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Inertial sensors based on cold atom interferometry exhibit many interesting features for applications related to inertial navigation, particularly in terms of sensitivity and long-term stability. However, at present the typical atom…

We report on a non-interacting technique for thermal characterization of fluids based on surface plasmon resonance interrogation. Using liquid volumes less than 20 micro liters we have determined the materials' thermo-optic coefficients…

Optics · Physics 2015-05-20 Lawrence Davis , Miriam Deutsch

A novel low temperature bolometric method has been devised and implemented for high-precision measurements of the microwave surface resistance of small single-crystal platelet samples having very low absorption, as a continuous function of…

Bolometers have proven to be very good detectors to search for rare processes thanks to their excellent energy resolution and their low intrinsic background. Further active background rejection can be obtained by the simultaneous readout of…

Resistance thermometry provides a time-tested method for taking temperature measurements. However, fundamental limits to resistance-based approaches has produced considerable interest in developing photonic temperature sensors to leverage…

Optics · Physics 2015-08-06 Haitan Xu , Mohammad Hafezi , J. Fan , J. M. Taylor , G. F. Strouse , Zeeshan Ahmed

We consider a far infrared (terahertz), room-temperature detector based on a microcantilever sensor of the radiation pressure. This system has a significantly higher sensitivity than existing uncooled detectors in the far infrared…

Instrumentation and Detectors · Physics 2007-05-23 Gennady P. Berman , Boris M. Chernobrod , Alan R. Bishop , Vyacheslav N. Gorshkov

We demonstrate millikelvin thermometry of laser cooled trapped ions with high-resolution imaging. This equilibrium approach is independent of the cooling dynamics and has lower systematic error than Doppler thermometry, with \pm5 mK…

Quantum Physics · Physics 2011-06-10 B. G. Norton , E. W. Streed , M. J. Petrasiunas , A. Jechow , D. Kielpinski

We report the design and test results of a beam monitor developed for online monitoring in hadron therapy. The beam monitor uses eight silicon pixel sensors, \textit{Topmetal-${II}^-$}, as the anode array. \textit{Topmetal-${II}^-$} is a…

Instrumentation and Detectors · Physics 2017-01-20 Zhen Wang , Shuguang Zou , Yan Fan , Jun Liu , Xiangming Sun , Dong Wang , Huili Kang , Daming Sun , Ping Yang , Hua Pei , Guangming Huang , Nu Xu , Chaosong Gao , Le Xiao

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

Cooled infrared detectors with high sensitivity and high performance are widely applied in many fields. However, environmental disturbances such as intense light may cause a decline in their performance and even lead to permanent damage. In…

Applied Physics · Physics 2025-04-01 Zi-Yi Zhang , Chen-Wu Wu

We study a problem of distributed detection of a stationary point event in a large extent wireless sensor network ($\wsn$), where the event influences the observations of the sensors only in the vicinity of where it occurs. An event occurs…

Applications · Statistics 2011-07-19 Premkumar Karumbu , Anurag Kumar , Joy Kuri

The baseline energy-resolution performance for the current generation of large-mass, low-temperature calorimeters (utilizing TES and NTD sensor technologies) is $>2$ orders of magnitude worse than theoretical predictions. A detailed study…

Instrumentation and Methods for Astrophysics · Physics 2015-03-13 Matt Pyle , Enectali Figueroa-Feliciano , Bernard Sadoulet

Temperature coefficient of resistance (TCR) of a bolometer can be tuned by modifying the thermal conductance of an absorbing materials since they sense radiations via the temperature change in the absorber. However, the thermal conductance…

Applied Physics · Physics 2024-06-13 Saba M. Khan , Jyoti Saini , Anirban Kundu , Renu Rani , Kiran S. Hazra

The reliable measurement and accurate control of the temperature within nanophotonic devices is a key prerequisite for their application in both classical and quantum technologies. Established approaches use sensors that are attached in…

Quantum Physics · Physics 2025-02-19 Kilian Sandholzer , Stephan Rinner , Justus Edelmann , Andreas Reiserer

Event-based sensors detect only changes in brightness across a scene, with each pixel producing an asynchronous stream of spatial-temporal data, rather than recording frames of overall illumination such as a traditional frame-based sensor.…

Instrumentation and Methods for Astrophysics · Physics 2025-04-10 Monique Cockram , Noelia Martinez Rey

Scintillating, cryogenic bolometers are widely used in the field of rare event searches. Their main advantages are an excellent energy resolution and particle identification on an event-by-event basis. The sensitivity of experiments…

Rapid advances in deep learning for computer vision have driven the adoption of RGB camera-based adaptive traffic light systems to improve traffic safety and pedestrian comfort. However, these systems often overlook the needs of people with…

Computer Vision and Pattern Recognition · Computer Science 2025-05-15 Xiao Ni , Carsten Kuehnel , Xiaoyi Jiang

We report the performance of two prototype TeO2 macrobolometers, operated at ~25 mK, able to identify events due to energy deposited at the detector surface. This capability is obtained by thermally coupling thin Ge active layers to the…

Nuclear Experiment · Physics 2009-11-25 Luca Foggetta , Andrea Giuliani , Claudia Nones , Marisa Pedretti , Samuele Sangiorgio
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