Nature Photonics contents August 2011 Volume 5 Number 8 pp439-506

Advertisement How to maximise nanopatterning performance of your FIB-SEM? Visit Raith and learn how ELPHY MultiBeam's FLEXposureTM patterning modes improve FIB-SEM lithography. TABLE OF CONTENTS August 2011 Volume 5, Issue 8 Editorial Commentary Research Highlights News and Views Technology Focus Letters Articles Interview Recommend to your library Web feed Subscribe Advertisement Scientific American monthly table of contents e-alerts Sign up today! Scientific American has been reporting on unique insights about inspiring developments in science and technology for more than 165 years. With an expertise for pinpointing emerging trends, in every issue Scientific American provides a greater understanding of current events and issues worldwide. The Scientific American monthly table of contents e-alerts provides you with an overview of what is published in the latest issue. Sign up today to start receiving your e-alerts directly to your desktop.   Editorial Top All about review p439 doi:10.1038/nphoton.2011.181 Peer review is arguably the most important process a paper must pass through on its journey to being published in a journal. Full Text | PDF Commentary Top Photonics in India pp440 - 443 Bishnu Pal doi:10.1038/nphoton.2011.162 India has long been active in the field of photonics, dating back to famous scientists such as Raman and Bose. Today, India is home to numerous research groups and telecommunications companies that own a sizeable amount of the fibre-optic links installed around the globe. Full Text | PDF Research Highlights Top Our choice from the recent literature pp444 - 445 James Baxter, Oliver Graydon, Noriaki Horiuchi, David Pile and Rachel Won doi:10.1038/nphoton.2011.179 Full Text | PDF News and Views Top Nonlinear optics: Fibre sources in the deep ultraviolet pp446 - 447 Zhipei Sun and Andrea C. Ferrari doi:10.1038/nphoton.2011.166 Wavelength-tunable ultraviolet light sources are required for a wide range of applications, but are typically difficult to manufacture and operate. A simple gas-filled optical fibre that performs efficient frequency conversion from the infrared to the deep-ultraviolet could be a promising answer. Full Text | PDF Superconductors: Terahertz superconducting switch pp447 - 449 Marc Gabay and Jean-Marc Triscone doi:10.1038/nphoton.2011.164 The use of terahertz pulses to 'gate' interlayer charge transport in a superconductor could lead to a variety of new and interesting applications. Full Text | PDF See also: Letter by Dienst et al. Fundamental optical physics: The quest for zero refractive index pp449 - 451 Jörg Schilling doi:10.1038/nphoton.2011.172 A superlattice comprising alternating layers of negative-refractive-index photonic crystals and positive-refractive-index dielectric media has been shown to exhibit an effective refractive index of zero. Experiments show that light passing through such a material experiences no phase shift. Full Text | PDF See also: Article by Kocaman et al. Atom optics: Marriage of atoms and plasmons pp451 - 452 James P. Shaffer doi:10.1038/nphoton.2011.174 The interaction between atoms in a Bose–Einstein condensate and plasmon-enhanced fields is a step towards the goal of realizing hybrid atom–polariton systems for tasks in quantum information processing. Full Text | PDF See also: Article by Stehle et al. Photonic quasicrystals: Disorder-enhanced light transport pp453 - 454 Z. Valy Vardeny and Ajay Nahata doi:10.1038/nphoton.2011.173 Photonic quasicrystals are specially designed aperiodic materials that possess long-range order and are capable of transmitting light. Contrary to intuition, introducing disorder can be used to enhance the propagation of light through such labyrinth structures. Full Text | PDF Quantum optics: Exploring remote entanglement pp454 - 456 David L. Moehring and Boris B. Blinov doi:10.1038/nphoton.2011.165 The controlled 'catch and release' of individual quantum-information-carrying photons is an important ingredient for achieving scalable quantum