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Multiparameter critical quantum metrology with impurity probes
Multiparameter critical quantum metrology with impurity probes - IOPscience Skip to content
IOP Science home Accessibility Help Search Journals Journals list Browse more than 100 …
IOP Science home Accessibility Help Search Journals Journals list Browse more than 100 …
Quantum Metrology in the Noisy Intermediate‐Scale Quantum Era
Quantum metrology pursues the physical realization of higher‐precision measurements to
physical quantities than the classically achievable limit by exploiting quantum features, such …
physical quantities than the classically achievable limit by exploiting quantum features, such …
Multispin probes for thermometry in the strong-coupling regime
We study the sensitivity of thermometric probes that are composed of N spins coupled to a
sample prepared at temperature T. Our analysis extends beyond the weak-coupling limit into …
sample prepared at temperature T. Our analysis extends beyond the weak-coupling limit into …
Thermometry of strongly correlated fermionic quantum systems using impurity probes
We study quantum-impurity models as a platform for quantum thermometry. A single
quantum spin-1 2 impurity is coupled to an explicit, structured, fermionic thermal sample …
quantum spin-1 2 impurity is coupled to an explicit, structured, fermionic thermal sample …
Non-Markovian enhancement of nonequilibrium quantum thermometry
Accurate measurement at low temperatures is essential for both gaining a fundamental
understanding of physical processes and develo** technological applications. In this …
understanding of physical processes and develo** technological applications. In this …
Global quantum thermometry
A paradigm shift in quantum thermometry is proposed. To date, thermometry has relied on
local estimation, which is useful to reduce statistical fluctuations once the temperature is very …
local estimation, which is useful to reduce statistical fluctuations once the temperature is very …
Quantum metrology and sensing with many-body systems
The main power of quantum sensors is achieved when the probe is composed of several
particles. In this situation, quantum features such as entanglement contribute in enhancing …
particles. In this situation, quantum features such as entanglement contribute in enhancing …
Harnessing coherence generation for precision single-and two-qubit quantum thermometry
Quantum probes, such as single-and two-qubit probes, can accurately measure the
temperature of a bosonic bath. The current investigation assesses the precision of the …
temperature of a bosonic bath. The current investigation assesses the precision of the …
Optimal probes for global quantum thermometry
Quantum thermodynamics has emerged as a separate sub-discipline, revising the concepts
and laws of thermodynamics, at the quantum scale. In particular, there has been a disruptive …
and laws of thermodynamics, at the quantum scale. In particular, there has been a disruptive …
Bayesian estimation for collisional thermometry
Quantum thermometry exploits the high level of control in coherent devices to offer
enhanced precision for temperature estimation. This highlights the need for constructing …
enhanced precision for temperature estimation. This highlights the need for constructing …