TY - JOUR A1 - Staat, Manfred T1 - Plastic collapse analysis of longitudinally flawed pipes and vessels N2 - Improved collapse loads of thick-walled, crack containing pipes and vessels are suggested. Very deep cracks have a residual strength which is better modelled by a global limit load. In all burst tests, the ductility of pressure vessel steels was sufficiently high whereby the burst pressure could be predicted by limit analysis with no need to apply fracture mechanics. The relative prognosis error increases however, for long and deep defects due to uncertainties of geometry and strength data. KW - Druckbehälter KW - Stahl KW - Druckbelastung KW - Druckbeanspruchung KW - Rohr KW - Rohrbruch KW - Druckbehälter KW - Stahl KW - Druckbelastung KW - Druckbeanspruchung KW - Rohrbruch KW - Fehlerstellen KW - pipes KW - vessels KW - load limit KW - burst tests KW - burst pressure KW - flaw Y1 - 2004 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Schubert, J A1 - Kloock, Joachim P. A1 - Zander, W. A1 - Mourzina, Y. G. A1 - Legin, A. A1 - Vlasov, Y. G. A1 - Lüth, H. T1 - Innovative thin film techniques for microfabricating electrochemical sensors JF - Lecture Notes of the ICB Seminars Y1 - 2002 SP - 55 EP - 66 PB - MCB CY - Warsaw ER - TY - JOUR A1 - Schöning, Michael Josef T1 - Silicon-based biochemical sensors JF - CNI - The Center of Nanoelectronic Systems for Information Technology Y1 - 2003 SP - 165 EP - 170 PB - Foschungszentrum Jülich ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Lüth, H. T1 - Microfabricated semiconductor structures – Advances in (bio-)chemical sensing JF - Coupling of biological and electronic systems : proceedings of the 2nd Caesarium, Bonn, November 1 - 3, 2000 / Karl-Heinz Hoffmann, ed. Y1 - 2002 SN - 3-540-43699-5 SP - 79 EP - 92 PB - Springer CY - Berlin [u.a.] ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Schubert, Joachim P. A1 - Kloock, Joachim P. A1 - Zander, W. A1 - Mourzina, Y. G. A1 - Legin, A. A1 - Vlasov, Y. G. A1 - Lüth, H. T1 - Innovative thin film techniques for microfabricating electrochemical sensors JF - Biocybernetics and Biomedical Engineering. 21 (2001), H. 4 Y1 - 2001 SN - 0208-5216 SP - 107 EP - 119 ER - TY - JOUR A1 - Schroth, P. A1 - Weißbecker, B. A1 - Schütz, S. A1 - Ecken, H. A1 - Yoshinobu, T. A1 - Lüth, H. A1 - Schöning, Michael Josef T1 - Bioelectronic signal processing - intact chemoreceptors coupled to field-effect devices JF - Lecture Notes of the ICB Seminars Y1 - 2002 SP - 28 EP - 42 PB - MCB CY - Warsaw ER - TY - JOUR A1 - Schroth, P. A1 - Weißbecker, B. A1 - Schütz, S. A1 - Ecken, H. A1 - Yoshinobu, T. A1 - Lüth, H. A1 - Schöning, Michael Josef T1 - Bioelectronic signal processing - intact chemoreceptors coupled to field-effect devices JF - Biocybernetics and Biomedical Engineering. 21 (2001), H. 3 Y1 - 2001 SN - 0208-5216 SP - 27 EP - 42 ER - TY - JOUR A1 - Schöning, Michael Josef T1 - Novel approaches to design siliconbased field-effect sensors JF - Electrochemical Microsystem Technologies, New Trends in Electrochemistry Vol. 2 Y1 - 2002 SP - 384 EP - 408 PB - Taylor & Francis CY - London New York ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Lüth, H. T1 - Novel concepts for silicon-based biosensors JF - Physica Status Solidi (A) (2001) Y1 - 2001 SN - 0031-8965 SP - 65 EP - 77 ER - TY - JOUR A1 - Staat, Manfred T1 - Direct FEM Limit and Shakedown Analysis with Uncertain Data N2 - The structural reliability with respect to plastic collapse or to inadaptation is formulated on the basis of the lower bound limit and shakedown theorems. A direct definition of the limit state function is achieved which permits the use of the highly effective first order reliability methods (FORM) is achieved. The theorems are implemented into a general purpose FEM program in a way capable of large-scale analysis. The limit state function and its gradient are obtained from a mathematical optimization problem. This direct approach reduces considerably the necessary knowledge of uncertain technological input data, the computing time, and the numerical error, leading to highly effective and precise reliability analyses. KW - Finite-Elemente-Methode KW - Einspielen KW - FEM KW - Einspielanalyse KW - shakedown KW - limit load KW - reliability analysis KW - FEM KW - direct method Y1 - 2000 ER - TY - JOUR A1 - Vu, Duc-Khoi A1 - Staat, Manfred T1 - An algorithm for shakedown analysis of structure with temperature dependent yield stress N2 - This work is an attempt to answer the question: How to use convex programming in shakedown analysis of structures made of materials with temperature-dependent properties. Based on recently established shakedown theorems and formulations, a dual relationship between upper and lower bounds of the shakedown limit load is found, an algorithmfor shakedown analysis is proposed. While the original problem is neither convex nor concave, the algorithm presented here has the advantage of employing convex programming tools. KW - Einspielen KW - Temperaturabhängigkeit KW - Fließgrenze KW - Shakedown KW - shakedown