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Q&A

Posts tagged quantum

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Q&A Difference between 'AWPP' and standard quantum physics

Quantum Computers are considered a more powerful type of computer than so called 'classical' computers. While a typical classical computer could be considered as a black box that can solve Polynomi...

0 answers  ·  posted 2y ago by Mithrandir24601‭

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Q&A How fast would strange matter conversion go?

Background: So this Kurzgesagt video talks about quark stars, and how two of them colliding could send strangelets flying towards Earth or the Sun. Now it's been said that since, theoretically (as...

1 answer  ·  posted 3y ago by Nierninwa‭  ·  last activity 2y ago by HDE 226868‭

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Q&A What would a hard boundary mean in physics on the quantum-mechanical level?

In this question I asked about the possibilities of what a boundary might be like, with emphasis on the storytelling. Now I'd like to investigate what a hard boundary would mean in quantum mechani...

1 answer  ·  posted 7y ago by JDługosz‭  ·  edited 2y ago by HDE 226868‭

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Q&A What if the Planck constant was exactly zero?

I was thinking of a parallel universe in which the Planck constant has an exact value of zero. How would this effect the physics of that universe and how would it effect the development of that un...

3 answers  ·  posted 7y ago by Anders Gustafson‭  ·  last activity 2y ago by HDE 226868‭

Question physics quantum
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Q&A Could there be something like the Higgs field which gives particles their energy in a similar way to how the Higgs boson gives particles their mass?

First of all, in no way do I have advanced knowledge of particle physics, quantum mechanics, or any other necessary scientific concept for a full understanding of this question. Secondly, this is p...

1 answer  ·  posted 3y ago by Aeroan‭  ·  last activity 2y ago by HDE 226868‭

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Q&A Could it be possible to quantum entangle particles on a mass scale?

So in the world I'm building, I'm considering to give one of my characters the ability to quantum entangle specific particles on demand. Now although for many years we thought quantum entanglement ...

3 answers  ·  posted 2y ago by Strivs‭  ·  last activity 2y ago by Strivs‭

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Q&A Harnessing energy directly from the sun via quantum tunneling

In the universe of my story, the Earth is ridden with metahumans with uncanny powers that do all sorts of different things. Of course, to do all this, they would require a tremendous amount of ener...

2 answers  ·  posted 2y ago by Strivs‭  ·  last activity 2y ago by Strivs‭

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Q&A Semi-FTL quantum communications

I'm trying to come up with idea's that have some plausibility of sending information FTL. So we can entangle particles together. When you measure them you influence them. If you measure one up the...

3 answers  ·  posted 2y ago by Demigan‭  ·  last activity 2y ago by Demigan‭

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Q&A Can a crystal grow or propagate faster than 'c'?

We have, perhaps, all experienced those 'heat' packs wherein a local disturbance causes a crystal structure to rapidly dissipate through the medium, releasing heat in the process. Nothing really 'm...

4 answers  ·  posted 3y ago by Justin Thyme the Second‭  ·  last activity 3y ago by Justin Thyme the Second‭

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Q&A Constructing a doomsday machine by manipulating the Higgs Field?

I've been working on a sci-fi series set about 1000 years in our future. The discovery of an alien threat leads the ruling government to conceive of a doomsday machine, which they hope will be so p...

3 answers  ·  posted 3y ago by Geroditus‭  ·  last activity 3y ago by Geroditus‭

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Q&A How could two alternate realities "blend" at a single point in space time?

From: https://en.wikipedia.org/wiki/Multiverse The multiverse (or meta-universe) is a hypothetical set of various possible universes including the universe which we live in. Together, these u...

10 answers  ·  posted 5y ago by Len‭  ·  last activity 3y ago by Len‭

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Q&A Anatomically Correct Quantum Slime

I recently came across a few examples of a "quantum slime" entity, namely from Starfinder and Slime Rancher, that has the ability to make copies of itself via quantum superposition, and then cause ...

1 answer  ·  posted 3y ago by Snowshard‭  ·  last activity 3y ago by Snowshard‭

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Q&A What would be the dangers of creating matter from nothing

Dear top secret science network, Humanity was visited by visitors from another universe altogether (one which doesn't obey our laws of physics) - the D'jini. A diplomatic convoy of them apperead o...

4 answers  ·  posted 3y ago by Lause‭  ·  last activity 3y ago by Lause‭

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Q&A Uses for quantum entangled particles?

We already have them. They are the future, and they are beautiful. Quantum Entangled Particles. One spins one way. The other, another way. Unobstructed they spin, in complete opposition to each oth...

3 answers  ·  posted 7y ago by Caleb Woodman‭  ·  last activity 3y ago by Caleb Woodman‭

Question engineering quantum
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Q&A How to "prove" a supernatural entity exists?

