Grupo de nanoingeniería de materiales, nanomagnetismo y nanomecánica (Gnm3)

La actividad investigadora del grupo Gnm3 se centra en el diseño, síntesis y caracterización de materiales avanzados con propiedades óptimas para un gran rango de aplicaciones tecnológicas innovadoras. Estudiamos nuevos tipos de materiales cuya microestructura puede ser controlada de forma precisa a la nanoescala, dando lugar a una mejora y optimización de las propiedades mecánicas, magnéticas, ópticas, térmicas y de resistencia a la corrosión. Los tipos de materiales estudiados incluyen: nanopartículas, nanohilos, motivos micro- y nanolitografiados, estructuras meso- y nanoporosas, capas delgadas electrodepositadas, aleaciones amorfas y materiales nanocompuestos. Esta investigación se lleva a cabo con financiación pública y del sector privado, incluyendo proyectos tanto nacionales como europeos (Horizon 2020).

Estadísticas de uso Los más consultados
Últimas adquisiciones:
2021-06-14
12:07
23 p, 1.0 MB Strain-gradient effects in nanoscale-engineered magnetoelectric materials / Nicolenco, Aliona (Universitat Autònoma de Barcelona. Departament de Física) ; de h-Óra, Muireann (University of Cambridge. Department of Materials Science and Metallurgy) ; Driscoll, Judith (University of Cambridge. Department of Materials Science and Metallurgy) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física)
Understanding strain gradient phenomena is of paramount importance in diverse areas of condensed matter physics. This effect is responsible for flexoelectricity in dielectric materials, and it plays a crucial role in the mechanical behavior of nanoscale-sized specimens. [...]
2021 - 10.1063/5.0037421
APL Materials, Vol 9 (2021) , art. 020903
2 documents
2021-06-09
13:09
21 p, 913.7 KB Efficiency of magnetostatic protection using nanostructured permalloy shielding coatings depending on their microstructure / Zubar, Tatiana (Scientific-Practical Materials Research Centre of National Academy of Sciences of Belarus. Laboratory of Magnetic Films Physics (Belarus)) ; Kotelnikova, Anna (Scientific-Practical Materials Research Centre of National Academy of Sciences of Belarus. Laboratory of Magnetic Films Physics (Belarus)) ; Kaniukov, Egor (National University of Science and Technology MISiS. Department of Technology of Electronics Materials (Russia)) ; Kutuzau, Maksim (Leibniz Institute for Solid State and Materials Research Dresden (Germany)) ; Leistner, Karin (Leibniz Institute for Solid State and Materials Research Dresden (Germany)) ; Nielsch, Kornelius (Leibniz Institute for Solid State and Materials Research Dresden (Germany)) ; Vershinina, Tatiana (Joint Institute for Nuclear Research (Russia)) ; Tishkevich, Daria (South Ural State University. Laboratory of Single Crystal Growth (Russia)) ; Kanafyev, Oleg (Scientific-Practical Materials Research Centre of National Academy of Sciences of Belarus. Laboratory of Magnetic Films Physics (Belarus)) ; Kozlovskiy, Artem (The Institute of Nuclear Physics (Kazakhstan)) ; Zdorovets, Maxim (The Ural Federal University. Department of Intelligent Information Technologies (Russia)) ; Fedosyuk, Valery (Scientific-Practical Materials Research Centre of National Academy of Sciences of Belarus. Laboratory of Magnetic Films Physics (Belarus)) ; Trukhanov, Alex (South Ural State University. Laboratory of Single Crystal Growth (Russia)) ; Grabchikov, Sergey (Scientific-Practical Materials Research Centre of National Academy of Sciences of Belarus. Laboratory of Magnetic Films Physics (Belarus))
The effect of microstructure on the efficiency of shielding or shunting of the magnetic flux by permalloy shields was investigated in the present work. For this purpose, the FeNi shielding coatings with different grain structures were obtained using stationary and pulsed electrodeposition. [...]
2021 - 10.3390/nano11030634
Nanomaterials, Vol. 11, Issue 3 (March 2021) , art. 634
2 documents
2021-06-09
13:06
Control of positive and negative magnetoresistance in iron oxide−iron nanocomposite thin films for tunable magnetoelectric nanodevices / Nichterwitz, Martin (Technische Universität Dresden. Physical Chemistry (Germany)) ; Honnali, Shashank (Leibniz Institute for Solid State and Materials Research Dresden (Germany)) ; Zehner, Jonas (Technische Universität Dresden. Institute of Material Science (Germany)) ; Schneider, Sebastian (Leibniz Institute for Solid State and Materials Research Dresden (Germany)) ; Pohl, Darius (Dresden Center for Nanoanalysis (DCN)/Center for Advancing Electronics Dresden (Germany)) ; Schiemenz, Sandra (Leibniz Institute for Solid State and Materials Research Dresden (Germany)) ; Goennenwein, Sebastian T. B. (Technische Universität Dresden. Institut für Festkörper- und Materialphysik (Germany)) ; Nielsch, Kornelius (Technische Universität Dresden. Institute of Material Science (Germany)) ; Leistner, Karin (Technische Universität Dresden. Institute of Material Science (Germany))
The perspective of energy-efficient and tunable functional magnetic nanostructures has triggered research efforts in the fields of voltage control of magnetism and spintronics. We investigate the magnetotransport properties of nanocomposite iron oxide/iron thin films with a nominal iron thickness of 5-50 nm and find a positive magnetoresistance at small thicknesses. [...]
