Results overview: Found 41 records in 0.02 seconds.
Articles, 38 records found
Research literature, 3 records found
Articles 38 records found  1 - 10nextend  jump to record:
1.
8 p, 2.8 MB Surface hydrogen enables subeutectic vapor-liquid-solid semiconductor nanowire growth / Sivaram, Saujen V. (Georgia Institute of Technology. School of Chemical and Biomolecular Engineering) ; Hui, Ho Yee (Georgia Institute of Technology. School of Chemical and Biomolecular Engineering) ; De La Mata, Maria (Institut Català de Nanociència i Nanotecnologia) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Filler, Michael A. (Georgia Institute of Technology. School of Chemical and Biomolecular Engineering)
Vapor-liquid-solid nanowire growth below the bulk metal-semiconductor eutectic temperature is known for several systems; however, the fundamental processes that govern this behavior are poorly understood. [...]
2016 - 10.1021/acs.nanolett.6b01640
Nano letters, Vol. 16, issue 11 (Sep. 2016) , p. 6717-6723  
2.
10 p, 3.4 MB Fe₃O₄@NiFexOy nanoparticles with enhanced electrocatalytic properties for oxygen evolution in carbonate electrolyte / Luo, Z. (Institut de Recerca en Energia de Catalunya) ; Martí-Sànchez, Sara (Institut Català de Nanociència i Nanotecnologia) ; Nafria, Raquel (Institut de Recerca en Energia de Catalunya) ; Joshua, Gihan (Institut de Recerca en Energia de Catalunya) ; De La Mata, Maria (Institut Català de Nanociència i Nanotecnologia) ; Guardia, Pablo (Institut de Recerca en Energia de Catalunya) ; Flox, Cristina (Institut de Recerca en Energia de Catalunya) ; Martínez-Boubeta, Carlos (Freelancer) ; Simeonidis, Konstantinos (Aristotle University Thessaloniki. Department of Physics) ; Llorca, Jordi (Universitat Politècnica de Catalunya. Institut de Tècniques Energètiques) ; Morante, Joan Ramon (Institut de Recerca en Energia de Catalunya) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Ibáñez, Maria (Institut de Recerca en Energia de Catalunya) ; Cabot, A. (Institut de Recerca en Energia de Catalunya)
The design and engineering of earth-abundant catalysts that are both cost-effective and highly active for water splitting are crucial challenges in a number of energy conversion and storage technologies. [...]
2016 - 10.1021/acsami.6b09888
ACS applied materials and interfaces, Vol. 8, issue 43 (Feb. 2016) , p. 29461-29469  
3.
8 p, 9.7 MB Orientationally ordered silicon nanocrystal cuboctahedra in superlattices / Yu, Yixuan (University of Texas. Texas Materials Institute) ; Lu, Xiaotang (University of Texas. Texas Materials Institute) ; Guillaussier, Adrien (University of Texas. Texas Materials Institute) ; Voggu, Vikas Reddy (University of Texas. Texas Materials Institute) ; Pineros, William (University of Texas. Texas Materials Institute) ; De La Mata, Maria (Institut Català de Nanociència i Nanotecnologia) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Smilgies, Detlef-M. (Cornell University. Cornell High Energy Synchrotron Source) ; Truskett, Thomas M. (University of Texas. Texas Materials Institute) ; Korgel, Brian A. (University of Texas. Texas Materials Institute)
Uniform silicon nanocrystals were synthesized with cuboctahedral shape and passivated with 1-dodecene capping ligands. Transmission electron microscopy, electron diffraction, and grazing incidence wide-angle and small-angle X-ray scattering show that these soft cuboctahedra assemble into face-centered cubic superlattices with orientational order. [...]
2016 - 10.1021/acs.nanolett.6b04006
Nano Letters, Vol. 16, issue 12 (2016) , p. 7814-7821  
4.
