2012.39 An electric current in a single carbon nanotube can dissipate most of its energy in a supporting substrate, rather than in the nanotube itself. Abstract | Full Text | PDF See also: News and Views by Salehi-Khojin et al. A robust scanning diamond sensor for nanoscale imaging with single nitrogen-vacancy centres pp320 - 324 P. Maletinsky, S. Hong, M. S. Grinolds, B. Hausmann, M. D. Lukin, R. L. Walsworth, M. Loncar and A. Yacoby doi:10.1038/nnano.2012.50 Magnetic fields are imaged with nanoscale resolution and high sensitivity using nitrogen-vacancy centres embedded in high-purity diamond nanopillars. Abstract | Full Text | PDF An atlas of carbon nanotube optical transitions pp325 - 329 Kaihui Liu, Jack Deslippe, Fajun Xiao, Rodrigo B. Capaz, Xiaoping Hong, Shaul Aloni, Alex Zettl, Wenlong Wang, Xuedong Bai, Steven G. Louie, Enge Wang and Feng Wang doi:10.1038/nnano.2012.52 The results of simultaneous measurements of the structure and optical properties of more than 200 single-walled carbon nanotubes are reported and included in an atlas that allows the chiral index of any single-walled nanotube to be determined from a measurement of its optical resonances, and vice versa. Abstract | Full Text | PDF Tunable infrared plasmonic devices using graphene/insulator stacks pp330 - 334 Hugen Yan, Xuesong Li, Bhupesh Chandra, George Tulevski, Yanqing Wu, Marcus Freitag, Wenjuan Zhu, Phaedon Avouris and Fengnian Xia doi:10.1038/nnano.2012.59 The resonant frequency and magnitude of graphene plasmons in graphene/insulator stacks depend on the layer number, which allows tunable filters and polarizers to be built. Abstract | Full Text | PDF Red, green and blue lasing enabled by single-exciton gain in colloidal quantum dot films pp335 - 339 Cuong Dang, Joonhee Lee, Craig Breen, Jonathan S. Steckel, Seth Coe-Sullivan and Arto Nurmikko doi:10.1038/nnano.2012.61 Films of densely packed core-shell quantum dots demonstrate full-colour amplified spontaneous emission with single-exciton gain, and are used to build vertical-cavity surface-emitting lasers operating at very low optical pumping thresholds. Abstract | Full Text | PDF Top Advertisement Nature Outlook Graphene Owing to its extraordinary electronic and optical properties, this super-strong form of carbon could radically advance technologies ranging from transistors to touch screens to solar cells to bionic implants. Access the Outlook free online for six months. Produced with support from: POSCO, LG Electronics, Graphene Square, Inc   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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