analysis KW - yield stress Y1 - 2004 ER - TY - JOUR A1 - Kühn, Raoul-Roman A1 - Haugner, Werner A1 - Staat, Manfred A1 - Sponagel, Stefan T1 - A Two Phase Mixture Model based on Bone Observation N2 - An optimization method is developed to describe the mechanical behaviour of the human cancellous bone. The method is based on a mixture theory. A careful observation of the behaviour of the bone material leads to the hypothesis that the bone density is controlled by the principal stress trajectories (Wolff’s law). The basic idea of the developed method is the coupling of a scalar value via an eigenvalue problem to the principal stress trajectories. On the one hand this theory will permit a prediction of the reaction of the biological bone structure after the implantation of a prosthesis, on the other hand it may be useful in engineering optimization problems. An analytical example shows its efficiency. KW - Knochen KW - Knochenbildung KW - Knochenchirugie KW - Strukturanalyse KW - Schwammknochen KW - Knochendichte KW - Wolffsches Gesetz KW - bone structure KW - bone density KW - Wolff's Law KW - cancellous bone Y1 - 2004 ER - TY - JOUR A1 - Baroud, G. A1 - Wu, J.Z. A1 - Bohner, M A1 - Sponagel, Stefan A1 - Steffen, T. T1 - How to determine the permeability for cement infiltration into osteoporotic cancellous bone JF - Medical Engineering & Physics. 25 (2003), H. 4 N2 - Cement augmentation is an emerging surgical procedure in which bone cement is used to infiltrate and reinforce osteoporotic vertebrae. Although this infiltration procedure has been widely applied, it is performed empirically and little is known about the flow characteristics of cement during the injection process. We present a theoretical and experimental approach to investigate the intertrabecular bone permeability during the infiltration procedure. The cement permeability was considered to be dependent on time, bone porosity, and cement viscosity in our analysis. In order to determine the time-dependent permeability, ten cancellous bone cores were harvested from osteoporotic vertebrae, infiltrated with acrylic cement at a constant flow rate, and the pressure drop across the cores during the infiltration was measured. The viscosity dependence of the permeability was determined based on published experimental data. The theoretical model for the permeability as a function of bone porosity and time was then fit to the testing data. Our findings suggest that the intertrabecular bone permeability depends strongly on time. For instance, the initial permeability (60.89 mm4/N.s) reduced to approximately 63% of its original value within 18 seconds. This study is the first to analyze cement flow through osteoporotic bone. The theoretical and experimental models provided in this paper are generic. Thus, they can be used to systematically study and optimize the infiltration process for clinical practice. KW - Osteoporose KW - Permeabilität KW - Viskose Strömung KW - Viskosität KW - Vertebroplastie KW - Cement infiltration KW - Vertebroplasty KW - Osteoporosis KW - Permeability KW - Experiment KW - Analysis KW - Viscous flow Y1 - 2003 SN - 1350-4533 SP - 283 EP - 288 ER - TY - JOUR A1 - Staat, Manfred T1 - Cyclic plastic deformation tests to verify FEM-based shakedown analyses N2 - Fatigue analyses are conducted with the aim of verifying that thermal ratcheting is limited. To this end it is important to make a clear distintion between the shakedown range and the ratcheting range (continuing deformation). As part of an EU-supported research project, experiments were carried out using a 4-bar model. The experiment comprised a water-cooled internal tube, and three insulated heatable outer test bars. The system was subjected to alternating axial forces, superimposed with alternating temperatures at the outer bars. The test parameters were partly selected on the basis of previous shakedown analyses. During the test, temperatures and strains were measured as a function of time. The loads and the resulting stresses were confirmed on an ongoing basis during performance of the test, and after it. Different material models were applied for this incremental elasto-plastic analysis using the ANSYS program. The results of the simulation are used to verify the FEM-based shakedown analysis. KW - Materialermüdung KW - Einspielen KW - Materialermüdung KW - shakedown analyses KW - thermal ratcheting KW - fatigue analyses Y1 - 2001 ER - TY - JOUR A1 - Staat, Manfred T1 - Local and global collapse pressure of longitudinally flawed pipes and cylindrical vessels N2 - Limit loads can be calculated with the finite element method (FEM) for any component, defect geometry, and loading. FEM suggests that published long crack limit formulae for axial defects under-estimate the burst pressure for internal surface defects in thick pipes while limit loads are not conservative for deep cracks and for pressure loaded crack-faces. Very deep cracks have a residual strength, which is modelled by a global collapse load. These observations are combined to derive new analytical local