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相关论文: Thermodynamics of small systems by nanocalorimetry…

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The complex ac impedance of a bolometer or microcalorimeter detector is easily measured and can be used to determine thermal time constants, thermal resistances, heat capacities, and sensitivities. Accurately extracting this information…

仪器与探测器 · 物理学 2009-04-13 John E. Vaillancourt

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)…

The increasing need for efficient thermal management in nanoelectronics requires innovative thermal sensing solutions, as conventional sensors often exhibit nonlinear responses, low sensitivity, and complex calibration. We predict a…

Recent advances in the synthesis of inorganic and organic nanowires and nanotubes have provided both components for various functional devices and platforms for the study of low- dimensional transport phenomena. However, tremendous…

介观与纳米尺度物理 · 物理学 2015-04-21 Annie Weathers , Li Shi

A new ac calorimeter, utilizing the Peltier effect of a thermocouple junction as an ac power source, is described. This Peltier ac calorimeter allows to measure the absolute value of heat capacity of small solid samples with sub-milligrams…

强关联电子 · 物理学 2007-05-23 D. H. Jung , I. K. Moon , Y. H. Jeong

Operando calorimetry has previously been utilized to study degradation, side reactions, and other electrochemical effects in electrochemical cells such as batteries at or near room temperature. Calorimetric data can provide important…

Quantum thermodynamics addresses the dynamics of heat flow in quantum devices driven out of equilibrium. Although mesoscopic circuits at low temperatures provide a flexible platform to explore this dynamics, experimental studies are wanting…

介观与纳米尺度物理 · 物理学 2026-04-15 F. Zanichelli , A. Veillon , C. Piquard , A. Aassime , Y. Sato , A. Cavanna , Y. Jin , J. Folk , U. Gennser , A. Anthore , F. Pierre

We report highly sensitive specific heat measurement on mesoscopic superconducting loops at low temperature. These mesoscopic systems exhibit thermal properties significantly different from that of the bulk materials. The measurement is…

介观与纳米尺度物理 · 物理学 2009-11-11 O. Bourgeois , F. Ong , S. E. Skipetrov , J. Chaussy

Recent success in synthesizing thermally stable nanofluids at low costs is a significant breakthrough in the evolution of volumetric absorption based solar thermal systems. However, we have yet not been able to clearly identify the range of…

应用物理 · 物理学 2019-11-13 Apoorva Singh , Manish Kumar , Vikrant Khullar

It appears feasible with nanostructures to perform calorimetry at the level of individual thermal phonons. Here I outline an approach employing monocrystalline mesoscopic insulators, which can now be patterned from semiconductor…

介观与纳米尺度物理 · 物理学 2009-10-31 M. L. Roukes

We present ultra-thin silicon membrane thermocouple bolometers suitable for fast and sensitive detection of low levels of thermal power and infrared radiation at room temperature. The devices are based on 40 nm-thick strain tuned single…

Accurate on-chip temperature sensing is critical for the optimal performance of modern CMOS integrated circuits (ICs), to understand and monitor localized heating around the chip during operation. The development of quantum computers has…

Scanning Thermal Microscopy (SThM) has become an important measurement tool for characterizing the thermal properties of materials at the nanometer scale. This technique requires a SThM probe that combines an Atomic Force Microscopy (AFM)…

介观与纳米尺度物理 · 物理学 2024-05-01 R. Swami , G. Julie , S. Le-Denmat , G. Pernot , D. Singhal , J. Paterson , J. Maire , J. F. Motte , N. Paillet , H. Guillou , S. Gomes , O. Bourgeois

As the minituarization of electronic devices, which are sensitive to temperature, grows apace, sensing of temperature with ever smaller probes is more important than ever. Genuinely quantum mechanical schemes of thermometry are thus…

量子物理 · 物理学 2020-07-08 Arun Kumar Pati , Chiranjib Mukhopadhyay , Sagnik Chakraborty , Sibasish Ghosh

Light absorption and scattering of plasmonic metal nanoparticles can lead to non-equilibrium charge carriers, intense electromagnetic near-fields, and heat generation, with promising applications in a vast range of fields, from chemical and…

光学 · 物理学 2020-08-27 Guillaume Baffou , Ivan Bordacchini , Andrea Baldi , Romain Quidant

Modelling heat transfer of carbon nanotubes is important for the thermal management of nanotube-based composites and nanoelectronic device. By using a finite element method for three-dimensional anisotropic heat transfer, we have simulated…

材料科学 · 物理学 2015-05-18 Xin-She Yang

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…

医学物理 · 物理学 2020-02-19 Paris L. Franz , Hui Wang

A suspended system for measuring the thermal properties of membranes is presented. The sensitive thermal measurement is based on the 3$\omega$ dynamic method coupled to a V$\ddot{o}$lklein geometry. The device obtained using micro-machining…

介观与纳米尺度物理 · 物理学 2015-06-03 A. Sikora , H. Ftouni , J. Richard , C. Hébert , D. Eon , F. Omnès , O. Bourgeois

Nanothermodynamics is the thermodynamics of small systems, which are signifcantly affected by their surrounding environments. In nanothermodynamics, Hill introduced the concept of subdivision potential, which charaterizes the…

统计力学 · 物理学 2021-12-03 Yu Su , Zi-Fan Zhu , Hong Gong , Yao Wang , Rui-Xue Xu , YiJing Yan

Nano-electro-opto-mechanical systems enable the synergistic coexistence of electrical, mechanical, and optical signals on a chip to realize new functions. Most of the technology platforms proposed for the fabrication of these systems so far…