Search Results - "Balcells, Lluís"

Identifying the Role of the Cationic Geometric Configuration in Spinel Catalysts for Polysulfide Conversion in Sodium–Sulfur Batteries by Zhang, Chao Yue, Lu, Xuan, Han, Xu, Yu, Jing, Zhang, Chaoqi, Huang, Chen, Balcells, Lluís, Manjón, Alba Garzón, Jacas Biendicho, Jordi, Li, Junshan, Arbiol, Jordi, Sun, Gengzhi, Zhou, Jin Yuan, Cabot, Andreu

“…An AB2X4 spinel structure, with tetrahedral A and octahedral B sites, is a paradigmatic class of catalysts with several possible geometric configurations and…”
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Promoting Polysulfide Redox Reactions through Electronic Spin Manipulation by Yu, Jing, Huang, Chen, Usoltsev, Oleg, Black, Ashley P., Gupta, Kapil, Spadaro, Maria Chiara, Pinto-Huguet, Ivan, Botifoll, Marc, Li, Canhuang, Herrero-Martín, Javier, Zhou, Jinyuan, Ponrouch, Alexandre, Zhao, Ruirui, Balcells, Lluís, Zhang, Chao Yue, Cabot, Andreu, Arbiol, Jordi

“…Catalytic additives able to accelerate the lithium–sulfur redox reaction are a key component of sulfur cathodes in lithium–sulfur batteries (LSBs). Their…”
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Competing misfit relaxation mechanisms in epitaxial correlated oxides by Sandiumenge, Felip, Santiso, José, Balcells, Lluís, Konstantinovic, Zorica, Roqueta, Jaume, Pomar, Alberto, Espinós, Juan Pedro, Martínez, Benjamín

“…Strain engineering of functional properties in epitaxial thin films of strongly correlated oxides exhibiting octahedral-framework structures is hindered by the…”
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Magnetic domains and surface effects in hollow maghemite nanoparticles by Cabot, Andreu, Alivisatos, A. Paul, Puntes, Víctor F., Balcells, Lluís, Iglesias, Òscar, Labarta, Amílcar

“…In the present work, we investigate the magnetic properties of ferrimagnetic and noninteracting maghemite gamm-Fe2O3 hollow nanoparticles obtained by the…”
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One-Step Route to Iron Oxide Hollow Nanocuboids by Cluster Condensation: Implementation in Water Remediation Technology by Balcells, Lluís, Martínez-Boubeta, Carlos, Cisneros-Fernández, José, Simeonidis, Konstantinos, Bozzo, Bernat, Oró-Sole, Judith, Bagués, Núria, Arbiol, Jordi, Mestres, Narcís, Martínez, Benjamín

“…The fabrication procedure of hollow iron oxide nanoparticles with a large surface to volume ratio by a single-step gas condensation process at ambient…”
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Critical magnetic behavior in [Ag8/Co0.5]x64, [Ag8/Co1]x32 and [Ag16/Co1]x32 epitaxial multilayers by Navarro, Enrique, Alonso, María, Ruiz, Ana, Magen, Cesar, Urdiroz, Unai, Cebollada, Federico, Balcells, Lluís, Martínez, Benjamín, González, Jesús M., Palomares, F. Javier

“…We investigate the low temperature magnetic behavior of three epitaxial Co/Ag multilayers, grown onto MgO (001) substrates, with a nominal content per period…”
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Growth Instabilities as a Source of Surface Chemical Structuration in Functional Perovskite Thin Films by López-Mir, Laura, Balcells, Lluís, Valencia, Sergio, Kronast, Florian, Martínez, Benjamín, de Miguel, Juan José, Ocal, Carmen

“…The spontaneous formation of double chemical terminated surfaces of La0.7Sr0.3MnO3 due to deviations from ideal epitaxial growth during its deposition on…”
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Tunable Perpendicular Magnetoresistive Sensor Driven by Shape and Substrate Induced Magnetic Anisotropy by Barrera, Aleix, Fourneau, Emile, Martín, Sergi, Batllori, Josep Maria, Alcalá, Jordi, Balcells, Lluís, Mestres, Narcís, Nguyen, Ngoc Duy, Sanchez, Alvaro, Silhanek, Alejandro V., Palau, Anna

“…Control of magnetization reversal processes is a key issue for the implementation of magnetic materials in technological applications. The modulation of shape…”
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Resistive Switching in Semimetallic SrIrO3 Thin Films by Fuentes, Víctor, Vasić, Borislav, Konstantinović, Zorica, Martínez, Benjamín, Balcells, Lluís, Pomar, Alberto

“…Local electrical properties, measured by conductive atomic force microscopy, of semimetallic SrIrO3 thin films are reported. The appearance of an Anderson-type…”
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Thermal, dielectrical and mechanical response of α and β-poly(vinilydene fluoride)/Co-MgO nanocomposites by Paleo, Antonio José, Martínez-Boubeta, Carlos, Balcells, Lluís, Costa, Carlos Miguel, Sencadas, Vitor, Lanceros-Mendez, Senentxu

“…Nanocomposites of the self-forming core-shell Co-MgO nanoparticles, which were of approximately 100 nm in diameter, and poly(vinylidene fluoride) (PVDF)…”
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Suppression of spin rectification effects in spin pumping experiments by Martin-Rio, Sergi, Frontera, Carlos, Pomar, Alberto, Balcells, Lluis, Martinez, Benjamin

