Search Results - "Amann, Tobias"

Wear of abrasive media and its effect on abrasive flow machining results by Bremerstein, Tina, Potthoff, Annegret, Michaelis, Alexander, Schmiedel, Christian, Uhlmann, Eckart, Blug, Bernhard, Amann, Tobias

“…Abrasive media were examined before and after application in abrasive flow machining to evaluate the wear of media due to the machining process. Both media…”
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Superlubricity of 1,3-diketone based on autonomous viscosity control at various velocities by Li, Ke, Zhang, Shumin, Liu, Deshuang, Amann, Tobias, Zhang, Chenhui, Yuan, Chengqing, Luo, Jianbin

“…Superlubricity, especially achieved using oil-based materials, is of great significance for the reliability of mechanical systems. In this study, the…”
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Thickening Properties of Carboxymethyl Cellulose in Aqueous Lubrication by Michaelis, Jan Ulrich, Kiese, Sandra, Amann, Tobias, Folland, Christopher, Asam, Tobias, Eisner, Peter

“…Increasingly restricted availability and environmental impact of mineral oils have boosted the interest in sustainable lubrication. In this study, the…”
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Macroscopic Friction Studies of Alkylglucopyranosides as Additives for Water-Based Lubricants by Chen, Wei, Amann, Tobias, Kailer, Andreas, Rühe, Jürgen

“…Water-based lubricants might become an interesting alternative to conventional oil-based lubricants and help to reduce wear as well as improve the energy…”
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Load and velocity boundaries of oil-based superlubricity using 1,3-diketone by Yuan, Yuyang, Amann, Tobias, Xu, Yuwen, Zhang, Yan, Chen, Jingfu, Yuan, Chenqing, Li, Ke

“…The clarification of the critical operating conditions and the failure mechanism of superlubricity systems is of great significance for seeking appropriate…”
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Complex fluids in tribology to reduce friction: Mesogenic fluids, ionic liquids and ionic liquid crystals by Amann, Tobias, Dold, Christian, Kailer, Andreas

“…The tribological behavior of complex fluids was investigated to study the mechanisms, which cause low friction values. Therefore reciprocating sliding tests…”
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Galvanically induced potentials to enable minimal tribochemical wear of stainless steel lubricated with sodium chloride and ionic liquid aqueous solution by Amann, Tobias, Gatti, Felix, Oberle, Natalie, Kailer, Andreas, Rühe, Jürgen

“…The effect of galvanically induced potentials on the friction and wear behavior of a 1RK91 stainless steel regarding to tribocorrosion was investigated using…”
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Investigation of Programmable Friction with Ionic Liquid Mixtures at the Nano- and Macroscales by Gatti, Felix Joachim, Cai, Wanhao, Herzog, Richard, Gharavian, Amirmasoud, Kailer, Andreas, Baltes, Norman, Rabenecker, Peter, Mörchel, Philipp, Balzer, Bizan N., Amann, Tobias, Rühe, Jürgen

“…Non-mechanical stimuli are used to directly control or program the friction properties of tribosystems. For this purpose, an ionic liquid is used as a…”
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Macroscopic Superlow Friction of Steel and Diamond-Like Carbon Lubricated with a Formanisotropic 1,3-Diketone by Amann, Tobias, Kailer, Andreas, Oberle, Natalie, Li, Ke, Walter, Michael, List, Mathias, Rühe, Jürgen

“…Energy dissipation due to friction and wear is reducing the energy efficiency and reliability of mechanical systems. Thus, great efforts are being made to…”
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Macroscopic Oil-Based Superlubricity Achieved on Steel Surfaces with the Roughness of Engineering Level by Li, Jiayang, Yuan, Yuyang, Amann, Tobias, Yuan, Chengqing, Li, Ke

“…In this work, the lubricating performance of 1,3-diketone oil was tested on steel surfaces with roughness grades in three different orders of magnitude. The…”
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Synergistic Effect of 1,3-diketone Fluid and Carbon-based Nanoparticles as Hybrid Eco-friendly Additives in Polyalphaolefin Oil by Li, Ke, Yang, Yan, Amann, Tobias, Yuan, Chengqing

“…Considering the growing demand for eco-friendly lubricating additives, this work investigated 1,3-diketone fluid (EPND) as a novel surface-active additive,…”
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Analysis of mechanical and chemical mechanisms on cavitation erosion-corrosion of steels in salt water using electrochemical methods by Amann, Tobias, Waidele, M., Kailer, Andreas

“…Cavitation erosion-corrosion causes damage and removal of material especially in rotors of centrifugal pumps, water turbines, as well as in control valves and…”
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Tribological behavior of cellulose nanocrystal as an eco-friendly additive in lithium-based greases by Li, Jingwen, Lin, Ning, Du, Chen, Ge, Yue, Amann, Tobias, Feng, Hao, Yuan, Chengqing, Li, Ke

“…The development of eco-friendly lubricant additives is of great significance for environmental protection. In this study, cellulose nanocrystal (CNC) was…”
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Ultralow Friction of Mesogenic Fluid Mixtures in Tribological Reciprocating Systems by Amann, Tobias, Kailer, Andreas

“…Tribological systems that are lubricated with mesogenic fluids may exhibit ultralow friction coefficients. This effect, which has not yet been well examined,…”
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Ultralow friction of 5CB liquid crystal on steel surfaces using a 1,3-diketone additive by Yang, Jinwan, Yuan, Yuyang, Li, Ke, Amann, Tobias, Wang, Chun, Yuan, Chengqing, Neville, Anne

“…Liquid crystals (LCs) are considered attractive lubricating materials due to their controllable molecular alignment and rheological behavior using an external…”
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Enhanced superlubricity of 1,3-diketone oil by doping polydopamine functionalized silica nano-additive by Xu, Yuwen, Nie, Zhongmin, Li, Junsheng, Du, Chen, Amann, Tobias, Yuan, Chengqing, Li, Ke

“…1,3-Diketone is a promising oil-based superlubricity material on steel surfaces. However, the achievement of its superlubricity is limited within a particular…”
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Tribological Investigations of Silicon Nitride Lubricated by Ionic Liquid Aqueous Solutions by Kurz, Johannes, Amann, Tobias, Kailer, Andreas

“…Water-lubricated ceramic components are promising material combinations for tribological applications because they are wear resistant and can exhibit low…”
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Improved boundary lubrication of perfluoropolyether using fluoropolymer-grafted cellulose nanocrystal by Ge, Yue, Lin, Ning, Du, Chen, Amann, Tobias, Feng, Hao, Yuan, Chengqing, Li, Ke

“…As the thickener for fluorine greases, polytetrafluoroethylene (PTFE) powder performs insufficient load-carrying capacity and limited assistance for friction…”
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Towards programmable friction: control of lubrication with ionic liquid mixtures by automated electrical regulation by Gatti, Felix, Amann, Tobias, Kailer, Andreas, Baltes, Norman, Rühe, Jürgen, Gumbsch, Peter

“…For mechanical systems in relative motion it would be fascinating if a non-mechanical stimulus could be used to directly control friction conditions…”
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Thin-Film Lubrication in the Water/Octyl β‑d‑Glucopyranoside System: Macroscopic and Nanoscopic Tribological Behavior by Chen, Wei, Amann, Tobias, Kailer, Andreas, Rühe, Jürgen

“…The friction properties of the water-based surfactant system C8 (octyl β-d-glucopyranoside) are investigated both at the macro- and nanoscale in ring-on-plate…”
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