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Jean-Louis Scartezzini

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Related publications (229)

Ground temperature modelling: The case study of Rue des Maraîchers in Geneva

Jean-Louis Scartezzini, Jérôme Henri Kämpf, Govinda Upadhyay

This paper presents a methodology to approximate the urban heat island effect by using a PostgreSQL database and CitySim software, a simulation tool to evaluate urban energy flows. A ground temperature model has been developed for shallow depths (until 4m) ...

EuroGraphics Digital Library2014

Analysing and modelling the growth and efficiency of urban transportation infrastructures

Jean-Louis Scartezzini, Nahid Mohajeri Pour Rayeni

The total population of the United Kingdom is expected to increase from 63 million in 2011 to 73 million people in 2037. This is an increase by 16% in 26 years, which puts the urban infrastructure, particularly the transportation infrastructure, under grea ...

2014

Selective solar absorber coatings on receiver tubes for CSP - energy-efficient production process by sol-gel dip-coating and subsequent induction heating

Aïcha Hessler-Wyser, Jean-Louis Scartezzini, Martin Python, Andreas Schueler, Thomas Gascou, Yannik Antonetti, Martin Joly, Marina Aymara González Lazo

The energy efficiency of production processes for components of solar energy systems is an important issue. Other factors, which are important for the production of black selective solar coatings include production speed, cycle time and homogeneity of the ...

Elsevier Science Bv2014

Different colors of light lead to different adaptation and activation as determined by high-density EEG

Jean-Louis Scartezzini, Michael Herzog, Yvonne Evelina Thunell, Gijs Plomp, Mirjam Münch

Light adaptation is crucial for coping with the varying levels of ambient light. Using high-density electroencephalography (EEG), we investigated how adaptation to light of different colors affects brain responsiveness. In a within-subject design, sixteen ...

Elsevier2014

Visualizing street orientation and solar radiation in relation to complex topography

Jean-Louis Scartezzini, Jérôme Henri Kämpf, Nahid Mohajeri Pour Rayeni

Street networks can be visualized in various ways depending on the purpose. Here we introduce (in the present context) a new technique for visualizing the orientation of street networks in relation to complex topography. The technique is tested on the city ...

EuroGraphics Digital Library2014

Solar Energy and Building Physics Laboratory - Activity Report 2012

Jean-Louis Scartezzini

EPFL2013

Design in the desert. A bioclimatic project with urban energy modelling

Jean-Louis Scartezzini, Jérôme Henri Kämpf, Silvia Coccolo

The increase of the world's population leads to an urgent need of radical measures to diminish the energy footprint of humanity. This study considers the realisation of an optimal Masterplan in energy terms for the new EPFL Research Centre in Ras A1 Khaima ...

International Building Performance Simulation Association2013

Optical and morphological characterisation of low refractive index materials for coatings on solar collector glazing

Jean-Louis Scartezzini, Andreas Schueler, Estelle De Chambrier, Marie Schaer, Martin Joly, Stefan Mertin, Virginie Hody-Le Caër

Nanostructured coatings based on the elements Si, O, Mg, and F have been deposited as thin films by solegel dip-coating in a particle-free atmosphere. The refractive index of the prepared SiO2 and quaternary MgeFeSieO thin films has been determined from sp ...

Pergamon-Elsevier Science Ltd2013

A bottom-up stochastic model to predict building occupants' time-dependent activities

Jean-Louis Scartezzini, Darren Robinson, Frédéric Haldi, Urs Wilke

A bottom-up modelling approach together with a set of calibration methodologies is presented to predict residential building occupants' time-dependent activities, for use in dynamic building simulations. The stochastic model to predict activity chains is c ...

Elsevier2013

Novel black selective coating for tubular solar absorbers based on a sol-gel method

Jean-Louis Scartezzini, Martin Python, Andreas Schueler, Thomas Gascou, Yannik Antonetti, Martin Joly, Marina Aymara González Lazo, Marina Garcia Gonzalez

Multi layered chrome-free black selective surfaces for solar thermal energy conversion were produced by a low-cost sol gel dip-coating method. The optical properties of the Cu-Co-Mn-Si-O based nanocrystalline thin films have been characterized by spectroph ...

