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Related papers: Towards quantitative small-scale thermal imaging

200 papers

The thermal transport community is increasingly interested in rigorous uncertainty quantification (UQ) of their measurements. In this work, we argue that Bayesian parameter estimation (BPE) represents a powerful framework for both…

Materials Science · Physics 2025-12-17 Jeremy Drew , Shravan Godse , Yuxing Liang , Abhishek Pathak , Jonathan A. Malen , Rachel C. Kurchin

Quantum measurements are not deterministic. For this reason quantum measurements are repeated for a number of shots on identically prepared systems. The uncertainty in each measurement depends on the number of shots and the expected outcome…

Quantum Physics · Physics 2025-03-12 Pieter Thijs Eendebak

The reduction of the thermal conductivity in nanostructures opens up the possibility of exploiting for thermoelectric purposes also materials such as silicon, which are cheap, available and sustainable but with a high thermal conductivity…

Mesoscale and Nanoscale Physics · Physics 2018-02-14 G. Pennelli , E. Dimaggio , M. Macucci

We report temperature measurements using a transmon qubit by detecting the population of its first three energy levels, after applying a sequence of $\pi$-pulses and performing projective dispersive readout. We measure the effective…

This paper presents the measurement problem from the point of view of the thermal interpretation of quantum physics introduced in Part II. The measurement of a Hermitian quantity $A$ is regarded as giving an uncertain value approximating…

Quantum Physics · Physics 2019-04-25 Arnold Neumaier

Using a two-level moving probe, we address the temperature estimation of a static thermal bath modeled by a massless scalar field prepared in a thermal state. Different couplings of the probe to the field are discussed under various…

Quantum Physics · Physics 2023-01-10 Hossein Rangani Jahromi , Samira Ebrahimi Asl Mamaghani , Rosario Lo Franco

Accurate temperature measurements are essential for the proper monitoring and control of industrial furnaces. However, measurement uncertainty is a risk for such a critical parameter. Certain instrumental and environmental errors must be…

Signal Processing · Electrical Eng. & Systems 2022-01-12 Iñigo Martinez , Urtzi Otamendi , Igor G. Olaizola , Roger Solsona , Mikel Maiza , Elisabeth Viles , Arturo Fernandez , Ignacio Arzua

Thermal equilibrium states are exponentially hard to distinguish at very low temperatures, making equilibrium quantum thermometry in this regime a formidable task. We present a thermometric scheme that circumvents this limitation, by using…

Quantum Physics · Physics 2021-10-07 Ivan Henao , Karen V. Hovhannisyan , Raam Uzdin

The measurement of temperature with nanoscale spatial resolution is an emerging new technology and it has important impact in various fields. An ideal nanothermometer should not only be accurate, but also applicable over a wide temperature…

Mesoscale and Nanoscale Physics · Physics 2018-11-14 Liselotte Jauffred

We have used two types of thermometry to study thermal fluctuations in a microcantilever-based system below 1 K. We measured the temperature of a cantilever's macroscopic degree-of-freedom (via the Brownian motion of its lowest flexural…

Other Condensed Matter · Physics 2009-11-13 A. C. Bleszynski Jayich , W. E. Shanks , J. G. E. Harris

Quantum physics emerge and develop as temperature is reduced. Although mesoscopic electrical circuits constitute an outstanding platform to explore quantum behavior, the challenge in cooling the electrons impedes their potential. The strong…

Mesoscale and Nanoscale Physics · Physics 2016-10-13 Z. Iftikhar , A. Anthore , S. Jezouin , F. D. Parmentier , Y. Jin , A. Cavanna , A. Ouerghi , U. Gennser , F. Pierre

The precise measurement of temperature is crucial in various fields such as biology, medicine, industrial automation, energy management, and daily life applications. While in most scenarios, sensors with a fixed thermal conductivity…

Applied Physics · Physics 2024-01-09 Haohan Tan , Haoyang Cai , Peng Jin , Jiping Huang

Precise temperature measurements on systems of few ultracold atoms is of paramount importance in quantum technologies, but can be very resource-intensive. Here, we put forward an adaptive Bayesian framework that substantially boosts the…

Quantifying the temperature of microdevices is critical for probing nanoscale energy transport.Such quantification is often accomplished by integrating resistance thermometers into microdevices. However, such thermometers frequently become…

Mesoscale and Nanoscale Physics · Physics 2021-05-05 Amin Reihani , Shen Yan , Yuxuan Luan , Rohith Mittapally , Edgar Meyhofer , Pramod Reddy

A calorimetric measurement has recently been proposed as a promising technique to measure thermodynamic quantities in a dissipative superconducting qubit. These measurements rely on the fact that the system is projected into energy…

Quantum Physics · Physics 2016-12-28 Rui Sampaio , Samu Suomela , Tapio Ala-Nissila

We propose a quantum information based scheme to reduce the temperature of quantum many-body systems, and access regimes beyond the current capability of conventional cooling techniques. We show that collective measurements on multiple…

Accurate thermal modeling of Terminal Test Masses (TTMs) is crucial for optimizing the sensitivity of gravitational wave interferometers like Virgo. In fact, in such gravitational wave detectors even minimal laser power absorption can…

The Unruh effect, predicting a thermal reservoir for accelerating systems, calls for a more refined understanding of measurement processes involving quantum systems as thermometers. Conventional models fail to account for the inherent…

Quantum Physics · Physics 2025-02-26 M. Cardi , P. Solinas , N. Zanghì

A differential, membrane-based nanocalorimeter for general specific heat studies of very small samples, ranging from 0.5 mg to sub-{\mu}g in mass, is described. The calorimeter operates over the temperature range from above room temperature…

Instrumentation and Detectors · Physics 2012-08-20 S. Tagliati , V. M. Krasnov , A. Rydh

Quantum measurement is physically realized through a finite dynamical interaction between a system and a measuring apparatus, giving rise to a continuous transition from weak to strong regimes. While this crossover is well understood under…

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