Questions tagged [rigetti]

Rigetti Computing is a Berkeley, California-based developer of quantum integrated circuits used for quantum computers. The company also develops a cloud platform called Forest that enables programmers to write quantum algorithms. (Wikipedia)

Filter by
Sorted by
Tagged with
1 vote
1 answer
27 views

Rigetti "Timeout on client tcp://127.0.0.1:5555, method name quil_to_native_quil" error

I am trying to run a relatively large quantum circuit on Rigetti's Aspen-11. I have a reservation for later today, but I am getting an error when running the code. I know that if you use: ...
user avatar
  • 79
2 votes
1 answer
82 views

Qiskit unable to transpile the circuit for Rigetti Aspen M 1 on AWS

I am trying to run a Qiskit QAOA algorithm on AWS Rigetti Aspen M 1 Backend using qiskit braket provider. However qiskit is not able to properly transpile the circuit ...
user avatar
  • 21
1 vote
1 answer
76 views

How to create a qubit in an arbitrary state in PyQuil

In PyQuil, a qubit is initialised as $|0\rangle$ by default. Suppose, I want to initialise a qubit in an arbitrary state, say $\frac{1}{\sqrt{3}}|0\rangle+\sqrt{\frac{2}{3}}|1\rangle$. How to do this ...
user avatar
2 votes
0 answers
59 views

How to get the $T1$ specs for the Rigetti's quantum processor (Aspen 7)

I am trying to find the $T1$ coherence time for different qubits of Rigetti's quantum processor (Aspen 7) using Python. I tried using Specs() but encountered an ...
user avatar
2 votes
0 answers
56 views

Error during Forest openfermion installation

I tried installing Forest openfermion by pip install forestopenfermion and I got the following long error message (cut): ...
user avatar
3 votes
1 answer
203 views

Newbie Project: Calculate a Mersenne Prime with Quantum Computing

I am new to the quantum world and wondering the bounds of which the technology is at the current state of the art: specifically in computing prime numbers. I would like to, if possible, create a ...
user avatar
7 votes
1 answer
240 views

Status of software packages for quantum compiling

By "quantum compiling", what I mean is classical algorithms to solve the following problem: given a $SU(D)$ matrix $U$ (the goal) and a set of $SU(D)$ unitary matrices $V_1 \cdots V_N$ (the gates), ...
user avatar
7 votes
1 answer
292 views

How are Rigetti and IBM QX device parameters related to Kraus operators?

Rigetti reports the following parameters: (https://www.rigetti.com/qpu) T1, T2* times 1-qubit gate fidelity (F1q) 2-qubit gate fidelity (F2q) and, read-out fidelity (Fro) IBM QX reports the ...
user avatar
13 votes
3 answers
2k views

What are physically allowed CNOTs for Rigetti's 19 qubit chip and Google's 72 qubit BristleCone chip?

For each IBM quantum chip, one can write a dictionary mapping each control qubit j to a list of its physically allowed targets, assuming j is the control of a CNOT. For example, ...
user avatar
  • 679