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Related papers: High-Strength Amorphous Silicon Carbide for Nanome…

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Atomically thin graphene exhibits fascinating mechanical properties, although its hardness and transverse stiffness are inferior to those of diamond. To date, there hasn't been any practical demonstration of the transformation of…

Graphene is generally considered to be a strong candidate to succeed silicon as an electronic material. However, to date, it actually has not yet demonstrated capabilities that exceed standard semiconducting materials. Currently…

Mesoscale and Nanoscale Physics · Physics 2015-06-04 Yike Hu , Ming Ruan , Zelei Guo , Rui Dong , James Palmer , John Hankinson , Claire Berger , Walt A. de Heer

On the basis of density functional calculations and using Bader's atom in molecule theory, this article presents quantitative microscopic analyses on the bonding properties of amorphous silicon (a-Si) which could reflect in the observable…

Materials Science · Physics 2019-04-11 Zahra Nourbakhsh , Hadi Akbarzadeh

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

Topological insulators are a class of materials with insulating bulk but protected conducting surfaces due to the combination of spin-orbit interactions and time-reversal symmetry. The surface states are topologically non-trivial and robust…

In this study we report on the film growth and characterization of thin (approximately 50 nm thick) Ti-Fe-C films deposited on amorphous quartz. The experimental studies have been complemented by first principles density functional theory…

Measurement of mutual gravitation on laboratory scales is an outstanding challenge and a prerequisite to probing theories of quantum gravity. A leading technology in tabletop gravity experiments is the torsion balance, with limitations due…

The atomic structure and elastic properties of silicon carbide nanowires of different shapes and effective sizes were studied using density functional theory and classical molecular dynamics. The surface relaxation led to surface…

Metal thin films on soft polymers provide a unique opportunity for resistance-based strain sensors. A mechanical mismatch between the conductive film and the flexible substrate causes cracks to open and close, changing the electrical…

Three-dimensional (3D) topological insulators (TIs) are candidate materials for various electronic and spintronic devices due to their strong spin-orbit coupling and unique surface electronic structure. Rapid, low-cost preparation of…

We characterize niobium nitride (NbN) $\lambda/2$ coplanar waveguide resonators, which were fabricated from a 10nm thick film on silicon dioxide grown by sputter deposition. For films grown at 120{\deg}C we report a superconducting critical…

Silicon carbide (SiC) is a wide bandgap (WBG) semiconductor with promising applications in high-power and high-frequency electronics. Among its many useful properties, the high thermal conductivity is crucial. In this letter, the…

Materials Science · Physics 2017-12-15 Xin Qian , Puqing Jiang , Ronggui Yang

Sputtered Nb thin-film LC resonators for low frequencies at 0.5 MHz have been fabricated and tested in the temperature range 0.05--1 K in magnetic fields up to 30 mT. Their Q value increases towards decreasing temperature as sqrt(T) and…

Instrumentation and Detectors · Physics 2009-11-06 A. Finne , L. Groenberg , R. Blaauwgeers , V. B. Eltsov , G. Eska , M. Krusius , J. J. Ruohio , R. Schanen , I. Suni

A detailed nanoscale structural characterization was performed on high-quality La0.66Sr0.33MnO3 (LSMO) thin films of different thicknesses and deposited by pulsed laser deposition onto buffered Si (100) substrates. A multilayered structure…

Materials Science · Physics 2020-09-16 Aneely Carrero , Augusto Roman , Myriam Aguirre , Laura B. Steren

Recent experiments have observed superconductivity up to 48 K in La3Ni2O7-derived films under compressive strain imposed by the SrLaAlO4 substrate, while such films on the SrTiO3 substrate with tensile strain have failed to reach the…

Superconductivity · Physics 2025-09-18 Liangliang Liu , Junhao Peng , Zhuangzhuang Qiao , Shuo Cai , Huafeng Dong , Yu Jia , Zhenyu Zhang

We report on a simple method to fabricate high-frequency nanotube mechanical resonators reproducibly. We measure resonance frequencies as high as 4.2 GHz for the fundamental eigenmode and 11 GHz for higher order eigenmodes. The…

Mesoscale and Nanoscale Physics · Physics 2012-07-23 J. Chaste , M. Sledzinska , M. Zdrojek , J. Moser , A. Bachtold

Hydrogenated amorphous silicon (a-Si:H) is a material having an intrinsically high radiation hardness that can be deposited on flexible substrates like Polyimide. For these properties a-Si:H can be used for the production of flexible…

Thickness uniformity is regarded as an important parameter in designing thin film devices. However, some applications based on films with non-uniform thickness have recently emerged, such as gas sensors and optimized materials based on the…

The focus in this paper is an analysis of existing state of the arts directed toward the development of the next generation of vibration damping systems. The research work concentrates on an investigation related to…

Materials Science · Physics 2007-08-15 M. -V. Kireitseu , G. Tomlinson , J. Lu , H. Altenbach , G. Rongong , L. -V. Bochkareva , D. Hui

The effect of tensile stress on magnetoimpedance (MI) in CoMnSiB amorphous wires at microwave frequencies (0.5-3 GHz) is investigated both experimentally and theoretically. In the presence of the dc bias magnetic field of the order of the…

Materials Science · Physics 2009-11-10 L. V. Panina , S. I. Sandacci , D. P. Makhnovskiy
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