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Andreas Schueler

Cette personne a quitté l’EPFL

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Publications associées (111)

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An efficient nickel hydrogen oxidation catalyst for hydroxide exchange membrane fuel cells

Xile Hu, Andreas Schueler, Liang Yao, Jeremy Luterbacher, Anna Krammer, Florent Emmanuel Héroguel, Seunghwa Lee, Weiyan Ni

Hydroxide exchange membrane fuel cells are promising as an energy conversion technology, but require platinum group metal electrocatalysts for their application. A Ni-based hydrogen oxidation reaction catalyst is now shown to exhibit unprecedented electroc ...

2022

Dimensional stability analysis of a UV printed polymer microstructure for a novel glazing system

Yves Leterrier, Andreas Schueler, André Gabriel Kostro, Jing Gong, Frank Meyer

The dimensional stability of a UV printed polymer microstructure for a novel glazing system for seasonal regulation and daylighting based on a periodic array of parabolic micro-mirrors is investigated. The objectives of the work are: i) to analyze the dime ...

Elsevier2017

CFSpro: ray tracing for design and optimization of complex fenestration systems using mixed dimensionality approach

Jean-Louis Scartezzini, Andreas Schueler, André Gabriel Kostro, Mario Geiger

Advanced optical ray tracing software, CFSpro, was developed for the study and optimization of complex fenestration systems (CFSs). Using an algorithm mixing 2D and 3D approaches, accurate computation of large numbers of rays in extruded geometries can be ...

Optical Soc Amer2016

Perceived glare from the sun behind tinted glazing: Comparing blue vs. color-neutral tints

Marilyne Andersen, Andreas Schueler, Jan Wienold, Sneha Jain, Maxime Lagier

While the influence of a glare source's spectrum on sensitivity to discomfort glare has been demonstrated repeatedly under electric light conditions, it has not yet been studied under actual daylit conditions. To investigate the influence of spectral alter ...

2023

Co-Sputtered Monocrystalline GeSn for Infrared Photodetection

Anna Fontcuberta i Morral, Andreas Schueler, Josef Andreas Schuler, Anna Krammer, Luc Burnier, Andrea Giunto, Nicolas Philippe Laurent Humblot

We demonstrate monocrystalline growth of GeSn on Ge and Si substrates by co-sputtering. We discuss the evolution of film growth with thickness, elucidating the effects of substrate temperature, sputtering source, and the importance of hydrogen dilution in ...

IEEE2020

Integration of Metal Meshes as Transparent Conducting Electrodes into Perovskite Solar Cells

Andreas Schueler, Jérémy Jacques Antonin Fleury, René Uwe Schneider, Jakob Heier, Chiara Ongaro

As the demand for photovoltaic technologies continues to grow, the quest for efficient and sustainable transparent conducting electrodes (TCEs) rapidly rises. Traditional solutions, such as indium tin oxide (ITO), face challenges related to indium scarcity ...

Wiley2024

Optical properties of in vacuo lithiated nanoporous WO3:Mo thin films as determined by spectroscopic ellipsometry

Andreas Schueler, Josef Andreas Schuler, Luc Burnier, Olivia Valérie Charlotte Bouvard, Maxime Lagier

Incorporation of Mo into pure WO3 thin films is of interest for electrochromic devices, as it improves colour neutrality in the dark state. Existing literature still lacks reliable quantitative data on the complex dielectric function of such coatings. In t ...

2021

Laminated glazing with coloured reflection and high solar transmittance suitable for solar energy systems

Virginie Hody-Le Caër, Andreas Schueler, Josef Andreas Schuler

Laminated and etched glazing unit for architectural integration of solar energy systems comprising a substrate delimited by two main faces and a multi-layered interference filter also delimited by two main faces, one main face of said substrate being adapt ...

2017

3D Smith charts scattering parameters frequency-dependent orientation analysis and complex-scalar multi-parameter characterization applied to Peano reconfigurable vanadium dioxide inductors

Mihai Adrian Ionescu, Andreas Schueler, Josef Andreas Schuler, Anna Krammer, Montserrat Fernandez-Bolanos Badia, Emanuele Andrea Casu, Matteo Cavalieri, Andrei Müller, Junrui Zhang

Recently, the field of Metal-Insulator-Transition (MIT) materials has emerged as an unconventional solution for novel energy efficient electronic functions, such as steep slope subthermionic switches, neuromorphic hardware, reconfigurable radiofrequency fu ...

Nature Research2019

Interference filter with angular independent orange colour of reflection and high solar transmittance, suitable for roof-integration of solar energy systems

Andreas Schueler, Josef Andreas Schuler, Martin Joly

olar glazing unit, suitable for photovoltaic modules and solar thermal collectors, comprising a substrate delimited by two main faces and a multi-layered interference filter also delimited by two main faces, one main face of said substrate being adapted to ...

