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Performant on-chip spectrometers are important for advancing sensing technologies, from environmental monitoring to biomedical diagnostics. As device footprints approach the scale of the operating wavelength, previously strategies,…

Cooling down nanomechanical force probes is a generic strategy to enhance their sensitivities through the concomitant reduction of their thermal noise and mechanical damping rates. However, heat conduction mechanisms become less efficient…

We report on microwave optomechanics measurements performed on a nuclear adiabatic demagnetization cryostat, whose temperature is determined by accurate thermometry from below 500$~\mu$K to about 1$~$Kelvin. We describe a method for…

Mesoscale and Nanoscale Physics · Physics 2022-04-21 X. Zhou , D. Cattiaux , R. R. Gazizulin , A. Luck , O. Maillet , T. Crozes , J-F. Motte , O. Bourgeois , A. Fefferman , E. Collin

Absorption spectroscopy is widely used in sensing and astronomy to understand molecular compositions on microscopic to cosmological scales. However, typical dispersive spectroscopic techniques require multichannel detection, fundamentally…

Undoubtedly, one of the most significant advantages of luminescence thermometry is its ability to be used not only for spot temperature measurements but also for imaging temperature changes. Among the commonly proposed approaches,…

Applied Physics · Physics 2025-06-04 M. Szymczak , D. Szymanski , M. Piasecki , M. Brik , L. Marciniak

The temperature dependence of optical constants of titanium nitride thin film is investigated using spectroscopic ellipsometry between 1.4 to 5 eV in the temperature range 300 K to 650 K in steps of 50 K. The real and imaginary parts of the…

Materials Science · Physics 2016-11-26 S. Tripura Sundari , R. Ramaseshan , Feby Jose , S. Dash , A. K. Tyagi

In the Energy Frontier we suggest developing high rate (100 MHz) finely segmented forward calorimetry preradiators with time resolution <50 ps which will survive the first 1-2 Lint of incident high radiation doses, protecting forward…

Instrumentation and Detectors · Physics 2022-03-21 David R Winn , Yasar Onel

High-precision sensors are of fundamental importance in modern society and technology.Although numerous sensors have been developed, obtaining sensors with higher levels of sensitivity and stronger robustness has always been expected. Here,…

Quantum Physics · Physics 2025-02-12 Wenyuan Deng , Wei Zhu , Tian Chen , Houjun Sun , Xiangdong Zhang

We demonstrate a method to locally control the temperature of photonic crystal devices via micron-scale electrical heaters. The method is used to control the resonant frequency of InAs quantum dots strongly coupled to GaAs photonic crystal…

Optics · Physics 2009-04-28 Andrei Faraon , Jelena Vuckovic

The rising complexity of cutting-edge cryogenic systems is currently imposing challenging technical constraints to the monitoring of ultra-cold temperatures through standard commercially available sensors. Among different alternative…

Magnetic sensing is present in our everyday interactions with consumer electronics, and also demonstrates potential for measurement of extremely weak biomagnetic fields, such as those of the heart and brain. In this work, we leverage the…

Applied Physics · Physics 2019-11-26 Josh Javor , Alexander Stange , Corey Pollock , Nicholas Fuhr , David J. Bishop

We investigate thin film resistive thermometry based on metal-to-insulator-transition (niobium nitride) materials down to very low temperature. The variation of the NbN thermometer resistance have been calibrated versus temperature and…

A light-beam-assisted temperature-control system operating within a temperature range from 77 to 180 K is developed for investigating the absorption of electromagnetic waves by high-temperature superconductors in the vicinity of…

Superconductivity · Physics 2019-08-17 M. K. Aliev , G. R. Alimov , I. Kholbaev , T. M. Muminov , B. Olimov , B. Yu. Sokolov , R. R. Usmanov

A number of current approaches to quantum and neuromorphic computing use superconductors as the basis of their platform or as a measurement component, and will need to operate at cryogenic temperatures. Semiconductor systems are typically…

Controlling the temperature distribution inside catalytic fixed bed reactors is crucial for yield optimization and process stability. Yet, in situ temperature measurements with spatial and temporal resolution are still challenging. In this…

The interaction of photons and coherent quantum systems can be employed to detect electromagnetic radiation with remarkable sensitivity. We introduce a quantum radiometer based on the photon-induced-dephasing process of a superconducting…

Quantum Physics · Physics 2021-05-12 Zhixin Wang , Mingrui Xu , Xu Han , Wei Fu , Shruti Puri , S. M. Girvin , Hong X. Tang , S. Shankar , M. H. Devoret

This paper demonstrates the use of voltage noise thermometry, with a cross-correlation technique, as a dissipation-free method of thermometry inside a CMOS integrated circuit (IC). We show that this technique exhibits broad agreement with…

We consider mid-infrared (5 to 25 micrometers), optically cooled detectors based on a microcantilever sensor of the radiation pressure. A significant enhancement of sensitivity is achieved due the combination of low effective temperature…

Mesoscale and Nanoscale Physics · Physics 2009-12-22 Gennady P. Berman , Boris M. Chernobrod , Alan R. Bishop , Umar Mohideen

Thermoreflectance methods by picosecond pulse heating and by nanosecond pulse heating have been developed under the same geometrical configuration as the laser flash method by the National Metrology Institute of JAPAN, AIST. Using these…

Materials Science · Physics 2007-09-13 T. Baba , K. Ishikawa , T. Yagi , N. Taketoshi

Optical Network-on-Chip (ONoC) is an emerging technology considered as one of the key solutions for future generation on-chip interconnects. However, silicon photonic devices in ONoC are highly sensitive to temperature variation, which…

Emerging Technologies · Computer Science 2015-12-24 Hui Li , Alain Fourmigue , Sébastien Le Beux , Xavier Letartre , Ian O 'Connor , Gabriela Nicolescu
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