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The modulated optical reflectance (MOR) measurement technique was applied to colossal magnetoresistive materials, in particular, La2/3Sr1/3MnO3 (LSMO) thin films. The contactless measurement scheme is prospective for many applications…

This paper investigates the robust stability and stabilization analysis of interval fractional-order systems with time-varying delay. The stability problem of such systems is solved first, and then using the proposed results a stabilization…

系统与控制 · 电气工程与系统科学 2019-09-19 Pouya Badri , Mahdi Sojoodi

Edge localised modes (ELMs) are a concern for future devices, such as ITER, due to the large transient heat loads they generate on the divertor surfaces which could limit the operational time of the device. This paper discusses the…

等离子体物理 · 物理学 2014-06-12 A. J. Thornton , A. Kirk , P. Cahyna , I. T. Chapman , J. R. Harrison , Yueqiang Liu , MAST Team

Special relativity predicts a very small influence of temperature on mass of around ${\Delta}m/m{\approx}10^{-14}$. More than 100 years ago, experiments were performed that revealed a limit of $<10^{-8}$ for changes of a few degree at room…

综合物理 · 物理学 2021-05-06 M. Tajmar , G. Hentsch , T. Hutsch

A temperature controlled 1 {\Omega}-10 k{\Omega} standard Resistors transportable setup was developed at National Institute of Metrological Research, (INRIM) for the calibration and adjustment of multifunction electrical instruments. The…

仪器与探测器 · 物理学 2015-05-19 P. P. Capra , F. Galliana

Vitreous GeO$_2$ has been compressed at high temperature, to investigate the effect of thermal activation on the structural reorganization during compression. The measurements were performed in-situ using micro Raman spectroscopy under…

应用物理 · 物理学 2024-02-09 Antoine Cornet , Remy Molherac , Bernard Champagnon , Christine Martinet

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 investigation extends earlier studies of a shear-transformation-zone (STZ) theory of plastic deformation in amorphous solids. My main purpose here is to explore the possibility that the configurational degrees of freedom of such…

材料科学 · 物理学 2009-11-10 J. S. Langer

We measure the motional fluctuations of a micromechanical mirror using a Michelson interferometer, and demonstrate its interferometric stability. The position stability of the micromirror is dominated by the thermal mechanical noise of the…

光学 · 物理学 2015-05-30 Caleb Knoernschild , Taehyun Kim , Peter Maunz , Stephen Crain , Jungsang Kim

Online extrinsic calibration is crucial for building "power-on-and-go" moving platforms, like robots and AR devices. However, blindly performing online calibration for unobservable parameter may lead to unpredictable results. In the…

机器人学 · 计算机科学 2025-07-04 Junlin Song , Antoine Richard , Miguel Olivares-Mendez

Current rehabilitation of lower limb prostheses has significant challenges, especially with skin conditions, irritation and discomfort. Understanding the skin temperature and having comfortable wearable sensors that would monitor skin…

信号处理 · 电气工程与系统科学 2025-11-27 Anirshu Devroy , Gregor Fritz , Mathias Brandstoetter

We have investigated the temperature dependence of the crystal structure of quasi-one-dimensional monoclinic BaIrO$_3$ using X-ray diffraction. Diffraction patterns were measured across a temperature range from 13 K to 300 K, with 5-degree…

材料科学 · 物理学 2025-11-07 Jeong Jinwon , Chang Bin , Noh Han-Jin , Lee Seongsu

We study theoretically the dynamics of soft glassy materials during the process of stress relaxation following the rapid imposition of a shear strain. By detailed numerical simulations of a mesoscopic soft glassy rheology model and three…

软凝聚态物质 · 物理学 2019-07-15 Henry A. Lockwood , Matthew P. Carrington , Suzanne M. Fielding

The thermal fluctuation of mirror surfaces is the fundamental limitation for interferometric gravitational wave (GW) detectors. Here, we experimentally demonstrate for the first time a reduction in a mirror's thermal fluctuation in a GW…

We present an analysis of the variations seen in the dispersion measures (DMs) of 20 millisecond pulsars observed as part of the Parkes Pulsar Timing Array project. We carry out a statistically rigorous structure function analysis for each…

Our research efforts in displacement measurement interferometry focused on long-term drifts initiated an extended experimental investigation in the interferometric assemblies of our design. We aimed to analyze, characterize and tackle the…

仪器与探测器 · 物理学 2024-08-14 Simon Rerucha , Miroslava Hola , Ondrej Cip , Josef Lazar , Jindrich Oulehla , Bretislav Mikel

Following the recent discovery of large magnetoresistance at room temperature in polyfluorence sandwich devices, we have performed a comprehensive magnetoresistance study on a set of organic semiconductor sandwich devices made from…

We present ac susceptibility and specific heat measurements taken on samples of LiHo$_x$Y$_{1-x}$F$_4$ in the dilute limit: x = 0.018, 0.045, 0.080 and 0.12. Susceptibility measurements show glassy behavior including wide absorption spectra…

无序系统与神经网络 · 物理学 2015-06-05 J. A. Quilliam , S. Meng , J. B. Kycia

Mirror thermal noise is and will remain one of the main limitations to the sensitivity of gravitational wave detectors based on laser interferometers. We report about projected mirror thermal noise due to losses in the mirror coatings and…

广义相对论与量子宇宙学 · 物理学 2009-12-02 Janyce Franc , Nazario Morgado , Raffaele Flaminio , Ronny Nawrodt , Iain Martin , Liam Cunningham , Alan Cumming , Sheila Rowan , James Hough

Ensuring solid-state lithium batteries perform well across a wide temperature range is crucial for their practical use. Molecular dynamics (MD) simulations can provide valuable insights into the temperature dependence of the battery…

材料科学 · 物理学 2024-03-22 Zicun Li , Jianxing Huang , Xinguo Ren , Jinbin Li , Ruijuan Xiao , Hong Li