Results 81 to 90 of about 648,121 (288)

Nouvelles technologies et apprentissage du français en milieu universitaire: dialogues entre étudiants en télécommunications [PDF]

open access: yesSynergies Espagne, 2009
Aujourd’hui, les nouvelles technologies de l’information permettent d’accéder facilement aux échanges linguistiques et culturels. Les étudiants de français de l’École Technique Supérieure des Télécommunications (ETSIT) et ceux d’espagnol de Télécom ...
Mª Ángeles Lence
doaj  

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

MOFs and COFs in Electronics: Bridging the Gap between Intrinsic Properties and Measured Performance

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) and covalent organic frameworks (COFs) hold promise for advanced electronics. However, discrepancies in reported electrical conductivities highlight the importance of measurement methodologies. This review explores intrinsic charge transport mechanisms and extrinsic factors influencing performance, and critically ...
Jonas F. Pöhls, R. Thomas Weitz
wiley   +1 more source

Defining an Industry: What is the Size and Scope of the Australian Building and Construction Industry

open access: yesAustralasian Journal of Construction Economics and Building, 2011
The analysis and understanding of the conduct and performance of an industry beginswith a study of its structure. However, before analysing an industry's structure it isnecessary to define the industry and identify its size, scope and scale to establish ...
Gerard de Valence
doaj   +3 more sources

Animation culturelle et Volontariat International : une expérience à l’Institut Français de Valence [PDF]

open access: yesSynergies Espagne, 2012
L’Institut français de Valence est le premier acteur de la promotion et de la diffusion de la culture et de la langue française dans la région du Levant.
Julien Barbier
doaj  

Auto‐Generated Valence States in Electrocatalysts for Boosting Oxygen and Hydrogen Evolution Kinetics in Alkaline Water/Alkaline Seawater/Simulated Seawater/Natural Seawater

open access: yesAdvanced Functional Materials, EarlyView.
This review systematically highlights the latest achievements in mixed‐valence states relevant to hydrogen and oxygen evolution reactions, providing essential insights into future directions and methods for large‐scale practical implementation. This critical review is expected to provide an overview of recent advancements in diverse valence‐state metal
Jitendra N. Tiwari   +4 more
wiley   +1 more source

Trust@TEE.TIME: a platform for embedded elapsed time schemes in trusted execution environments for blockchain [PDF]

open access: yesBlockchain
consensus protocols and peer-provided proofs are the necessary components used to establish trust in blockchain systems. Verifiable proofs that guarantee an elapsed time based on security components have emerged as alternatives to energy-intensive Proof ...
Quentin Jayet   +3 more
doaj   +1 more source

In-Medium Pion Valence Distribution Amplitude

open access: yes, 2017
After a brief review of the quark-based model for nuclear matter, and some pion properties in medium presented in our previous works, we report new results for the pion valence wave function as well as the valence distribution amplitude in medium, which ...
de Melo, J. P. B. C, Tsushima, K.
core   +1 more source

Slight Truncation Changes in Iron Oxide Nanocubes Strongly Affect Their Magnetic Properties

open access: yesAdvanced Functional Materials, EarlyView.
Subtle variations in nanoparticle morphology can lead to significant changes in functional properties. An automated shape‐fitting method captures minor differences in corner truncation between iron oxide nanocubes of similar sizes synthesized under identical conditions, revealing pronounced disparities in their magnetic and hyperthermia behavior ...
Kingsley Poon   +7 more
wiley   +1 more source

Compact Multi Bit Slotted C-Scatterer for Threshold Sensitive Chipless Wireless Temperature Sensor

open access: yesTechnologies, 2018
This paper presents a novel compact scatterer structure for a passive chipless wireless temperature threshold sensor. The structure is based on a single C-scatterer with multiple embedded slots; each slot forms a sub-scatterer dedicated to resonating in ...
Hatem El Matbouly   +3 more
doaj   +1 more source

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