networking. Recently, researchers at the Max Planck Institute of Quantum Optics succeeded in this task in two separate systems. Full Text | PDF X-rays: First light from SACLA pp456 - 457 David Pile doi:10.1038/nphoton.2011.178 Angstrom-scale lasing from SACLA in Japan — the world's second hard-X-ray free-electron laser facility — marks a new era in X-ray photonics. Full Text | PDF View from... CLEO/Europe-EQEC 2011: Shining in the mid-infrared pp457 - 458 Rachel Won doi:10.1038/nphoton.2011.176 Improvements in fibre, crystal and semiconductor technologies are helping to address the need for powerful and convenient light sources in the mid-infrared. Full Text | PDF Photonics JOBS of the week PhD studentship in 'Fundamental Studies of Photo-catalytic Materials for Solar Fuel Generation' University of Liverpool Liverpool, United Kingdom Postdoctoral Researcher German Center for Neurodegenerative Diseases (DZNE) Bonn, Germany PhD fellowships in Plasmonic, University of technology of Troyes, France Université de technologie de Troyes Troyes, France Tenure-Track Associate Professor / Assistant Professor The University of Hong Kong Hong Kong, Hong Kong Tenure Track Positions in Physics Tampere University of Technology Tampere, Finland More Science jobs from Photonics EVENT The Fourth International Workshop on Theoretical and Computational Nano-Photonics 26.-28.10.11 Bad Honnef, Germany More science events from TECHNOLOGY FOCUS:  Specialty optical fibres Optical fibres are getting sophisticated and proving to have important roles in applications beyond telecommunications. Editorial Top Fibres get special p461 doi:10.1038/nphoton.2011.182 Full Text | PDF Business News Top Management buyouts and medical market opportunities p462 doi:10.1038/nphoton.2011.161 Full Text | PDF Research Highlights Top Our choice from the recent literature p463 James Baxter, David Pile and Rachel Won doi:10.1038/nphoton.2011.175 Full Text | PDF Profile Top Photonic crystal pioneer pp464 - 465 Nadya Anscombe doi:10.1038/nphoton.2011.156 Over the past ten years, Crystal Fiber, now part of NKT Photonics, has been busy commercializing photonic crystal fibre. Nadya Anscombe finds out about the evolution of the technology and its applications. Full Text | PDF Industry Perspectives Top Doped fibres: Rare-earth fibres power up pp466 - 467 Bryce Samson, Adrian Carter and Kanishka Tankala doi:10.1038/nphoton.2011.170 Important developments in fibre technology now allow the realization of fibre lasers with reliable and stable single-mode operation at power levels beyond 1 kW. Full Text | PDF Photosensitive fibres: Growing gratings pp468 - 469 Andy Gillooly doi:10.1038/nphoton.2011.160 The photosensitive optical fibre — a work-horse of the telecommunications industry for many years — is now seeing rapid uptake in the sensor and laser industries. Full Text | PDF Chiral fibres: Adding twist pp470 - 472 Victor I. Kopp and Azriel Z. Genack doi:10.1038/nphoton.2011.158 Twisting and microforming an optical fibre provides it with unique chiral properties that are useful for polarization control, harsh-environment sensing and dense multichannel coupling to photonic integrated circuits. Full Text | PDF Product Highlights Top Metal-coated fibres, double-cladding designs and more p473 doi:10.1038/nphoton.2011.157 Full Text | PDF Interview Top The promise of chalcogenides p474 Interview with Dan Hewak doi:10.1038/nphoton.2011.155 Chalcogenide glasses are attracting significant attention thanks to their mid-infrared transparency and highly nonlinear properties. Nadya Anscombe talks to Dan Hewak from the University of Southampton in the UK. Full Text | PDF Letters Top High-energy pulse synthesis with sub-cycle waveform control for strong-field physics pp475 - 479 Shu-Wei Huang, Giovanni Cirmi, Jeffrey Moses, Kyung-Han Hong, Siddharth Bhardwaj, Jonathan R. Birge, Li-Jin Chen, Enbang Li, Benjamin J. Eggleton, Giulio Cerullo and Franz X. Kärtner doi:10.1038/nphoton.2011.140 Researchers present a waveform synthesis scheme that coherently multiplexes the outputs from two broadband