In a new study, the researchers showed that this material, which could be produced at much lower cost than cobalt-containing batteries, can conduct electricity at similar rates as cobalt batteries. The new battery also has comparable storage capacity and can be charged up faster than cobalt batteries, the researchers report.
A recent study explores an organic, cobalt-free cathode option for building sustainable batteries that can maintain the power and stability of traditional lithium-ion. Batteries are vital in our modern digital world.
l Sodium-Ion Batteries: Sodium-ion batteries are an emerging alternative that does not contain cobalt and can be suitable for certain applications, although they have some performance trade-offs. In summary, the relationship between cobalt and EV batteries is indeed complex, marked by a delicate balance between advantages and challenges.
Although still practically useful, LFP has only about half the energy density of cobalt and nickel batteries. Another appealing option are organic materials, but so far most of these materials have not been able to match the conductivity, storage capacity, and lifetime of cobalt-containing batteries.
l Lithium-Titanate (Li-Ti) Batteries: Li-Ti batteries, specifically lithium titanate, are another cobalt-free option. They are known for their fast charging capabilities, long cycle life, and good performance at low temperatures, albeit with slightly lower energy density compared to other lithium-ion batteries.
What’s clear is that focusing on cobalt can detract from the impact of all the earth minerals that go into battery making. It’s not just about mining but also ensuring longer lives for batteries. And, a greater focus on reusing their ingredients to reduce the reliance on mining the raw materials.