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Publications associées (38)

A semi-automated workflow paradigm for the distributed creation and curation of expert annotations

Martin Alois Rohrmeier, Fabian Claude Moss, Markus Franz Josef Neuwirth, Johannes Hentschel

The creation and curation of labeled datasets can be an arduous, expensive, and time-consuming task. We introduce a workflow paradigm for remote consensus-building between expert annotators, while considerably reducing the associated administrative overhea ...

2021

Combining the Knowledge Appropriation Model and epistemic networks to understand co-creation and adoption of learning designs using log data

Denis Gillet, Maria Jesus Rodriguez Triana

Social practices are well-known mediators in the adoption of educational innovations during professional learning, as postulated by the Knowledge Appropriation Model (KAM). However, understanding how teachers adopt new pedagogical approaches at scale is of ...

2020

Social practices in teacher knowledge creation and innovation adoption: a large-scale study in an online instructional design community for inquiry learning

Denis Gillet, Maria Jesus Rodriguez Triana

Social practices are assumed to play an important role in the evolution of new teaching and learning methods. Teachers internalize knowledge developed in their communities through interactions with peers and experts while solving problems or co-creating ma ...

2020

Kinetics and Mechanism of Metal Nanoparticle Growth via Optical Extinction Spectroscopy and Computational Modeling: The Curious Case of Colloidal Gold

Paul Bowen, Andrea Testino, Mohammad Reza Andalibi, Alexander Wokaun

An overarching computational framework unifying several optical theories to describe the temporal evolution of gold nanoparticles (GNPs) during a seeded growth process is presented. To achieve this, we used the inexpensive and widely available optical exti ...

2019

Progress in modelling solidification microstructures in metals and alloys: dendrites and cells from 1700 to 2000

Wilfried Kurz

This is the first account of the history of our understanding of, and ability to model, solidification microstructures. Its objective is to retrace the scientific steps made, from the earliest observations of the eighteenth century to our present-day under ...

TAYLOR & FRANCIS LTD2019

Innovation persistence and employment dynamics

Gabriele Pellegrino

This paper examines the effect of persistence in product and process innovations on the employment dynamics of a representative sample of Spanish manufacturing firms observed over more than 20 years. We build a conceptual framework that links innovation, i ...

ELSEVIER SCIENCE BV2019

Total Synthesis of Alstolactine A & Synthetic Studies Towards Members of Akuammiline Alkaloids

Raphaël Beltran

The work presented in this thesis focuses on the synthesis of monoterpene indole alkaloids. The first part describes the development of a general methodology to provide an enantioenriched platform, useful for the convergent synthesis of Akuammiline alkalo ...

EPFL2019

Chavalon s'ouvre au public. Réhabilitation d'une ancienne centrale thermique, de son téléphérique et de son quartier d'habitation, Vouvry (VS)

La centrale thermique de Chavalon, construite en altitude par préoccupation environnementale, domine la vallée du Rhône et est visible dans un rayon de 20 km, de Bex à Vevey. Construite en 1965, elle fermera définitivement ses portes en 1999, après trente- ...

2017

Determinants of PhD holders' use of social networking sites: An analysis based on LinkedIn

Stefano Horst Baruffaldi

Social networking sites are an increasingly important tool for career development, especially for highly skilled individuals. Moreover, they may constitute valuable sources of data for scholars and policy makers. However, little research has been conducted ...

Elsevier2017

Subsurface ablation of tissue by ultrafast laser

Thomas Jean Victor Marie Lanvin

Laser-induced optical breakdown (LIOB) is a multiphoton process which can be used for selective removal of material. It revolves around the creation of a plasma in the focal volume of a beam, and requires very high peak intensities in the order of the GW.c ...

EPFL2017

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