Viewing profile — nuccy
nuccy
HN member- Joined
- Wed, Jun 03, 2015, 3:33 PM UTC
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About nuccy
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Recent public activity
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Comment #49221619
The heat is dissipated by radiation, that's why apart of solar panels all sattelites and space stations also have radiators for thermal management. The average space temperature (f…
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Comment #48380948
Best case is if gaming and productivity (with high memory use) activities are not concurrent, and productivity applications are stopped before gaming starts, then `swapoff` can eas…
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Comment #48264412
In our lab tests phase lock jitter between WR client and master is about 10ps (picoseconds) over 50km fiber (with temperature change of the fiber, so WR actively compensates elonga…
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Comment #48089015
Please comsider adding log-scales to be able to compare related but wastly different in popularity topics. Also would be nice to show one topic versus another to see a correlation.…
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Comment #46416121
Rivers (e.g. Mississipi) work with much smaller gradient of just 0.01% [1], while with your assumption it would be 0.25%, so 25x. Maybe instead it needs to pass under the rivers [2…
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Comment #46414420
As of now, for testing, the two WR endpoints are sitting on the same desk with 50km fiber in a thermal chamber (simulating temperature changes in the soil), but in future they will…
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Comment #46406886
As a user of WhiteRabbit, I can confirm a sub-10ps sync (two clocks phase lock) over 50km fiber connection for variable temperature of fiber (biggest problem of clock sync over fib…
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Comment #46406857
Nature (laws of physics) is agains you on this: it is in fact impossible for everyone. What is in sync for some observers can be out of sync for others (depends on where they are, …
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Comment #46019515
Many reactors are built far away from coasts, they need water in general, but artificial lakes, or rivers are enough.
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Comment #45947945
Actually even within Apple ecosystem not all devices are made equal. MacBooks lack some features available for AirPods Pro on iPhones, e.g. seal check, translation, everything in t…
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Comment #45897844
I would actually consider sticking the opposite "Nuclear power? Yes, please!" (Same for solar, wind, geothermal of course). Is there a sticker for pro-nuclear power movement? P.S. …
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Comment #43540475
Answering to your and original question above: there are no poles (or axes of rotation) in the Universe. On large scales (think distances to include thousands and millions of galax…
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Comment #43342207
To add to the list (the order is arbitrary): 5. Advances in the multi-messenger observations, where apart of photons and gravitational waves, astronomers can detects also neutrinos…
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Comment #43317856
Some technologies have been lost, even though they were superior to what is available today. Take, for example, the old “green/blue screen” technique using sodium vapor lamps, used…
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Comment #43298754
Another non-obvious problem is that RTGs, as any other thermal machines, need a gradient of temperature to work, i.e. to generate electrical power there should be hot (nuclear mate…
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Comment #43298542
Generally I agree, but Moon is not a bad place for solar panels if a spacecraft has no contingencies and is able to harvest energy during Moon's day and store it in batteries to be…
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Comment #43249195
Thus two messages for every other country: 1. Make nukes, never give up on those regardless of what assurances of safety you get 2. If you are bigger and stronger - you are right, …
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Comment #43064825
The operations are international and are carried out not only by squirrels, weasels (some say martens) are also involved. One of those (unlikely unintentionally) had shutdown the L…
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Comment #42808950
The video is indeed very nice, it shows few things [1] not mentioned on the website: - the chain is routed through the add-on device, so it should be longer than usual - the pedals…
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Comment #42777900
You are right: to find a location from a star image you need a true horizon, but unless UAV is pulling some Gs even a basic accelerometer would give you the horizon, accuracy of th…
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Comment #42777500
If you see satellites then likely you see even more stars. Unlike satellites the stars barelly move (actually they do, see "proper motion" [1]) relatively to each other, so a catal…