Nature Nanotechnology Contents February 2018 Volume 13 Number 2 pp 93 - 176

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Advertisement The first issue of Nature Sustainability is now live and free to access online for a limited time. Responding to the greatest challenges of our time, this new online-only journal transcends disciplinary constraints to offer insights into the preservation of life and well-being in a finite world.  Explore some content from the inaugural issue TABLE OF CONTENTS February 2018 Volume 13, Issue 2 Editorial Research Highlights News & Views Letters Articles Amendments & Corrections In the Classroom   Advertisement   Nature Catalysis is an online-only journal that publishes research, review and comment across all areas of catalysis. EXPLORE THE LATEST ISSUE >>   Advertisement Nature Electronics — now live  Nature Electronics publishes both fundamental and applied research across all areas of electronics, incorporating the work of scientists, engineers and industry. At its core, the journal is concerned with the development of new technologies and understanding the impact of these developments on society.  Read the first issue — free for a limited time     Editorial   Plastic affinity    p93 doi:10.1038/s41565-018-0077-3 A cool paper    p93 doi:10.1038/s41565-018-0078-2 Research Highlights   I will message you    p94 Alberto Moscatelli doi:10.1038/s41565-018-0072-8 Going soft    p94 Chiara Pastore doi:10.1038/s41565-018-0073-7 Atomic recall    p94 Olga Bubnova doi:10.1038/s41565-018-0074-6 A multiplexing approach    p94 Wenjie Sun doi:10.1038/s41565-018-0075-5 News & Views   Fast and pure    pp95 - 96 Silvano De Franceschi doi:10.1038/s41565-017-0045-3 Bridging the gap with hot electrons    pp96 - 97 Jason Valentine doi:10.1038/s41565-017-0037-3 Peltier cooling at molecular scale    pp97 - 99 Keehoon Kang & Takhee Lee doi:10.1038/s41565-017-0036-4 Tunable confinement of charges and excitations    pp99 - 100 Deep Jariwala doi:10.1038/s41565-017-0047-1 Nature Nanotechnology JOBS of the week Professor and Head University of Illinois More Science jobs from Nature Nanotechnology EVENT INTERNATIONAL CONFERENCE AND EXPO ON NANOTECHNOLOGY 19.04.18 Dubai, United Arab Emirates More science events from Letters   A quantum-dot spin qubit with coherence limited by charge noise and fidelity higher than 99.9%    pp102 - 106 Jun Yoneda, Kenta Takeda, Tomohiro Otsuka, Takashi Nakajima, Matthieu R. Delbecq et al. doi:10.1038/s41565-017-0014-x Quantum control on an isotopically enriched Si spin qubit is demonstrated with ultrahigh gate fidelities and long coherence times – even in the presence of sizeable charge noise.   Thermoelectric spin voltage in graphene    pp107 - 111 Juan F. Sierra, Ingmar Neumann, Jo Cuppens, Bart Raes, Marius V. Costache et al. doi:10.1038/s41565-017-0015-9 The spin accumulation in graphene can be enhanced by a thermal gradient as a result of a thermoelectric spin voltage owing to an effective spin-dependent Seebeck coefficient.   Direct-current triboelectricity generation by a sliding Schottky nanocontact on MoS2 multilayers    pp112 - 116 Jun Liu, Ankur Goswami, Keren Jiang, Faheem Khan, Seokbeom Kim et al. doi:10.1038/s41565-017-0019-5 A large triboelectric direct current can be generated via the nanoscale sliding friction of a conductive-AFM tip on a MoS2 thin film.   Humidity-controlled rectification switching in ruthenium-complex molecular junctions    pp117 - 121 Huseyin Atesci, Veerabhadrarao Kaliginedi, Jose A. Celis Gil, Hiroaki Ozawa, Joseph M. Thijssen et al. doi:10.1038/s41565-017-0016-8 The rectification ratio of a molecular junction made of a self-assembled monolayer of di-nuclear ruthenium-complex molecules can be varied by more than three orders of magnitude by controlling relative humidity.   