|Inside Form Energy, the Star-Studded Startup Tackling the Toughest Problem in Energy Storage
June 18, 2018
Industry veterans from Tesla, Aquion and A123 are trying to create cost-effective energy storage to last for weeks and months. Research includes a JCESR aqueous sulfur formula for cost-effective long-duration flow batteries.
|Optimizing Lithium-sulfur Battery Electrolytes for Long Life
May 24, 2018
In the future, lithium-sulfur batteries could hold more energy and cost less than lithium-ion batteries. A recent JCESR Chemistry of Materials paper details how the solubility and transport of polysulfide ions in the liquid electrolyte relates to the chain length of the polysulfide ion, the tendency of the ion to cluster, and the amount of lithium salt present in the electrolyte.
|Keeping Tabs on Polysulfides in Batteries
Science & Technology Research News
May 17, 2018
Increasing the lifetimes of lithium-sulfur rechargeable batteries requires the prevention of polysulfide transport between electrodes during operation. Knowledge of how the salt and solvent molecules of the electrolyte interact with polysulfides helps in understanding their solubility.
|We Need Real Scientific Breakthroughs to Build a Clean Energy Economy
May 13, 2018
Wind and solar energy have achieved grid parity in many places and, over the next decade, clean energy will become far cheaper than traditional sources. The sticking point is energy storage. While lithium-ion batteries have made great strides, they are approaching theoretical limits. We need to discover fundamentally new chemistries and, to do this, we will need to forge a new partnership between government and private industry.
|Getting Magnesium Ions to Pick Up the Pace
Science & Technology Research News
April 18, 2018
Magnesium ions are doubly charged compared to singly charged lithium ions, so these batteries have the potential for storing more energy. In this research, JCESR scientists discovered and demonstrated design rules for identifying crystalline solids that magnesium ions can move through quickly—a critical property for faster charging batteries.
|Battery Brings a Sustainable Future Closer with Every Breath
Clean Energy Finance Forum
April 3, 2018
A potentially transformative energy storage solution is being developed by a group led by Yet-Ming Chiang, MIT professor, and Zheng Li, assistant professor at Virginia Tech. Their research was published in the journal “Joule” in the article “Air-Breathing Aqueous Sulfur Flow Battery for Ultralow-Cost Long-Duration Electrical Storage.”
|New Design Could Make Lithium-air Batteries Practical
March 22, 2018
Researchers at UIC and Argonne have designed a new lithium-air battery that works in a natural air environment. The new battery functioned after a record-breaking 750 charge/discharge cycles, according to a study published in the journal Nature.
|The Battery Boost We’ve Been Waiting for Is Only a Few Years Out
The Wall Street Journal
March 17, 2018
The batteries that power our modern world—from phones to drones to electric cars—will soon experience something not heard of in years: Their capacity to store electricity will jump by double-digit percentages, according to researchers, developers and manufacturers.
|New Generation of Batteries Could Better Power Aerial Drones, Underwater Robots
March 8, 2018
Many see lithium sulfur as the heir apparent to lithium ion as the dominant battery technology. They are encouraged by recent reports, some of which were conducted by JCESR scientists, suggesting that many of the technology’s performance and durability challenges can be overcome.
|First Nanoscale Look at How Lithium Ions Navigate a Molecular Maze to Reach Battery Electrode
SLAC National Accelerator Laboratory
February 22, 2018
Lithium ions have to travel through layers of molecules in the electrolyte liquid before they can enter or leave a lithium-ion battery electrode. Tweaking this process could help batteries charge faster, as published by JCESR in Energy & Environmental Science.
|China Powers Up
February 23, 2018
Huge investments and cutting-edge research are helping China to pioneer innovations in clean energy technologies
|U.S. Researchers Target Solid-State Magnesium Batteries
February 8, 2018
JCESR scientists have discovered a faster magnesium-ion solid-state conductor that could lead to solid-state magnesium-ion batteries that are energy dense and safe.
|Magnesium Batteries Could Challenge Lithium-ion Market Dominance
Before It’s News
February 6, 2018
A multi-institution team of scientists led by Texas A&M University has discovered an exceptional metal-oxide magnesium battery cathode material, moving researchers one step closer to delivering batteries with better performance.
|Big Leap Forward for Lithium Sulfur Cell Batteries
New Energy and Fuel
January 24, 2018
JCESR researchers at Berkeley Lab have reported that a new lithium-sulfur battery component allows a doubling in capacity compared to a conventional lithium-sulfur battery, even after more than 100 charge cycles.
|This Startup is Using Pollution to Help Build a Clean Energy Future
January 6, 2018
A new startup, Baseload Renewables, is developing a promising new battery concept with a surprising ingredient, sulfur, which is a byproduct of petroleum refining and considered a pollutant. After decades of dependence on fossil fuels, we literally have mountains of the stuff, which makes it incredibly cheap. Ironically, we may have spent decades polluting ourselves into a green energy future.
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A new series of spinels, ZnNixMnxCo2-2xO4, are reported as a high-voltage and high-capacity cathode material for non-aqueous Zn-ion batteries. Mn, Ni co-substitution for Co in ZnCo2O4 is demonstrated to be an efficient method to facilitate Zn-deintercalation and enhance discharge capacity, which provides guidelines for designing … Read More
Tailored Reaction Route by Micropore Confinement for Li-S Batteries under Lean Electrolyte Conditions
Li2S2 is experimentally verified by ex-situ S K‐edge X‐ray absorption spectroscopy to be stable in the micropores during discharging in Li-S cells. A new reversible electrochemical pathway is thus proposed, based on the inherent self‐healing capacity for Li2S2, under lean electrolyte conditions. Read More
Dimethoxyethane (DME) is predicted to rapidly decompose to ethylene gas and other products on the metallic Mg surface, whereas the presence of an oxide or chloride surface film on a Mg anode is predicted to limit solvent decomposition. Read More
A review of molecular-level interactions governing multivalent electrolyte behavior is presented. The current understanding of solvation structure, stability and transport properties of electrolytes for secondary Mg, Zn and Ca batteries is critically examined from experimental and theoretical studies. Read More
Effect of the Backbone Tether on the Electrochemical Properties of Soluble Cyclopropenium Redox-Active Polymers
A series of cyclopropenium polymers were synthesized and evaluated as high potential active material for size-exclusion flow batteries. Read More