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Thermal conductivity and interfacial thermal conductance play crucial roles in the design of engineering systems where temperature and thermal stress are of concerns. To date, a variety of measurement techniques are available for both bulk…

Materials Science · Physics 2016-12-09 Dongliang Zhao , Xin Qian , Xiaokun Gu , Saad Ayub Jajja , Ronggui Yang

At the ultra-thin limit below 20 nm, a film's electrical conductivity, thermal conductivity, or thermoelectricity depends heavily on its thickness. In most studies, each sample is fabricated one at a time, potentially leading to…

Mesoscale and Nanoscale Physics · Physics 2023-06-22 Kien Trung Nguyen , Giang Bui-Thanh , Hong Thi Pham , Thuat Nguyen-Tran , Chi Hieu Hoang , Hung Q. Nguyen

The near threshold "soft breakdown" measurements of PVC films conductivity are investigated. In a wide range of external electric field strength for various rather thick (>20 mkm) PVC films the resistance shows strong nonlinearity and seems…

Materials Science · Physics 2010-04-29 D. V. Vlasov , L. A. Apresyan , V. I. Krystob , T. V. Vlasova

Organic thin film materials with molecular ordering are gaining attention as they exhibit semiconductor characteristics. When using them for electronics, the thermal management becomes important, where heat dissipation is directional owning…

Instrumentation and Detectors · Physics 2021-03-31 Shingi Yamaguchi , Takuma Shiga , Shun Ishioka , Tsuguyuki Saito , Takashi Kodama , Junichiro Shiomi

In this article, we are proposing a thorough analysis of the cross, and the in-plane thermal conductivity of thin-film materials based on the 3$\omega$ method. The analysis accommodates a 2D mathematical heat transfer model of a…

Applied Physics · Physics 2020-07-02 Daxi Zhang , Amir Behbahanian , Nicholas A. Roberts

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…

Mesoscale and Nanoscale Physics · Physics 2015-04-21 Annie Weathers , Li Shi

Phononic silicon structures have emerged as an integrable and scalable nanosystem for tailoring thermal transport. However, their widespread adoption has been limited by their complex fabrication pathways. Alongside, the reliable…

The first electrical conductivity measurements of monoatomic carbon chains are reported in this study. The chains were obtained by unraveling carbon atoms from graphene ribbons while an electrical current flowed through the ribbon and,…

Mesoscale and Nanoscale Physics · Physics 2015-06-15 O. Cretu , A. R. Botello-Mendez , I. Janowska , C. Pham-Huu , J. -C. Charlier , F. Banhart

When the thickness of the layer is smaller than the electrons mean free path, the morphology affects the conductivity directly based on the layer thickness. This issue provides basis in order to estimate the thickness of the layer by…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 M. Jannesar , G. R. Jafari , S. Vasheghani Farahani , S. Moradi

This study presents a comprehensive methodology for determining the thermal conductivity (TC) of materials with high reliability. The methodology addresses issues such as surface topographical variations and substrate interference by…

Materials Science · Physics 2025-05-19 Mohsen Dehbashi , Anna Kazmierczak-Balata , Jerzy Bodzenta

We present a high-resolution microwave spectrometer to measure the frequency-dependent complex conductivity of a superconducting thin film near the critical temperature. The instrument is based on a broadband measurement of the complex…

Superconductivity · Physics 2009-11-13 H. Kitano , T. Ohashi , A. Maeda

Temperature dependent transport measurements on ultrathin antiferromagnetic Mn films reveal a heretofore unknown non-universal weak localization correction to the conductivity which extends to disorder strengths greater than 100 k$\Omega$…

Mesoscale and Nanoscale Physics · Physics 2015-08-10 S. Buvaev , S. Ghosh , K. Muttalib , P. Wölfle , A. Hebard

The Seebeck coefficient and electrical conductivity are two critical quantities to optimize simultaneously in designing thermoelectric materials, and they are determined by the dynamics of carrier scattering. We uncover a new regime where…

Materials Science · Physics 2022-11-17 Natalya S. Fedorova , Andrea Cepellotti , Boris Kozinsky

A tunable conductivity has been achieved by controllable substitution of a novel UV light activated electronic conductor. The transparent conducting oxide system H-doped Ca12-xMgxAl14O33 (x = 0; 0.1; 0.3; 0.5; 0.8; 1.0) presents a…

Materials Science · Physics 2009-11-10 M. I. Bertoni , T. O. Mason , J. E. Medvedeva , A. J. Freeman , K. R. Poeppelmeier , B. Delley

Understanding thermal transport in silicon nanostructures is crucial for effective thermal management in semiconductor devices. In such nanostructures, boundary scattering can significantly reduce thermal conductivity. Diffusive boundary…

Materials Science · Physics 2025-10-28 Michimasa Morita , Junichiro Shiomi

A method of electronic conductivity measurement is presented. It combines two well known methods of electrochemistry: cyclic voltammetry and chronoamperometry. This DC technique uses the Hebb/Wagner approach to block ionic conduction when…

Systems and Control · Electrical Eng. & Systems 2024-10-01 Veyis Gunes , Jean-Yves Botquelen , Odile Bohnke

A setup is designed for measuring the Seebeck coefficient (S) of materials in form of thin film, bar and wire. The main feature of this setup is control in heating and cooling cycles. In this setup heat pulse is used to generate the…

Instrumentation and Detectors · Physics 2019-11-05 Abdul Ahad , D. K. Shukla

10 H SiC thin films are potential candidates for devices that can be used in high temperature and high radiation environment. Measurement of thermal conductivity of thin films by a non-invasive method is very useful for such device…

We present systematic thermal conductivity measurements of suspended thin graphite ribbons, 234-527 nm thick, using a four-probe 3-omega method. Unlike recent reports of phonon hydrodynamics and exceptionally high thermal conductivity in…

Mesoscale and Nanoscale Physics · Physics 2025-09-16 Wonjae Jeon , Yu Pei , Xun Li , Lucas Lindsay , Sangyeop Lee , Renkun Chen

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
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