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Short-depth circuits for Dicke state preparation
We present short-depth quantum circuits to deterministically prepare any Dicke state
\left|D_k^n\right⟩, which is the equal-amplitude superposition of all n-qubit computational …
\left|D_k^n\right⟩, which is the equal-amplitude superposition of all n-qubit computational …
Tight bounds on the simultaneous estimation of incompatible parameters
The estimation of multiple parameters in quantum metrology is important for a vast array of
applications in quantum information processing. However, the unattainability of fundamental …
applications in quantum information processing. However, the unattainability of fundamental …
A divide-and-conquer approach to Dicke state preparation
We present a divide-and-conquer approach to deterministically prepare Dicke states (ie,
equal-weight superpositions of all-qubit states with Hamming weight) on quantum …
equal-weight superpositions of all-qubit states with Hamming weight) on quantum …
A family of permutationally invariant quantum codes
We construct a new family of permutationally invariant codes that correct $ t $ Pauli errors for
any $ t\ge 1$. We also show that codes in the new family correct quantum deletion errors as …
any $ t\ge 1$. We also show that codes in the new family correct quantum deletion errors as …
Robust quantum metrology with explicit symmetric states
Quantum metrology is a promising practical use case for quantum technologies, where
physical quantities can be measured with unprecedented precision. In lieu of quantum error …
physical quantities can be measured with unprecedented precision. In lieu of quantum error …
State preparation of antisymmetrized geminal power on a quantum computer without number projection
The antisymmetrized geminal power (AGP) is equivalent to the number projected Bardeen–
Cooper–Schrieffer (PBCS) wave function. It is also an elementary symmetric polynomial …
Cooper–Schrieffer (PBCS) wave function. It is also an elementary symmetric polynomial …
q-analog qudit Dicke states
q-analog qudit Dicke states Page 1 Journal of Physics A: Mathematical and Theoretical
PAPER • OPEN ACCESS q-analog qudit Dicke states To cite this article: David Raveh and …
PAPER • OPEN ACCESS q-analog qudit Dicke states To cite this article: David Raveh and …
Permutation-invariant quantum coding for quantum deletion channels
Quantum deletions, which are harder to correct than erasure errors, occur in many realistic
settings. It is therefore pertinent to develop quantum coding schemes for quantum deletion …
settings. It is therefore pertinent to develop quantum coding schemes for quantum deletion …
Qudit Dicke state preparation
Qudit Dicke states are higher-dimensional analogues of an important class of highly-
entangled completely symmetric quantum states known as (qubit) Dicke states. A circuit for …
entangled completely symmetric quantum states known as (qubit) Dicke states. A circuit for …
Permutation-invariant quantum codes for deletion errors
This paper presents conditions for constructing permutation-invariant quantum codes for
deletion errors and provides a method for constructing them. Our codes include examples of …
deletion errors and provides a method for constructing them. Our codes include examples of …