Results 131 to 140 of about 2,403,731 (296)

COFs on MOFs: Layer‐by‐Layer Synthesis of MOF@COF Nanoparticles with Synergistic Adsorption

open access: yesAdvanced Materials, EarlyView.
A layer‐by‐layer strategy enables the growth of crystalline covalent organic framework (COF) shells on metal–organic framework nanoparticles, creating core–shell structures with tunable porosity. Ordered interstitial mesopores are formed during shell growth, which are connected with the COF's intrinsic micropores, thereby enhancing water sorption. This
Ana Guillem‐Navajas   +11 more
wiley   +1 more source

Barcelona 2018 : presentation of Barcelona

open access: yes, 2019
Podeu consultar la versió en castellà a: http://hdl.handle.net/11703/115270 Podeu consultar la versió en català a: http://hdl.handle.net/11703 ...
Gabinet Tècnic de Programació   +2 more
openaire   +1 more source

In Situ Amine Formation to Modulate MOF‐Derived PdIn N‐Doped Carbon Catalysts

open access: yesAdvanced Materials, EarlyView.
An amine‐assisted approach converts PdIn‐MOF into PdIn intermetallic nanoparticles embedded in N‐doped carbon. In situ‐generated amines trigger early Pd nucleation, producing smaller PdIn domains than direct pyrolysis. Amine sterics and basicity tune composition and particle size, while solvent and amine co‐determine textural features.
Gonzalo Egea   +9 more
wiley   +1 more source

Landscaping Barcelona

open access: yesOn the W@terfront, 2016
The photographic project was carried out during the tour I did a Sunday afternoon wandering through the old part of Barcelona, not really knowing where I was going, since it was one of the first times I walked around the area.
Mónica Bellido
doaj  

Barcelona 2013 : presentació de Barcelona

open access: yes, 2014
Podeu consultar la versió en anglès a: http://hdl.handle.net/11703 ...
Gabinet Tècnic de Programació   +1 more
openaire   +1 more source

Eutectozymes as Soft Hybrid Materials for Advanced Biocatalysis

open access: yesAdvanced Materials, EarlyView.
Eutectozymes are sustainable hybrid materials that embed a GOx–HRP cascade within hydrophobic eutectogels featuring a dual supramolecular–covalent network. This architecture preserves native enzyme structure and stability, enables efficient heterogeneous biocatalysis in aqueous media, and positions eutectogels as robust platforms for next‐generation ...
Manuel Eduardo Martinez Cartagena   +10 more
wiley   +1 more source

A Colloidal Quantum Dot Thermistor and Bolometer

open access: yesAdvanced Materials, EarlyView.
This work introduces colloidal quantum dot thermistors employing a potential barrier structure to tune the activation energy of transport and hence the temperature coefficient of resistance (TCR). Upon integration with plasmonic absorbers, the CQD‐based bolometer device enables room‐temperature wavelength‐selective photodetection across the mid‐ to ...
Gaurav Kumar   +7 more
wiley   +1 more source

Is the matching function Cobb-Douglas? [PDF]

open access: yes
We study the theoretical properties that particular matching functions must satisfy to represent a frictional labor market within a general equilibrium random matching model.
Ausias Ribo1 (Universitat de Barcelona)   +1 more
core   +1 more source

Innovation and social challenges in Catalonia seminar [PDF]

open access: yes, 2019
Discurs en el Seminari Innovació i reptes socials a Catalunya pronunciat per Josep A. Planell al Palau Macaya, Barcelona.Speech at the Innovation and social challenges in Catalonia seminar pronounced by Josep A.
Planell Estany, Josep A.
core  

Barcelona

open access: yes, 1900
Indica coordenadas referidas al meridiano de Madrid: E 5º00'--E 6º30' /N 42º20'--N 41º10'. Figuran además latitud y longitud de la capital de provincia y coordenadas horarias. Indica relieve representado por líneas perpendiculares normales. Incluye leyenda de símbolos utilizados. Incluye ilustración del escudo provincial.
Chías y Carbó, Benito, fl. 1900-ca. 1938   +1 more
openaire   +1 more source

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