Peltier cooling in molecular junctions    pp122 - 127 Longji Cui, Ruijiao Miao, Kun Wang, Dakotah Thompson, Linda Angela Zotti et al. doi:10.1038/s41565-017-0020-z A calorimetry technique with picowatt sensitivity enables the experimental observation of cooling in molecular junctions.   Electrical control of charged carriers and excitons in atomically thin materials    pp128 - 132 Ke Wang, Kristiaan De Greve, Luis A. Jauregui, Andrey Sushko, Alexander High et al. doi:10.1038/s41565-017-0030-x Formation of a homogeneous two-dimensional electron gas in transition metal dichalcogenide heterostructures allows for efficient electrical control of charge carriers and excitons.   Advertisement Do you have a career question?  The Naturejobs podcast features one-on-one Q&As, panel discussions and other exclusive content to help scientists with their careers. Hosted on the Naturejobs blog, the podcast is also available on iTunes and Soundcloud. Listen today!   Articles   Ultrahard carbon film from epitaxial two-layer graphene    pp133 - 138 Yang Gao, Tengfei Cao, Filippo Cellini, Claire Berger, Walter A. de Heer et al. doi:10.1038/s41565-017-0023-9 Indentation in bilayer epitaxial graphene induces its reversible transformation into a diamond-like structure with stiffness and hardness comparable to diamond.   A few-layer molecular film on polymer substrates to enhance the performance of organic devices    pp139 - 144 Tomoyuki Yokota, Takashi Kajitani, Ren Shidachi, Takeyoshi Tokuhara, Martin Kaltenbrunner et al. doi:10.1038/s41565-017-0018-6 Self-assembled few-layer organic films based on paraffinic tripodal triptycene provide an efficient surface functionalization strategy for high-performance organic electronic devices.   Excitonic pathway to photoinduced magnetism in colloidal nanocrystals with nonmagnetic dopants    pp145 - 151 Valerio Pinchetti, Qiumei Di, Monica Lorenzon, Andrea Camellini, Mauro Fasoli et al. doi:10.1038/s41565-017-0024-8 A comprehensive study of excitonic processes in Ag-doped CdSe nanocrystals shows the conversion of nonmagnetic Ag+ dopants into paramagnetic Ag2+.   Strain distributions and their influence on electronic structures of WSe2�MoS2 laterally strained heterojunctions    pp152 - 158 Chendong Zhang, Ming-Yang Li, Jerry Tersoff, Yimo Han, Yushan Su et al. doi:10.1038/s41565-017-0022-x Mapping a moir� pattern in a lateral lattice-mismatched WSe2–MoS2 heterojunction enables determination of the full strain tensor and the study of strain-induced electronic properties.   Reactive tunnel junctions in electrically driven plasmonic nanorod metamaterials    pp159 - 164 doi:10.1038/s41565-017-0017-7 Chemical reactions in nanoscale gaps can be controlled by hot electrons generated by voltage-induced tunnelling.   An adaptive supramolecular hydrogel comprising self-sorting double nanofibre networks    pp165 - 172 Hajime Shigemitsu, Takahiro Fujisaku, Wataru Tanaka, Ryou Kubota, Saori Minami et al. doi:10.1038/s41565-017-0026-6 Two hydrogelators form a dual network of orthogonal nanofibres that can be externally addressed independently to activate two different functions.   Advertisement Nature Mentoring Collection  Offering advice and support to scientist mentors and their mentees  Access the Collection   Amendments & Corrections   Publisher Correction: Nano-opto-electro-mechanical systems    p173 Leonardo Midolo, Albert Schliesser & Andrea Fiore doi:10.1038/s41565-018-0066-6 In the Classroom   My greatest experiment    p176 Ronit Satchi-Fainaro doi:10.1038/s41565-018-0064-8 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). 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