Browsing Τμήμα Μηχανικών Μηχανολογίας και Κατασκευαστικής / Department of Mechanical and Manufacturing Engineering by Author "Rebholz, Claus"
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Article
2009 ICMCTF
Stüber, M.; Pauleau, Yves; Mayrhofer, P.; Rebholz, Claus; Scheibe, H. J. (2009)
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Article
2009 ICMCTF
Stüber, M.; Pauleau, Yves; Mayrhofer, P.; Rebholz, Claus; Scheibe, H. J. (2009)
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Article
Active process control of reactive sputter deposition
Voevodin, A. A.; Stevenson, P.; Rebholz, Claus; Schneider, J. M.; Matthews, A. (1995)Control of the density, composition, ionisation rate and arrival energy of species is one of the main objectives of research in the development of reactive magnetron sputtering. The deposition of the latest generation of ...
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Article
Adaptive VN/Ag nanocomposite coatings with lubricious behavior from 25 to 1000 °c
Aouadi, S. M.; Singh, D. P.; Stone, D. S.; Polychronopoulou, K.; Nahif, F.; Rebholz, Claus; Muratore, C.; Voevodin, A. A. (2010)A two-phase nanocomposite coating that consists of inclusions of silver in a vanadium nitride matrix (VN/Ag) was investigated as a potential adaptive coating with a reduced friction coefficient from 25 to 1000 °C. This ...
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Article
Arc-produced short-length multi-walled carbon nanotubes as “millstones” for the preparation of graphene-like nanoplatelets
Kostoglou, Nikolaos; Ryzhkov, Vladislav; Walters, Ian; Doumanidis, Charalabos; Rebholz, Claus; Mitterer, Christian (2019)Naturally short-length multi-walled Russian-doll-like carbon nanotubes derived by a catalyst-free arc-discharge method were used as nano-sized “cutters” to transform bulk graphitic sheets into thin/few-layered graphene-like ...
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Article
Bimetallic diffusion modeling and temperature regulation during ball milling
Aureli, Matteo; Doumanidis, Constantine C.; Gunduz, I. E.; Hussien, Aseel Gamal Suliman; Liao, Yiliang; Kostoglou, Nikolaos; Rebholz, Claus; Doumanidis, Charalabos C. (2018)This work establishes a computationally efficient model of temperature and diffusion dynamics in ball milled bimetallic Ni-Al particulates. Mechanical contact conditions between adjacent bimetallic domains and temperature ...
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Article
Broom-like and flower-like heterostructures of silver molybdate through pH controlled self assembly
Singh, D. P.; Sirota, B.; Talpatra, S.; Kohli, P.; Rebholz, Claus; Aouadi, S. M. (2012)Silver molybdate microrods are selfassembled into micron sized, broom-like and flowerlike structures. Our investigations indicate that through a simple hydrothermal process, large scale production of such structure is ...
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Article
Brownian-like kinematics of ball milling for particulate structural modeling
Doumanidis, C. C.; Kaabi, H. A. Al; Alzaabi, A. S. M.; Gunduz, I. E.; Rebholz, Claus; Doumanidis, C. C. (2016)Ball milling motion has been previously studied through computationally expensive, off-line experimental video processing and numerical simulations by the discrete element method. This research establishes a more efficient ...
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Article
Characterisation and tribological evaluation of nitrogen-containing molybdenum-copper PVD metallic nanocomposite films
Joseph, M. C.; Tsotsos, C.; Baker, M. A.; Kench, P. J.; Rebholz, Claus; Matthews, A.; Leyland, A. (2005)This paper reports on the structural, mechanical and tribological properties of molybdenum-copper nanocomposite films 'doped' with small amounts of nitrogen, which contain either no nitride phase (i.e. the nitrogen is held ...
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Article
Comparative tribology studies of hard ceramic and composite metal-DLC coatings in sliding friction conditions
Voevodin, A. A.; Rebholz, Claus; Matthews, A. (1995)The design of anti-friction coatings able to perform well in different wear conditions without lubricants requires a combination of adequate hardness and toughness, good adhesion, a low friction coefficient and a low wear ...
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Article
Composite DLC-metal/metal-carbide coatings produced by electron enhanced unbalanced magnetron sputtering
Rebholz, Claus; Ziegele, H.; Voevodin, A. A.; Schneider, J. M.; Matthews, A. (1997)Composite coatings consisting of metal containing diamond like carbons were produced by unbalanced magnetron sputtering in a closed field magnetic configuration. Targets of Pta and W were poisoned with acetylene during the ...
