Battery and Energy Storage

Researchers Discovered Defect Properties in Photovoltaic Material

As a new member of photovoltaic family, antimony trisulfide (Sb2S3) has the satisfactory bandgap of 1.7eV, benefiting the fabrication of the top absorber layer...

Soaking up the Sun: Artificial Photosynthesis Promises Clean, Sustainable Source of Energy

Humans can do lots of things that plants can't do. We can walk around, we can talk, we can hear and see and touch....

Oxygen Loss can Deplete Lithium-ion Battery’s Voltage

When lithium ions flow in and out of a battery electrode during charging and discharging, a tiny bit of oxygen seeps out and the...

New Research Shines Light on Perovskite Solar Cells Performance

The potential of a class of materials called perovskites, to enable solar cells to better absorb sunlight for energy production, is widely known. However,...

Energy Secretary Says US Wants ‘Responsible’ Lithium Mining

Secretary of Energy Jennifer Granholm said the Biden administration wants to see lithium needed for electric cars to be mined "in a responsible way" that respects the...

Molecular Coating Enhances Organic Solar Cells

Researchers have found an electrode coating just one molecule thick can significantly enhance the performance of an organic photovoltaic cell. The coating outperforms the...

Hydrogen Application is the Sustainable Fuel for the Future

How will we get around in the future? What could succeed crude oil and natural gas? One option already exists. It has three times...

Innovative Batteries Put Flying Cars on the Horizon

Jet packs, robot maids, and flying cars were all promises for the 21st century. We got mechanized, autonomous vacuum cleaners instead. Now a team...

Making Batteries Live Longer with Ultrathin Lithium

Our lives today are governed by electronics in all shapes and forms. Electronics, in turn, are governed by their batteries. However, the traditional lithium-ion...

Hybrid Redox-Flow Battery with a Long Cycle Life

Redox‑flow batteries store electrical energy in chemical compounds that are dissolved in an electrolyte. They are a particularly promising alternative to lithium‑ion batteries as...

Methylammonium-Free Perovskite Solar Cell with Slot-Die Coating, 18% Efficiency

Scientists from Nanyang Technological University in Singapore and Université Grenoble Alpes in France have combined a slot-die coating technique with gas quenching and substrate heating to fabricate a perovskite solar cell with...

Next-Gen Electric Vehicle Batteries: These are the Questions We Still Need to Answer

The next generation of electric vehicle batteries, with greater range and improved safety, could be emerging in the form of lithium metal, solid-state technology. But...

Novel Heterostructure Nanosheet Boosts Efficiency of Lean-Electrolyte Lithium Batteries

Lithium sulfur (Li-S) battery technology is promising for next-generation energy storage. However, lithium polysulfide shuttling, sluggish redox kinetics, and uncontrollable lithium dendrite growth limit...

One-Step Method to Improve Performance of Cathode Materials in Na-ion Batteries

Na-ion batteries are promising in large-scale energy storage owing to the abundant raw material resources, low cost, and high safety. Sodium vanadium fluorophosphate (Na3(VOPO4)2F) with...

Achieving a National-Scale, 100% Renewable Electric Grid

With recently announced federal emissions-reduction targets, a push for national power-sector decarbonization, and plummeting wind and solar costs, the United States is poised to...

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