“…Spin pumping (SP) is a well-established method to generate pure spin currents allowing efficient spin injection into metals and semiconductors avoiding the…”
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Spin Effect to Promote Reaction Kinetics and Overall Performance of Lithium‐Sulfur Batteries under External Magnetic Field by Zhang, Chao Yue, Zhang, Chaoqi, Sun, Guo Wen, Pan, Jiang Long, Gong, Li, Sun, Geng Zhi, Biendicho, Jordi Jacas, Balcells, Lluís, Fan, Xiao Long, Morante, Joan Ramon, Zhou, Jin Yuan, Cabot, Andreu

“…Lithium‐sulfur batteries (LSBs) are still limited by the shuttle of lithium polysulfides (LiPS) and the slow Li−S reaction. Herein, we demonstrate that when…”
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Artificial Graphene Spin Polarized Electrode for Magnetic Tunnel Junctions by Zatko, Victor, Galceran, Regina, Galbiati, Marta, Peiro, Julian, Godel, Florian, Kern, Lisa-Marie, Perconte, David, Ibrahim, Fatima, Hallal, Ali, Chshiev, Mairbek, Martinez, Benjamin, Frontera, Carlos, Balcells, Lluìs, Kidambi, Piran R., Robertson, John, Hofmann, Stephan, Collin, Sophie, Petroff, Frédéric, Martin, Marie-Blandine, Dlubak, Bruno, Seneor, Pierre

“…2D materials offer the ability to expose their electronic structure to manipulations by a proximity effect. This could be harnessed to craft properties of 2D…”
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Enhanced Oxygen Evolution and Zinc‐Air Battery Performance via Electronic Spin Modulation in Heterostructured Catalysts by Yang, Linlin, He, Ren, Botifoll, Marc, Zhang, Yongcai, Ding, Yang, Di, Chong, He, Chuansheng, Xu, Ying, Balcells, Lluís, Arbiol, Jordi, Zhou, Yingtang, Cabot, Andreu

“…Beyond optimizing electronic energy levels, the modulation of the electronic spin configuration is an effective strategy, often overlooked, to boost activity…”
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Sodium‐Sulfur Batteries with Unprecedented Capacity, Cycling Stability and Operation Temperature Range Enabled by a CoFe2O4 Catalytic Additive Under an External Magnetic Field by Zhang, Chao Yue, Gong, Li, Zhang, Chaoqi, Cheng, Xu, Balcells, Lluís, Zeng, Guifang, Biendicho, Jordi Jacas, Li, Junshan, Sun, Geng Zhi, Zhou, Jin Yuan, Cabot, Andreu

“…The electrochemical performance of room‐temperature sodium‐sulfur batteries (SSBs) is limited by slow reaction kinetics and sulfur loss in the form of sodium…”
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Electronic Spin Alignment within Homologous NiS2/NiSe2 Heterostructures to Promote Sulfur Redox Kinetics in Lithium‐Sulfur Batteries by Huang, Chen, Yu, Jing, Zhang, Chao Yue, Cui, Zhibiao, Chen, Jiakun, Lai, Wei‐Hong, Lei, Yao‐Jie, Nan, Bingfei, Lu, Xuan, He, Ren, Gong, Li, Li, Junshan, Li, Canhuang, Qi, Xuede, Xue, Qian, Zhou, Jin Yuan, Qi, Xueqiang, Balcells, Lluís, Arbiol, Jordi, Cabot, Andreu

“…The catalytic activation of the Li‐S reaction is fundamental to maximize the capacity and stability of Li‐S batteries (LSBs). Current research on Li‐S…”
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Adjustable Hyperthermia Response of Self-Assembled Ferromagnetic Fe-MgO Core-Shell Nanoparticles by Tuning Dipole-Dipole Interactions by Martinez-Boubeta, Carlos, Simeonidis, Konstantinos, Serantes, David, Conde-Leborán, Iván, Kazakis, Ioannis, Stefanou, George, Peña, Luis, Galceran, Regina, Balcells, Lluis, Monty, Claude, Baldomir, Daniel, Mitrakas, Manassis, Angelakeris, Makis

“…The Fe‐MgO core‐shell morphology is proposed within the single‐domain nanoparticle regime as an enhanced magnetically driven hyperthermia carrier. The…”
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Vacancy Coalescence during Oxidation of Iron Nanoparticles by Cabot, Andreu, Puntes, Victor F, Shevchenko, Elena, Yin, Yadong, Balcells, Lluís, Marcus, Matthew A, Hughes, Steven M, Alivisatos, A. Paul

“…In the present work, we analyze the geometry and composition of the nanostructures obtained from the oxidation of iron nanoparticles. The initial oxidation of…”
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Tuning the superconducting performance of YBa2Cu3O7−δ films through field-induced oxygen doping by Alcalà, Jordi, Fernández-Rodríguez, Alejandro, Günkel, Thomas, Barrera, Aleix, Cabero, Mariona, Gazquez, Jaume, Balcells, Lluis, Mestres, Narcís, Palau, Anna

“…The exploration of metal–insulator transitions to produce field-induced reversible resistive switching effects has been a longstanding pursuit in materials…”
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Resistive switching in Strontium iridate based thin films by Fuentes, Víctor, Vasić, Borislav, Konstantinović, Zorica, Martínez, Benjamín, Balcells, Lluís, Pomar, Alberto

“…We report on the local electrical properties, measured by conductive atomic force microscopy, of the Iridate-based Srn+1IrnO3n+1 family of thin films, in…”
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