and global collapse loads. The global collapse loads are close to FEM limit analyses for all crack dimensions. KW - Finite-Elemente-Methode KW - Grenzwertberechnung KW - Axialbelastung KW - FEM KW - Grenzwertberechnung KW - Axialbelastung KW - Traglastanalyse KW - Limit analysis KW - Global and local collapse KW - Axially cracked pipe KW - Pressure loaded crack-face Y1 - 2005 ER - TY - JOUR A1 - Staat, Manfred T1 - Direct finite element route for design-by-analysis of pressure components N2 - In the new European standard for unfired pressure vessels, EN 13445-3, there are two approaches for carrying out a Design-by-Analysis that cover both the stress categorization method (Annex C) and the direct route method (Annex B) for a check against global plastic deformation and against progressive plastic deformation. This paper presents the direct route in the language of limit and shakedown analysis. This approach leads to an optimization problem. Its solution with Finite Element Analysis is demonstrated for mechanical and thermal actions. One observation from the examples is that the so-called 3f (3Sm) criterion fails to be a reliable check against progressive plastic deformation. Precise conditions are given, which greatly restrict the applicability of the 3f criterion. KW - Einspielen KW - Plastizität KW - Deformation KW - Analytischer Zulaessigkeitsnachweis KW - Einspiel-Analyse KW - fortschreitende plastische Deformation KW - alternierend Verformbarkeit KW - Einspiel-Kriterium KW - Design-by-analysis KW - Shakedown analysis KW - Progressive plastic deformation KW - Alternating plasticity KW - Shakedown criterion Y1 - 2005 ER - TY - JOUR A1 - Staat, Manfred T1 - Shakedown and ratchetting under tension-torsion loadings: analysis and experiments N2 - Structural design analyses are conducted with the aim of verifying the exclusion of ratchetting. To this end it is important to make a clear distinction between the shakedown range and the ratchetting range. The performed experiment comprised a hollow tension specimen which was subjected to alternating axial forces, superimposed with constant moments. First, a series of uniaxial tests has been carried out in order to calibrate a bounded kinematic hardening rule. The load parameters have been selected on the basis of previous shakedown analyses with the PERMAS code using a kinematic hardening material model. It is shown that this shakedown analysis gives reasonable agreement between the experimental and the numerical results. A linear and a nonlinear kinematic hardening model of two-surface plasticity are compared in material shakedown analysis. KW - Einspielen KW - Einspielen KW - Ratchetting KW - Zug-Druck Belastung KW - shakedown KW - ratchetting KW - tension–torsion loading Y1 - 2003 ER - TY - JOUR A1 - Staat, Manfred T1 - Basis Reduction for the Shakedown Problem for Bounded Kinematic Hardening Material N2 - Limit and shakedown analysis are effective methods for assessing the load carrying capacity of a given structure. The elasto–plastic behavior of the structure subjected to loads varying in a given load domain is characterized by the shakedown load factor, defined as the maximum factor which satisfies the sufficient conditions stated in the corresponding static shakedown theorem. The finite element dicretization of the problem may lead to very large convex optimization. For the effective solution a basis reduction method has been developed that makes use of the special problem structure for perfectly plastic material. The paper proposes a modified basis reduction method for direct application to the two-surface plasticity model of bounded kinematic hardening material. The considered numerical examples show an enlargement of the load carrying capacity due to bounded hardening. KW - Finite-Elemente-Methode KW - Einspielen KW - Basis Reduktion KW - konvexe Optimierung KW - FEM KW - Druckgeräte KW - Basis reduction KW - Convex optimization KW - FEM KW - Shakedown analysis Y1 - 2000 ER - TY - JOUR A1 - Staat, Manfred T1 - LISA - a European project for FEM-based limit and shakedown analysis N2 - The load-carrying capacity or the safety against plastic limit states are the central questions in the design of structures and passive components in the apparatus engineering. A precise answer is most simply given by limit and shakedown analysis. These methods can be based on static and kinematic theorems for lower and upper bound analysis. Both may be formulated as optimization problems for finite element discretizations of structures. The problems of large-scale analysis and the extension towards realistic material modelling will be solved in a European research project. Limit and shakedown analyses are briefly demonstrated with illustrative examples. KW - Einspielen KW - Traglast KW - Finite-Elemente-Methode KW - Traglastanalyse KW - Einspielanalyse KW - FEM KW - limit analysis KW - shakedown analysis Y1 - 2001 ER - TY - JOUR A1 - Bassam, Rasha A1 - Artmann, Gerhard A1 - Hescheler, Jürgen A1 - Graef, T. A1 - Temiz Artmann, Aysegül A1 - Porst, Dariusz A1 - Linder, Peter A1 - Kayser, Peter A1 - Arinkin, Vladimir A1 - Gossmann, Matthias A1 - Digel, Ilya T1 - Alterations in human hemoglobin structure related to red blood cell storage N2 - The importance of the availability of stored blood or blood cells, respectively, for urgent transfusion cannot be overestimated. Nowadays, blood storage becomes even more important since blood products are used for epidemiological studies, bio-technical research or banked for transfusion purposes. Thus blood samples must not only be processed, stored, and shipped to preserve their efficacy and safety, but also all parameters of storage must be recorded and reported for Quality Assurance. Therefore, blood banks and clinical research facilities are seeking more accurate, automated means for blood storage and blood processing. KW - Hämoglobin KW - Hämoglobinstruktur KW - Blutzellenlagerung KW - Hemoglobin structure KW - Red blood cell storage Y1 - 2011 ER - TY - JOUR A1 - Preiß, C. A1 - Linder, Peter A1 - Wendt, K. A1 - Krystek, M. A1 - Digel, Ilya A1 - Gossmann, Matthias A1 - Temiz Artmann, Aysegül A1 - Porst, Dariusz A1 - Kayser, Peter A1 - Bassam, Rasha A1 - Artmann, Gerhard T1 - Engineering technology for plant physiology and plant stress research N2 - Plant physiology and plant stress: Plant physiology will be much more important for human mankind because of yield and cultivation limits of crops determined by their resistance to stress. To assess and counteract various stress factors it is necessary to conduct plant research to gain information and results on plant physiology. KW - Pflanzenphysiologie KW - Pflanzenstress KW - Pflanzenscanner KW - plant stress KW - plant scanner Y1 - 2011 ER - TY - JOUR A1 - Seifarth, Volker A1 - Schehl, D. A1 - Linder, Peter A1 - Gossmann, Matthias A1 - Digel, Ilya A1 - Artmann, Gerhard A1 - Porst, Dariusz A1 - Preiß, C. A1 - Kayser, Peter A1 - Pack, O. A1 - Temiz Artmann, Aysegül T1 - Ureplace: development of a bioreactor for in vitro culturing of cell seeded tubular vessels on collagen scaffolds N2 - The demand of replacements for inoperable organs exceeds the amount of available organ transplants. Therefore, tissue engineering developed as a multidisciplinary field of research for autologous in-vitro organs. Such three dimensional tissue constructs request the application of a bioreactor. The UREPLACE bioreactor is used to grow cells on tubular collagen scaffolds OPTIMAIX Sponge 1 with a maximal length of 7 cm, in order to culture in vitro an adequate ureter replacement. With a rotating unit, (urothelial) cells can be placed homogeneously on the inner scaffold surface. Furthermore, a stimulation is combined with this bioreactor resulting in an orientation of muscle cells. These culturing methods request a precise control of several parameters and actuators. A combination of a LabBox and the suitable software LabVision is used to set and conduct parameters like rotation angles, velocities, pressures and other important cell culture values. The bioreactor was tested waterproof successfully. Furthermore, the temperature controlling was adjusted to 37 °C and the CO2 - concentration regulated to 5 %. Additionally, the pH step responses of several substances showed a perfect functioning of the designed flow chamber. All used software was tested and remained stable for several days. KW - Tissue Engineering KW - Bioreaktor KW - Organkultur KW - Harnleiter Y1 - 2011 ER - TY - JOUR A1 - Zhubanova, Azhar A. A1 - Aknazarov, S. K. A1 - Mansurov, Zulkhair A1 - Digel, Ilya A1 - Kozhalakova, A. A. A1 - Akimbekov, Nuraly S. A1 - O'Heras, Carlos A1 - Tazhibayeva, S. A1 - Artmann, Gerhard A1 - Temiz Artmann, Aysegül T1 - Adsorption of bacterial Lipopolysaccharides and blood plasma proteins on modified carbonized materials N2 - Bacterial lipopolysaccharides (endotoxins) show strong biological effects at very low concentrations in human beings and many animals when entering the blood stream. These include affecting structure and function of organs and cells, changing metabolic functions, raising body temperature, triggering the coagulation cascade, modifying hemodynamics and causing septic shock. Because of this toxicity, the removal of even minute amounts is essential for safe parenteral administration of drugs and also for septic shock patients' care. The absence of a general method for endotoxin removal from liquid interfaces urgently requires finding new methods and materials to overcome this gap. Nanostructured carbonized plant parts is a promising material that showed good adsorption properties due to its vast pore network and high surface area. The aim of this study was comparative measurement of endotoxin- and blood proteins-related adsorption rate and adsorption capacity for different carboneous materials produced at different temperatures and under different surface modifications. As a main surface modificator, positively cbarged polymer, polyethileneimine (PEl) was used. Activated carbon materials showed good adsorption properties for LPS and some proteins used in the experiments. During