2020 - 10.1021/acsaelm.0c00448
ACS applied electronic materials, Vol. 2, Issue 8 (August 2020) , p. 2543-2549  
2021-06-09
13:00
28 p, 832.6 KB Advances in magneto-ionic materials and perspectives for their application / Nichterwitz, M. (Leibniz Institute for Solid State and Materials Research Dresden (Germany)) ; Honnali, S. (Leibniz Institute for Solid State and Materials Research Dresden (Germany)) ; Kutuzau, Maksim (Leibniz Institute for Solid State and Materials Research Dresden (Germany)) ; Guo, S. (Leibniz Institute for Solid State and Materials Research Dresden (Germany)) ; Zehner, J. (Institute of Material Science. TU Dresden (Germany)) ; Nielsch, Kornelius (Leibniz Institute for Solid State and Materials Research Dresden (Germany)) ; Leistner, Karin (Leibniz Institute for Solid State and Materials Research Dresden (Germany))
The possibility of tuning magnetic material properties by ionic means is exciting both for basic science and, especially in view of the excellent energy efficiency and room temperature operation, for potential applications. [...]
2021 - 10.1063/5.0042544
APL Materials, Vol. 9, Issue 3 (March 2021) , art. 030903
2 documents
2020-11-10
10:23
14 p, 542.4 KB Reversible and magnetically unassisted voltage-driven switching of magnetization in FeRh/PMN-PT / Fina, Ignasi (Institut de Ciència de Materials de Barcelona) ; Quintana Romero, Alberto (Universitat Autònoma de Barcelona. Departament de Física) ; Martí, Xavier (Academy of Sciences of the Czech Republic. Institute of Physics) ; Sánchez Barrera, Florencio (Institut de Ciència de Materials de Barcelona) ; Foerster, Michael (ALBA Laboratori de Llum de Sincrotró) ; Aballe, Lucía (ALBA Laboratori de Llum de Sincrotró) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física) ; Fontcuberta i Griñó, Josep (Institut de Ciència de Materials de Barcelona)
Reversible control of magnetization by electric fields without assistance from a subsidiary magnetic field or electric current could help reduce the power consumption in spintronic devices. When increasing temperature above room temperature, FeRh displays an uncommon antiferromagnetic to ferromagnetic phase transition linked to a unit cell volume expansion. [...]
2018 - 10.1063/1.5040184
Applied Physics Letters, Vol. 113, Issue 15 (October 2018) , art. 152901  
2020-10-28
13:19
15 p, 1.1 MB Structural and magnetic properties of FexCu1-x sputtered thin films electrochemically treated to create nanoporosity for high-surface-area magnetic components / Robbennolt, Shauna (Universitat Autònoma de Barcelona. Departament de Física) ; Fornell Beringues, Jordina (Universitat Autònoma de Barcelona. Departament de Física) ; Quintana Romero, Alberto (Universitat Autònoma de Barcelona. Departament de Física) ; Zhang, Huiyan (Universitat Autònoma de Barcelona. Departament de Física) ; Menéndez Dalmau, Enric (Universitat Autònoma de Barcelona. Departament de Física) ; Pellicer Vilà, Eva M. (Eva Maria) (Universitat Autònoma de Barcelona. Departament de Física) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física)
Sputter deposition is a facile and widely used technique for fabricating thin-film materials. Electrochemical dealloying, on the other hand, is a promising method for creating nanoporosity, and therefore increasing surface area, in metallic materials. [...]
