The electrochemical reduction of carbon dioxide (CO2) into various multi-carbon products is highly desirable, as it could help to easily produce useful chemicals for a wide range of applications. Most existing catalysts to facilitate CO2 reduction are based on...
Energy & Green Tech
A new approach to create fast-charging lithium-ion batteries with a graphite-based anode
In recent years, engineers and material scientists have been trying to create increasingly advanced battery technologies that are charged faster, last longer, and can store more energy. These batteries will ultimately play a crucial role in the advancement of the...
Study unveils a new partially disordered phase in Li- and Mn-rich cathode materials
Lithium-ion (Li-ion) batteries are among the most widespread battery technologies worldwide, due to their light weight, high energy densities, easy fabrication process, rapid charging times and other advantageous properties. Identifying strategies that could boost...
A promising molecular catalyst for aqueous polysulfide-based redox flow batteries
In recent years, researchers have been exploring the potential of a wide range of new battery technologies, including so-called redox flow batteries. Redox flow batteries, also known as flow batteries, are battery cells that generate electricity and store energy via...
Highly performing metal halide perovskite solar cells fabricated in ambient air
Metal halide perovskites, solution-processable materials with advantageous optoelectronic properties, have recently emerged as suitable candidates for developing photovoltaic technology. Recent studies demonstrated metal halide perovskite-based solar cells (PSCs) with...
Phosphazene-based electrolytes for high-voltage lithium batteries that work in extreme environments
Lithium metal batteries have numerous notable advantages over other existing battery systems, including high energy density. Nonetheless, the use of most existing high-energy lithium metal batteries in extreme environments is typically deemed unsafe or unfeasible, due...
New method to recycle materials inside lithium-ion batteries
Lithium-ion batteries (LIBs), which store energy leveraging the reversible reduction of lithium ions, power most devices and electronics on the market today. Due to their wide range of operating temperatures, long lifespan, small size, fast charging times and...
A scalable approach to fabricate ultrathin protonic ceramic electrochemical cells with lower operating temperatures
Protonic ceramic electrochemical cells (PCECs) are emerging energy technologies containing electrolytes based on proton-conducting oxides and oxygen-ion conductors. These devices could contribute to the ongoing shift towards sustainable energy solutions by aiding the...
An affordable and scalable strategy to fabricate efficient silicon heterojunction solar cells
Silicon heterojunction (SHJ), solar cells based on a heterojunction between semiconductors with different band gaps, are among the most promising photovoltaic technologies. So far, these cells have exhibited remarkable power conversion efficiencies and good...
New strategies to minimize voltage losses in ternary organic solar cells
Ternary organic solar cells, in which the photoactive layer is made of three different organic materials, have been found to achieve highly promising power conversion efficiencies (PCEs). While these ternary organic solar cells could have notable advantages over their...