I know the innate contradiction present here: one cannot "prove" the supernatural exists, for a variety of reasons. But for the sake of argument I want you to consider this: A person is convinced...

5 answers  ·  posted 6y ago by bsideswiped‭  ·  last activity 3y ago by bsideswiped‭

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Q&A How feasible is this gravity-altering exotic matter I've conceived? Would it have any unforseen consequences?

Ok so I was thinking about a way to hypothetically have undiscovered elements with bizarre properties (for unobtainium purposes). And an idea hit me: replace nucleons with heavier but stable counte...

2 answers  ·  posted 3y ago by Locaq‭  ·  last activity 3y ago by Locaq‭

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Q&A What is the most plausible way to rule out string theory?

I writing a story about a physics student who has a difficult relationship with his estranged father, world famous physicist and strong proponent of string theory. As a revenge he wants to rule str...

3 answers  ·  posted 4y ago by veanlo‭  ·  last activity 4y ago by veanlo‭

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Q&A Could this programmable matter approach allow for scientifically plausible shapeshifting?

While I am aware that there have been a lot of posts about how shape-shifting could be possible, but I am asking if this type shape-shifting would work. Okay so fair warning, physics isn't my stro...

1 answer  ·  posted 4y ago by Amoeba‭  ·  last activity 4y ago by Amoeba‭

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Q&A As a time traveler, how would I see quantum randomness change history?

Suppose I have a time-traveling DeLorean (of all things), and I've used it to travel back to 1955. But then I ran out of juice. Fortunately, I just happen to know that a certain clock tower will be...

5 answers  ·  posted 6y ago by ognockocaten‭  ·  last activity 4y ago by ognockocaten‭

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Q&A Could I put a large city into geostationary orbit?

I want to put a circular city in geostationary orbit. The city will have a radius of 20Km. I was thinking of using quantum trapping/levitation to achieve this. Here's what quantum trapping is: ...

2 answers  ·  posted 4y ago by The Last Remnant‭  ·  last activity 4y ago by The Last Remnant‭

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Q&A Quantum Based AI getting around Isaac Asimov's "Three Laws of Robotics"

I am building a story where there is a rogue AI. However, that AI was under the governance of Isaac Asimov's Three Laws of Robotics: A robot may not injure a human being or, through inaction...

19 answers  ·  posted 6y ago by Jethro‭  ·  last activity 4y ago by Jethro‭

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Q&A Could a life form evolve a biological type of quantum computer?

I was thinking of a lifeforms that would have a brain more similar to that of a quantum computer than an ordinary brain. I was thinking the brain would use something similar to qubits that could be...

3 answers  ·  posted 6y ago by Anders Gustafson‭  ·  last activity 4y ago by Anders Gustafson‭

Question evolution quantum
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Q&A Can this FTL communication, based on quantum entanglement, work?

Editorial Note This is a canonocal question meant to cover all possible specific questions that fit the schema, as well as the fully general "Can quantum entanglement be used for FTL communication...

3 answers  ·  posted 6y ago by Mephistopheles‭  ·  last activity 4y ago by Mephistopheles‭

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Q&A Imitating the double body aspect of quantum entanglement with other tech"¦

I'm working on a scenario where one person can be at two places at the same time, kind of like a mirror version of themselves where the original person controls both bodies even though the two bodi...

2 answers  ·  posted 4y ago by Len‭  ·  last activity 4y ago by Len‭

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Q&A Can quantum spin be converted to macro systems?

I'm designing an FTL system for a new universe, and I'm trying to figure how 'plausible-sounding' this thought is. The idea is that space is tangled and twisted in twelve dimensions, so that dista...

1 answer  ·  posted 6y ago by Werrf‭  ·  last activity 6y ago by Werrf‭

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Q&A How small could an animal be before it is consciously aware of the effects of quantum mechanics?

The Megaphragma mymaripenne is the smallest animal with eyes, brain, wings, muscles, guts and genitals. If by some miracle it could be still shrinked, how much smaller could it get before it st...

12 answers  ·  posted 6y ago by Just Larry‭  ·  last activity 6y ago by Just Larry‭

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Q&A Does this SciFi plot about quantum singularity violate laws of physics?

I'm writing a science fiction, although I'm not from a physics background. A part of my plot is: In a futuristic Earth threatened by huge power demand and climate change, a scientist creates a qua...

4 answers  ·  posted 6y ago by Bagho‭  ·  last activity 6y ago by Bagho‭

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Q&A Could a universe with a reverse of the uncertainty principle be self consistent?

In a parallel universe the uncertainty in position and the uncertainty in momentum are directly related to each other. What kinds of effects would this have on the quantum mechanics of this univer...

2 answers  ·  posted 7y ago by Anders Gustafson‭  ·  last activity 7y ago by Anders Gustafson‭

Question physics quantum