2018 - 10.1021/acsanm.8b00143
ACS Applied Nano Materials, Vol. 1, Issue 4 (April 2018) , p. 1675-1682  
2020-10-28
12:13
7 p, 2.8 MB Synthesis of α-Fe2O3 and Fe-Mn oxide foams with highly tunable magnetic properties by the replication method from polyurethane templates / Feng, Yuping (Universitat Autònoma de Barcelona. Departament de Física) ; Fornell Beringues, Jordina (Universitat Autònoma de Barcelona. Departament de Física) ; Zhang, Huiyan (Universitat Autònoma de Barcelona. Departament de Física) ; Solsona Mateos, Pau (Universitat Autònoma de Barcelona. Departament de Física) ; Baró, M. D. (Universitat Autònoma de Barcelona. Departament de Física) ; Suriñach, Santiago (Suriñach Cornet) (Universitat Autònoma de Barcelona. Departament de Física) ; Pellicer Vilà, Eva M. (Eva Maria) (Universitat Autònoma de Barcelona. Departament de Física) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física)
Open cell foams consisting of Fe and Fe-Mn oxides are prepared from metallic Fe and Mn powder precursors by the replication method using porous polyurethane (PU) templates. First, reticulated PU templates are coated by slurry impregnation. [...]
2018 - 10.3390/ma11020280
Materials, Vol. 11, Issue 2 (February 2018) , art. 280  
2020-10-28
11:57
5 p, 936.0 KB Mechanical properties of particles from the surface of asteroid 25143 Itokawa / Tanbakouei, Safoura (Institut d'Estudis Espacials de Catalunya) ; Trigo-Rodríguez, Josep M. (Institut d'Estudis Espacials de Catalunya) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física) ; Michel, Patrick (Centre National de la Recherche Scientifique (França)) ; Blum, Jürgen (Technische Universität Braunschweig. Institut für Geophysik und extraterrestrische Physik (Germany)) ; Nakamura, Tomoki (Tohoku University. Department of Earth Science (Japan)) ; Williams, Iwan (Queen Mary University of London. School of Physics and Astronomy)
Aims. Asteroids have been exposed to impacts since their formation, and as a consequence their surfaces are covered by small particles, pebbles, and boulders. The Japanese JAXA/ISAS Hayabusa mission collected micron-sized particles from the regolith of asteroid 25143 Itokawa. [...]
2019 - 10.1051/0004-6361/201935380
Astronomy & astrophysics, Vol. 629 (September 2019) , art. A119  
2020-10-28
11:50
31 p, 4.6 MB Piezoelectrically enhanced photocatalysis with BiFeO3 nanostructures for efficient water remediation / Mushtaq, Fajer (ETH Zurich. Institute of Robotics and Intelligent Systems (Switzerland)) ; Chen, Xiangzhong (ETH Zurich. Institute of Robotics and Intelligent Systems (Switzerland)) ; Hoop, Marcus (ETH Zurich. Institute of Robotics and Intelligent Systems (Switzerland)) ; Torlakcik, Harun (ETH Zurich. Institute of Robotics and Intelligent Systems (Switzerland)) ; Pellicer Vilà, Eva M. (Eva Maria) (Universitat Autònoma de Barcelona. Departament de Física) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física) ; Gattinoni, Chiara (ETH Zurich. Materials Theory (Switzerland)) ; Nelson, Bradley J. (ETH Zurich. Institute of Robotics and Intelligent Systems (Switzerland)) ; Pané, Salvador (ETH Zurich. Institute of Robotics and Intelligent Systems (Switzerland))
Designing new catalysts that can efficiently utilize multiple energy sources can contribute to solving the current challenges of environmental remediation and increasing energy demands. In this work, we fabricated single-crystalline BiFeO3 (BFO) nanosheets and nanowires that can successfully harness visible light and mechanical vibrations and utilize them for degradation of organic pollutants. [...]
2018 - 10.1016/j.isci.2018.06.003
iScience, Vol. 4 (June 2018) , p. 236-246  
2020-10-28
11:36
38 p, 2.1 MB Enhancing magneto-ionic effects in magnetic nanostructured films via conformal deposition of nanolayers with oxygen acceptor/donor capabilities / Navarro Senent, Cristina (Universitat Autònoma de Barcelona. Departament de Física) ; Quintana Romero, Alberto (Universitat Autònoma de Barcelona. Departament de Física) ; Isarain-Chávez, Eloy (Universitat Autònoma de Barcelona. Departament de Física) ; Weschke, Eugen (Helmholtz-Zentrum Berlin für Materialien und Energie (Germany)) ; Yu, Pengmei (Institut de Ciència de Materials de Barcelona) ; Coll, Mariona (Institut de Ciència de Materials de Barcelona) ; Pellicer Vilà, Eva M. (Eva Maria) (Universitat Autònoma de Barcelona. Departament de Física) ; Menéndez Dalmau, Enric (Universitat Autònoma de Barcelona. Departament de Física) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física)
Effective manipulation of the magnetic properties of nanostructured metallic alloys, exhibiting intergrain porosity (i. e. , channels) and conformally coated with insulating oxide nanolayers, with an electric field is demonstrated. [...]
2020 - 10.1021/acsami.9b19363
ACS applied materials & interfaces, Vol. 12, Issue 12 (March 2020) , p. 14484-14494  
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