the batch experiments, several techniques (dust removal, autoclaving) were used and optimized for improving the material's adsorption behavior. Also, with the results obtained it was possible to differentiate the materials according to their adsorption capacity and kinetic characteristics. Modification of the surface apparently has not affected hemoglobin binding to the adsorbent's surface. Obtained adsorption isotherms can be used as a powerful tool for designing of future column-based setups for blood purification from LPS, which is especially important for septic shock treatment. KW - Kohlenstofffaser KW - Lipopolysaccharide KW - nanostrukturierte carbonisierte Pflanzenteile KW - lipopolysaccharides KW - nanostructured carbonized plant parts Y1 - 2010 ER - TY - JOUR A1 - Staat, Manfred A1 - Ballmann, J. T1 - Computation of impacts on elastic solids by methods of bicharacteristics JF - Computational Mechanics '88 : theory and applications ; proceedings of the International Conference on Computational Engineering Science April 10-14, 1988, Atlanta, GA, USA ; vol. 2 N2 - Shock waves, explosions, impacts or cavitation bubble collapses may generate stress waves in solids causing cracks or unexpected dammage due to focussing, physical nonlinearity or interaction with existing cracks. There is a growing interest in wave propagation, which poses many novel problems to experimentalists and theorists. KW - Bicharakteristikenverfahren KW - Elastizität KW - elastic solids KW - bicharacteristics Y1 - 1988 SP - 1719 EP - 1722 ER - TY - JOUR A1 - Levers, A. A1 - Staat, Manfred A1 - Laack, Walter van T1 - Analyse der Langzeitwirkung der MBST® KernspinResonanzTherapie bei Gonarthrose T1 - Analysis of the Long-term Effect of the MBST® Nuclear Magnetic Resonance Therapy on Gonarthrosis N2 - Originalausgabe: Orthopädische Praxis Jg. 47. 2011 H. 11; S. 536-543. Mit freundlicher Genehmigung des Verlags Zusammenfassung: Auf der Basis von Patientenabfragen mittels Fragebogen zum Schmerzempfinden und zur Einschränkung bei Aktivitäten des alltäglichen Lebens wird die Langzeitwirkung der MBST® KernspinResonanz-Therapie bei Gonarthrose untersucht. An der Studie nahmen 39 Patienten teil, bei denen die Therapie bis zu vier Jahre zurückliegt. Neben einer Gesamtbetrachtung wird der Erfolg auch in Abhängigkeit von Alter, Geschlecht und sportlicher Aktivität analysiert. Insgesamt weist die Studie auf eine anhaltende Verbesserung des Gesundheitszustands mit zum Teil deutlicher Schmerzlinderung auch noch nach vier Jahren hin, jedoch mit einer leichten Schmerzzunahme gegen Ende des Untersuchungszeitraums von vier Jahren. Eine tendenziell positivere Wirkung bei Frauen, älteren Menschen oder auch sportlich nicht-aktiven Patienten lässt auf eine mögliche Beeinflussung des Erfolgs der Therapie durch (Über-)Belastung im Alltag schließen. Ein zusätzlich positiver Effekt der Therapie auf die Knochendichte ist ebenfalls denkbar, dies bleibt jedoch offen. N2 - Original edition: Orthopädische Praxis Vol. 47. 2011 Issue 11; P. 536-543. On the friendly authority of the publisher. Abstract: Based upon a questionnaire for patient-queries regarding pain-sensation and activity-restrictions during everyday task, the long-term effect of MBST® nuclear magnetic resonance therapy is studied in osteoarthritis of the knee. 39 patients, whose therapy dates back up to four years, participated in the study. In addition to an overall view, the success of this therapy is also analyzed regarding age, gender and physical activities. Overall, the study pointed out a sustained improvement in the patients´ local health-status with a significant pain-relief even after four years, but also with a slight increase in pain towards the end of that four-year period. There tends to be more positive effect on women, on elderly of also on even non-sports-active patients which suggest a possible influence by daily (over)-stressing on the success of the therapy. An additional positive effect of the therapy on bone density is also conceivable, however, this remains open. KW - Kniegelenkarthrose KW - Gonarthrose KW - MBST KW - Arthosetherapie KW - gonarthrosis KW - MBST KW - arthrosis therapy Y1 - 2011 ER - TY - JOUR A1 - Gorissen, P. A1 - Staat, Manfred A1 - Laack, Walter van T1 - Experimentelle Kraftmessungen als Beitrag zur Wirksamkeitsbeurteilung von Schienbeinschonern im Fußballsport T1 - Experimental measurement of forces as a contribution to evaluate the effectiveness of shin guards in soccer JF - OUP Zeitschrift für die orthopädische und unfallchirurgische Praxis N2 - Diese Studie beschäftigte sich mit der Dämpfungswirkung von Schienbeinschonern, wie sie beim Fußball zum Einsatz kommen. Sie wurde mit Hilfe eines Pendelhammers durchgeführt, der verschiedene Aufschlagkräfte auf die Schoner ermöglichte. Dabei wurde deutlich, dass Schienbeinschoner die beste Wirkung bei Maximalkräften unterhalb von 5kN erreichen können, dass bei größerer Belastung allerdings Verbesserungsbedarf besteht. Hierfür konnte, u.a. durch den Einsatz neuer Materialien, ein guter Ansatzpunkt im „adäquaten Zusammenspiel von Schale und Polsterung“ der Schoner gefunden werden. Die Untersuchung hat weiterhin gezeigt, dass zumindest teilweise eine deutliche Verbesserung der Dämpfungswirkung der Schienbeinschoner in den letzten Jahren erreicht werden konnte. N2 - This study was conducted to test the damping effects of commercially available soccer shin guards on their damping effects. Therefore a pendulum impact apparatus with varying impact forces was used. It became clear that shin guards show the best effect at maximum forces of less than 5kN. There is however a need for improvement at greater impact forces. A good starting point was found in an „appropriate interaction of shell and padding” of the shin guard. It was further clarified that a significant improvement on the damping effect could be achieved at least partially over the last years. KW - Fußball KW - Schienbeinschoner KW - Aufschlagversuch Y1 - 2012 U6 - https://doi.org/10.3238/oup.2012.0010-0015 SN - 2193-5785 VL - 1 IS - 1 SP - 10 EP - 15 PB - Deutscher Ärzte-Verlag CY - Köln ER - TY - JOUR A1 - Akimbekov, Nuraly S. A1 - Mansurov, Zulkhair A1 - Jandosov, J. A1 - Digel, Ilya A1 - Gossmann, Matthias A1 - Artmann, Gerhard A1 - Temiz Artmann, Aysegül A1 - Zhubanova, Azhar A. T1 - Wound healing activity of carbonized rice husk N2 - The carbonized rice husk (CRH) was evaluated for its wound healing activity in rats using excision models. In this study, the influences of CRH on wound healing in rat skin in vivo and cellular behavior of human dermal fibroblasts in vitro were investigated. The obtained results showed that the CRH treatment promoted wound epithelization in rats and exhibited moderate inhibition of cell proliferation in vitro. CRH with lanolin oil treated wounds were found to epithelize faster as compared to controls. KW - Wundheilung KW - Epithel KW - Fibroblast KW - carbonized rice husk KW - wound healing KW - epithelization KW - human dermal fibroblasts Y1 - 2013 PB - Trans Tech Publications, Switzerland CY - Bäch ER - TY - JOUR A1 - Kraft, Bodo A1 - Nagl, Manfred T1 - Visual Knowledge Specification for Conceptual Design: Definition and Tool Support N2 - In: Advanced Engineering Informatics. Vol 21, Issue 1, 2007, Pages 67-83 http://dx.doi.org/10.1016/j.aei.2006.10.001 eds. J.C. Kunz, I.F.C. Smith and T. Tomiyama, Elsevier, Seite 1-22 Current CAD tools are not able to support the conceptual design phase, and none of them provides a consistency analysis for sketches produced by architects. This phase is fundamental and crucial for the whole design and construction process of a building. To give architects a better support, we developed a CAD tool for conceptual design and a knowledge specification tool. The knowledge is specific to one class of buildings and it can be reused. Based on a dynamic and domain-specific knowledge ontology, different types of design rules formalize this knowledge in a graph-based form. An expressive visual language provides a user-friendly, human readable representation. Finally, a consistency analysis tool enables conceptual designs to be checked against this formal conceptual knowledge. In this article, we concentrate on the knowledge specification part. For that, we introduce the concepts and usage of a novel visual language and describe its semantics. To demonstrate the usability of our approach, two graph-based visual tools for knowledge specification and conceptual design are explained. KW - CAD KW - CAD KW - Bauingenieurwesen KW - CAD KW - civil engineering Y1 - 2007 ER - TY - JOUR A1 - Kraft, Bodo T1 - Conceptual design mit ArchiCAD 8 : Forschungsprojekt an der RWTH Aachen N2 - Projektbericht in GraphisoftNews - Architektur und Bauen in einer vernetzten Welt 3/2003 4 Seiten KW - CAD KW - CAD KW - Bauingenieurwesen KW - Architektur KW - CAD KW - civil engineering KW - architecture Y1 - 2003 ER - TY - JOUR A1 - Zhubanova, Azhar A. A1 - Digel, Ilya A1 - Nojima, H. A1 - Artmann, Gerhard T1 - The use of bactericidal effects of cluster ions generated by plasma in medical biotechnology N2 - The most of conventional methods of air purification use the power of a fan to draw in air and pass it through a filter. The problem of bacterial contamination of inner parts of such a type of air conditioners in some cases draws attention towards alternative air-cleaning systems. Some manufacturers offer to use the ozone's bactericidal and deodorizing effects, but the wide spreading of such systems is restricted by the fact that toxic effects of ozone in respect of human beings are well known. In 2000 Sharp Inc. introduced "Plasma Cluster Ions (PCI)" air purification technology, which uses plasma discharge to generate cluster ions (I 0-14 ). This technology has been developed for those customers that are conscious about health and hygiene. In our experiments, we focused on some principal aspects of plasma-generated ions application - time-dependency and irreversibility of bactericidal action, spatial and kinetic characteristics of emitted cluster particles, their chemical targets in the microbial cells. KW - Clusterion KW - Raumluft KW - Luftreiniger KW - Plasmacluster ion technology KW - Air purification Y1 - 2007 ER - TY - JOUR A1 - Bogoyavlenskiy, A. P. A1 - Digel, Ilya A1 - Berezin, V. E. T1 - Assessment of dot-blot ELISA sensitivity on membrane sorbent using various peroxidase substrates N2 - The sensitivity of the peroxidase reaction in dot-blot ELISA significantly depends on the substrate. The highest sensitivity is observed using benzidine and diamine- phenol combinations as the substrates due to the reaction of the coupled oxidation (NADI) KW - Enzyme-linked immunosorbent assay KW - Peroxidase KW - ELISA KW - phenols KW - naphtols KW - aromatic amines Y1 - 1997 ER - TY - JOUR A1 - Staat, Manfred A1 - Heitzer, M. T1 - Structural Reliability Analysis of Elasto-Plastic Structures JF - Safety and reliability : proceedings of ESREL '99, the Tenth European Conference on Safety and Reliability, Munich-Garching, Germany, 13 - 17 September 1999 / Schuëller, G. I.; Kafka, P. [eds] Y1 - 1999 SN - 90-5809-109-0 SP - 513 EP - 518 PB - Balkema CY - Rotterdam ER - TY - JOUR A1 - Staat, Manfred A1 - Heitzer, M. A1 - Hicken, E.F. T1 - LISA, ein europäisches Projekt zur direkten Berechnung der Tragfähigkeit duktiler Strukturen. Y1 - 1998 N1 - PERMAS–Benutzertagung, 8.–9.10.1998, Stuttgart (1998) ER - TY - JOUR A1 - Staat, Manfred A1 - Fiorini, G. L. A1 - Lensa, W. von A1 - Burgazzi, L. T1 - Reliability Methods for Passive Safety Functions JF - Proceedings of the SMiRT 14 Post Conference Seminar No 18 on Passive Safety Features in Nuclear Installations Y1 - 1997 CY - Pisa ER - TY - JOUR A1 - Staat, Manfred A1 - Heitzer, M. T1 - Limit and Shakedown Analysis for Plastic Safety of Complex Structures JF - Transactions of the 14th International Conference on Structural Dynamics in Reactor Technology (SMiRT-14) / Livolant, M. [ed] Y1 - 1997 N1 - Vol. B, Paper B02/2 SP - 33 EP - 40 CY - Lyon ER - TY - JOUR A1 - Staat, Manfred A1 - Heitzer, M. T1 - Limit and Shakedown Analysis Using a General Purpose Finite Element Code JF - Proceedings of NAFEMS World Congress '97 on Design, Simulation & Optimisation : reliability & applicability of computational methods ; Stuttgart, Germany, 9 - 11 April 1997 Y1 - 1997 SN - 1-87437-620-4 SP - 522 EP - 533 PB - NAFEMS CY - Glasgow ER - TY - JOUR A1 - Staat, Manfred T1 - Problems and Chances for Probabilistic Fracture Mechanics in the Analysis of Steel Pressure Boundary Reliability JF - Technical feasibility and reliability of passive safety systems for nuclear power plants. Proceedings of an Advisory Group Meeting held in Jülich, 21-24 November 1994 Y1 - 1996 N1 - IAEA-TECDOC-920 ; Onlinezugriff erfolgt auf die überarb. Ausg. 2006 SP - 43 EP - 55 CY - Vienna ER - TY - JOUR A1 - Staat, Manfred T1 - Sensitivity of and Influences on the Reliability of an HTR-Module Primary Circuit Pressure Boundary JF - Transactions of the 12th International Conference on Structural Mechanics in Reactor Technology (SMiRT-12) / Kussmaul, K. [ed] Y1 - 1993 SN - 0-444-81515-5 N1 - Vol. M, Paper MG10/2 SP - 147 EP - 152 PB - Elsevier CY - Amsterdam ER - TY - JOUR A1 - Staat, Manfred T1 - Reliability of the Primary Circuit Pressure Boundary of an HTR-Module under Accident Conditions JF - Safety and reliability assessment : an integral approach ; ESREL'93 ; proceedings of the European Safety and Reliability Conference, Munich, Germany, May 10th - 12th 1993 / Kafka, P. [ed] Y1 - 1993 SN - 0-444-81561-9 SP - 331 EP - 342 PB - Elsevier CY - Amsterdam ER - TY - JOUR A1 - Kurowski, A. A1 - Schultze, J. A1 - Lüth, H. A1 - Schöning, Michael Josef T1 - Micro- and nanopatterning of sensor chips by means of macroporous silicon. JF - Sensors and Actuators B. 83 (2002), H. 1-3 Y1 - 2002 SN - 0925-4005 N1 - Selected Papers from TRANSDUCERS '01 EUROSENSORS XV SP - 123 EP - 128 ER - TY - JOUR A1 - Ermelenko, Y. A1 - Yoshinobu, T. A1 - Mourzina, Y. A1 - Furuichi, K. A1 - Levichev, S. A1 - Vlasov, Y. A1 - Schöning, Michael Josef A1 - Iwasaki, H. T1 - Lithium sensor based on the laser scanning semiconductor transducer JF - Analytica Chimica Acta. 459 (2002), H. 1 Y1 - 2002 SN - 0378-4304 SP - 1 EP - 9 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Poghossian, Arshak A1 - Schultze, J. W. A1 - Lüth, H. T1 - Field-effect based multifunctional hybrid sensor module for the determination of both (bio-)chemical and physical paramters JF - Proceedings of SPIE. 4576 (2002) Y1 - 2002 SP - 149 EP - 159 ER - TY - JOUR A1 - Poghossian, Arshak A1 - Berndsen, Lars A1 - Lüth, Hans A1 - Schöning, Michael Josef T1 - Novel concepts for flow-rate and flow-direction determination by means of pH-sensitive ISFETs JF - Proceedings of SPIE. 4560 (2001) Y1 - 2001 SP - 19 EP - 27 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Schroth, Peter A1 - Lüth, Hans A1 - Hummel, Hans E. A1 - Schütz, Stefan T1 - Insect chemoreceptors coupled to silicon transistors as innovative biosensors JF - Proceedings of SPIE. 4205 (2001) Y1 - 2001 SP - 152 EP - 162 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Poghossian, Arshak A1 - Yoshinobu, Tatsuo A1 - Lüth, Hans T1 - Semiconductor-based field-effect structures for chemical sensing Y1 - 2001 SP - 188 EP - 198 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Schubert, Jürgen A1 - Zander, Willy A1 - Müller-Veggian, Mattea T1 - Pulsed laser deposition as a novel preparation technique for chemical microsensors JF - Proceedings of SPIE 3857, Chemical Microsenors and Applications II, 124 (November 18, 1999). 