English
Related papers

Related papers: CCD Thermoreflectance Thermography System: Methodo…

200 papers

ABSTRACT: Temperature monitoring is extremely im-portant during thermotherapy. Fiber-optic temperature sensors are preferred because of their flexibility and im-munity to electromagnetic interference. Although many types of fiber-optic…

Medical Physics · Physics 2020-02-19 Paris L. Franz , Hui Wang

We present a simple method for fast and cheap thermal analysis on supercooled glass-forming liquids. This "Thermalization Calorimetry" technique is based on monitoring the temperature and its rate of change during heating or cooling of a…

Time-domain thermoreflectance (TDTR) is a powerful technique for characterizing the thermal properties of layered materials. However, its effectiveness at modulation frequencies below 0.1 MHz is hindered by pulse accumulation effects,…

Failure prediction of any electrical/optical component is crucial for estimating its operating life. Using high temperature operating life (HTOL) tests, it is possible to model the failure mechanisms for integrated circuits. Conventional…

In this paper the feasibility study of an IR sensor card is presented. The methodology and the results of a quasi real-time thermal characterization tool and method for the temperature mapping of circuits and boards based on sensing the…

Other Computer Science · Computer Science 2007-11-29 Gy. Bognar , V. Szekely , M. Rencz

Transient field-resolved spectroscopy enables studies of ultrafast dynamics in molecules, nanostructures, or solids with sub-cycle resolution, but previous work has so far concentrated on extracting the dielectric response at frequencies…

An experimental setup for determining the electrical resistivity of several types of thermoelectric materials over the temperature range 20 < T < 550 C is described in detail. One resistivity measurement during temperature cycling is also…

Materials Science · Physics 2012-12-05 K. C. Lukas , W. S. Liu , Q. Jie , Z. F. Ren , C. P. Opeil

A fundamental pursuit of microwave metrology is the determination of the characteristic impedance profile of microwave systems. Among other methods, this can be practically achieved by means of time-domain reflectometry (TDR) that measures…

Data Analysis, Statistics and Probability · Physics 2018-04-16 J. R. Rinehart , J. H. Béjanin , T. C. Fraser , M. Mariantoni

Modern precise radial velocity spectrometers are designed to infer the existence of planets orbiting other stars by measuring few-nm shifts in the positions of stellar spectral lines recorded at high spectral resolution on a large-area…

Instrumentation and Methods for Astrophysics · Physics 2019-09-24 Cullen H. Blake , Dan Li , Joseph R. Tufts , Joe Ninan , Suvrath Mahadevan , Chad Bender , Fred R. Hearty , Andy Monson , Mark Giovinazzi

In nanomechanical photothermal absorption spectroscopy and microscopy, the measured substance becomes a part of the detection system itself, inducing a nanomechanical resonance frequency shift upon thermal relaxation. Suspended,…

Instrumentation and Detectors · Physics 2023-06-30 Robert G. West , Kostas Kanellopulos , Silvan Schmid

Despite being regarded as a well-established field, temperature measurement continues to pose significant challenges for many professionals in the metrology industry. Thermal imagers enable fast, non-contact and a full field measurement,…

Instrumentation and Detectors · Physics 2023-02-13 Jamie Luke McMillan

Since late 2019, the global spread of COVID-19 has affected people's daily life. Temperature is an early and common symptom of Covid. Therefore, a convenient and remote temperature detection method is needed. In this paper, a non-contact…

Image and Video Processing · Electrical Eng. & Systems 2023-04-10 Kamrul H Foysal , Bipasha Kundu , Jo Woon Chong

Superconducting radio-frequency (SRF) thin film cavities on copper substrates are employed in several particle accelerators. However, these SRF cavities historically featured a progressive performance degradation with the accelerating field…

Accelerator Physics · Physics 2023-04-28 Antonio Bianchi , Giovanna Vandoni , Walter Venturini Delsolaro

Solid heterostructures composed of substrates and epitaxial films are extensively used in advanced technologies, and their thermophysical properties fundamentally determine the performance, efficiency, reliability, and lifetime of the…

Instrumentation and Detectors · Physics 2023-02-08 Guang Yang , Bing-Yang Cao

We describe an alternating current method to measure the Nernst effect in superconducting thin films at low temperatures. The Nernst effect is an important tool in the understanding superconducting fluctuations and, in particular, vortex…

Superconductivity · Physics 2020-10-28 Yuxiao Wu , Aviad Frydman , Arnab Roy

Within a 1.5 year comprehensive fading experiment several batches of LiF:Mg,Ti and LiF:Mg,Cu,P thermoluminescence detectors (TLDs) were studied. The TLDs originated from two manufacturers and were processed by three laboratories using…

Instrumentation and Detectors · Physics 2013-02-20 P. Bilski , T. Berger , M. Hajek , A. Twardak , C. Koerner , G. Reitz

Measurement of local temperature using label-free optical methods has gained importance as a pivotal tool in both fundamental and applied research. Yet, most of these approaches are limited to steady-state measurements of planar heat…

This paper presents the development of instrumentation for the measurement of high-temperature thermal conductivity of bulk and coatings using a modulated photothermal radiometry (MPR) method, where a sample is heated by an…

Materials Science · Physics 2020-11-23 Jian Zeng , Ka Man Chung , Qingyang Wang , Xiaoxin Wang , Yu Pei , Peiwen Li , Renkun Chen

Thermal imaging has a variety of applications, from agricultural monitoring to building inspection to imaging under poor visibility, such as in low light, fog, and rain. However, reconstructing thermal scenes in 3D presents several…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Yvette Y. Lin , Xin-Yi Pan , Sara Fridovich-Keil , Gordon Wetzstein

In this laboratory-based study, a plate was designed, manufactured and then characterised thermally and dimensionally using a thermal imager. This plate comprised a range of known scratch, dent, thinning and pitting artefacts as mimics of…

‹ Prev 1 4 5 6 7 8 10 Next ›