Viewing profile — dr_coffee
dr_coffee
HN member- Joined
- Fri, Dec 16, 2016, 2:50 PM UTC
- HN karma
- 136
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- 31 items
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About dr_coffee
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Recent public activity
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Comment #49144931
It was US Treasury Secretary Scott Bessent https://www.reuters.com/world/asia-pacific/bessents-to-do-li...
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Comment #47826958
Richard Feynman’s 1959 lecture “There’s plenty of room at the bottom” envisioned atomic pick and place to build complex nanoscale machines. The lecture is often considered the conc…
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Comment #46244040
The article lists several manufacturers of 4k dumb tv’s
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Comment #45712455
Amazing that this can be achieved at such a low cost. The DVD optical pickup is truly a marvel of engineering, incorporating fairly complicated optics into such a small space. The …
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Comment #44084198
what about computational methods? i have always wondered how stacking many short exposures without tracking compares to deconvolution of a single long exposure. it seems that there…
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Comment #39235698
You can just go to view >> web layout in MS Word to get a pageless view. And view >> print layout to go back to pages FYI
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Comment #38076650
https://www.nature.com/articles/s41586-019-1397-7 this paper came out a few years ago using super resolution fluorescence and dna origami to track unwinding of dna by single helica…
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Comment #31207424
One important distinction is to understand that VA ECMO is more often used as mechanical circulatory support in cases of severe heart failure leading to cardiogenic shock. Used alo…
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Comment #29352527
Hackaday has featured a couple of projects featuring the ps3 optical pickup unit. The author of one of the projects breaks out the 40-pin ribbon cable and is able to drive it with …
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Comment #29352387
https://journals.plos.org/plosone/article?id=10.1371/journal... Heres a decent open source? stage that i adapted for one of my projects in the past. Resolution is 1 micron laterall…
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Comment #28945467
Was the phosphorescent dye inhaled? What was the physical process responsible for the phase lag? Would love to read more about your device if you ever published your results!
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Comment #22654596
I really enjoy using Julia too but I have also been disappointed with how the updates have played out. Just a few weeks ago I rolled back my installation from v1.2 to the LTS versi…
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Comment #22464235
True iodine deficiency is quite rare in the west as many table salts are fortified with iodine. It is extremely uncommon to see people with Goiter in the US. The same goes for thia…
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Comment #21668670
Building on your comment, I think that while it does help to have high quality cameras and objective lenses, it is always worthwhile to push the limits of how cheap we can go. Ther…
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Comment #21252423
That is indeed an extreme example, given how matter of factly they teach transposons in molecular bio these days. When we couldn't get a paper published, my old PI would always jok…
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Comment #21223565
"At least with medical school, Peter said, the job prospects are better. New doctors begin making $60,000 and their salary increases by $20,000 a year during residency." Actually n…
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Comment #20756828
Do I spy Dear Imgui used for one of the colormap control panels? Love using this for whipping together quick interfaces. https://github.com/ocornut/imgui
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Comment #20702552
The cell's ability to mechanically sense it's surroundings is fascinating. There is an old paper from 2006 in Cell that was similar to this study in that it showed onencould direct…
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Comment #19724271
The hypothesis for many prion diseases is that of "seeding" whereby a small number (or maybe even a single) prion protein acts as a template to induce misfolding of other proteins …
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Comment #19276498
Zotero has been great. I switched four years ago and never looked back. Plugin support is great- I have drag and drop support in my latex editor and fairly easy citation selection …
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Comment #19233101
This comes at a very important time, with measles outbreaks occuring around the world from Brooklyn to Japan. It is horrible because it puts at risk the lives of those who are too …
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Comment #18333014
A friend of mine showed me the chemRxiv paper and I realized that although I do research in protein biochemistry, it never occured to me that techniques other than NMR could be use…
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Comment #18127041
Depends who you ask... I saw David Grier ( http://physics.nyu.edu/grierlab/ ) give a talk in which he said that this kind of optical tweezers doesn't really count as a a tractor be…