Publications associées à Power plant units for CO<inf>2</inf> neutral energy security in Switzerland

Publications associées (15)

Photoelectrochemical Degradation and Regeneration of Ca2fe2o5 Photocathodes

Kevin Sivula, Maria Isabel Diez Garcia, Benjamin Goldman

Ca2Fe2O5 is a p-type semiconductor with properties suitable for potential application as a photocathode in photoelectrochemical water splitting. However, it suffers from poor stability under working conditions that is still not completely understood. In th ...

ROYAL SOC CHEMISTRY2025

Surface chemistry of supported Ru nanoparticles investigated during CO2 hydrogenation by NAP-XPS

Guillaume Bérenger Rod, Andreas Züttel, Mounir Driss Mensi, Yasemen Kuddusi

In situ investigation of the surface composition of catalyst particles improves the understanding of the active species in heterogeneous catalysis. This study analyzed the surface chemistry of ruthenium nanoparticles supported on alumina during CO2 methana ...

2025

Water Management in Zero-Gap CO2 Electrolyzer with Forward Bias Bipolar Membranes

Sophia Haussener

CO2 electrolysis is a promising process to produce synthetic and carbon-neutral chemicals. Zero-gap CO2 electrolyzers featuring a forward bias bipolar membrane (BPM) solve problems like salt precipitation and CO2 crossover but still suffer from limited per ...

2025

Power Shift: Quantifying the Role of Actors in the Multi-Actor Swiss Energy System Decentralization

François Maréchal, Julia Granacher, Jonas Schnidrig, Cédric Terrier, Manuele Domenico Margni, Arthur Antoine Chuat

The global transition to decentralized energy systems signifies a fundamental transformation toward sustainable energy paradigms. This study specifically focuses on the Swiss energy system, analyzing how dynamic pricing influences the strategic decisions o ...

Frontiers Media SA2024

Receding-Horizon Games with Tullock-Based Profit Functions for Electric Ride-Hailing Markets

Nikolaos Geroliminis, Nils Gustav Nilsson, Marko Maljkovic

This paper proposes a receding-horizon, game-theoretic charging planning mechanism for electric ride-hailing markets. As the demand for ride-hailing services continues to surge and governments advocate for stricter environmental regulations, integrating el ...

Institute of Electrical and Electronics Engineers Inc.2024

High carrier mobility along the [111] orientation in Cu2O photoelectrodes

Michael Graetzel, Paul Joseph Dyson, Ulf Anders Hagfeldt, Dan Ren, Linfeng Pan, Lu Chen, Meng Xia, Wenzhe Niu

Solar fuels offer a promising approach to provide sustainable fuels by harnessing sunlight(1,2). Following a decade of advancement, Cu2O photocathodes are capable of delivering a performance comparable to that of photoelectrodes with established photovolta ...

Nature Portfolio2024

Finding Nash equilibrium based on reinforcement learning for bidding strategy and distributed algorithm for ISO in imperfect electricity market

Sidi-Rachid Cherkaoui

Finding Nash equilibrium in an imperfect market with active and strategic resources is key to the successful operation of the electricity market. A hierarchical Nash distributed reinforcement learning (HNDRL) framework is proposed to realize the interactio ...

ELSEVIER SCI LTD2023

A mixed-methods case study on resident thermal comfort and attitude towards peak shifting of space heating

Dolaana Khovalyg, Verena Marie Barthelmes

Recent simulation-based studies have indicated that Economic Model Predictive Control (EMPC) of space heating systems can exploit the thermal mass in residential buildings for demand response (DR) purposes in district heating systems. However, there is a l ...

ELSEVIER SCIENCE SA2022

Distributionally Robust Chance Constrained Optimization for Providing Flexibility in an Active Distribution Network

Sidi-Rachid Cherkaoui

In this paper, we propose a distributionally robust chance constrained (DRCC) optimization problem for the operation of an active distribution network (ADN). The ADN's operator uses the proposed problem to centrally optimize the dispatch plan of his resour ...

2022

Multi-objective optimization and exergoeconomic analysis of a continuous solar-driven system with PCM for power, cooling and freshwater production

Hossein Pourrahmani

In this article, three different modes of a novel integrated system would be evaluated by the application of high temperature Thermal Energy Storage (TES) to produce electricity, cooling, and freshwater. Freshwater is produced using the reverse osmosis (RO ...

Elsevier2020

Solvent- and Catalyst-Free Carbon Dioxide Capture and Reduction to Formate with Borohydride Ionic Liquid

Paul Joseph Dyson, Andreas Züttel, Kun Zhao, Loris Giovanni Lombardo, Heena Yang

The Cover Feature shows the application of a pyrrolidinium-based ionic liquid with a borohydride anion to simultaneously capture and reduce large amounts of CO2. The ionic liquid cation interacts with CO2, allowing the borohydride to fix and reduce it to t ...

WILEY-V C H VERLAG GMBH2020

Decarbonization in Complex Energy Systems: A Study on the Feasibility of Carbon Neutrality for Switzerland in 2050

François Maréchal, Stefano Moret, Xiang Li, Theodoros Damartzis

Decarbonization gained prominence with the witnessed rise of temperature over recent years, particularly in the aftermath of the adoption of the Paris agreement for limiting the temperature increase within 2°C until 2050. Biogenic resources are explicitly ...

2020

Modelling pumped-storage effects on thermal structure, ice cover and water quality of lakes and reservoirs in a changing climate

Ulrike Kobler

New renewable electricity is nowadays often generated by photovoltaics and wind. Yet, their intermittent nature calls for energy storage, which is today still provided to ~95% by pumped-storage (PS) hydropower plants. However, PS is known to affect abiotic ...

EPFL2019

A thermally synergistic photo-electrochemical hydrogen generator operating under concentrated solar irradiation

Sophia Haussener, Saurabh Yuvraj Tembhurne, Fredy Intelligent Nandjou Dongmeza

Achieving high current densities while maintaining high energy conversion efficiency is one of the main challenges for enhanc-ing the competitiveness of photo-electrochemical devices. We describe a concept that allows this challenge to be overcome by opera ...

2019

High-flux optical systems for solar thermochemistry

Sophia Haussener, Gaël Jean Clément Levêque

High-flux optical systems (HFOSs) are optical concentrators used to increase the radiative flux of the natural terrestrial solar irradiation. High radiative flux concentration leads to high energy density in solar receivers which allow to obtain high tempe ...

2017