9 p, 1.5 MB Pd₂Sn [010] nanorods as a highly active and stable ethanol oxidation catalyst / Luo, Zhishan (Centre de Recerca en Energia de Catalunya) ; Lu, Jianmin (Chinese Academy of Sciences. Dalian Institute of Chemical Physics) ; Flox, Cristina (Institut de Recerca en Energia de Catalunya) ; Nafria, Raquel (Institut de Recerca en Energia de Catalunya) ; Genç, Aziz (Institut Català de Nanociència i Nanotecnologia) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Llorca, Jordi (Universitat Politècnica de Catalunya. Institut de Tècniques Energètiques) ; Ibáñez, Maria (Institut de Recerca en Energia de Catalunya) ; Morante, Joan Ramon (Institut de Recerca en Energia de Catalunya) ; Cabot, Andreu (Institut de Recerca en Energia de Catalunya)
The development of highly active, low cost and stable electrocatalysts for direct alcohol fuel cells remains a critical challenge. While Pd₂Sn has been reported as an excellent catalyst for the ethanol oxidation reaction (EOR), here we present DFT analysis results showing the (100) and (001) facets of orthorhombic PdSn to be more favourable for the EOR than (010). [...]
2016 - 10.1039/c6ta06430b
Journal of materials chemistry A, Vol. 4, issue 42 (2016) , p. 16706-16713  
5.
12 p, 1.9 MB Orientation symmetry breaking in self-assembled Ce1- : XGdxO2- y nanowires derived from chemical solutions / Queraltó López, Albert (Institut de Ciència de Materials de Barcelona) ; De La Mata, Maria (Institut Català de Nanociència i Nanotecnologia) ; Martínez, Lidia (Instituto de Ciencia de Materiales de Madrid) ; Magén, César (Universidad de Zaragoza. Instituto de Nanociencia de Aragón) ; Gibert, Marta (Université de Genève. Département de Physique de la Matière Quantique) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Hühne, Ruben (Institut für Metallische Werkstoffe) ; Obradors, Xavier (Institut de Ciència de Materials de Barcelona (ICMAB-CSIC)) ; Puig i Molina, Mª Teresa (Institut de Ciència de Materials de Barcelona (ICMAB-CSIC))
Understanding the growth mechanisms of nanostructures obtained from chemical solutions, a high-throughput production methodology, is essential to correlate precisely the growth conditions with the nanostructures' morphology, dimensions and orientation. [...]
2016 - 10.1039/c6ra23717g
RSC Advances, Vol. 6, issue 99 (2016) , p. 97226-97236  
6.
8 p, 9.3 MB Position-controlled growth of GaN nanowires and nanotubes on diamond by molecular beam epitaxy / Schuster, Fabian (Walter Schottky Institut, Physics Department, Technische Universität München) ; Hetzl, Martin (Technische Universität München. Walter Schottky Institute) ; Weiszer, Saskia (Technische Universität München. Walter Schottky Institute) ; Garrido, José A. (Technische Universität München. Walter Schottky Institute) ; De La Mata, Maria (Institut de Ciència de Materials de Barcelona (ICMAB-CSIC)) ; Magén, César (Universidad de Zaragoza. Instituto de Nanociencia de Aragón) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Stutzmann, Martin (Technische Universität München. Walter Schottky Institute) ; ALBA Laboratori de Llum de Sincrotró
In this work the position-controlled growth of GaN nanowires (NWs) on diamond by means of molecular beam epitaxy is investigated. In terms of growth, diamond can be seen as a model substrate, providing information of systematic relevance also for other substrates. [...]
2015 - 10.1021/nl504446r
Nano letters, Vol. 15, issue 3 (Nov. 2015) , p. 1773-1779  
7.