2015

Electronic properties and ion migration of “in vacuo” lithiated nanoporous WO3:Mo thin films

Andreas Schueler, Josef Andreas Schuler, Luc Burnier, Jérémy Jacques Antonin Fleury

Electrochromic (EC) glazing helps manage daylight and solar heat gains in building, thereby allowing a reduction in energy consumption caused by heating, cooling, and artificial lighting. This study relates the optical and electronic properties of nanoporo ...

2022

Novel microwave transparent low emissivity coating for energy-efficient glazing: towards 5G frequencies

Andreas Schueler, Luc Burnier, Jérémy Jacques Antonin Fleury

Novel mobile communication technology such as 5G will provide a more efficient and reliable platform for the development of the Internet of Things. However, microwaves in the range of 5G frequencies are strongly attenuated by modern energy-efficient glazin ...

IOP2019

Facade Integration of Solar Thermal Collectors: A Breakthrough?

Jean-Louis Scartezzini, Andreas Schueler, Christian Roecker, Maria Cristina Munari Probst, Estelle De Chambrier

One main barrier to the acceptability of façade use of solar thermal collectors is their black appearance and the visibility of piping or absorber irregularities through the glazing. To facilitate façade integration, a project was set up to develop selecti ...

2008

Performances studies of a basket-based solar cooker for humanitarian aid in Uganda

David Notzon, Juliette Loan Dutheil, Andreas Schueler, Luc Burnier, Jérémy Jacques Antonin Fleury, Krishna Manwani, Romain Schindelholz, Chiara Ongaro

This study explores the suitability of a basket -based solar cooker for cooking in Uganda, an equatorial country. The solar cooker is designed to be easily constructed and based on recycled and locally available materials. Its performance in terms of cooki ...

Pergamon-Elsevier Science Ltd2023

Temperature-dependent multiangle FTIR NIR-MIR ellipsometry of thermochromic VO2 and V1-xWxO2 films

Andreas Schueler, Rosendo Sanjines, Antonio Paone

VO2 and W-doped VO2 thin films were prepared by Radio Frequency (RF) reactive magnetron sputtering using V-metal target. The amount of W doping was quantified by Rutherford Backscattering Spectrometry (RBS). The optical constants of VO2 and V1-xWxO2 films ...

Pergamon-Elsevier Science Ltd2015

In situ photoelectron spectroscopic characterization of reactively sputtered, doped vanadium oxide thin films

Andreas Schueler, Rosendo Sanjines, Anna Krammer, Olivia Valérie Charlotte Bouvard

Thin films of pure vanadium oxide (VOx) and Ge doped vanadium oxide (VOx:Ge) have been deposited by reactive magnetron sputtering on Si (100) substrates. These films were characterized by means of in situ X-ray photoelectron spectroscopy and ultraviolet ph ...

Wiley-Blackwell2016

Van der Waals MoS2/VO2 heterostructure junction with tunable rectifier behavior and efficient photoresponse

Olivier Martin, Mihai Adrian Ionescu, Arnaud Magrez, Andreas Schueler, Igor Stolichnov, Anna Krammer, Emanuele Andrea Casu, Chen Yan, Teodor Rosca, Nicolò Oliva

Junctions between n-type semiconductors of different electron affinity show rectification if the junction is abrupt enough. With the advent of 2D materials, we are able to realize thin van der Waals (vdW) heterostructures based on a large diversity of mate ...

Nature Research2017

Steep slope VO2 switches for wide-band (DC-40 GHz) reconfigurable electronics

Mihai Adrian Ionescu, Andreas Schueler, Montserrat Fernandez-Bolanos Badia, Antonios Bazigos, Wolfgang Amadeus Vitale, Wladyslaw Grabinski, Antonio Paone

IEEE2014

Diffuse light transmittance of glass fiber-reinforced polymer laminates for multifunctional load-bearing structures

Thomas Keller, Anastasios Vassilopoulos, Andreas Schueler, Julia De Castro San Roman Fest, André Gabriel Kostro, Carlos Pascual Agullo

The diffuse light transmittance of hand lay-up glass fiber-reinforced polymer (GFRP) laminates was investigated. Spectrophotometric experiments were performed on unidirectional and cross-ply glass fiber-reinforced polymer specimens with fiber volume fracti ...

SAGE Publications2014

Hybrid Ag-mesh/Ta-doped TiO2 thin film configuration as a visible and near-infrared transparent electrode

Andreas Schueler, Jérémy Jacques Antonin Fleury, Krishna Manwani

This study focuses on the fabrication of a hybrid Ag-mesh/Ta-doped TiO2 (TTO) electrode that has a low sheet resistance and high transparency in the visible and near-infrared region, thereby holding significant commercialization potential. Here, ∼82 nm thi ...

2025