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Density functional methods have been used to calculate the electronic properties of aligned smalldiameter single-walled carbon nanotubes under hydrostatic pressures. Abrupt pressure induced semiconductor-metal and metal-semiconductor…

Materials Science · Physics 2008-08-27 Sumit Saxena , Trevor A. Tyson

We report on the fabrication and metrology of superconducting caps for qubit circuits. As part of a 3D quantum integrated circuit architecture, a cap chip forms the upper half of an enclosure that provides isolation, increases vacuum…

We review some recent developments in the field of quasi-one-dimensional superconductivity. We demonstrate that low temperature properties of superconducting nanowires are essentially determined by quantum fluctuations. Smooth (Gaussian)…

Superconductivity · Physics 2022-04-18 Andrew G. Semenov , Andrei D. Zaikin

We show that a one-dimensional topological superconductor can be realized in carbon nanotubes, using a relatively small magnetic field. Our analysis relies on the intrinsic curvature-enhanced spin-orbit coupling of the nanotubes, as well as…

Mesoscale and Nanoscale Physics · Physics 2020-07-01 Omri Lesser , Gal Shavit , Yuval Oreg

We present the findings of the superconductivity in the silicon nanostructures prepared by short time diffusion of boron of the n - type Si (100) surface. These Si - based nanostructures represent the p - type ultra-narrow self - assembled…

We theoretically and numerically study the design of optical 'lumped' nanofiltering devices in the framework of our recently proposed paradigm for optical nanocircuits. In particular, we present the design of basic filtering elements, such…

Materials Science · Physics 2009-11-13 Andrea Alu , Michael Young , Nader Engheta

It is shown that nanoparticles made of low $T_c$ superconductors have large diamagnetic response at temperatures several orders of magnitude above $T_c$. Most features of the recently observed Giant diamagnetism of Au nanorods are explained…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 Yoseph Imry

In this study, a method for fabrication of superconducting microstructures that are partially or completely isolated from the substrate has been proposed. Two configurations of suspended microbridges have been suggested, i. e., the first…

Controlling anisotropy in nanostructures is a challenging but rewarding task since confinement in one or more dimensions influences the physical and chemical properties of the items decisively. In particular, semiconducting nanostructures…

We use the formerly derived explicit analytical expressions for the conductivity of nanostructured superconductors supercooled below the critical temperature in electric field. Computer simulations reveal that the negative differential…

Superconductivity · Physics 2020-06-26 Todor M. Mishonov , Victor I. Danchev , Ioulia Chikina , Albert M. Varonov

Crystal structures and microstructural features, such as structural phase transitions, defect structures, chemical and structural inhomogeneities, are known to have profound effects on the physical properties of superconducting materials.…

Superconductivity · Physics 2013-07-22 Wang Zhen , Cai Yao , Yang Huai-Xin , Tian Huan-Fang , Wang Zhi-Wei , Ma Chao , Chen Zhen , Li Jian-Qi

We propose that one of the best grounds for the materials design from the viewpoint of {\it electron correlation} such as ferromagnetism, superconductivity is the atomically controlled nanostructures and heterointerfaces, as theoretically…

Materials Science · Physics 2009-11-10 Hideo Aoki

Superconductivity in the simple elements is of both technological relevance and fundamental scientific interest in the investigation of superconductivity phenomena. Recent advances in the instrumentation of physics under pressure have…

Superconductivity · Physics 2009-11-10 Cristina Buzea , Kevin Robbie

A conventional superconductor is described by a single complex order parameter field which has two fundamental length scales, the magnetic field penetration depth \lambda and the coherence length \xi. Their ratio \kappa determines the…

Superconductivity · Physics 2012-08-31 E. Babaev , J. Carlstrom , J. Garaud , M. Silaev , J. M. Speight

The magnetic sensing at nanoscale level is a promising and interesting research topic of nanoscience. Indeed, magnetic imaging is a powerful tool for probing biological, chemical and physical systems. The study of small spin cluster, like…

Superconductivity · Physics 2016-01-12 Carmine Granata , Antonio Vettoliere

Quantum confinement of the perpendicular motion of electrons in single-crystalline metallic superconducting nanofilms splits the conduction band into a series of single-electron subbands. A distinctive feature of such a nanoscale multi-band…

Superconductivity · Physics 2015-05-28 Yajiang Chen , A. A. Shanenko , A. Perali , F. M. Peeters

Superconducting spintronics has emerged in the last decade as a promising new field that seeks to open a new dimension for nanoelectronics by utilizing the internal spin structure of the superconducting Cooper pair as a new degree of…

This review paper highlights the recent developments in supercapacitors by pointing out the significance of appropriate electrode and device designs. We reported ten extremely high-performance supercapacitors with specific capacitance…

Materials Science · Physics 2021-10-04 I. D. Yildirim , A. U. Ammar , M. Buldu-Akturk , F. Bakan , E. Erdem

Nanoscience offers a unique opportunity to design modern materials from the bottom up, via low-cost, solution processed assembly of nanoscale building blocks. These systems promise electronic band structure engineering using not only the…

Mesoscale and Nanoscale Physics · Physics 2018-08-06 Yingjie Zhang , Youngseok Kim , Matthew J. Gilbert , Nadya Mason

Carbon nanotubes bridge the molecular and crystalline quantum worlds, and their extraordinary electronic, mechanical and optical properties have attracted enormous attention from a broad scientific community. We review the basic principles…

Mesoscale and Nanoscale Physics · Physics 2010-04-01 F. Kuemmeth , H. O. H. Churchill , P. K. Herring , C. M. Marcus
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