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Related papers: Multi-layer Ti-based Coating Obtained by Arc PVD M…

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An efficient modified arc plasma method, where a focusing electric field is superimposed on the arc electric field, is optimized for the bulk generation of highly pure multi-walled carbon nanotubes. Raman spectroscopy and thermogravimetric…

We present a novel ion trap fabrication method enabling the realization of multilayer ion traps scalable to an in principle arbitrary number of metal-dielectric levels. We benchmark our method by fabricating a multilayer ion trap with…

The detection of VUV scintillation light, e.g. in (liquid) argon detectors, commonly includes a reflector with a fluorescent coating, converting UV photons to visible light. The light yield of these detectors depends directly on the…

Instrumentation and Detectors · Physics 2015-12-16 Laura Baudis , Giovanni Benato , Rugard Dressler , Francesco Piastra , Ilya Usoltsev , Manuel Walter

The vacuum arc is a well-known technique to produce coating with enhanced adhesion and film density. Many cathodic arc deposition systems are actually in use in industry and research. They all work under (high) vacuum conditions in which…

Superconductivity · Physics 2009-11-10 R. Russo , L. Catani , A. Cianchi , S. Tazzari , J. Langner

Thin Si-doped Al-rich (Al>0.85) regrown Al(Ga)N layers were deposited on AlN on Sapphire template using metal-organic chemical vapor deposition (MOCVD) techniques. The optimization of the deposition conditions such as temperature, V/III…

Thin layers of near-surface nitrogen-vacancy (NV) defects in diamond substrates are the workhorse of NV-based widefield magnetic microscopy, which has applications in physics, geology and biology. Several methods exist to create such NV…

(Al,Cr)2O3 coatings with Al/(Al+Cr) = 0.5 or Al = 70 at.%, doped with 0, 5 or 10 at.% Si, were deposited on hard metal and Si(100) substrates to elucidate the influence of Si on the resulting coatings. The chemical analysis of the coatings…

One prominent structural feature of ionic liquids near surfaces is formation of alternating layers of anions and cations. However, how this layering responds to applied potential is poorly understood. We focus on the structure of…

The present work focuses on the investigation of the thermal stability and structural integrity of amorphous alumina coatings intended for use as protective coatings on cladding tubes in Generation IV nuclear reactors, specifically in the…

Materials Science · Physics 2025-02-19 Magdalena Gaweda , Piotr Jelen , Agata Zaborowska , Ryszard Diduszko , Lukasz Kurpaska

This study aimed to develop a contamination free porous titanium scaffold by a plasma activated sintering within an originally developed TiN coated graphite mold. The surface of porous titanium sheet with or without a coated graphite mold…

Cell Behavior · Quantitative Biology 2010-05-10 Yukimichi Tamaki , Won Sik Lee , Yu Kataoka , Takashi Miyazaki

Tungsten is considered as one of the most promising materials for nuclear fusion reactor chamber applications. Wire + Arc Additive Manufacturing has already demonstrated the ability to deposit defect-free large-scale tungsten structures,…

Boron implantation with in-situ dynamic annealing is used to produce highly conductive sub-surface layers in type IIa (100) diamond plates for the search of a superconducting phase transition. Here we demonstrate that high-fluence MeV…

Materials Science · Physics 2016-06-21 L. H. Willems van Beveren , R. Liu , H. Bowers , K. Ganesan , B. C. Johnson , J. C. McCallum , S. Prawer

Thin p-type Sb-doped ZnO films were grown by filtered vacuum arc deposition (FVAD), on untreated glass samples. The arc cathode was prepared by dissolving Sb into molten Zn. The deposition was performed with 200 A arc current, running for…

Materials Science · Physics 2009-09-29 T. David , S. Goldsmith , R. L. Boxman

Two-dimensional topological insulators (2D TIs) are a highly desired quantum phase but few materials have demonstrated clear signatures of a 2D TI state. It has been predicted that 2D TIs can be created from thin films of three-dimensional…

Mesoscale and Nanoscale Physics · Physics 2023-02-17 Alexander C. Lygo , Binghao Guo , Arman Rashidi , Victor Huang , Pablo Cuadros-Romero , Susanne Stemmer

In order to improve the performance of existing technologies based on single crystal diamond grown by chemical vapour deposition (CVD), and to open up new technologies in fields such as quantum computing or solid state and semiconductor…

Materials Science · Physics 2009-09-08 I. Friel , S. L. Clewes , H. K. Dhillon , N. Perkins , D. J. Twitchen , G. A. Scarsbrook

TiN film was coated on the internal face of racetrack-type ceramic pipe by three different methods: radio-frequency sputtering, DC sputtering and DC magnetron sputtering. The deposition rates of TiN film under different coating methods were…

Accelerator Physics · Physics 2015-01-13 Jie Wang , Yanhui Xu , Bo Zhang , Wei Wei , Le Fan , Xiangtao Pei , Yuanzhi Hong , Yong Wang

In novel Co and CoNi based superalloys, the creep resistance is limited at high temperatures due to low lattice misfit and solvus temperature. In this study, we combined the advantages of Co-Ti (high lattice misfit and solvus temperature)…

Materials Science · Physics 2024-05-10 Zhida Liang , Andreas Stark , Florian Pyczak

A comprehensive study of pulsed nitriding in AISI H13 tool steel at low temperature (400{\deg}C) is reported for several durations. X-ray diffraction results reveal that a nitrogen enriched compound (Epsilon-Fe2-3N, iron nitride) builds up…

Materials Science · Physics 2012-12-17 L. F. Zagonel , J. Bettini , R. L. O. Basso , P. Paredez , H. Pinto , C. M. Lepienski , F. Alvarez

This study presents a comprehensive investigation of chemical, structural, and magnetic properties of Ti/Ni multilayer systems with period thicknesses of 4 nm and 10 nm. Particular attention was paid to the characterization of the…

Nickel carbon based multi-layers are a viable route towards future hard X-ray and soft $\gamma$-ray focusing telescopes. Here, we study the Pulsed Laser Deposition growth conditions of such bilayers by Reflective High Energy Electron…

Materials Science · Physics 2018-01-08 Tjeerd R. J. Bollmann
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