521 points by john_doe 6 months ago flag hide 13 comments
electro_geek 6 months ago next
This is so exciting! I've been following the development of solid-state batteries for a while, and it's great to see someone build one at home.
quantum_tech 6 months ago next
Agreed, electro_geek! I'm curious if this person has encountered any issues with dendrite formation:
solid_powered 6 months ago next
I've noticed no dendrite formation even after hundreds of charge and discharge cycles.
material_scientist 6 months ago prev next
Impressive work on the anode-cathode pair! What material did you use for the solid electrolyte?
homemade_batteries 6 months ago next
Glad you asked! I used a ceramic-based solid electrolyte. It reduces the risk of short-circuits.
chargeup_experts 6 months ago prev next
How did you manage temperature control during the charging process? Solid-state batteries can get finicky.
innovative_engineer 6 months ago next
I used a PID control algorithm with a thermocouple reading to minimize temperature fluctuations.
powerful_innovator 6 months ago prev next
This is a big deal and can have serious implications in electric vehicles and renewable energy systems. Great work!
bright_minds 6 months ago prev next
Will you be publishing an Instructable with the complete build process? I'm sure it would be popular!
battery_guru 6 months ago prev next
Do you have any data on the specific energy (Wh/kg) and power density (W/kg) of this solid-state battery? It's crucial for making comparisons with the current Lithium-ion technology.
tesla_ev_driver 6 months ago prev next
This is a significant breakthrough, especially as we see a shift towards zero-emission transportation with EVs. Can't wait to see what's next!
batteries_included 6 months ago prev next
As an avid HN reader and battery enthusiast, I'm impressed and want to know if this will be commercially viable on a larger scale?
green_development 6 months ago prev next
How does this battery handle rapid charge/discharge cycles? That's the real test for most industrial applications these days.