12 p, 5.6 MB Surface modification of TiO₂ nanocrystals by WOx coating or wrapping : solvothermal synthesis and enhanced surface chemistry / Epifani, Mauro (Istituto per la Microelettronica e i Microsistemi (Lecce, Itàlia)) ; Díaz, Raül (Instituto IMDEA Energía (Móstoles, Madrid)) ; Force, Carmen (Universidad Rey Juan Carlos) ; Comini, Elisabetta (University of Brescia (Itàlia)) ; Manzanares, Marta (Institut de Recerca en Energia de Catalunya) ; Andreu, Teresa (Institut de Recerca en Energia de Catalunya) ; Genç, Aziz (Institut Català de Nanociència i Nanotecnologia) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Siciliano, Pietro (Istituto per la Microelettronica e i Microsistemi (Lecce, Itàlia)) ; Faglia, Guido (University of Brescia (Itàlia)) ; Morante, Joan R. (Institut de Recerca en Energia de Catalunya)
TiO₂ anatase nanocrystals were prepared by solvothermal processing of Ti chloroalkoxide in oleic acid, in the presence of W chloroalkoxide, with W/Ti nominal atomic concentration (Rw) ranging from 0. [...]
2015 - 10.1021/acsami.5b00632
ACS applied materials and interfaces, Vol. 7, no. 12 (Jan. 2015) , p. 6898-6908  
8.
7 p, 8.1 MB Size and aspect ratio control of Pd₂Sn nanorods and their water denitration properties / Luo, Zhishan (Centre de Recerca en Energia de Catalunya) ; Ibáñez, Maria (Institut de Recerca en Energia de Catalunya) ; Antolín, Ana M. (Universitat Rovira i Virgili. Departament d'Enginyeria Química) ; Genç, Aziz (Institut de Ciència de Materials de Barcelona) ; Shavel, Alexei (Institut de Recerca en Energia de Catalunya) ; Contreras, Sandra (Universitat Rovira i Virgili. Departament d'Enginyeria Química) ; Medina, Francesc (Universitat Rovira i Virgili. Departament d'Enginyeria Química) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Cabot, Andreu (Institut de Recerca en Energia de Catalunya)
Monodisperse Pd₂Sn nanorods with tuned size and aspect ratio were prepared by co-reduction of metal salts in the presence of trioctylphosphine, amine, and chloride ions. Asymmetric Pd₂Sn nanostructures were achieved by the selective desorption of a surfactant mediated by chlorine ions. [...]
2015 - 10.1021/la504906q
Langmuir, Vol. 31, issue 13 (April 2015) , p. 3952-3957  
9.
8 p, 2.1 MB Long-lived excitons in GaN/AlN nanowire heterostructures / Beeler, Mark (Commissariat à l’énergie atomique et aux énergies alternatives (França)) ; Lim, Caroline B. (Commissariat à l’énergie atomique et aux énergies alternatives (França)) ; Hille, Pascal (Justus Liebig-Universität Gießen. Physikalisches Institut) ; Bleuse, Joel (Commissariat à l’énergie atomique et aux énergies alternatives (França)) ; Schörmann, J. (I. Physikalisches Institut, Justus-Liebig-Universität Gießen) ; De La Mata, Maria (Institut de Ciència dels Materials de Barcelona) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Eickhoff, M. (I. Physikalisches Institut, Justus-Liebig-Universität Gießen) ; Monroy, Eva (Commissariat à l’énergie atomique et aux énergies alternatives (França))
GaN/AlN nanowire heterostructures can display photoluminescence (PL) decay times on the order of microseconds that persist up to room temperature. Doping the GaN nanodisk insertions with Ge can reduce these PL decay times by two orders of magnitude. [...]
2015 - 10.1103/PhysRevB.91.205440
Physical Review B, Vol. 91, issue 20 (May 2015) , art. 205440  
10.
