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Enhancing the energy efficiency of buildings significantly relies on monitoring indoor ambient temperature. The potential limitations of conventional temperature measurement techniques, together with the omnipresence of smartphones, have…

Machine Learning · Computer Science 2024-05-20 Dayin Chen , Xiaodan Shi , Haoran Zhang , Xuan Song , Dongxiao Zhang , Yuntian Chen , Jinyue Yan

The properties expected of "hot" non-flaring plasmas due to nanoflare heating in active regions are investigated using hydrodynamic modeling tools, including a two-fluid development of the EBTEL code. Here we study a single nanoflare and…

Solar and Stellar Astrophysics · Physics 2016-09-28 W. T. Barnes , P. J. Cargill , S. J. Bradshaw

The suspended electrothermal polysilicon micro beams generate displacements and forces by thermal buckling effects. In the previous electro-thermal and thermo-elastic models of suspended polysilicon micro beams, the thermo-mechanical…

Other Computer Science · Computer Science 2008-02-22 M. Shamshirsaz , M. Bahrami , M. B. Asgari , M. Tayefeh

The outdoor micro-climate caused by the presence of buildings can significantly differ from that around weather stations located outside of urban areas. However, the latter is often used to design buildings and size building systems. This…

Atmospheric and Oceanic Physics · Physics 2023-07-11 Hicham Johra , Mathilde Lenoël , Rasmus Lund Jensen , Olena Kalyanova Larsen

Using a Correlation-OTDR we measured the latency of fibers in a deployed cable and calculated the time coefficient of the fiber temperature changes. Annual temperature variations of 25K were estimated for the deployed fiber.

Signal Processing · Electrical Eng. & Systems 2019-08-29 Florian Azendorf , Annika Dochhan , Ralf-Peter Braun , Michael Eiselt

The environmental impact of Large Language Models (LLMs) on data centers hosting these models is becoming a significant concern. While many efforts have focused on reducing the substantial training overhead of LLMs, carbon and water…

Systems and Control · Electrical Eng. & Systems 2026-03-10 Arash Khalatbarisoltani , Amin Mahmoudi , Jie Han , Muhammad Saeed , Wenxue Liu , Jinwen Li , Solmaz Kahourzade , Amirmehdi Yazdani , Xiaosong Hu

In this paper the methodology and the results of a contactless thermal characterization of a high temperature test chamber will be introduced. The test chamber is used for fatigue testing of different MEMS devices where the homogenous…

Other Computer Science · Computer Science 2008-12-18 Z. Szucs , G. Bognar , Vladimir Szekely , M. Rencz

This study was performed within the framework of the EURISOL for facilities SPIRAL-II (GANIL, France) and SPES (LNL, Italy), and aims to investigate the anticipated strength properties of fine-grained graphite at elevated temperatures. It…

Materials Science · Physics 2015-10-29 Evgenij Zhmurikov

Calcium fluoride (fluorspar, CaF2 ) is of consummate importance for the manufacturing of optical components. In many cases, its wide transmission band eliminates the need for antireflective coatings. It is thus of interest to study its…

Materials Science · Physics 2025-09-10 T. Das , D. Alam , C. A. Ullrich , U. D. Jentschura

Based on simplified one-dimensional steady-state analysis of thermoelectric phenomena and on analogies between thermal and electrical domains, we propose both lumped and distributed parameter electrical models for thermoelectric devices.…

General Physics · Physics 2008-01-08 D. Mitrani , J. Salazar , A. Turo , M. J. García , J. A. Chávez

Temperature field contactless measurements in or at the surfaces of semitransparent media are a scientific challenge, as classical thermography techniques based on proper material emission cannot be used. In this work, an alternative method…

In this article, the temperature-density relation of the intergalactic medium was studied in the region $1.6 \leq z < 2.0$ divided into two bins. For this purpose, the Ly-$\alpha$ forest decomposition into individual absorption profiles was…

Cosmology and Nongalactic Astrophysics · Physics 2021-08-04 Tomáš Ondro , Rudolf Gális

The explanation is presented for the temperature dependence of the fourfold intensity peak splitting found recently in diffuse scattering from the disordered Cu3Au alloy. The wavevector and temperature dependence of the self-energy is…

Statistical Mechanics · Physics 2009-10-31 Igor Tsatskis

Concentrating solar power, particularly parabolic trough system with solar concentrations less than 50, requires spectrally selective solar absorbers that are thermally stable at high temperatures of 400degC above to achieve high…

Applied Physics · Physics 2020-12-16 Hassan Alshehri , Qing Ni , Sydney Taylor , Ryan McBurney , Hao Wang , Liping Wang

Photonics sensing has long been valued for its tolerance to harsh environments where traditional sensing technologies fail. As photonic components continue to evolve and find new applications, their tolerance to radiation is emerging as an…

Instrumentation and Detectors · Physics 2017-10-20 Lonnie T. Cumberland , Ryan Fitzgerald , Nikolai N. Klimov , Ronald E. Tosh , Ileana M. Pazos , Zeeshan Ahmed

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

A prototype of a dual-readout calorimeter using brass capillary tubes surrounding scintillating and clear plastic optical fibres was tested using beams of particles with energies between 10 and 100 GeV produced by the CERN SPS. The scope of…

Graded index microstructured polymer optical fiber incorporating a specially designed air-hole array featuring variable air-hole diameters and inter-hole separation is proposed, fabricated and characterized in view of the fiber potential…

Optics · Physics 2014-09-24 Tian Ma , Andrey Markov , Lili Wang , Maksim Skorobogatiy

We study the coherence characteristics of light propagating in nonlinear graded-index multimode fibers after attaining optical thermal equilibrium conditions. The role of optical temperature on the spatial mutual coherence function and the…

Power-over-Fiber (PoF) technology has been used extensively in settings where high voltages require isolation from ground. In a novel application of PoF, power is provided to photon detector modules located on a surface at $\sim$ 300 kV…