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Article
Correlation of elastic modulus, hardness and density for sputtered TiAlBN thin films
Rebholz, Claus; Leyland, A.; Matthews, A.; Charitidis, C.; Logothetidis, S.; Schneider, D. (2006)This paper describes the correlation between the elastic modulus, hardness and density of mainly X-ray amorphous TiAlxByNz (0.29 ≤ x ≤ 1.32
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Article
Deposition and characterisation of carbon-containing tungsten coatings prepared by reactive magnetron sputtering
Rebholz, Claus; Schneider, J. M.; Ziegele, H.; Rähle, B.; Leyland, A.; Matthews, A. (1998)Carbon-containing tungsten coatings were deposited by magnetron sputtering onto AISI 316 stainless steel substrates in Ar/C2H2 gas mixtures. Optical emission spectroscopy was used to control the C2H2 gas flow. The goal of ...
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Article
Deposition and characterisation of TiAlBN coatings produced by direct electron-beam evaporation of Ti and Ti-Al-B-N material from a twin crucible source
Rebholz, Claus; Leyland, A.; Matthews, A. (1999)TiAlBN coatings were synthesised by evaporating Ti and hot isostatically pressed TiAl0.68B3.67N2.44 material from a twin crucible source in an Ar plasma at 450°C. A combination of optical emission spectroscopy and partial ...
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Article
Deposition and characterization of nitrogen containing stainless steel coatings prepared by reactive magnetron sputtering
Schneider, J. M.; Rebholz, Claus; Voevodin, A. A.; Leyland, A.; Matthews, A. (1996)Nitrogen containing austenitic stainless steel coatings were deposited with nitrogen concentrations up to 14.1 at% using electron enhanced closed field unbalanced DC magnetron sputtering. The reactive gas flow was controlled ...
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Article
Deposition and nanotribological characterization of Sub-100-nm thick protective Ti-based coatings for miniature applications
Polychronopoulou, K.; Lee, J.; Tsotsos, C.; Demas, N. G.; Meschewski, R. L.; Rebholz, Claus; Polycarpou, A. A. (2011)Ti-based protective thin films with thicknesses below 100 nm, intended for miniature applications were deposited using physical vapor deposition magnetron sputtering. X-ray diffraction (XRD), scanning electron microscopy, ...
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Article
Editorial: ICMCTF 2011 — Preface
Stüber, Michael; Abadias, Gregory; Muratore, C.; Petrov, Ivan; Rebholz, Claus (2011)
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Article
The effect of boron additions on the tribological behaviour of TiN coatings produced by electron-beam evaporative PVD
Rebholz, Claus; Leyland, A.; Larour, P.; Charitidis, C.; Logothetidis, S.; Matthews, A. (1999)TiN coatings containing small amounts of boron were synthesized by electron beam evaporating a Ti-B alloy material from a single crucible source into a plasma comprising Ar or an Ar/N2 mixture at a substrate temperature ...
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Article
Effect of Cu Content on the Structure, and Performance of Substoichiometric Cr-N Coatings [electronic resource]
Polychronopoulou, Kyriaki; Rebholz, Claus; Polycarpou, Andreas A.; Demas, Nicholaos G.; Gibson, Peter N. (2010)Cu-Cr-N coatings with Cu contents between 3 and 65 at.%, Cu/Cr ratios in the 0.04-4.5 range and 21-27 at.% N, synthesized by twin electron-beam Physical Vapor Deposition at 450 ℗'C, were investigated and compared against ...
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Conference Object
Effect of Cu content on the tribological performance of Cr-N coatings at high temperatures (840°C)
Polychronopoulou, K.; Rebholz, Claus; Demas, N. G.; Polycarpou, A. A.; Gibson, P. N. (Affiliation: Department of Mechanical and Manufacturing Eng., University of Cyprus, Nicosia, CyprusAffiliation: Department of Mechanical Science and Eng., University of Illinois at Urbana-Champaign, Urbana, IL, United StatesAffiliation: Institute for Health and Consumer Protection, Joint Res. Centre of the European Commission, Ispra (VA), ItalyCorrespondence Address: Polychronopoulou, K.Department of Mechanical and Manufacturing Eng., University of Cyprus, Nicosia, Cyprus, 2010)Cr-N and Cu-Cr-N coatings with Cu content between 3-65 at.%, Cu/Cr ratios in the 0.04-4.5 range and 21-27 at.% N, synthesized by twin e-beam Physical Vapor Deposition (EBPVD) at 450°C, were investigated. Using X-ray ...