Results 51 to 60 of about 38,263 (282)

The impact of the COVID-19 on policies and investments of the European Green Deal.

open access: yesEuropean Journal of Volunteering and Community-Based Projects, 2021
The paradigm generated on world systems and models by COVID-19 has led to the search for new solutions. The European Commission has generated and strengthened the previously defined sustainability and Green Deal policies. The NextGenerationEU fund could
Paolo Biancone   +2 more
doaj   +2 more sources

Instrumenti Europske unije stvoreni u pandemijskom razdoblju: privremeno rješenje ili korak prema potpunoj fiskalnoj integraciji?

open access: yesZbornik Pravnog Fakulteta Sveučilišta u Rijeci
Pandemija prouzročena bolešću COVID-19 se negativno odrazila na gospodarstvo država članica Europske unije. Kako bi što prije potaknula njihov oporavak, Unija je usvojila brojne mjere iz područja financijskog prava u čijem su središtu plan oporavka ...
Viktorija Pisačić
doaj   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

The 2020 territorial impact of COVID-19 in the EU: A RHOMOLO update [PDF]

open access: yes, 2021
The Covid-19 crisis started in the EU at the beginning of 2020. The economic activity rebounded in summer, but there was another setback in late 2020 as the pandemic resurgence prompted a new round of containment measures.
CONTE Andrea   +3 more
core  

On‐Surface Indigo‐Based Bimolecular Coordination Networks with Programmable Regular or Vitreous Structure

open access: yesAdvanced Functional Materials, EarlyView.
A previously unreported coordination motif stabilising single Fe atoms by indigo chelation and pyridyl coordination on Au(111) has been revealed. By using planar tritopic pyridyl linkers (TPyB), extended 2D porous networks of indigo3(TPyB)2Fe6 form. These networks can be crystalline or vitreous and offer an environment where individual coordination ...
Hongxiang Xu   +9 more
wiley   +1 more source

Time-expanded ΦOTDR system for dynamic curvature sensing [PDF]

open access: yes, 2023
Optica Sensing Congress 2023, 30/07/2023-03/08/2023, Munich, Alemania.We present a curvature sensing scheme based on time-expanded phase-sensitive optical time domain reflectometry (TE-ΦOTDR) with 10cm resolution, 125m range and 50Hz sampling rate.
Barrera Vilar, David   +6 more
core   +1 more source

PEDOT‐Based Eutectogel Electrode Arrays for Enhanced High‐Resolution Electrogastrography: Fabrication, Stability, and Wearable Performance

open access: yesAdvanced Functional Materials, EarlyView.
Here, we present a high‐density PEDOT eutectogel electrode array for enhanced body surface gastric mapping. Silver electrodes are blade‐coated onto flexible substrates, followed by electrogelation of PEDOT:PSS and the deposition of a PEDOT:LS eutectogel.
Christopher Slaughter   +8 more
wiley   +1 more source

From Clinic to Computation: Multiscale Bioengineering Strategies for Durable Biological Aortic Valve Replacements

open access: yesAdvanced Functional Materials, EarlyView.
Bioprosthetic aortic valves have revolutionized the treatment of aortic stenosis, but their durability is limited by structural valve deterioration (SVD). This review focuses on the pericardial tissue at the heart of these valves, examining how its mechanical properties and calcification drive fatigue and failure.
Gabriele Greco   +7 more
wiley   +1 more source

Is the tourism-led growth hypothesis valid after the COVID-19 pandemic? The case of Spain [PDF]

open access: yes
This paper analyses the validity of the tourism-led economic growth hypothesis (TLEGH) for the case of Spain after the COVID pandemic. Advanced tests (dynamic and nonlinear) of non-causality Granger are carried out on time series of tourist arrivals and ...
Moreno-Izquierdo, Luis   +3 more
core   +1 more source

Halide‐Dependent Photoluminescence and Heavy‐Atom Effects in Low‐Melting Organic–Inorganic Manganese Halides

open access: yesAdvanced Functional Materials, EarlyView.
Two pyridinium‐based ionic liquid templated hybrid manganese halides, (C4Py)2[MnCl4] and (C4Py)2[MnBr4], display similar bulk structures but show significantly different photoluminescence behaviors due to the bromine heavy‐atom effect. Their stable local Mn environments remain intact even in the molten state, allowing applications such as luminescence ...
Biswajit Bhattacharyya   +22 more
wiley   +1 more source

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