ItzuliExaminar OpenAire por departamento (eus.) "Polimero eta Material Aurreratuak: Fisika, Kimika eta Teknologia"
39-tik 21-39 emaitza erakusten
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Monitoring Active Sites for Hydrogen Evolution Reaction at Model Carbon Surfaces
(RSC, 2021-03-25)Carbon is ubiquitous as an electrode material in electrochemical energy conversion devices. If used as support material, the evolution of H2 is undesired on carbon. However, recently carbon-based materials are of high ... -
Nanometer-Scale Lateral p–n Junctions in Graphene/α-RuCl3 Heterostructures
(American Chemical Society, 2022)[EN] The ability to create nanometer-scale lateral p-n junctions is essential for the next generation of two-dimensional (2D) devices. Using the charge-transfer heterostructure graphene/alpha-RuCl3, we realize nanoscale ... -
Nanostructural Organization of Thin Films Prepared by Sequential Dip-Coating Deposition of Poly(Butylene Succinate), Poly(ε-Caprolactone) and Their Copolyesters (PBS-ran-PCL)
Peñas Núñez, Mario Iván; Ocando, Connie; Penott Chang, Evis; Safari, Maryam; Ezquerra, Tiberio A.; Rebollar, Esther
; Nogales, Aurora; Hernández, Rebeca; Müller Sánchez, Alejandro Jesús (Elsevier, 2021-06-04)
In this work, we prepare and characterize multiphasic thin films containing poly(epsilon-caprolactone), PCL, poly (butylene succinate), PBS, and a poly (butylene succinate-ran-epsilon-caprolactone) (PBS-ran-PCL) random ... -
Nematicity Arising from a Chiral Superconducting Ground State in Magic-Angle Twisted Bilayer Graphene under In-Plane Magnetic Fields
(American Physical Society, 2021-09-13)Recent measurements of the resistivity in magic-angle twisted bilayer graphene near the superconducting transition temperature show twofold anisotropy, or nematicity, when changing the direction of an in-plane magnetic ... -
Organic batteries based on just redox polymers
(Elsevier, 2021-11)[EN]Redox-active polymers have gained interest as environmentally friendly alternative to inorganic materials in applications such as electrodes in lithium-ion batteries. All-polymer batteries were first disregarded with ... -
Overcoming the Exciton Binding Energy in Two-Dimensional Perovskite Nanoplatelets by Attachment of Conjugated Organic Chromophores
Gélvez Rueda, María C.; Fridriksson, Magnus B.; Dubey, Rajeev K.; Jager, Wolter F.; Van der Stam, Ward; Grozema, Ferdinand C. (Nature, 2020-04-20)
In this work we demonstrate a novel approach to achieve efficient charge separation in dimensionally and dielectrically confined two-dimensional perovskite materials. Two-dimensional perovskites generally exhibit large ... -
Polycaprolactone Adsorption and Nucleation onto Graphite Nanoplates for Highly Flexible, Thermally Conductive, and Thermomechanically Stiff Nanopapers
Li, Kun; Battegazzore, Daniele; Pérez Camargo, Ricardo Arpad; Liu, Guoming; Monticelli, Orietta; Müller Sánchez, Alejandro Jesús; Fina, Alberto (American Chemical Society, 2021-12-15)
[EN] Free-standing nanopapers based on graphene and its related materials have been widely studied and proposed for flexible heat spreader applications. Given that these materials are typically brittle, this work reports ... -
Polymorphism in Non-Fullerene Acceptors Based on Indacenodithienothiophene
Marina Barbier, Sara Luisa; Scaccabarozzi, Alberto D.; Gutiérrez Fernández, Edgar; Solano, Eduardo; Khirbat, Aditi; Ciammaruchi, Laura; Iturrospe Ibarra, Amaia; Balzer, Alex; Yu, Liyang; Gabirondo Amenabar, Elena; Monnier, Xavier; ; Anthopoulos, Thomas D.; Caironi, Mario; Campoy-Quiles, Mariano; Müller, Christian; Cangialosi, Daniele; Stingelin, Natalie; Martín Pérez, Jaime (Wiley, 2021-07)
Organic solar cells incorporating non-fullerene acceptors (NFAs) have reached remarkable power conversion efficiencies of over 18%. Unlike fullerene derivatives, NFAs tend to crystallize from solutions, resulting in bulk ... -
Realization of nearly dispersionless bands with strong orbital anisotropy from destructive interference in twisted bilayer MoS2
