Articles

Articles 56 records found  beginprevious18 - 27nextend  jump to record: Search took 0.00 seconds. 
18.
9 p, 2.6 MB Magneto-ionics in single-layer transition metal nitrides / de Rojas, Julius (Universitat Autònoma de Barcelona. Departament de Física) ; Salguero, Joaquín (Consejo Superior de Investigaciones Científicas (Espanya).Instituto de Micro y Nanotecnología) ; Ibrahim, Fatima (Université de Grenoble Alpes) ; Chshiev, Mairbek (Université de Grenoble Alpes) ; Quintana Puebla, Alberto (Georgetown University. Department of Physics) ; Lopeandía Fernández, Aitor (Institut Català de Nanociència i Nanotecnologia) ; Liedke, Maciej O. (Helmholtz-Zentrum Dresden−Rossendorf. Institute of Radiation Physics) ; Butterling, Maik (Helmholtz-Zentrum Dresden−Rossendorf. Institute of Radiation Physics) ; Hirschmann, Eric (Helmholtz-Zentrum Dresden−Rossendorf. Institute of Radiation Physics) ; Wagner, Andreas (Helmholtz-Zentrum Dresden−Rossendorf. Institute of Radiation Physics) ; Abad, Llibertat (Institut de Microelectrònica de Barcelona) ; Costa-Krämer, José L. (Consejo Superior de Investigaciones Científicas (Espanya).Instituto de Micro y Nanotecnología) ; Menéndez Dalmau, Enric (Universitat Autònoma de Barcelona. Departament de Física) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física)
Magneto-ionics allows for tunable control of magnetism by voltage-driven transport of ions, traditionally oxygen or lithium and, more recently, hydrogen, fluorine, or nitrogen. Here, magneto-ionic effects in single-layer iron nitride films are demonstrated, and their performance is evaluated at room temperature and compared with previously studied cobalt nitrides. [...]
2021 - 10.1021/acsami.1c06138
ACS applied materials & interfaces, Vol. 13, issue 26 (July 2021) , p. 30826-30834  
19.
28 p, 1.6 MB CoDiAJe - the Annotated Diachronic Corpus of Judeo-spanish : Description of a Multi-alphabetic Corpus and its Textual and Linguistic Annotations / Quintana, Aldina (The Hebrew University of Jerusalem)
Judeo-Spanish differs from late 15th-century Spanish and modern Spanish in several respects, such as its morphology, syntax, and semantics, but the most visible difference is in the alphabet. From the end of the 19th century, Judeo-Spanish has been written in various alphabets -Greek, Cyrillic, and especially Latin-. [...]
El judeoespañol se diferencia del español de finales del siglo XV y del español moderno en varios aspectos que afectan a la fonética y fonología, morfología, sintaxis y semántica. Sin embargo, la diferencia más fácilmente apreciable está en el alfabeto. [...]

