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Related papers: Infrared Thermography in the Tokamak \`a Configura…

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This paper investigates the performance of the thermal wave radar imaging technique in low-power vibrothermography, so-called vibro-thermal wave radar (VTWR), for non-destructive inspection of composites. VTWR is applied by binary phase…

Applied Physics · Physics 2021-05-11 Saeid Hedayatrasa , Joost Segers , Gaétan Poelman , Wim Van Paepegem , Mathias Kersemans

We explore the possibility to perform an in-situ transmission electron microscopy (TEM) thermoelectric characterization of materials. A differential heating element on a custom in-situ TEM microchip allows to generate a temperature gradient…

Materials Science · Physics 2025-01-14 Simon Hettler , Mohammad Furqan , Andres Sotelo , Raul Arenal

We describe the technique used to develop on-orbit calibrators for IRAC and validate the method for either K0-M0III or A0-A5V stars. For SIRTF, the approach uses all available optical, NIR, and MIR photometry, and yields absolute spectra…

The Tile Calorimeter (TileCal) is the hadronic calorimeter covering the central region of the ATLAS detector at the LHC. It is a sampling calorimeter consisting of alternating thin steel plates and scintillating tiles. Wavelength shifting…

Instrumentation and Detectors · Physics 2017-09-04 Michaela Mlynarikova

A standardized method for measuring thermophotovoltaic (TPV) efficiency has not been yet established, which makes the reported results difficult to compare. Besides, most of the TPV efficiencies reported to date have been obtained using…

Applied Physics · Physics 2022-11-03 Esther López , Irene Artacho , Alejandro Datas

Visualizing the spatial profile of light beams is essential for evaluating irradiance, characterizing beam quality, and achieving precise alignment. In the optical spectral range, this is readily performed using silicon-based CCD and CMOS…

Context. Chromospheric fibrils are thin and elongated structures that connect nearby photospheric magnetic field concentrations of opposite polarities. Aims. We assess the possibilities and drawbacks related to the use of current…

Solar and Stellar Astrophysics · Physics 2023-04-05 M. Kriginsky , R. Oliver , D. Kuridze

The thermal Sunyaev-Zel'dovich (tSZ) effect, the inverse-Compton scattering of cosmic microwave background (CMB) photons off high-energy electrons, is a powerful probe of hot, ionized gas in the Universe. It is often measured via…

Cosmology and Nongalactic Astrophysics · Physics 2025-08-15 Kristen M. Surrao , Shivam Pandey , J. Colin Hill , Eric J. Baxter

Infrared thermography has gained interest as a tool for non-contact measurement of blood circulation and skin blood flow due to cardiac activity. Partiularly, blood vessels on the surface, such as on the back of the hand, are suited for…

Medical Physics · Physics 2026-02-17 Nanami Kotani , Kuniharu Sakurada , Jiayi Xu , Masahiko Inami , Yasuaki Monnai

Clouds are a major obstacle in Earth observation, limiting the usability and reliability of critical remote sensing applications such as fire disaster response, urban heat island monitoring, and snow and ice cover mapping. Therefore, the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Alexis Apostolakis , Vasileios Botsos , Niklas Wölki , Andrea Spichtinger , Nikolaos Ioannis Bountos , Ioannis Papoutsis , Panayiotis Tsanakas

Infrared image super-resolution (IISR) under real-world conditions is a practically significant yet rarely addressed task. Pioneering works are often trained and evaluated on simulated datasets or neglect the intrinsic differences between…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Yang Zou , Jun Ma , Zhidong Jiao , Xingyuan Li , Zhiying Jiang , Jinyuan Liu

We propose a high thermal conductivity infrared (IR) filter using alumina for use in millimeter wave detection systems. We constructed a prototype two-layer anti-reflection (AR) coated alumina filter with a diameter of 100mm and a thickness…

Instrumentation and Methods for Astrophysics · Physics 2015-06-18 Yuki Inoue , Tomotake Matsumura , Masashi Hazumi , Adrian T. Lee , Takahiro Okamura , Aritoki Suzuki , Takayuki Tomaru , Hiroshi Yamaguchi

Fever screening based on infrared thermographs (IRTs) is a viable mass screening approach during infectious disease pandemics, such as Ebola and SARS, for temperature monitoring in public places like hospitals and airports. IRTs have found…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 C. Y. N. Dwith , Pejhman Ghassemi , Joshua Pfefer , Jon Casamento , Quanzeng Wang

A machine learning approach has been implemented to measure the electron temperature directly from the emission spectra of a tokamak plasma. This approach utilized a neural network (NN) trained on a dataset of 1865 time slices from…

Plasma Physics · Physics 2021-04-14 C. M. Samuell , A. G. Mclean , C. A. Johnson , F. Glass , A. E. Jaervinen

Light in the mid-infrared (mid-IR) spans wavelengths from 3-8 $\mu$m and is important to many applications such as gas sensing and thermal imaging. Due to materials challenges, there is currently a lack of mid-IR reconfigurable optical…

Ovarian cancer detection has traditionally relied on a multi-step process that includes biopsy, tissue staining, and morphological analysis by experienced pathologists. While widely practiced, this conventional approach suffers from several…

In the laser processing of glass, a ~50-1000 $\mu$m-thick layer of glass is heated to a high temperature by the laser beam. Due to the shallow depth of this hot layer, the infrared emission and absorption spectra may deviate from the…

Materials Science · Physics 2025-01-15 Grigory Kolesov

Photometric maps, obtained with Spitzer's Infrared Array Camera (IRAC), can provide a valuable probe of warm molecular hydrogen within the interstellar medium. IRAC maps of the supernova remnant IC443, extracted from the Spitzer archive,…

Astrophysics · Physics 2009-11-13 David Neufeld , Yuan Yuan

Mid-infrared photothermal microscopy is a highly promising imaging technique that enables spatially resolved vibrational fingerprinting. The combination of infrared induced heating with optical readout at visible wavelengths provides…

Optics · Physics 2025-08-05 Dennis van de Lockand , Daan Wolters , Matz Liebel

Fourier-transform infrared spectroscopy (FTIR) is an indispensable analytical method that allows label-free identification of substances via fundamental molecular vibrations. However, the sensitivity of FTIR is often limited by the low…