Publications de Ligang Wang | EPFL Graph Search

Fuel cell-battery hybrid systems for mobility and off-grid applications: A review

François Maréchal, Jan Van Herle, Xun Liao, Ligang Wang

The global demand for fossil fuels in the transportation sector is increasing rapidly due to the continuous growth of internal combustion engine vehicles. This leads to severe environmental problems, including greenhouse gas emissions and air-quality deter ...

PERGAMON-ELSEVIER SCIENCE LTD2021

MXene Nanosheet-Based Microneedles for Monitoring Muscle Contraction and Electrostimulation Treatment

Ligang Wang

MXenes belong to a large family of two-dimensional layered transition-metal carbides and nitrides. MXene nanosheets integrate the fascinating advantages of high electronic conductivity, excellent biocompatibility, and acid/base resistance. Herein, we demon ...

AMER CHEMICAL SOC2021

Ingestible polysaccharide battery coupled with a self-charging nanogenerator for controllable disinfection system

Ligang Wang

Biomedical electronics plays a crucial role in bridging the gap between engineering and medicine by enabling the development of miniaturized medical equipment offering efficient diagnosis as wel l as treatment for various diseases. However, despite the rec ...

Elsevier2021

Triple-Mode Grid-Balancing Plants via Biomass Gasification and Reversible Solid-Oxide Cell Stack: Economic Feasibility Evaluation via Plant Capital-Cost Target

François Maréchal, Jan Van Herle, Ligang Wang, Maria del Mar Perez Fortes

Electricity production and consumption must be balanced for the electrical grid. However, the rapidly growing intermittent power sources are now challenging the supply-demand balance, leading to large flexibility needs for grid management. The plant integr ...

FRONTIERS MEDIA SA2021

Potential Deployment of Reversible Solid-Oxide Cell Systems to Valorise Organic Waste, Balance the Power Grid and Produce Renewable Methane: A Case Study in the Southern Italian Peninsula

Ligang Wang, Maria del Mar Perez Fortes

The large market penetration of non-dispatchable renewable power sources (vRES), i.e., wind and photovoltaic, may be hampered by an increasing need for large scale energy storage capacity and the challenges of balancing the power grid. Novel technologies i ...

2021

Techno-economic evaluation of biomass-to-fuels with solid-oxide electrolyzer

François Maréchal, Jan Van Herle, Ligang Wang, Hanfei Zhang

Thermochemical biomass-to-fuel conversion requires an increased hydrogen concentration in the syngas derived from gasification, which is currently achieved by water–gas-shift reaction and CO2 removal. State-of-the-art biomass-to-fuels convert less than hal ...

2020

A Review: Electrochemical Biosensors for Oral Cancer

Hubert Girault, Ligang Wang, Tzu-En Lin, Sorour Darvishi

Oral cancer poses a serious threat worldwide owing to its soaring case-fatality rate and its metastatic characteristics of spreading to the other parts of the body. Despite the recent breakthroughs in biomedical sciences, the detection of oral cancer at an ...

2020

Techno-economic optimization of biomass-to-methanol with solid-oxide electrolyzer

François Maréchal, Jan Van Herle, Ligang Wang, Maria del Mar Perez Fortes, Hanfei Zhang

The purpose of this paper is to assess techno-economically the integration of solid-oxide electrolysis in biomass-to-methanol processes: (1) The hydrogen produced by electrolysis can be used to adjust the composition of syngas from gasification to increase ...

ELSEVIER SCI LTD2020

Techno-economic comparison of green ammonia production processes

François Maréchal, Jan Van Herle, Ligang Wang, Hanfei Zhang

To reduce the fossil-fuel consumption and the impacts of conventional ammonia production on climate change, green ammonia production processes using green hydrogen need to be investigated. For commercial production scale, potential alternatives can be base ...

2020

Life cycle assessment of power-to-gas applications via co-electrolysis of CO2 and H2O

Ligang Wang

Solid-oxide electrolysis technology (SOEC) can efficiently convert electricity from renewable sources into H-2 via steam electrolysis, or syngas (a mixture of H-2 and CO2) via co-electrolysis of steam and CO2. Co-SOEC provides the advantage of better therm ...

2020