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Related papers: Spatially resolved lock-in micro-thermography (SR-…

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We introduce a scattering-type scanning near-field infrared microscope (s-SNIM) for the local scale near- field sample analysis and spectroscopy from room (RT) down to liquid helium (LHe) temperatures. The extension of s-SNIM down to T = 5K…

Instrumentation and Detectors · Physics 2018-03-02 D. Lang , J. Döring , T. Nörenberg , A. Butykai , I. Kézsmárki , H. Schneider , S. Winnerl , M. Helm , S. C. Kehr , L. M. Eng

We propose an efficient statistical method (denoted as SSR-Tensor) to robustly and quickly detect hot-spots that are sparse and temporal-consistent in a spatial-temporal dataset through the tensor decomposition. Our main idea is first to…

Applications · Statistics 2020-05-18 Yujie Zhao , Hao Yan , Sarah Holte , Yajun Mei

Infrared thermography (IRT) and photothermal coherence tomography (PCT) exhibit potential in non-destructive testing and biomedical fields. However, the inevitable heat diffusion significantly affects the sensitivity and resolution of IRT…

Understanding the spatio-temporal evolution of thermal gradient (G) at and velocity (R) of the solid-liquid and liquid-vapor interfaces is critical for the control of site-specific microstructures in additive manufacturing. In-situ dynamic…

Materials Science · Physics 2023-07-06 Rakesh R. Kamath , Hahn Choo , Kamel Fezzaa , Sudarsanam Suresh Babu

This paper presents a semiclassical model for the anisotropic thermal transport in III-V semiconductor superlattices (SLs). An effective interface rms roughness is the only adjustable parameter. Thermal transport inside a layer is described…

Mesoscale and Nanoscale Physics · Physics 2015-11-06 S. Mei , I. Knezevic

We present a novel high resolution contactless technique for thermal conductivity determination and thermal field mapping based on creating a thermal distribution of phonons using a heating laser, while a second laser probes the local…

High-resolution sea ice mapping using Synthetic Aperture Radar (SAR) is crucial for Arctic navigation and climate monitoring. However, operational ice charts provide only coarse, region-level polygons (weak labels), forcing automated…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Reda Elwaradi , Julien Gimenez , Stéphane Hordoir , Mehdi Ait Hamma , Adrien Chan-Hon-Tong , Flora Weissgerber

Thermal cameras are an important tool for agricultural research because they allow for non-invasive measurement of plant temperature, which relates to important photochemical, hydraulic, and agronomic traits. Utilizing low-cost thermal…

Computer Vision and Pattern Recognition · Computer Science 2024-05-31 Heesup Yun , Sassoum Lo , Christine H. Diepenbrock , Brian N. Bailey , J. Mason Earles

Resistive RAM (RRAM) devices are candidates for neuromorphic computing devices in which the functionality lies in the formation and reversible rupture and gap-closing of conducting filaments in insulating layers. To explore the thermal…

Mesoscale and Nanoscale Physics · Physics 2025-01-31 Nele Harnack , Sophie Rodehutskors , Bernd Gotsmann

Spontaneous Raman spectroscopy (SRS) is a conventional in-situ laser diagnostic method that has been widely used for measurements of temperature and major species. However, SRS in sooting flames suffers from strong interference including…

Optics · Physics 2023-02-15 Hu Meng , Yihua Ren , Heinz Pitsch

Ensuring thermal comfort is essential for the well-being and productivity of individuals in built environments. Of the various thermal comfort indicators, the mean radiant temperature (MRT) is very challenging to measure. Most common…

Robotics · Computer Science 2024-10-15 Wei Liang , Yiting Zhang , Ji Zhang , Erica Cochran Hameen

Anisotropic thermal transport plays a key role in both theoretical study and engineering practice of heat transfer, but accurately measuring anisotropic thermal conductivity remains a significant challenge. To address this issue, we propose…

Instrumentation and Detectors · Physics 2023-11-21 Guang Yang , Bing-yang Cao

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

We present new developments of the laser-induced transient grating spectroscopy (TGS) technique that enable the measurement of large area 2D maps of thermal diffusivity and surface acoustic wave speed. Additional capabilities include…

Arising from the interplay between charge, spin and orbital of electrons, spin-orbit torque (SOT) has attracted immense interest in the past decade. Despite vast progress, the existing quantification methods of SOT still have their…

Materials Science · Physics 2019-11-18 Huanglin Yang , Huanjian Chen , Meng Tang , Shuai Hu , Xuepeng Qiu

We present a new concept of scanning thermal nanoprobe that utilizes the extreme thermal conductance of a carbon nanotube (CNT) to channel heat between the probe and the sample. The integration of CNT in scanning thermal microscopy (SThM)…

Mesoscale and Nanoscale Physics · Physics 2013-05-28 Peter D. Tovee , Manuel E. Pumarol , Mark C. Rosamond , Robert Jones , Michael C. Petty , Dagou A. Zeze , Oleg V. Kolosov

Time-domain thermoreflectance (TDTR) is a widely used technique for characterizing the thermal properties of bulk and thin-film materials. Traditional TDTR analyses typically focus on positive delay time data for fitting, often requiring…

Materials Science · Physics 2025-10-09 Mingzhen Zhang , Tao Chen , Ao Zeng , Jialin Tang , Ruiqiang Guo , Puqing Jiang

Retrofitting and thermographic survey (TS) companies in Scotland collaborate with social housing providers to tackle fuel poverty. They employ ground-level infrared (IR) camera-based-TSs (GIRTSs) for collecting thermal images to identi-fy…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Md Junayed Hasan , Eyad Elyan , Yijun Yan , Jinchang Ren , Md Mostafa Kamal Sarker

Studying thermal transport at the nanoscale poses formidable experimental challenges due both to the physics of the measurement process and to the issues of accuracy and reproducibility. The laser-induced transient thermal grating (TTG)…

Accurate evaluation of the thermal conductivity of a material can be a challenging task from both experimental and theoretical points of view. In particular for the nanostructured materials, the experimental measurement of thermal…