Elsevier2013

Novel Colored Esthetical and Lightweight Photovoltaic Tiles for Full Building Integration

Christophe Ballif, Yves Leterrier, Christian Roecker, Jean-Louis Scartezzini, Josef Andreas Schuler, Matthieu Mottet, Valentin Chapuis, Martin Joly, Stefan Mertin, Robert James Tween

2012

Encapsulated Microstructures for Daylighting and Seasonal Thermal Control

Yves Leterrier, Jean-Louis Scartezzini, Andreas Schueler, André Gabriel Kostro, Rémy Teuscher, Marina Aymara González Lazo

2012

A new device for dynamic luminance mapping and glare risk assessment in buildings

Laurent Deschamps, Jean-Louis Scartezzini, Apiparn Borisuit

High dynamic range imaging has been shown to be a reliable tool to assess luminance maps and glare risk probability in buildings. However, there are some limitations of image capturing time, especially when dealing with highly dynamic and contrasted daylig ...

Spie-Int Soc Optical Engineering2012

Embedded microstructures for daylighting and seasonal thermal control

Yves Leterrier, Jean-Louis Scartezzini, Andreas Schueler, André Gabriel Kostro, Mario Geiger, Marina Aymara González Lazo, Nicolas Jolissaint

A novel concept for an advanced fenestration system was studied and samples were produced to demonstrate the feasibility. The resulting novel glazing will combine the functions of daylighting, glare protection, and seasonal thermal control. Coated microstr ...

Spie-Int Soc Optical Engineering2012

Effects of prior light exposure on early evening performance, subjective sleepiness, and hormonal secretion

Jean-Louis Scartezzini, Friedrich Linhart, Apiparn Borisuit, Mirjam Münch

In sighted humans, light intensity, timing, exposure duration, and spectral composition of light are important to entrain the endogenous circadian pacemaker to the 24-h day-night cycle. We tested the impact of two realistic office lighting conditions durin ...

American Psychological Association2012

Comparison of objective and subjective visual comfort and associations with non-visual functions in young subjects

Jean-Louis Scartezzini, Jérôme Henri Kämpf, Friedrich Linhart, Apiparn Borisuit, Mirjam Münch

Visual comfort is a key element at work places and at home. Besides task illuminance and color rendering it is the indoor light distribution, which strongly impacts visual comfort. We aimed to show possible relations between subjective and objective visual ...

EPFL2011

Ray-tracing simulation of complex fenestration systems based on digitally processed BTDF data

Jean-Louis Scartezzini, Jérôme Henri Kämpf

The implementation of Complex Fenestration Systems (CFS) in the day-to-day life by practitioners, such as lighting designers, architects and façade makers is not an easy task. However, computer design tools can reinforce their usage through the determinati ...

EPFL2011

Evening office lighting - visual comfort vs. energy efficiency vs. performance?

Jean-Louis Scartezzini, Friedrich Linhart

During the study presented in this article, we compared two highly energy-efficient lighting scenarios for evening office lighting (i.e. electric lighting that is typically used for approxiamately 2 h in the evening). The first of these lighting scenarios ...

Elsevier2011

Advanced Window and Lighting Technologies in net Zero Energy Buildings

Jean-Louis Scartezzini

Light has an important visual and non-visual impact on humans. Most of our information exchange, especially within office working spaces, occurs through it, our circadian rhythms are directly influenced by its presence. On the other hand, artificial lighti ...

2011

New challenges in solar architectural innovation

Christophe Ballif, Yves Leterrier, Christian Roecker, Jean-Louis Scartezzini, Andreas Schueler, Valentin Chapuis, Krista Susan Lumsden Friedli

Among the century’s main challenges, climate change and the need for energy sources diversification are of great importance. In this context, renewable energies undoubtedly have an important role to play. Photovoltaic (PV) electricity is especially well su ...

EPFL2011

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