2020 - 10.5565/rev/scriptum.110
Scriptum digital, Núm. 9 (2020) , p. 209-236 (Articles)  
20.
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 Puebla, 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, 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  
21.
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 Puebla, 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 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  
22.
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 Puebla, 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 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  
23.
8 p, 4.5 MB Local manipulation of metamagnetism by strain nanopatterning / Foerster, Michael (ALBA Laboratori de Llum de Sincrotró) ; Menéndez Dalmau, Enric (Universitat Autònoma de Barcelona. Departament de Física) ; Coy, Emerson (Adam Mickiewicz University. NanoBioMedical Centre (Poland)) ; Quintana Puebla, Alberto (Universitat Autònoma de Barcelona. Departament de Física) ; Gómez-Olivella, Carles (Universitat de Barcelona. Departament de Física Aplicada i Òptica) ; Esqué-de los Ojos, Daniel (Universitat Autònoma de Barcelona. Departament de Física) ; Vallcorba Valls, Oriol (ALBA Laboratori de Llum de Sincrotró) ; Frontera, Carlos (Institut de Ciència de Materials de Barcelona) ; Aballe, Lucía (ALBA Laboratori de Llum de Sincrotró) ; Nogués, Josep (Institut Català de Nanociència i Nanotecnologia) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física) ; Fina, Ignasi (Institut de Ciència de Materials de Barcelona)
Among metamagnetic materials, FeRh alloys are technologically appealing due to their uncommon antiferromagnetic-to-ferromagnetic metamagnetic transition which occurs at a temperature T* just above room temperature. [...]
2020 - 10.1039/D0MH00601G
Materials Horizons, Vol. 7, Issue 8 (August 2020) , p. 2056-2062  
24.
8 p, 1.7 MB Voltage-driven motion of nitrogen ions : a new paradigm for magneto-ionics / de Rojas, Julius (Universitat Autònoma de Barcelona. Departament de Física) ; Quintana Puebla, Alberto (Georgetown University. Department of Physics (USA)) ; Lopeandía Fernández, Aitor (Universitat Autònoma de Barcelona. Departament de Física) ; Salguero, Joaquín (Instituto de Micro y Nanotecnología) ; Muñiz, Beatriz (Instituto de Micro y Nanotecnología) ; Ibrahim, Fatima (Centre National de la Recherche Scientifique (França)) ; Chshiev, Mairbek (Centre National de la Recherche Scientifique (França)) ; Nicolenco, Aliona (Universitat Autònoma de Barcelona. Departament de Física) ; Liedke, Maciej O. (Helmholtz-Zentrum Dresden-Rossendorf. Institute of Radiation Physics (Germany)) ; Butterling, Maik (Helmholtz-Zentrum Dresden-Rossendorf. Institute of Radiation Physics (Germany)) ; Wagner, Andreas (Helmholtz-Zentrum Dresden-Rossendorf. Institute of Radiation Physics (Germany)) ; Sireus, Veronica (Universitat Autònoma de Barcelona. Departament de Física) ; Abad, Llibertat (Institut de Microelectrònica de Barcelona) ; Jensen, Christopher J. (Georgetown University. Department of Physics (USA)) ; Liu, Kai (Georgetown University. Department of Physics (USA)) ; Nogués, Josep (Institut Català de Nanociència i Nanotecnologia) ; Costa-Krämer, José L. (Instituto de Micro y Nanotecnología) ; Menéndez Dalmau, Enric (Universitat Autònoma de Barcelona. Departament de Física) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física)
Magneto-ionics, understood as voltage-driven ion transport in magnetic materials, has largely relied on controlled migration of oxygen ions. Here, we demonstrate room-temperature voltage-driven nitrogen transport (i. [...]
2020 - 10.1038/s41467-020-19758-x
Nature communications, Vol. 11 (November 2020) , art. 5871  
25.
34 p, 1.9 MB Boosting room-temperature magneto-ionics in a non-magnetic oxide semiconductor / de Rojas, Julius (Universitat Autònoma de Barcelona. Departament de Física) ; Quintana Puebla, Alberto (Georgetown University. Department of Physics (USA)) ; Lopeandía Fernández, Aitor (Universitat Autònoma de Barcelona. Departament de Física) ; Salguero, Joaquín (Instituto de Micro y Nanotecnología) ; Costa-Krämer, José L. (Instituto de Micro y Nanotecnología) ; Abad, Llibertat (Institut de Microelectrònica de Barcelona) ; Liedke, Maciej O. (Helmholtz-Zentrum Dresden-Rossendorf. Institute of Radiation Physics (Germany)) ; Butterling, Maik (Helmholtz-Zentrum Dresden-Rossendorf. Institute of Radiation Physics (Germany)) ; Wagner, Andreas (Helmholtz-Zentrum Dresden-Rossendorf. Institute of Radiation Physics (Germany)) ; Henderick, Lowie (Ghent University. Department of Solid State Sciences (Belgium)) ; Dendooven, Jolien (Ghent University. Department of Solid State Sciences (Belgium)) ; Detavernier, Christophe (Ghent University. Department of Solid State Sciences (Belgium)) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física) ; Menéndez Dalmau, Enric (Universitat Autònoma de Barcelona. Departament de Física)
Voltage control of magnetism through electric field-induced oxygen motion (magneto-ionics) could represent a significant breakthrough in the pursuit for new strategies to enhance energy efficiency in magnetically actuated devices. [...]
2020 - 10.1002/adfm.202003704
Advanced functional materials, Vol. 30, Issue 36 (September 2020) , art. 2003704  
26.
14 p, 5.1 MB Reversible, electric-field induced magneto-tonic control of magnetism in mesoporous cobalt ferrite thin films / Robbennolt, Shauna (Universitat Autònoma de Barcelona. Departament de Física) ; Menéndez Dalmau, Enric (Universitat Autònoma de Barcelona. Departament de Física) ; Quintana Puebla, Alberto (Universitat Autònoma de Barcelona. Departament de Física) ; Gómez, Andrés (Institut de Ciència de Materials de Barcelona) ; Auffret, Stéphane (Centre National de la Recherche Scientifique (França)) ; Baltz, Vincent (Centre National de la Recherche Scientifique (França)) ; Pellicer Vilà, Eva Maria (Universitat Autònoma de Barcelona. Departament de Física) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física)
The magnetic properties of mesoporous cobalt ferrite films can be largely tuned by the application of an electric field using a liquid dielectric electrolyte. By applying a negative voltage, the cobalt ferrite becomes reduced, leading to an increase in saturation magnetization of 15% (M) and reduction in coercivity (H) between 5-28%, depending on the voltage applied (−10 V to −50 V). [...]
2019 - 10.1038/s41598-019-46618-6
Scientific reports, Vol. 9 (July 2019) , art. 10804  
27.
18 p, 4.2 MB Electrolyte-gated magnetoelectric actuation : Phenomenology, materials, mechanisms, and prospective applications / Navarro Senent, Cristina (Universitat Autònoma de Barcelona. Departament de Física) ; Quintana Puebla, Alberto (Universitat Autònoma de Barcelona. Departament de Física) ; Menéndez Dalmau, Enric (Universitat Autònoma de Barcelona. Departament de Física) ; Pellicer Vilà, Eva Maria (Universitat Autònoma de Barcelona. Departament de Física) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física)
Manipulation of the magnetic behavior of materials with voltage (i. e. , magnetoelectric actuation) has become a topic of intense research during the last years. Apart from its obvious interest from a basic science standpoint, control and eventual switching of the magnetization without applying any external magnetic field (or spin polarized current) has the potential to drastically reduce the power consumption of magnetic devices due to the lack (or minimization) of Joule heating dissipation effects. [...]
2019 - 10.1063/1.5080284
APL materials, Vol. 7, Issue 3 (March 2019) , art. 030701  

Articles : 56 records found   beginprevious18 - 27nextend  jump to record:
See also: similar author names
1 Quintana, Albert
1 Quintana, Aldina
1 Quintana, Alexi
2 Quintana, Angela
2 Quintana, Àngel
Interested in being notified about new results for this query?
Set up a personal email alert or subscribe to the RSS feed.