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Publications associées (165)

Negative Hydrogen Ions in a Helicon Plasma Source

There is nowadays a large interest to employ helicon plasmas as sources of negative ions for Neutral Beam Injectors (NBIs). Helicon plasma sources offer a number of advantages compared to current Inductive Couple Plasma (ICP) negative ions source, such as ...

EPFL2020

A cross-country perspective on solar energy in urban planning: Lessons learned from international case studies

Maria Cristina Munari Probst

This work, framed in the IEA SHC Task 51 "Solar Energy in Urban Planning", presents an illustrative perspective of solar energy in urban planning through the analysis of 34 international case studies conducted in 10 countries. The aim here is to examine ch ...

PERGAMON-ELSEVIER SCIENCE LTD2019

A Continuous-flow Photocatalytic Reactor for the Precisely Controlled Deposition of Metallic Nanoparticles

Sina Abdolhosseinzadeh, Navid Haghmoradi

In this work, a novel photocatalytic reactor for the pulsed and controlled excitation of the photocatalyst and the precise deposition of metallic nanoparticles is developed. Guidelines for the replication of the reactor and its operation are provided in de ...

2019

Visualization of supercritical water pseudo-boiling at Widom line crossover

Christian Ludwig, Andrea Testino

Supercritical water is a green solvent used in many technological applications including materials synthesis, nuclear engineering, bioenergy, or waste treatment and it occurs in nature. Despite its relevance in natural systems and technical applications, t ...

2019

Extending Business Process Models with Appreciation

Gil Regev, Alain Wegmann, Irina Rychkova

We use homeostasis, the maintenance of steady states in an organism, to explain some of the decisions made by participants in a business process. We use Vickers’ Appreciative System to model the homeostatic states with Harel’s statecharts. We take the exam ...

2019

Crowdbreaks: Tracking Health Trends Using Public Social Media Data and Crowdsourcing

Marcel Salathé

In the past decade, tracking health trends using social media data has shown great promise, due to a powerful combination of massive adoption of social media around the world, and increasingly potent hardware and software that enables us to work with these ...

2019

Langmuir probe electronics upgrade on the tokamak a configuration variable

Benoît Labit, Christian Gabriel Theiler, René Chavan, Pierre Lavanchy, Richard Pitts, Philippe Marmillod, Blaise Marlétaz, Hugo De Oliveira

A detailed description of the Langmuir probe electronics upgrade for TCV (Tokamak a Configuration Variable) is presented. The number of amplifiers and corresponding electronics has been increased from 48 to 120 in order to simultaneously connect all of the ...

2019

Status, scientific results and technical improvements of the NBH on TCV tokamak

Ambrogio Fasoli, Basil Duval, Stefano Coda, Timothy Goodman, Duccio Testa, Benoît Labit, Alexander Karpushov, Cristian Galperti, Rémy Jacquier, Javier García Hernández, Nicola Vianello, Roberto Maurizio, Matteo Vallar

The TCV tokamak contributes to physics understanding in fusion reactor research by a wide set of experimental tools, like flexible shaping and high power ECRH. A 1MW, 25 keV deuterium heating neutral beam (NB) has been installed in 2015 and it was operated ...

2019

Workshop Report: Governance of Trust in Precision Medicine

Marie-Valentine Renée Agnès Florin, Kujtesë Bejtullahu Michalopoulos

Following up a two-day invitation-only expert workshop in Geneva on the subject of Trust and Precision Medicine, IRGC published a workshop report in April 2018. This report addresses the concept of trust and conditions of trustworthiness in each of the thr ...

EPFL International Risk Governance Center2018

Social network plasticity decreases disease transmission in a eusocial insect

Alessandro Crespi, Laurent Keller

Animal social networks are shaped by multiple selection pressures, including the need to ensure efficient communication and functioning while simultaneously limiting disease transmission. Social animals could potentially further reduce epidemic risk by alt ...

2018

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