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/sci/ - Science & Math


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3190493 No.3190493 [Reply] [Original]

Do you think creating a real-life molecular assembler is possible?

>> No.3190509

Nope.

>> No.3190506

It may be possible, but how do know a copy of yourself with the same consciousness as you will come out of the other end? If your identity, or consciousness, is tied to your body, then hell no... your identity dissolves WITH your original atoms.

>> No.3190514
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3190514

<span class="math">\bf{:: Molecular Nanotechnology and Diamond Mechanosynthesis:}[/spoiler]
Nanofactory Collaboration: http://www.molecularassembler.com/
Eric Drexler vs Richard Smalley on Mechanosynthesis: http://www.kurzweilai.net/the-drexler-smalley-debate-on-molecular-assembly
Philip Moriarty (Researched using Si dimers as toggleable bits) discusses mechanosynthesis: http://nextbigfuture.com/2011/03/philip-moriarty-discusses.html
Pathway to Diamond-Based Molecular Manufacturing: http://www.molecularassembler.com/Papers/PathDiamMolMfg.htm
Nanotech-Based Terraforming of Mars: http://www.islandone.org/MMSG/9601-news.html#RTFToC53
The Nano Age: http://thenanoage.com/
Institute of Atomic Scale Engineering: http://www.iase.cc/index.htm
Robert Freitas' Work on Nanomedicine:
- http://www.rfreitas.com/
- Respirocytes: http://www.thenanoage.com/respirocytes.htm
http://www.foresight.org/Nanomedicine/Respirocytes.html
- Clottocytes: http://thenanoage.com/clottocytes.htm
- Microbivores: http://thenanoage.com/microbivores.htm
Nanotechnology and the Arrival of the Diamond Age: http://www.dse.nl/~hkl/e_nano1.htm
Nanoengineer-1: http://nanoengineer-1.net/mediawiki/index.php?title=Main_Page

>> No.3190518
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3190518

It's a Small, Small, Small, Small World (Complete overview of Nanotechnology): http://www.zyvex.com/nanotech/MITtecRvwSmlWrld/article.html
Steps Towards Molecular Manufacturing: http://www.n-a-n-o.com/nano/cda-news/cda-news.html
Foresight Institute vs Scientific American: http://www.foresight.org/SciAmDebate/SciAmOverview.html
<span class="math">\it{Books:}[/spoiler] Engines of Creation; Nanosystems: Molecular Machinery, Manufacturing and Computation; Unbounding the Future: The Nanotechnology Revolution; Nanomedicine
<span class="math">\it{Videos:}[/spoiler]
- Molecular Assembler: http://www.youtube.com/watch?v=Spr5PWiuRaY
- Molecular Sorting Pump: http://www.youtube.com/watch?v=TfuvLT4bbbA; http://nanoengineer-1.net/mediawiki/index.php?title=Sorting_Pump
Proof I'm actually all wrong: http://img202.imageshack.us/img202/158/1295996173518.png

>> No.3190520

On very, very tiny scales, yes. Because we already have those.

>> No.3190527

>>3190506
>your identity dissolves WITH your original atoms
Why?

Creating copies of living things would be a pretty messy business, I imagine, for many reasons. The question I'm mostly interested in is replicating small-to-medium-sized mechanical and electronic devices.

>> No.3190532
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3190532

>>3190506

An assembler is generally assumed, in serious contexts, to be a machine for printing machines and appliances and molecularly-assembled nanomaterials for construction. It's not meant to copy a person, then somehow set the molecules in motion.

Moreover, mechanosynthesis can't make proteins.

>then hell no... your identity dissolves WITH your original atoms.

... *sigh*

On average every two years all your cells have been replaced with new ones, and every decade, all your atoms, including those of "static" structures like the brain, have been replaced with new ones.

>> No.3190541

>>3190532

But not all at once. Go back to /tv/ and spoon abatap.

>> No.3190547

>>3190532
>mechanosynthesis can't make proteins
What's the issue with that?

>> No.3190571

>>3190527
As you can't copy the exact atoms of your old body (preservation of matter), you have to get those atoms from somewhere else, completely different atoms. If consciousness is tied to your original atoms, your consciousness will dissolve with you.
However, if consciousness is tied to the positioning within your brain, consciousness will go with you.

>> No.3190584

>>3190541

Most of them are, though; but you're clearly a troll.

>>3190547

Pure mechanosynthesis can't make living things, including copying people, if anyone's actually, honestly concerned about that.

>> No.3190644

>>3190584
>Pure mechanosynthesis can't make living things, including copying people
I understand the sort of problems that would make assembling a living creature very unlikely but what's there to prevent you from making "simple" proteins?

>> No.3190662
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3190662

>>3190644

It's a design constraint, mechanosynthesis as described by Drexler, Freitas, Merkle etc. only works on diamond surfaces, AFAIK.

Of course a combination of dry nanotech and biotech is not entirely in the realm of imagination, with which you could make proteins.

>> No.3190663

storing the data would be a problem

>> No.3190671

Nanomachines!

>> No.3190687

>>3190532
You are almost right, except for neurons.

>>3190571
You. Commit suicide.

>> No.3190702

>>3190571
please go back to school babby.

i'll quote the guy above you.
On average every two years all your cells have been replaced with new ones, and every decade, all your atoms, including those of "static" structures like the brain, have been replaced with new ones.

>> No.3190710

>>3190702
Oh consciousness, you so crazy.

>> No.3190714

>>3190663
bah a 1tb hard drive now costs $40.

I think storage won't be a problem when we get this thing going.

>> No.3190757

>>3190714
storing anything approaching macroscopic size would take many zettabytes of raw data
it would be like a huge 3D bitmap

one solution to fight this problem that I can imagine would be to create a sort of vector format for the manufactured shapes with local atom arrangements generated dynamically

>> No.3190832

>>3190757
i don't thick it would take that much storage to replicate a chip or organic organism.

its all patterns, and can be compressed by alot.
if you know the instructions to make one skin cell all you have to do is call that instuction x amount of times next to another cell. Or we could just follow how our bodies know where what cell goes where. What i'm getting at is that you don't need to know the exact position of every cell or atom in a person. You just need to know the connections in the brain and neurons or some shit, and then use a set or instructions for x amount of times.

chips and other easy patterns would be the same way. You'd store the instructions to create a part in it and then call on it when you need to put is somewhere (which is also a pattern).

>> No.3190843

>>3190832
think

>> No.3191409

Bump for probably the only interesting topic in the day.