Viewing profile — z_ack
z_ack
HN member- Joined
- Wed, Aug 30, 2023, 12:31 PM UTC
- HN karma
- 22
- Public activity
- 23 items
- HN profile
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About z_ack
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Recent public activity
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Comment #39712218
Clickbait BS: "If approved for use in devices like smartphones, future generations of the battery would ultimately remove the need to ever charge them, company representatives said…
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Comment #39238139
I have a compliant : sometimes there a proliferation of anti-scientific posts, in example I can mention those related to the "50 years nuclear battery", I remember particularly one…
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Comment #39199300
It's a bad idea for many reasons: - you are spending hundreds of millions for a prototype , on paper all works but in reality to build a reliable submarine you need peoples, experi…
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Comment #39199122
Following your reasoning an airplane can't be hijacked because it's difficult to operate: in reality you only need a gun to operate anything, in right circumstances.
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Comment #39199107
I guess like you do for airplanes: the fact a plane can fly don't make it immune to hijacking. Example: you wait the sub is in the port, is moored, etc
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Comment #39098429
PS: NASA , I really want to watch the mission live on TV, like my grandfather, so please don't make flying pigs.
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Comment #39098399
I agree, this reminds me RFC 1925 ( https://datatracker.ietf.org/doc/html/rfc1925 ), that states: "With sufficient thrust, pigs fly just fine. However, this is not necessarily a go…
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Comment #39038785
P.s. Reading patent details: "to prevent the at least one radiation from having any wavelength that is outside of the range can be provided or which can be substantially harmful to…
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Comment #39038534
the answer is no, I was reading the linked documents and: 1. yes UVC of that frequency kill virus but they don't provide results about human safety, the say "potentially": "Germici…
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Comment #38985686
Fake news: battery producing electricity using beta decay aren't a new technology, are arounds for decades, those devices produce electricity in order of micro ampere/h, 1 / 1'000'…
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Comment #38985680
Fake news: battery producing electricity using beta decay aren't a new technology, are arounds for decades, those devices produce electricity in order of micro ampere/h, 1 / 1'000'…
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Comment #38985675
Fake news: battery producing electricity using beta decay aren't a new technology, are arounds for decades, those devices produce electricity in order of micro ampere/h, 1 / 1'000'…
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Comment #38985669
Fake news: battery producing electricity using beta decay aren't a new technology, are arounds for decades, those devices produce electricity in order of micro ampere/h, 1 / 1'000'…
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Comment #38985385
1. absolutely no, the article talk explicitly of "phones and drones"; 2. No, it's related to "phones and drones", I've explicitly written that this device make sense in niche appli…
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Comment #38983924
I think you are trolling, but, in case I'm wrong, I explain the concept in other words: modern phones need a charger able to provide current to the phone battery in order of Ampere…
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Comment #38982601
It's not matter of skepticism, it can't work and it's matter of science, it doesn't work both as generator to "recharge" the battery (at microwatt scale it needs years ) and as gen…
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Comment #38981859
P.s. More critical thinking is required before reposting this kind of article, those are, anyway, all very similar: computer generated mock, no test, no prototype, no scientific do…
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Comment #38981714
No really, no. It's the same to declare that you have a box of matches and burning them it gives you a substantial help to warm up your house in the middle of winter. "which measur…
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Comment #38981431
"The compact battery uses 63 nuclear isotopes to generate 100 microwatts and a voltage of 3V of electricity through the process of radioactive decay" So the battery produce 0.1 mW …
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Comment #38958655
I can speak as witness about other interview, the interview of a close friend, skilled in machine learning related technology, in fact he applied for that kind of job. He received …
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Comment #37354305
I'm wondering why there is no measurement, no data about the radiation detected. All in our environment is a little bit radioactive, it's called background radiation : https://en.w…
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Comment #37353525
Are you sure of that ? I knew that the competent jurisprudence or "forum" is that of the user, or everyone could circumvent the law using "offshore" companies to track people in re…
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Comment #37350632
I did an experiment: I deleted all the cookies using privacy settings of my browser then I avoid to click anything about cookies' authorisation, i.e. if a page present that kind of…