optical parametric chirped-pulse amplifiers. The technique provides control at the sub-cycle scale and generates high-energy ultrashort waveforms for use in strong-field physics experiments. Abstract | Full Text | PDF Tandem colloidal quantum dot solar cells employing a graded recombination layer pp480 - 484 Xihua Wang, Ghada I. Koleilat, Jiang Tang, Huan Liu, Illan J. Kramer, Ratan Debnath, Lukasz Brzozowski, D. Aaron R. Barkhouse, Larissa Levina, Sjoerd Hoogland and Edward H. Sargent doi:10.1038/nphoton.2011.123 Researchers report a colloidal quantum-dot solar cell that features two junctions, each designed to absorb and convert different spectral bands of light within the solar spectrum. The device offers a power conversion efficiency of 4.2% and an open circuit voltage of 1.06 V. Abstract | Full Text | PDF Bi-directional ultrafast electric-field gating of interlayer charge transport in a cuprate superconductor pp485 - 488 A. Dienst, M. C. Hoffmann, D. Fausti, J. C. Petersen, S. Pyon, T. Takayama, H. Takagi and A. Cavalleri doi:10.1038/nphoton.2011.124 Scientists demonstrate that strong single-cycle terahertz pulses can switch off interlayer superconductivity in a cuprate superconductor while leaving in-plane superconductivity unaltered. The effect may prove useful for studying and controlling the behaviour of future ultrafast nanoelectronics. Abstract | Full Text | PDF See also: News and Views by Gabay & Triscone | Interview with Andrea Cavalleri Mid-infrared HgTe colloidal quantum dot photodetectors pp489 - 493 Sean Keuleyan, Emmanuel Lhuillier, Vuk Brajuskovic and Philippe Guyot-Sionnest doi:10.1038/nphoton.2011.142 Researchers show that thin films containing HgTe quantum dots with diameters of around 10 nm exhibit a photoresponse in the mid-infrared that extends to wavelengths as long as 5 µm. Such films could become the basis of a new form of low-cost mid-infrared photodetector. Abstract | Full Text | PDF Articles Top Plasmonically tailored micropotentials for ultracold atoms pp494 - 498 Christian Stehle, Helmar Bender, Claus Zimmermann, Dieter Kern, Monika Fleischer and Sebastian Slama doi:10.1038/nphoton.2011.159 Researchers have fired ultracold-atom Bose-Einstein condensates towards the submicrometre-featured potentials formed by the optical near-fields of surface plasmons. The strength and structural dependence of the optical near-fields were determined from the reflection of cold atoms. It is hoped that the work paves the way towards plasmonic guiding and the manipulation of cold atoms. Abstract | Full Text | PDF See also: News and Views by Shaffer Zero phase delay in negative-refractive-index photonic crystal superlattices pp499 - 505 S. Kocaman, M. S. Aras, P. Hsieh, J. F. McMillan, C. G. Biris, N. C. Panoiu, M. B. Yu, D. L. Kwong, A. Stein and C. W. Wong doi:10.1038/nphoton.2011.129 Researchers experimentally demonstrate that light propagating through a path-averaged zero-index dielectric medium can have zero phase delay, despite a non-zero physical path length. The medium is a superlattice consisting of layers of negative-refractive-index dielectric photonic crystals and positive-refractive-index homogeneous dielectric media. Abstract | Full Text | PDF See also: News and Views by Schilling Interview Top Controlling superconductivity p506 Interview with Andrea Cavalleri doi:10.1038/nphoton.2011.169 The use of intense ultrafast terahertz pulses to gate superconductivity not only provides insights into charge transport in such materials but may also lead to new forms of data switching, explains Andrea Cavalleri. Full Text | PDF Top Advertisement Now Live - a new multidisciplinary research journal from the publishers of Nature Online and open access, Scientific Reports provides rapid publication and high visibility of research - for all areas of science. All papers accepted for publication are technically sound, without any requirement for impact. Submit your next paper to Scientific Reports.   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. 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