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321篇 您的检索式:作者名="TOBIAS R"
    题名 作者 年代 出处 被引量
1Galvanically induced potentials to enable minimal tribochemical wear of stainless steel lubricated with sodium chloride and ionic liquid aqueous solution显示文摘The effect of galvanically induced potentials on the friction and wear behavior of a 1 RK91 stainless steel regarding to tribocorrosion was investigated using an oscillating ball-on-disk tribometer equipped with an electrochemical cell. The aim of this investigation is to develop a water-based lubricant. Therefore 1 molar sodium chloride(NaCl) and 1% 1-ethyl-3-methylimidazolium chloride [C_2 mim][Cl] water solutions were used. Tribological performance at two galvanically induced potentials was compared with the non-polarized state: cathodic potential-coupling with pure aluminum- and anodic potential-coupling with pure copper. Frictional and electrochemical response was recorded during the tests. In addition, wear morphology and chemical composition of the steel were analyzed using scanning electron microscopy(SEM) and X-ray photoelectron spectroscopy(XPS), respectively. The galvanically induced cathodic polarization of the stainless steel surface results in electrochemical corrosion protection and the formation of a tribolayer. Cations from the electrolyte(sodium Na^+ and 1-ethyl- 3-methylimidazolium [C_2 mim]^+) interact and adhere on the surface. These chemical interactions lead to considerably reduced wear using 1 NaC l(86%) and 1% 1-ethyl-3-methylimidazolium chloride [C_2 mim][Cl](74%) compared to the nonpolarized system. In addition, mechanical and corrosive part of wear was identified using this electrochemical technique. Therefore this method describes a promising method to develop water-based lubricants for technical applications.Tobias AMANN Felix GATTI Natalie OBERLE Andreas KAILER Jürgen RüHE 2018Friction2018,6,2:7
2Subcycle control of terahertz waveform polarization using all-optically induced transient metamaterials显示文摘Coherent radiation with frequencies ranging from 0.3 to 30 THz has recently become accessible using femtosecond laser technology.These terahertz(THz)waves have already been applied in spectroscopy and imaging and can be manipulated using static optical elements such as lenses,polarizers and filters.However,ultrafast modulation of THz radiation is required as well,for instance,in short-range wireless communication or for preparing shaped THz transients for the coherent control of numerous material excitations.Here,we demonstrate an all-optically created transient metamaterial that allows us to manipulate the polarization of THz waveforms with subcycle switch-on times.The polarization-modulated pulses are potentially interesting for controlling elementary motions such as the vibration of crystal lattices,the rotation of molecules and the precession of spins.N Kamaraju Andrea Rubano Linke Jian Surajit Saha T Venkatesan Jan Notzold R Kramer Campen Martin Wolf Tobias Kampfrath 2014Light(Science & Applications)2014,3,1:5
3Maize biochars accelerate short-term soil nitrogen dynamics in a loamy sand soil显示文摘Victoria Nelissen Tobias Rütting Dries Huygens Jeroen Staelens Greet Ruysschaert Pascal Boeckx 2012Soil Biology and Biochemistry2012,,:4
4Recognization of gramnegative bacteria an d endotoxin by the innate immune system显示文摘Ulevitch R I Tobias P S 1999Curr Opin Imunol1999,11,:2
5CD14,a receptor for complexes of lipopolysaccharide (LPS) and LPS binding protein显示文摘Wright S D Ramos R A Tobias P S 1990Science1990,249,4975:2
6Evaluation of Free Java-libraries for Social-scientific Agent Based Simulation显示文摘R Tobias and C Hofmann 1999Joumal of Artificial Societies and Social Simulation1999,2,1:1
7Valuing ecotourism in a tropical rainforest reserve显示文摘Tobias D Mendelsohn R 1991AMBIO1991,20,02:1
8Effects of habitat and landscape fragmentation on humans and hiodiversity in densely populated landscapes显示文摘Giulio M D Holderegger R Tobias S 2009Journal o( Environmental Mmagement2009,90,10:1
9Prostate tumor CXCchemokine profile correlates with cell adhesion to endothelium and extracellular matrix显示文摘Tobias E Boma R Christa B 2006Life Sciences2006,78,16:1
10Immune Activation in Patients With Irritable Bowel Syndrome显示文摘Tobias Liebregts Birgit Adam Christoph Bredack Alexander R?th Susanne Heinzel Sue Lester Sarah Downie–Doyle Eric Smith Paul Drew Nicholas J. Talley Gerald Holtmann 2007Gastroenterology2007,,3:1
11Prospective controlled trial of transhepatic biliary endoprosthesis versus by- pass surgery for incurable carcinoma of head of pancreas 显示文摘Bornman P C Harries-Jones E P Tobias R 1986Lancet1986,1,8472:1
12Characterization of R-synuclein interactions with selected aggregation-inhibiting small molecules显示文摘JAMPANI N R VARUN D TOBIAS S U 2008Biochemistry2008,47,:1
13Dexmedetomidine for the treatment of postanesthesia shivering in children显示文摘BLAINE EASLEY R BRADY K M TOBIAS J D 2007Paediatr Anaesth2007,17,4:1
14Dexmedetomidine for the treatment of postanesthesia shivering in children显示文摘Blaine Easley R Brady K M Tobias J D 0,,4:1
15Can the Proximal Femoral Nail be Improved?显示文摘Inger B. 1 8 Phone Fax e-mail: Schipper MD PhD Roger K. J. Simmermacher Tobias Hüttl R?bi Frigg Peter Messmer Michael Schütz Andreas Lenich Chris Werken 2005European Journal of Trauma2005,,3:1
16Extended evaluation of serotonin transporter gene functional polymorphisms in subjects with post-stroke depression 显示文摘Ramasubbu R Tobias R Bech-Hansen NT 2008Can J Psychiatry2008,53,3:1
17Valuing ecotourism in a tropical rain forest reserve显示文摘Tobias D Mendelsohn R 1991AMBIO1991,20,2:1
18Receptor- dependent mecha- nisms of cell stimulation by bacterial endotoxin 显示文摘Ulevitch R J Tobias Ix3 1995An- nu Rev Immunol1995,13,:1
19Microarray analysis of gene expression in metastatic gastric cancer cells after incubation with the methylation inhibitor 5-aza-2′-deoxycytidine显示文摘Jie Chen Christoph R?cken Ludger Klein-Hitpass Tobias G?tze Andreas Leodolter Peter Malfertheiner Matthias P.A. Ebert 2004Clinical & Experimental Metastasis2004,,5:1
20On the LMS algorithm with constant and variable leakage factor in a nonlinear environment 显示文摘Tobias O J Seara R 2006Transactions on Signal Processing2006,54,9:1
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