Live data from Hacker News

Viewing profile — sandwall

sandwall

HN member
Joined
Tue, Aug 28, 2018, 2:15 PM UTC
HN karma
566
Public activity
147 items

About sandwall

fysiker+físico=physicist

Recent public activity

  1. comment
    Comment #40963794

    Shockley and the transistor... https://en.m.wikipedia.org/wiki/William_Shockley

  2. comment
    Comment #37180097

    Pretty hilarious discussion of the Lockbit gang as a failing "organization"

  3. story
  4. story
  5. comment
  6. story
  7. comment
    Comment #30773277

    Concur, 5meo typtamines are extremely potent and quite dangerous. Witnessed overdoses and while they weren't lethal, they certainly had the risk. Just because the compound doesn't …

  8. comment
    Comment #29190815

    It's a red flag. Looks cool on the surface, but if it's what it appears, it should be subjected to a more rigorous review.

  9. comment
    Comment #29061858

    NIH funded articles are mandated to be public access, these are often available without journal typesetting: https://www.nih.gov/health-information/nih-clinical-research...

  10. comment
    Comment #28944626

    Agree with questioning this. They are both brilliant, but that doesn't justify arrogance. IMHO, it detracts from his brilliance and clouds the clarity of his thoughts.

  11. comment
    Comment #28736937

    You're on the money with this one. Accurate table translations was an important enabling technology - same with slip-rings for full rotation

  12. comment
    Comment #28736906

    Yes, but this was only shown later -- The reconstruction algorithm for cone-beam was published in 1984 by research staff at Ford Motor Company. The Felkamp, Davis, and Kress algori…

  13. comment
    Comment #28733989

    Later, that was developed in 1984; CT's use collimated fan beams

  14. comment
    Comment #28733933

    Oldendorf and Damadian (MRI) are great examples of Nobel blunders -- my money is on Takahashi for his significant contributions: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC325840…

  15. comment
    Comment #28547166

    Historians are all storytellers. Critical review is important. I really like this paper which starts by paraphrasing Jane Austen, "i think it quite odd history should be so dull, f…

  16. comment
    Comment #28537897

    Story telling is how our society has transferred information since we started to communicate-- understanding the map is not the territory, nor should it be. A beautiful narrative c…

  17. comment
    Comment #25873418

    I agree with your comments 100%, I too read and enjoyed the book and found it very complementary to The Idea Factory

  18. comment
    Comment #25603639

    Morphogenesis is an interesting area of study, this is a beautiful example

  19. comment
    Comment #25216051

    https://bloom.bg/3q5IJXE

  20. comment
    Comment #25216050

    Agree, I believe it's because of the comments... also, tried resubmitting the correct link and it broke too, had to use a shortener: https://bloom.bg/3q5IJXE

  21. story
  22. story
  23. story
  24. comment
    Comment #25189194

    I agree, diversifying energy sources seems to be the best policy. We've been sending radioactive materials into space for a long time (pu-batteries), albeit quite small amounts. --…

  25. story