English
Related papers

Related papers: Thickness-dependent conductivity of nanometric sem…

200 papers

Mechanisms of vortex dynamics and pinning and self-field effects which could account for the thickness dependence of the critical current density J_c of superconducting films are addressed. It is shown that at low magnetic fields B, the 2D…

Superconductivity · Physics 2007-05-23 A. Gurevich

We investigated size effects on thermoelectricity in thin films of a strongly correlated layered cobaltate. At room temperature, the thermopower is independent of thickness down to 6 nm. This unusual behavior is inconsistent with the…

Strongly Correlated Electrons · Physics 2013-12-30 J. Ravichandran , A. K. Yadav , W. Siemons , M. A. McGuire , V. Wu , A. Vailionis , A. Majumdar , R. Ramesh

The presence of quantum vortices determines the electromagnetic response of superconducting materials and devices. Controlling the vortex motion, their pinning on intrinsic and artificial defects is therefore essential for superconducting…

Terahertz time-domain conductivity measurements in 2 to 100 nm thick iron films resolve the femtosecond time delay between applied electric fields and resulting currents. This current response time decreases from 29 fs for thickest films to…

Materials Science · Physics 2020-08-19 K. L. Krewer , W. Zhang , J. Arabski , G. Schmerber , E. Beaurepaire , M. Bonn , D. Turchinovich

Lead island films were obtained via vacuum vapor deposition on glass and ceramic substrates at 80 K. Electrical conductance was measured during vapor condensation and further annealing of the film up to room temperature. The resistance…

Materials Science · Physics 2009-09-29 V. E. Bochenkov , P. Karageorgiev , L. Brehmer , G. B. Sergeev

The conductivity tensor is introduced for the low-dimensional electron systems. Within the particle-in-a-box model and the diagonal response approximation, components of the conductivity tensor for a quasi-homogeneous ultrathin metal film…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 Valery P. Kurbatsky , Valentin V. Pogosov

a-Nb(x)Si(1-x) thin films with thicknesses down to 25 {\AA} have been structurally characterized by TEM (Transmission Electron Microscopy) measurements. As-deposited or annealed films are shown to be continuous and homogeneous in…

Superconductivity · Physics 2013-04-29 O. Crauste , A. Gentils , F. Couëdo , Y. Dolgorouky , L. Bergé , S. Collin , C. A. Marrache-Kikuchi , L. Dumoulin

We report on the influence of the chemical composition on the electronic properties of molybdenum oxynitrides thin films grown by reactive sputtering on Si (100) substrates at room temperature. The partial pressure of Ar was fixed at 90 %,…

Materials Science · Physics 2020-07-07 J. A. Hofer , S. Bengio , G. Rozas , P. D. Pérez , M. Sirena , S. Suárez , N. Haberkorn

Nanoscale polymeric thin films are widely used in diverse applications such as energy devices, flexible electronics and biosensors, where a satisfactory mechanical performance is of vital importance to realize their full functionality. It…

Soft Condensed Matter · Physics 2022-06-29 Zhengyang Zhang , Pei Bai , Yuhan Xiao , Yunlong Guo , Yanming Wang

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 report the evolution of superconducting properties as a function of disorder in homogeneously disordered epitaxial NbN thin films grown on (100) MgO substrates, studied through a combination of electrical transport, Hall Effect and…

In this work, we present the investigation of temperature dependent hall measurement of the ultra thin VO$_2$ films grown on Si/SiO$_2$ substrate. Experimental results suggest that electrons are the predominant carrier both in the…

Materials Science · Physics 2016-09-19 Fangfang Song , B. E. White.

We have measured the magnetotransport properties and Hall effect of a series of epitaxial NbN films grown on (100) oriented single crystalline MgO substrate under different conditions using reactive magnetron sputtering. Hall effect…

Superconductivity · Physics 2008-06-05 S. P. Chockalingam , Madhavi Chand , John Jesudasan , Vikram Tripathi , Pratap Raychaudhuri

We investigated the transport properties under magnetic fields of up to 9 T for FeSe$_{1-x}$Te$_x$ thin films on CaF$_2$. Measurements of the temperature dependence of the electrical resistivity revealed that for $x = 0.2 - 0.4$, where…

Superconductivity · Physics 2016-08-05 Yuichi Sawada , Fuyuki Nabeshima , Yoshinori Imai , Atsutaka Maeda

We report the high-field superconducting properties of thin, disordered Re films via magneto-transport and tunneling density of states measurements. Films with thicknesses in the range of 9 nm to 3 nm had normal state sheet resistances of…

Superconductivity · Physics 2021-01-12 F. N. Womack , D. P. Young , D. A. Browne , G. Catelani , J. Jiang , E. I. Meletis , P. W. Adams

Entropy stabilization has garnered significant attention as a new approach to designing novel materials. Much of the work in this area has focused on bulk ceramic processing, leaving entropy-stabilized thin films relatively underexplored.…

Materials Science · Physics 2020-06-29 Valerie Jacobson , Dave Diercks , Bobby To , Andriy Zakutayev , Geoff Brennecka

We investigate the effects of disorder characterising a superconducting thin film on the proximity-induced superconductivity generated by the film (in, e.g., a semiconductor) based on the exact numerical analysis of a three-dimensional…

Superconductivity · Physics 2022-10-19 Tudor D. Stanescu , Sankar Das Sarma

High-quality thin polycrystalline films of the heavy-fermion compound CeCu_6 were prepared by sputter deposition. The thicker of these films (with thickness up to around 200 nm) reproduce the properties of the bulk compound CeCu_6. As the…

Strongly Correlated Electrons · Physics 2007-05-23 D. Groten , G. J. C. van Baarle , J. Aarts , G. J. Nieuwenhuys , J. A. Mydosh

In this report, we scrutinize the thickness dependent resistivity data from the recent literature on electrical transport measurements in topological insulators. A linear increase in resistivity with increase in thickness is expected in the…

Strongly Correlated Electrons · Physics 2014-09-12 Sourabh Barua , K. P. Rajeev

Silicon tracking detectors have grown to cover larger surface areas up to hundreds of square meters, and are even taking over other sub-detectors, such as calorimeters. However, further improvements in tracking detector performance are more…

Instrumentation and Detectors · Physics 2023-08-09 Sungjoon Kim , Vikas Berry , Jessica Metcalfe , Anirudha V. Sumant
‹ Prev 1 3 4 5 6 7 10 Next ›