On 25/05/2021 19:56, Chris Hogg wrote:
On 25 May 2021 17:52:19 +0100 (BST), Theo
wrote:

I came across this article:
https://arstechnica.com/science/2021...der-your-nose/

It's a good roundup of all the different lithium ion chemistries and how
things have been improving of late, and how that impacts applications such
as phones and EVs.

Theo
" That means that the capacity of your current batteries is over 1.5
times what they would have held a decade ago."

Am I supposed to be impressed?

My reactions exactly

As I say, back in the noughties my first lithium flight packs were
lighter than any on sale today. But they couldn't do very high currents
Today cells with 2-3 times the *power* density, are available - but the
energy density is actually less...


--
Canada is all right really, though not for the whole weekend.

"Saki"