Bipolar membranes are a class of ion-conductive polymers comprised of two oppositely charged layers, known as the cation-exchange and anion-exchange layer. These membranes are central to the functioning of various technologies, including electrolyzers and hydrogen...
Energy & Green Tech
Exploring the resilience of the Texas power grid against extreme weather conditions
The Gulf Coast of the United States is often hit by tropical cyclones (TCs), hurricanes and other extreme weather phenomena, which can cause widespread electricity outages. Climate change and global warming are expected to increase the risk of these events occurring,...
A strategy to suppress strain propagation in ultrahigh-Ni cathodes during fast charging
To meet the growing demand of the electronics industry and support the widespread deployment of electric vehicles, researchers will need to develop increasingly advanced and highly performing battery technologies. A promising approach for boosting the performance of...
The realization of aqueous flow batteries with mild pH decoupling
Technologies that can store the energy produced by photovoltaics and wind turbines could play a key role in the decarbonization of the energy sector. The operation of both solar cells and wind turbines relies on suitable weather conditions, and grid-scale energy...
Reducing halide segregation in wide-bandgap mixed-halide perovskite solar cells using redox mediators
Multi-junction solar cells, solar cells comprised of many individual semiconductor junctions stacked together, have the potential of outperforming single-junction solar cells both in terms of efficiency and stability. In recent years, material scientists and engineers...
Using thermotropic liquid crystals to enhance the efficiency and stability of perovskite solar modules
Solar panels and photovoltaics (PVs) are becoming increasingly widespread, contributing to ongoing efforts aimed at decarbonizing electricity production. Solar cells based on perovskites, a class of minerals that can leverage parts of the solar spectrum, have recently...
A scalable photoelectrochemical system for green hydrogen production
If realized using solar energy or other renewable energy, water splitting could be a promising way of sustainably producing hydrogen (H2) on a large-scale. Most photoelectrochemical water splitting systems proposed so far, however, have been found to be either...
A new high-concentration solid polymer electrolyte for high-voltage lithium-metal batteries
Lithium-metal batteries, which contain anodes based on metallic lithium, are promising rechargeable batteries that could help to meet the growing demands of the electronics industry. These batteries have various advantages, including high energy density and fast...
A strategy to design lithium anode interlayer for all-solid-state lithium-metal batteries
Over the past decades, engineers and chemists have been working to develop increasingly advanced battery technologies that could help to meet the rising demands of the electronics industry. This has led to the emergence of new types of batteries, including...
Exploring the impact of grid-connected hydrogen production on carbon emissions
Countries worldwide have been introducing new policies aimed at mitigating climate change and reducing carbon emissions. Many of these interventions focus on deploying more sustainable systems to supply electricity on a large scale and introducing new technologies...