Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [quantum-computing-models]

For questions on theoretical models of quantum computations. Such models may be realistically 'build' in real machines, but not necessarily.

4
votes
2answers
84 views

Quantum computing concepts

I am trying to develop a feel for quantum computing at a basic level. I would very much appreciate someone will take a look at the statement below and fix it, since I assume it needs fixing. “...
6
votes
4answers
151 views

Quantum Computing Journals

Can anyone give me a list of different research journals that has quantum computing articles that I can use.
7
votes
1answer
78 views

What good references would you recommend to understand the (continuous-variable) CV model of computation?

If you have good references about the CV model that are understandable from a computer science background, that would be great. If they include numerical examples, that would even be better.
4
votes
1answer
60 views

What is continuous quantum register and how it relates to qubits?

I would like to understand what is a continuous quantum register. I know the direct definition is a quantum register that stores a real number defined by an observable with a spectrum consisting of $\...
7
votes
3answers
214 views

Simplest algorithm for intuitively demonstrating quantum speed-up?

What's the simplest algorithm (like Deutsch's algorithm and Grover's Algorithm) for intuitively demonstrating quantum speed-up? And can this algorithm be explained intuitively? Ideally this would be ...
5
votes
2answers
64 views

Anyon alternatives in topological quantum computing

A topological quantum computer is a theoretical quantum computer that employs two-dimensional quasiparticles called anyons. -Wikipedia Are there other instances of topological quantum computing ...
3
votes
2answers
202 views

Chrononic Computing (Time Evolution Systems)

In a recent question about quantum speed-up @DaftWullie says: My research, for example, is very much about "how do we design Hamiltonians $H$ so that their time evolution $e^{-iHt_0}$ creates the ...
9
votes
1answer
108 views

Where can I find example circuits to learn from?

I'm relatively new to quantum computing and my goal is to learn how to implement algorithms that I read in papers. While I have found many circuit snippets I have yet to find a repository of examples ...
5
votes
3answers
346 views

Is it possible to simulate a quantum computer in Virtual Reality? If yes, how?

There have been a couple of simulations already made and I recently saw this high performance, hardware accelerated quantum computer simulator QCGPU and started to wonder about how to simulate quantum ...
6
votes
1answer
164 views

What are the fundamental differences between trapped ion quantum computers and other architectures?

There are many different ways to build quantum computers, such as superconducting qubits, quantum dots, and ion traps. What I would like to understand is why some universities and research ...
10
votes
1answer
335 views

What is the difference between quantum annealing and adiabatic quantum computation models?

From what I understood, there seems to be a difference between quantum annealing and adiabatic quantum computation models but the only thing I found on this subject implies some strange results (see ...
14
votes
2answers
463 views

In a Quantum Turing Machine, how is the decision to move along the memory tape made?

Let, for a Quantum Turing machine (QTM), the state set be $Q$, and the alphabet of symbols be $\sum=\{0,1\}$, which appear at the tape head. Then, as per my understanding, at any given time while the ...
14
votes
2answers
245 views

How do Topological Quantum Computers differ from others models of quantum computation?

I've heard the term Topological Quantum Computer a few times now and know that it is equivalent to quantum computers using circuits with respect to some polynomial-time reduction. However, it is ...
3
votes
1answer
76 views

Which theoretical models for quantum computing are polynomial-time equivalent? [duplicate]

There are different theoretical models for quantum computing like the circuit model or the model of adiabatic quantum computers. Between which of these models exist polynomial-time reductions? Note ...
10
votes
2answers
120 views

Who built the first quantum computer using at least two qubits?

In my previous question I asked who invented a quantum computer using qubits. As a follow-up to this question I want to ask who built the first quantum computer using at least two qubits. During my ...
28
votes
6answers
684 views

What are the methods of quantum computation?

It seems that quantum computing is often taken to mean the quantum circuit method of computation, where a register of qubits is acted on by a circuit of quantum gates and measured at the output (and ...