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Lounge => General Computers and Gaming => Topic started by: NejinOniwa on February 25, 2008, 01:56:17 PM

Title: Quantum Computing
Post by: NejinOniwa on February 25, 2008, 01:56:17 PM
I vaguely recall some horrifying memories of an animated TV series (stuffy 3d-ish crap) called Qubits some half decade ago, featuring some posh mecha crap. Just stole the name for the series and main character and didn't relate at all to computing. Lame.

Anyways - the concept of QC has long been thought of, but lately there's been some real fuzz about Spintronics (http://en.wikipedia.org/wiki/Spintronics) and other kinds of things related. So, /OSC/ - have YOU heard, thought or read anything about Quantum Computing lately? When's it coming commercial? How will it work?
Read up and away HERE (//en.wikipedia.org/wiki/Quantum_Computer).

Oh, and also,
ITT QUANTUM IS ALWAYS ON
Title: Quantum Computing
Post by: Smokey on February 25, 2008, 04:03:55 PM
Uhhm...Holy crap! that stuff is advanced..... how do people think of these things?
Title: Quantum Computing
Post by: NejinOniwa on February 25, 2008, 05:02:28 PM
Quantum Minds, I has it.
Title: Quantum Computing
Post by: Dr. Mario on February 26, 2008, 04:56:31 AM
Yeah, just imagine the CPU... The one that has regular transistor swapped for Quantum Transistors. O___O That system, if bought today, wouldn't need to be replaced until year 2050...
Title: Quantum Computing
Post by: NejinOniwa on February 26, 2008, 05:56:19 AM
OwO -W-
*flies off to dreamland*

But also, with spintronics you'd have the ability to boot up in an instant, since stuff loaded into the RAM STAYS loaded even when it's turned off. Pretty neat!
Title: Quantum Computing
Post by: Dr. Mario on February 26, 2008, 06:23:02 AM
True. But if we can't have the quantum-computing, we can still have a solution for those boggy hard drives. The solution would be either Magnetic RAM drive (like your dear old hard drive, only without platters.) and (/ or) magnetic XDR  (and DDR, of course..) for the processor (to resume your works without having to reboot all over again.) which is also a neat idea.
Title: Quantum Computing
Post by: Kiso on February 26, 2008, 07:39:55 AM
This isn't new to me... if you have seen any of the channels from the Discovery network you may have come accross with the topic before.

The potential for this technology is scientifically amazing. Network services like search engines would be the ones that will benefit the most, and that if somebody does not build a quantum computer to create a super calculator that allows you to solve mathematical expressions down to the point of bringing variable answers to the same expression. It is also told that quantum comps may be able to store much more data in the same amount of place used by conventional systems.

If I had a QC with an OS like Linux, Windows, Mac or whatever... I'd pretty much be hacking onto government comps and try to find out whether aliens exist at all or not. Oh and sneak in on nay other secrets that they may have... like weapons and whatever.
Title: Quantum Computing
Post by: Smokey on February 26, 2008, 09:38:31 AM
Quote from: "Dr. Mario"True. But if we can't have the quantum-computing, we can still have a solution for those boggy hard drives. The solution would be either Magnetic RAM drive (like your dear old hard drive, only without platters.) and (/ or) magnetic XDR  (and DDR, of course..) for the processor (to resume your works without having to reboot all over again.) which is also a neat idea.

How's 'bout them apples??

http://en.wikipedia.org/wiki/Holographic_Versatile_Disc

And they're working on media based on proteïns, wich can hold even more...
Title: Quantum Computing
Post by: NejinOniwa on February 26, 2008, 12:14:19 PM
QuoteHow's 'bout them apples??

http://en.wikipedia.org/wiki/Holographic_Versatile_Disc
Holo is pretty cool, eh kills aleins and dosnt afraid of anything

MEME BENDERRRRR >w<

And protein storage media isn't unheard of for me either - however due to the proteins' naturally complex structure there are thousands of ways to fuck them up, and I dunno if they'd be that easy to keep safe...
Title: Quantum Computing
Post by: Smokey on February 26, 2008, 12:39:15 PM
Quote from: "NejinOniwa"
And protein storage media isn't unheard of for me either - however due to the proteins' naturally complex structure there are thousands of ways to f*** them up, and I dunno if they'd be that easy to keep safe...

