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In this work we investigate the potential of a thermal infrared (IR) space telescope to remotely characterize the component temperatures of a satellite. With the rapid increase in the number of objects launched in recent years, the ability…

Instrumentation and Methods for Astrophysics · Physics 2025-11-18 Stephen Catsamas , Sarah Caddy , Michele Trenti , Benjamin Metha , Simon Barraclough , Robert Mearns , Airlie Chapman , Rachel Webster

Accurate temperature measurement at the nanoscale is crucial for thermal management in next-generation microelectronic devices. Existing optical and scanning-probe thermometry techniques face limitations in spatial resolution, accuracy, or…

A theoretical proposal that Coulomb-coupled quantum dots can be used as quantum probes to determine the temperature of a sample (i.e., an electronic reservoir) is proposed. Through the regulation of the positive or negative voltage bias in…

Mesoscale and Nanoscale Physics · Physics 2019-08-13 Yanchao Zhang , Jincan Chen

Measuring temperature fields in semi-transparent media requires the knowledge of material thermo-optic properties. While the current techniques are well established for isothermal thin films, they remain unexplored for thick media where…

Applied Physics · Physics 2025-05-02 Jordan Letessier , Abel Netter , Jérémie Maire , Stéphane Chevalier

The paper describes a dataset that was collected by infrared thermography, which is a non-contact, non-intrusive technique to collect data and analyze the built environment in various aspects. While most studies focus on the city and…

Computer Vision and Pattern Recognition · Computer Science 2023-12-13 Subin Lin , Vasantha Ramani , Miguel Martin , Pandarasamy Arjunan , Adrian Chong , Filip Biljecki , Marcel Ignatius , Kameshwar Poolla , Clayton Miller

Facial landmark tracking for thermal images requires tracking certain important regions of subjects' faces, using images from thermal images, which omit lighting and shading, but show the temperatures of their subjects. The fluctuations of…

Computer Vision and Pattern Recognition · Computer Science 2023-11-15 James Baker

A machine-learning non-contact method to determine the temperature of a laser gain medium via its laser emission with a trained few-layer neural net model is presented. The training of the feed-forward Neural Network (NN) enables the…

Optics · Physics 2024-10-31 Jakob Mannstadt , Arash Rahimi-Iman

Two-color (2C) pyrometry has long been used for flame temperature and soot concentration studies and is now becoming more widely used to measure surface temperatures of burning materials. With the obvious advantage of being a contact-free…

Applied Physics · Physics 2022-03-21 Tanja Pelzmann , Fabien Dupont , Benjamin Sauté , Étienne Robert

The need for remote tools for healthcare monitoring has never been more apparent. Camera measurement of vital signs leverages imaging devices to compute physiological changes by analyzing images of the human body. Building on advances in…

Computer Vision and Pattern Recognition · Computer Science 2021-11-24 Daniel McDuff

We present a roadmap to a deployable, intrinsically calibrated thermometer with long-term accuracy of 30 mK, exceeding existing on-orbit resistance-based thermometers. Our quantum blackbody thermometer is based on measuring fluorescence…

Heart rate (HR) is an essential clinical measure for the assessment of cardiorespiratory instability. Since communities of color are disproportionately affected by both COVID-19 and cardiovascular disease, there is a pressing need to deploy…

Image and Video Processing · Electrical Eng. & Systems 2020-12-10 Pradyumna Chari , Krish Kabra , Doruk Karinca , Soumyarup Lahiri , Diplav Srivastava , Kimaya Kulkarni , Tianyuan Chen , Maxime Cannesson , Laleh Jalilian , Achuta Kadambi

All optical nanothermometry has become a powerful, noninvasive tool for measuring nanoscale temperatures in applications ranging from medicine to nanooptics and solid-state nanodevices. The key features of any candidate nanothermometer are…

Anti-Stokes photoluminescence of metal nanoparticles, in which emitted photons have a higher energy than the incident photons, is an indicator of the temperature prevalent within a nanoparticle. Previous work has shown how to extract the…

Optics · Physics 2020-08-21 Thomas Jollans , Martín Caldarola , Yonatan Sivan , Michel Orrit

We have designed and implemented a straightforward method to deterministically measure the temperature of the selected segment of a cold atom ensemble, and we have also developed an upgrade in the form of nondestructive thermometry. The…

Atomic Physics · Physics 2020-08-19 Xin Wang , Yuan Sun , Hua-Dong Cheng , Jin-Yin Wan , Yan-Ling Meng , Ling Xiao , Liang Liu

In this article, a general model for 1D thermal wave interference is derived for multi-layered coating systems on a thermally thick substrate using the same principles as for the well established one-layered and two-layered coating cases.…

Numerical Analysis · Mathematics 2023-01-25 Dimitri Rothermel , Thomas Schuster

Maintaining social distancing norms between humans has become an indispensable precaution to slow down the transmission of COVID-19. We present a novel method to automatically detect pairs of humans in a crowded scenario who are not…

Robotics · Computer Science 2020-08-25 Adarsh Jagan Sathyamoorthy , Utsav Patel , Yash Ajay Savle , Moumita Paul , Dinesh Manocha

Monitoring indoor activities of daily living (ADLs) of a person is neither an easy nor an accurate process. It is subjected to dependency on sensor type, power supply stability, and connectivity stability without mentioning artifacts…

Computer Vision and Pattern Recognition · Computer Science 2021-09-20 Hassan M. Ahmed , Bessam Abdulrazak

Hand hygiene has long been promoted as the most effective way to prevent the transmission of infection. However, due to the low compliance and quality of hand hygiene reported in previous studies, constant monitoring of healthcare workers'…

Human-Computer Interaction · Computer Science 2023-02-07 Chaofan Wang , Weiwei Jiang , Kangning Yang , Zhanna Sarsenbayeva , Benjamin Tag , Tilman Dingler , Jorge Goncalves , Vassilis Kostakos

In this study, we propose a non-contact thermal presentation method using airborne ultrasound. We generate strong sound field directly on the human skin and present a perceivable temperature rise. The proposed method enables simultaneous…

Human-Computer Interaction · Computer Science 2024-11-11 Sota Iwabuchi , Ryoya Onishi , Shun Suzuki , Takaaki Kamigaki , Yasutoshi Makino , Hiroyuki Shinoda

Blood oxygen saturation (SpO$_2$) is an important indicator for pulmonary and respiratory functionalities. Clinical findings on COVID-19 show that many patients had dangerously low blood oxygen levels not long before conditions worsened. It…

Signal Processing · Electrical Eng. & Systems 2025-02-04 Xin Tian , Chau-Wai Wong , Sushant M. Ranadive , Min Wu
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