(Nature Research, 2021-09)[EN]Recently, the twist angle between adjacent sheets of stacked van der Waals materials emerged as a new knob to engineer correlated states of matter in two-dimensional heterostructures in a controlled manner, giving rise ... -
Reducing Passive Drug Diffusion from Electrophoretic DrugDelivery Devices through Co-Ion Engineering
(Wiley, 2021-06)Implantable electrophoretic drug delivery devices have shown promise for applications ranging from treating pathologies such as epilepsy and cancer to regulating plant physiology. Upon applying a voltage, the devices ... -
Simulating Vibronic Spectra without Born-Oppenheimer Surfaces
(ACS Publications, 2021-04-01)We show how linear vibronic spectra in molecular systems can be simulated efficiently using first-principles approaches without relying on the explicit use of multiple Born-Oppenheimer potential energy surfaces. We demonstrate ... -
Single- Versus Dual-Ion UV-Cross-Linked Gel Polymer Electrolytes for Li–O2 Batteries
(Americal Chemical Society, 2021-01-04)Lithium-O2 batteries represent one of the most appealing candidates for battery electric vehicles (BEV) due to its remarkable theoretical high energy density, similar to fossil fuels. Solid polymer electrolytes represent ... -
Single-Ion Conducting Polymer Nanoparticles as Functional Fillers for Solid Electrolytes in Lithium Metal Batteries
(American Chemical Society, 2021-11-03)[EN]Composite solid electrolytes including inorganic nanoparticles or nanofibers which improve the performance of polymer electrolytes due to their superior mechanical, ionic conductivity, or lithium transference number ... -
Survival of Floquet-Bloch States in the Presence of Scattering
(American Chemical Society, 2021-06-23)Floquet theory has spawned many exciting possibilities for electronic structure control with light, with enormous potential for future applications. The experimental demonstration in solids, however, remains largely ... -
Synthesis, Structure, Crystallization and Mechanical Properties of Isodimorphic PBS-ran-PCL Copolyesters
Safari, Maryam; Otaegi Tena, Itziar; Aramburu Ocáriz, Nora ; Guerrica Echevarría Estanga, Gonzalo María ; Martínez de Ilarduya, Antxon; ; Müller Sánchez, Alejandro Jesús (MDPI, 2021-07-09)
Isodimorphic behavior is determined by partial inclusion of comonomer segments within the crystalline structure and arises from the comparatively similar repeating chain units of the parental homopolymers. Isodimorphic ... -
The influence of interfacial interactions on the conductivity and phase behaviour of organic ionic plastic crystal/polymer nanoparticle composite electrolytes
(Royal Society of Chemistry, 2020-02-21)Organic ionic plastic crystals (OIPCs) have been recognised as promising solid-state electrolyte materials for next-generation energy storage devices. Recently, the addition of polymer nanofillers to OIPCs has led to the ... -
Theory-guided enhancement of CO2 reduction to ethanol on Ag-Cu tandem catalysts via particle-size effects
(ACS, 2021-10-18)In the CO2 reduction reaction, the design of electrocatalysts that selectively promote alcohols over hydrocarbons (e.g., ethanol over ethylene) hinges on the understanding of the pathways and specific sites that forms ... -
Unparalleled selectivity and electronic structure of heterometallic [LnLn′Ln] molecules as 3-qubit quantum gates
(Royal Society of Chemistry, 2022)[EN] Heterometallic lanthanide [LnLn'] coordination complexes that are accessible thermodynamically are very scarce because the metals of this series have very similar chemical behaviour. Trinuclear systems of this category ... -
Unravelling the Intertwined Atomic and Bulk Nature of Localised Excitons by Attosecond Spectroscopy
(Springer, 2021-02-15)The electro-optical properties of most semiconductors and insulators of technological interest are dominated by the presence of electron-hole quasi-particles, called excitons. The manipulation of excitons in dielectrics ...