News
High temperature sodium-zinc batteries: Researchers use X-rays to find reasons for capacity loss
7+ hour, 41+ min ago (250+ words) That loss of efficiency and service life had previously only been possible to infer indirectly. Conventional electrochemical measurements capture current and voltage, but they cannot produce a complete picture of what is happening inside a cell. The problem is compounded…...
New design specifications for sodium-ion batteries
1+ mon, 2+ day ago (141+ words) Researchers from'Brown University'in the United States have investigated the behavior of sodium storage in carbon materials used in sodium-ion batteries, with the aim of improving their commercial viability for stationary renewable energy storage applications. "This helps us determine the optimal…...
Why sodium-ion can’t yet challenge lithium-ion’s reign
1+ mon, 1+ week ago (829+ words) Why sodium-ion can't yet challenge lithium-ion's reign'ESS News Why sodium-ion can't yet challenge lithium-ion's reign The basic structure of Na-ion batteries closely resembles that of Li-ion batteries, consisting of positive and negative electrodes, an electrolyte, and a separator. Round-trip efficiencies…...
Cambridge startup claims its electrolytes can triple flow battery energy density
1+ mon, 2+ week ago (832+ words) Kodiaq Technologies is developing organic electrolytes for redox flow batteries that it claims could achieve 300% the energy density of vanadium-based alternatives. The UK-based startup has developed an organic electrolyte that is currently able to store energy at up to 50 Wh…...
Corrosion-free bromine flow battery promises longer life and higher energy density
1+ mon, 2+ week ago (434+ words) Corrosion-free bromine flow battery promises longer life and higher energy density'ess-news.com Corrosion-free bromine flow battery promises longer life and higher energy density Researchers at Dalian Institute of Chemical Physics (DICP), Chinese Academy of Sciences, have developed a new bromine-based…...
Sodium-ion battery storage for ultra-low temperatures
3+ mon, 5+ day ago (620+ words) US researchers have developed a sodium-ion pouch cell that operates reliably at temperatures as low as -100 C. The battery was tested with simulated and real renewable energy sources, including wind and solar, and maintained stable performance in both laboratory and field…...
‘It’s not a matter of sodium versus lithium, we need both’
3+ mon, 1+ week ago (317+ words) As lithium-ion batteries continue to improve in terms of both performance and cost, it is becoming increasingly difficult for alternative technologies to challenge the incumbent. However, interest in'solid-state batteries, which promise better energy density and safety, has significantly increased in…...
Alsym Energy launches Na-Series, claiming safe, low-cost sodium-ion battery storage
4+ mon, 1+ day ago (496+ words) US-based battery developer Alsym Energy has officially announced its new Na-Series line, a sodium-ion battery aimed at the stationary energy storage market. The company based out of Massachusetts is centering the product on safety, supply chain security, while not forgetting…...
Prototype magnesium battery operates at room temperature in breakthrough
4+ mon, 1+ week ago (322+ words) Magnesium has long been seen as a promising alternative chemistry. Like sodium, the element or metal is abundant, non-toxic, and theoretically capable of high volumetric energy density. However, magnesium has had what chemists describe as "sluggish ion mobility" at room…...
US startup unveils zinc-polyiodid redox flow battery with energy density of 320 Wh/L
4+ mon, 3+ week ago (361+ words) US-based startup BESSt has launched a new redox flow battery technology that reportedly achieves 20 times higher energy density than conventional vandium redox flow energy storage systems. "Our initial focus will be the commercial and industrial market, especially government, critical infrastructure,…...