yeah there are issues but I didn't read the whole article, because I got sidetracked by an article about anti-matter because holo-storage sounded trek-ish.... (I wonder what technology you'd get if you mix computers and anti-matter)  ;010

Added after 2 minutes:

I've also been thinking of connecting humans with a Processor and an external link-port (Think GITS)
Title: Quantum Computing
Post by: Bella on February 26, 2008, 04:30:46 PM
Wow, this stuff is really amazing. It just, boggles the mind to think about it. It goes to show that, as sophisticated as we all would like to think our computers are, in about 30 or 40 years we're going to look back and say "remember that old computer I used to have? It actually had a hard drive! Imagine that...hahaha!"

At any rate, I'm an enthusiast of historical computers, so I'll take my magnetic core memory, thank you very much! :P
Title: Quantum Computing
Post by: Smokey on February 26, 2008, 05:26:10 PM
Quote from: "Bella"Wow, this stuff is really amazing. It just, boggles the mind to think about it. It goes to show that, as sophisticated as we all would like to think our computers are, in about 30 or 40 years we're going to look back and say "remember that old computer I used to have? It actually had a hard drive! Imagine that...hahaha!"

At any rate, I'm an enthusiast of historical computers, so I'll take my magnetic core memory, thank you very much! :P

Hang on the Pre-Pentium race of PC's are the real computers here...they actually required skills to build and run...I love them ;010
Title: Quantum Computing
Post by: Dr. Mario on February 27, 2008, 10:12:11 AM
Like Tandy 1000's! ^___^ The grandpappy of Athlon 64 and Core 2 PCs! (Yeah, my Tandy has Intel 8088, 4.7MHz)


Now you mention HVDs. What if you use X-ray laser to actually write and read them? That's a lot of data. Givin' you a idea how big the storage would it be:
a Blu-ray Disc written by 7-nanometer X-ray laser would be able to store up to - yes... - 6 Terabytes.

So, a HVD using 405nm laser would be able to hold 1 TB,
if you switch the laser with 7nm one, you would be able to... possibly... hold 152 Terabytes.

Imagine this. '_______'
Title: Quantum Computing
Post by: Smokey on February 27, 2008, 10:30:17 AM
Yeah... It will get there, eventually. because a couple of years ago storing 1GB on a single device was cutting edge...And some time before that people were blown away by the megabyte.... But did you know that a pic of a clumsy girl with a huge weapon can get pretty distracting?:D
Title: Quantum Computing
Post by: Dr. Mario on February 27, 2008, 11:08:55 AM
True.
Title: Quantum Computing
Post by: NejinOniwa on February 27, 2008, 12:56:19 PM
QuoteLike Tandy 1000's! ^___^ The grandpappy of Athlon 64 and Core 2 PCs! (Yeah, my Tandy has Intel 8088, 4.7MHz)


Now you mention HVDs. What if you use X-ray laser to actually write and read them? That's a lot of data. Givin' you a idea how big the storage would it be:
a Blu-ray Disc written by 7-nanometer X-ray laser would be able to store up to - yes... - 6 Terabytes.

So, a HVD using 405nm laser would be able to hold 1 TB,
if you switch the laser with 7nm one, you would be able to... possibly... hold 152 Terabytes.

Imagine this. '_______'