9 p, 3.3 MB High-yield synthesis and optical properties of g-C₃N₄ / Yuan, Yanwen (Nanyang Technological University. Division of Physics and Applied Physics) ; Zhang, Lulu (Nanyang Technological University. Division of Physics and Applied Physics) ; Xing, Jun (Nanyang Technological University. Division of Physics and Applied Physics) ; Utama, M. Iqbal Bakti (Nanyang Technological University. Division of Physics and Applied Physics) ; Lu, Xin (Nanyang Technological University. Division of Physics and Applied Physics) ; Du, Kezhao (Nanyang Technological University. Division of Physics and Applied Physics) ; Li, Yongmei (Nanyang Technological University. School of Materials Science and Engineering) ; Hu, Xiao (Nanyang Technological University. School of Materials Science and Engineering) ; Wang, Shijie (Institute of Materials Research & Engineering, Agency for Science, Technologies and Research (Singapore)) ; Genç, Aziz (Institut Català de Nanociència i Nanotecnologia) ; Dunin-Borkowski, Rafal (Forschungszentrum Jülich - Peter Grünberg Institut) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Xiong, Qihua (Nanyang Technological University. Division of Physics and Applied Physics)
Graphitic carbon nitride (g-C₃N₄), a metal-free semiconductor with a band gap of 2. 7 eV, has received considerable attention owing to its fascinating photocatalytic performances under visible-light. [...]
2015 - 10.1039/c5nr02905h
Nanoscale, Vol. 7 Núm. 29 (july 2015) , p. 12343-12350  

Articles : 38 records found   1 - 10nextend  jump to record:
Research literature 3 records found  
1.
119 p, 5.5 MB Atomic scale characterization of semiconductor non-planar nanostructures / Mata Fernández, María de la ; Arbiol i Cobos, Jordi, dir. ; Granados García, Xavier, dir. ; Universitat Autònoma de Barcelona. Departament de Física
Las nanoestructuras semiconductoras son bloques de construcción con gran potencial para ser integrados en numerosos dispositivos tecnológicos, además de ser plataformas ideales para el estudio de principios físicos fundamentales. [...]
Semiconductor nanostructures are building blocks with high potential to be integrated in a wide variety of technological devices, in addition to be ideal platforms for the study of fundamental physical principles. [...]

[Bellaterra] : Universitat Autònoma de Barcelona, 2015
2 documents
2.
106 p, 4.0 MB Plasmonic nanoengineering in hollow metal nanostructures: an electron energy-loss spectroscopy study / Genç, Aziz ; Arbiol i Cobos, Jordi, dir. (Institut Català de Nanociència i Nanotecnologia) ; Granados García, Xavier, tutor (Institut de Ciència de Materials de Barcelona) ; Universitat Autònoma de Barcelona. Departament de Física
Resumen en Español Las nanoestructuras metálicas están siendo objeto de gran atención dada su capacidad para generar resonancias plasmónicas, que son oscilaciones colectivas de electrones alojados en la banda de conducción en un metal excitado por efecto de un campo electromagnético. [...]
Metallic nanostructures have received great attention due to their ability to generate surface plasmon resonances, which are the collective oscillations of conduction band electrons in a metal excited by an electromagnetic field. [...]

[Barcelona] : Universitat Autònoma de Barcelona, 2015
4 documents
3.
152 p, 12.6 MB In-depth investigation of the origin, evolution and interaction of structural defects in YBCO nanocomposite thin films / Guzmán Aluja, Roger ; Sánchez Moreno, Álvaro, tutor (Universitat Autònoma de Barcelona. Departament de Física) ; Gàzquez Alabart, Jaume, dir. ; Arbiol i Cobos, Jordi, dir. ; Universitat Autònoma de Barcelona. Departament de Física ; Institut de Ciència de Materials de Barcelona
Des del descobriment de la superconductivitat d'alta temperatura (HTS), el desenvolupament tecnològic d'un cable superconductor d'alta corrent ha sigut una prioritat per aprofitar plenament les seves capacitats de transport corrent elèctric. [...]
Since the discovery of high-temperature superconductivity (HTS) in cuprate materials, efforts have focused on developing a high-current superconducting wire technology to fully exploit their fundamental current-carrying capability. [...]

[Barcelona] : Universitat Autònoma de Barcelona, 2014  

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