Results 61 to 70 of about 2,922,047 (250)

Bioinspired Bromination Enables Extensible, Strain‐Stiffening Resilin Peptide Scaffolds with Tunable Degradation

open access: yesAdvanced Functional Materials, EarlyView.
Bioinspired bromination of a resilin‐derived peptide enables the fabrication of electrospun nanofibrous scaffolds that uniquely combine strain‐stiffening elasticity, proteolytic stability, and antioxidant functionality. These brominated peptide–gelatin hybrids mimic the extensibility of natural elastomers, demonstrating tunable mechanical resilience ...
Elisa Marelli   +6 more
wiley   +1 more source

Anomalous Stiffening of a Conjugated Polymer During Electrochemical Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
The electromechanical response of a thienothiophene‐based conjugated polymer with triethylene glycol side chains is investigated. Electrochemical nanoindentation and atomic force microscopy reveal a modest and reversible increase in elastic modulus at room temperature upon electrochemical oxidation.
Judith Pons i Tarrés   +17 more
wiley   +1 more source

Study protocol: characterising the clinical, epidemiological and aetiological aspects of leptospirosis in Sri Lanka: a hospital based clinico-epidemiological study

open access: yesBMJ Open, 2019
Introduction Sri Lanka has one of the highest incidences of leptospirosis worldwide. We hypothesised that different geographical locations and patient context will have a distinct molecular epidemiology of leptospirosis, based on microgeographical ...
Sisira Siribaddana   +8 more
doaj   +1 more source

La chaîne hercynienne au Pérou et en Bolivie : premiers résultats [PDF]

open access: yes, 1971
The main part of the basement of the Peruvian and Bolivian Andes is formed by the remnants of a Hercynian intracratonic range in which some elements of the Precambrian basement are reworked. The Hercynian sedimentary prism is made of thick detrital Lower
Dalmayrac, Bernard   +6 more
core  

Synergistic Compatibilization of CsPbBr3 Perovskites and HfO2 Nanocrystals for Hybrid Sensitized Nanoscintillators

open access: yesAdvanced Functional Materials, EarlyView.
Lead halide perovskite nanocrystals are promising scintillators but suffer from reabsorption losses and limited compatibility with high‐Z additives. Hybridization of CsPbBr3 nanocrystals with PbBr2‐passivated HfO2 nanoparticle sensitizers, achieved during or after synthesis, produces stable composites with maintained optical quality, improved ...
Francesco Bruni   +17 more
wiley   +1 more source

Impact of Surface Functionalization on NV Quantum Properties: Implications for Biosensing with Fluorescent Nanodiamonds

open access: yesAdvanced Functional Materials, EarlyView.
Fluorescent nanodiamonds (fNDs) have emerged as an invaluable quantum sensing platform for biological and biochemical systems. This paper investigates the influence of common surface functionalization strategies for bioconjugation on the quantum properties of nitrogen vacancy (NV) centers in nanodiamonds.
Anja Sadžak   +6 more
wiley   +1 more source

SI‐bioATRP in Mesoporous Silica for Size‐Exclusion Driven Local Polymer Placement

open access: yesAdvanced Functional Materials, EarlyView.
An enzyme‐catalyzed surface‐initiated atom transfer radical polymerization (SI‐bioATRP) of an anionic monomer within mesoporous silica particles, using hemoglobin as a catalyst, allows for controlling the location of the formed polymer via size‐exclusion effects between the nanopores and the biomacromolecules, thereby opening routes to functional ...
Oleksandr Wondra   +8 more
wiley   +1 more source

Un cadre méthodologique pour évaluer l'équivalence entre pertes et gains de biodiversité induits par les projets d'aménagement et leurs mesures compensatoires

open access: yesSciences, Eaux & Territoires, 2018
En France, la séquence « Eviter Réduire Compenser » (ERC) a pour objectif d'atteindre « l'absence de perte nette (APN) » de biodiversité à l'échelle des projets d'aménagement. Un des enjeux clé pour y arriver consiste à démontrer l'équivalence écologique
L. BEZOMBES   +4 more
doaj   +1 more source

Les élections législatives du 20 novembre 2011 en Espagne [PDF]

open access: yes, 2012
L'ampleur de la victoire du Parti Populaire lors des élections législative du 20 novembre 2011 dans tous les secteurs et les territoires, accentue l'entrée dans un cycle long conservateur à presque tous les niveaux de gouvernement en Espagne.
Liñeira, Robert, Marcet, Joan,
core   +1 more source

Counterion Dependent Side‐Chain Relaxation Stiffens a Chemically Doped Thienothiophene Copolymer

open access: yesAdvanced Functional Materials, EarlyView.
Oxidation of a thienothiophene copolymer, p(g3TT‐T2), via different doping strategies and dopant molecules resulted in materials with similar oxidation levels and a high electrical conductivity of ≈100 S cm−1. However, mechanical properties varied significantly, with sub‐glass transition temperatures and elastic moduli spanning from –44°C to –3°C and ...
Mariavittoria Craighero   +12 more
wiley   +1 more source

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