That's pretty much the concept of the whole 3-d storage, isn't it?
Title: Quantum Computing
Post by: Dr. Mario on February 28, 2008, 09:41:12 AM
Yes. (but the X-ray Holographic storage is enough to scare those IBM scientists, Seagate included.)
Title: Quantum Computing
Post by: Smokey on February 28, 2008, 09:57:41 AM
It doesn't scare the scientists, it scares the Financial Department, cuz that sort of stuff is a good way to loose tens of thousands of dollars...
Title: Quantum Computing
Post by: Dr. Mario on February 28, 2008, 11:01:17 AM
Yes. And, making the X-ray laser diode is also very difficult (and, if done the metal mixture wrong, it's a waste of money.)
Title: Quantum Computing
Post by: Smokey on March 02, 2008, 04:12:55 PM
Well scientists don't loose money on bodged experiments, they just claim that "they now have aquired valuable knowledge otherwise impossible to aquire"...:D
Title: Quantum Computing
Post by: Dr. Mario on March 02, 2008, 05:17:54 PM
You got a point.
Title: Quantum Computing
Post by: Dr. Mario on March 30, 2008, 01:22:36 AM
Yeaaa. What a waste of mind. (And it would be easier to share than just proclaiming it "mine! mine!" - but oh well, they overuse the patent systems. It was also why GPL / GNU was introduced, for some reason.)
Title: "Qutrit breakthrough brings quantum computers closer"
Post by: Robert on April 05, 2008, 07:53:30 PM
http://arxivblog.com/?p=346
Title: Quantum Computing
Post by: Smokey on April 05, 2008, 08:39:30 PM
O_O...
Wow, nice... ;010
Title: Quantum Computing
Post by: NejinOniwa on April 06, 2008, 11:25:14 AM
NOW YOU'RE THINKING WITH QUANTUMS
Title: Quantum Computing
Post by: Smokey on May 26, 2008, 08:51:49 PM
Well, this topic has sure died off...
Maybe that's because quantum physics/mechanics is a more active science?

*finds a black deskchair, a white cat, a grey suit, shaves his head and waits in the chair, gently stroking the cat, waiting for Nej*
Title: Quantum Computing
Post by: NejinOniwa on May 29, 2008, 02:28:45 AM
*is sitting on throne, in suspiciously evil outfit, crossed legs, gently stroking the Smokey's head*
>_>

Well, not exactly quantums, but the Memristors (http://en.wikipedia.org/wiki/Memristor) are something in the same area of usage...
Title: Quantum Computing
Post by: Smokey on May 29, 2008, 06:59:56 AM
This is interesting...
This may lead to non-moving non-volatile memory, and if it will eliminate, sorry succeed the DVD/BR along with the HDD, the only moving parts in a PC will be the fans (and rats, roaches, flies etc.)... :D
Title: Quantum Computing
Post by: Kami-Tux on May 29, 2008, 07:39:02 AM
@Smokey: Don't forget the Tuxen!


I think the biggest issue with Quantum computing would be to learn completely new paradigms in programming. I read something about that topic in a German magazine but my memory is letting me down on what these were.
Title: Quantum Computing
Post by: Smokey on May 29, 2008, 07:58:58 AM
Oh, gawd, yeah... Normal programming logic would fail miserably in that field.....

*thinks*

I dont know if i would like that...
Title: Quantum Computing
Post by: NejinOniwa on May 29, 2008, 03:55:48 PM
Quantum Computer + Digitalized Brain -> SUPREME CORE AI
Fuuuck yeah.
Title: Quantum Computing
Post by: Smokey on May 29, 2008, 05:09:19 PM
Multiplay on a whole new level... :D
Title: Quantum Computing
Post by: Dr. Mario on August 04, 2008, 01:30:21 AM
Agreed. At this point, the good old Assembly language would be useless - but I suspect the C++ language would be still usable because it present the quantum CPU circuitry with the choices and logistics.
Title: quantum communication news
Post by: Robert on August 04, 2008, 01:20:43 PM
http://viterbi.usc.edu/news/news/2008/viterbi-algorithm-goes.htm
Title: Quantum Computing
Post by: Dr. Mario on August 04, 2008, 07:00:22 PM
Interesting. And I was wondering what if the quantum CPU was made with x86 processing circuitry model...
Title: Quantum Computing
Post by: Blast on October 21, 2008, 10:06:34 AM
I don't think they ever got the quantum gates to workâ€"the computer worked, apparently, but as I heard it didn't use the gates in the way intended.

in b4 terminator reference
Title: Quantum Computing
Post by: Dr. Mario on February 20, 2009, 01:27:28 AM
My suspicion is, they may not have used HkMG (High-Dielectric Metal Gate) which cause the quantum transistor to fail horribly (due to Gate voltage leakage) - have they made it with HkMG, it might have worked.