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...
Energy & Green Tech
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...
Researchers fabricate phase-heterojunction all-inorganic perovskite solar cells with an efficiency above 21.5%
Solar technologies have become increasingly advanced over the years, with the discovery of new photovoltaic materials and designs. While solar cells based on a mixture of organic and inorganic halide perovskite materials have been the topic of numerous research...
A new LMR cathode that minimizes voltage decay in Li-ion batteries
Lithium-ion batteries (LiBs), rechargeable batteries that store energy by leveraging the reversible reduction of Li ions, remain among the most widely used battery technologies worldwide. These batteries power a wide range of devices, ranging from smartphones,...
Study explores the impact of climate change on the supply and demand of wind and solar energy
Over the past few decades, sustainable energy solutions that rely on renewable sources, particularly the sun and wind, have become increasingly advanced and widespread. Many countries worldwide have committed to drastically lowering carbon emissions in the next decade...
An approach to enhancing relaxors for energy storage devices
Relaxor ferroelectrics are materials with ferroelectric properties and high electrostriction (i.e., the ability to contract or deform in response to electric fields). These materials can be used to create highly efficient energy storage devices, such as capacitors.
A new strategy to design high-entropy electrolytes for lithium metal batteries
To satisfy the growing demands of the electronics industry, engineers and material scientists are trying to continuously improve the performance of battery technologies. Lithium (Li) metal batteries, batteries with a metallic Li anode, are among the most well-known...