guerby

20 ms·

271.
by guerby 3y ago
From the article linked: https://onlinelibrary.wiley.com/doi/10.1002/eom2.12394 "Herein, we report a nanocomposite based on ternary CoNiFe-layered double hydroxides (LDH) and cobalt coordinated and N-doped po
272.
by guerby 3y ago
I started to use ZFS (on Linux) a few years ago and it went smoothly. My only surprise was volblocksize default which is pretty bad for most RAIDZ configuration: you need to increase it to avoid loosing 50% of raw disk space... Articles tou
273.
by guerby 3y ago
On twitter: https://twitter.com/AssaadRazzouk/status/1698254716398891010
274.
China Reaches Peak Gasoline in Milestone for Electric Vehicles(bloomberg.com)
3 points by guerby 3y ago|3 comments
275.
by guerby 3y ago
https://twitter.com/mzjacobson/status/1696568927843742059 Global life expectancy reduction due to Air pollution: 2.3 years Tobacco smoke: 2.2 years Malnutrition: 1.6 years
276.
by guerby 3y ago
So 30 years for HPE when stored in appropriate himidity/temperature range.
277.
by guerby 3y ago
"with just a few hours of storage" Twitter of the author: https://twitter.com/DavidOsmond8
278.
A near 100pct renewable grid for Australia is feasible and affordable(reneweconomy.com.au)
3 points by guerby 3y ago|1 comments
279.
by guerby 3y ago
"Lead Acid is far cheaper" By Wh of capacity may be but certainly not by Wh cycled out of the battery, LFP has many thousands of cycle life. "LFP 12v 100AH batteries for $290": let's say 5000 thousand full cycles, 1
280.
by guerby 3y ago
Citing IEA directly: https://www.iea.org/energy-system/buildings/data-centres-and... "Estimated global data centre electricity consumption in 2022 was 240-340 TWh1, or around 1-1.3% of global final electricit
281.
by guerby 3y ago
Anecdote: from my youth I've always been reactive to grass pollen, dust and a few other things with strong and repetitive sneezing. Desensitization injections did not work (circa 1980). Recently due to getting diabete I switched to a m
282.
by guerby 3y ago
Already in production: https://www.greencarreports.com/news/1124478_world-s-largest... "Marking that trip around 20 times a day, Kuhn Schweitz says the eDumper produces 200 kwh of surplus energy every day, or 77 m
283.
by guerby 3y ago
DOE has a good track record, better than a random forum "poster". Evidence about recycling taking place has been given multiple times, you just choose to ignore it. Ah then there's different lead acid battery recycling method
284.
by guerby 3y ago
More FUD, I'm starting to believe you're a hired PR pro. Here is what the DOE experts think about scaling up battery recycling with a cool 2 billions dollars: https://www.energy.gov/lpo/articles/lpo-offer
285.
by guerby 3y ago
Of course recycling 0.02 kg smartphone batteries is not viable, but 500 kg BEV batteries is (plus it's mandatory in lots of the world including where I live). And the redwood process is in production since last year with so "no su
286.
by guerby 3y ago
Lithium and metal recycling doesn't exist on earth? Wow that's some FUD, I didn't expect this one... https://electrek.co/2023/03/02/tesla-cofounders-redwood-show... "These packs weighed a
287.
by guerby 3y ago
Japan depends on continuously imported oil and gas. The BIG difference for lithium batteries is that you need to import lithium only ONCE then you reuse/recycle. And yes there's big big money at play, so lots and lots of FUD aroun
288.
by guerby 3y ago
https://news.ycombinator.com/item?id=36531685
289.
by guerby 3y ago
https://archive.is/CUCCH
290.
by guerby 3y ago
We use matterbridge to bridge IRC to matrix at https://tetaneutral.net https://github.com/42wim/matterbridge
291.
by guerby 3y ago
15k cars is three days of production for Tesla. So that's about no stock.
292.
by guerby 3y ago
For network debugging participating in the NLNOG ring is a must: https://ring.nlnog.net/ ssh access to VMs hosted just about everwhere with lots of tools. https://ring.nlnog.net/toolbox/ https:/&
293.
by guerby 3y ago
If you look at page 15 of the S1 annex of the study https://doi.org/10.1371/journal.pmed.1003950.s002 Figure C: Cancer risk associated with the combined exposure to artificial sweetener and sugar intakes, NutriNet -San
294.
by guerby 3y ago
Switched from openvpn to tinc after openvpn certificate expired after 10 years (default duration of creation script) and I lost connection to my family computers, so I had to drive a few hundred kilometers Nearly 8 years ago, still running:
295.
by guerby 3y ago
By Andreas Eenfeldt: https://en.wikipedia.org/wiki/Andreas_Eenfeldt https://twitter.com/DrEenfeldt Also behind https://www.dietdoctor.com/authors/dr-andreas-eenfeldt and now http
296.
Satiety: the secret to Eating Better? [video](youtube.com)
1 points by guerby 3y ago|1 comments
297.
by guerby 3y ago
My favourite part: "Nobody seems to realize that when you have a lot of baseload, you need a lot of flexible capacity everyday, for many hours, to manage the daily peaks in demand above the baseload minimum. In other words: backup is s
298.
Renewables are just not serious – Our leaders just don't believe in them(jeromeaparis.substack.com)
4 points by guerby 3y ago|2 comments
299.
by guerby 3y ago
Also on tesla: https://electrek.co/2023/05/25/tesla-model-y-is-now-the-worl...
300.
by guerby 3y ago
https://en.wikipedia.org/wiki/Taishan_Nuclear_Power_Plant "It was estimated that the plant’s investment cost would rise to between 22 and 23 yuan per watt from an originally budgeted 14 yuan" So about 60% cos

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