3857 (1999) Y1 - 1999 SP - 124 EP - 134 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Glück, O. A1 - Kordos, P. A1 - Lüth, H. A1 - Emons, H. T1 - Thin film electrodes for trace metal analysis by dc resistance changes JF - Proceedings of SPIE. 3857 (1999) Y1 - 1999 SP - 135 EP - 143 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Thust, M. A1 - Müller-Veggian, Mattea A1 - Kordos, P. T1 - A novel silicon-based sensor array with capacitive EIS structures JF - Sensors and Actuators B. 47 (1998), H. 1-3 Y1 - 1998 SN - 0925-4005 SP - 225 EP - 230 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Tsarouchas, D. A1 - Schaub, A. A1 - Beckers, L. (u.a.) T1 - A highly long-term stable silicon-based pH sensor using pulsed laser deposition technique JF - Sensors and Actuators B. 35 (1996), H. 1-3 Y1 - 1996 SN - 0925-4005 SP - 228 EP - 233 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Sauke, M. A1 - Steffen, A. A1 - Marso, M. (u.a.) T1 - Ion-sensitive field-effect transistors with ultrathin Langmuir-Blodgett membranes JF - Sensors and Actuators B. 27 (1995), H. 1-3 Y1 - 1995 SN - 0925-4005 SP - 325 EP - 328 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Bruns, M. A1 - Hoffmann, W. A1 - Hoffmann, B. (u.a.) T1 - Iodide ion-sensitive field-effect structures JF - Sensors and Actuators B. 15 (1993), H. 1-3 Y1 - 1993 SN - 0925-4005 SP - 192 EP - 194 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Simonis, Anette A1 - Ruge, Christian A1 - Ecken, Holger A1 - Müller-Veggian, Mattea A1 - Lüth, Hans T1 - A (bio-)chemical Field-effect Sensor with Macroporous Si as Substrate Material and a SiO₂ / LPCVD-Si₃N₄ Double Layer as pH Transducer JF - Sensors. 2 (2002), H. 1 N2 - Macroporous silicon has been etched from n-type Si, using a vertical etching cell where no rear side contact on the silicon wafer is necessary. The resulting macropores have been characterised by means of Scanning Electron Microscopy (SEM). After etching, SiO₂ was thermally grown on the top of the porous silicon as an insulating layer and Si₃N₄ was deposited by means of Low Pressure Chemical Vapour Deposition (LPCVD) as transducer material to fabricate a capacitive pH sensor. In order to prepare porous biosensors, the enzyme penicillinase has been additionally immobilised inside the porous structure. Electrochemical measurements of the pH sensor and the biosensor with an Electrolyte/Insulator/Semiconductor (EIS) structure have been performed in the Capacitance/Voltage (C/V) and Constant capacitance (ConCap) mode. Y1 - 2002 SN - 1424-8220 U6 - https://doi.org/10.3390/s20100011 SP - 11 EP - 22 ER - TY - JOUR A1 - Simonis, A. A1 - Krings, T. A1 - Lüth, H. A1 - Wang, J. A1 - Schöning, Michael Josef T1 - A „hybrid“ thin-film pH sensor with integrated thick-film reference JF - Sensors. 1 (2001), H. 6 Y1 - 2001 SN - 1424-8220 SP - 183 EP - 192 ER - TY - JOUR A1 - Schöning, Michael Josef T1 - Microelectronics contacts (bio-)chemistry – Semiconductor-based sensors JF - Biologi Italiani. 8 (2001) Y1 - 2001 SN - 0392-2510 SP - 5 EP - 10 ER - TY - JOUR A1 - Temiz Artmann, Aysegül A1 - Linder, Peter A1 - Kayser, Peter A1 - Digel, Ilya T1 - NMR in vitro effects on proliferation, apoptosis, and viability of human chondrocytes and osteoblasts JF - Methods and findings in Experimental and Clinical Pharmacology. 27 (2005), H. 6 Y1 - 2005 SN - 0379-0355 SP - 391 EP - 394 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Burns, Laura A1 - Canaves, Jaume M. A1 - Temiz Artmann, Aysegül T1 - Circular dichroism spectra of human hemoglobin reveal a reversible structural transition at body temperature JF - European Biophysics Journal. 33 (2004), H. 6 Y1 - 2004 SN - 1432-1017 SP - 490 EP - 496 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Kelemen, Christina A1 - Porst, Dariusz A1 - Büldt, G. [u.a.] T1 - Temperature transitions of protein properties in human red blood cells. Artmann, Gerhard Michael, Kelemen, Christina; Porst, D.; Büldt, G.; Chien, S. JF - Biophysical Journal. 75 (1998), H. 6 Y1 - 1998 SN - 1542-0086 N1 - http://www.pubmedcentral.nih.gov/picrender.fcgi?artid=1299989&blobtype=pdf SP - 3179 EP - 3183 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Shi, Young de A1 - Agosti, R. A1 - Longhini, E. T1 - A modified casson equation to characterize blood rheology for hypertension. Shi, Young de; Artmann, Gerhard Michael; Agosti, R.; Longhini, E. JF - Clinical Hemorheology Microcirculation. 19 (1998), H. 2 Y1 - 1998 SN - 1386-0291 SP - 115 EP - 127 ER - TY - JOUR A1 - Poghossian, Arshak A1 - Thust, M. A1 - Schroth, P. A1 - Steffen, A. A1 - Lüth, H. A1 - Schöning, Michael Josef T1 - Penicillin detection by means of silicon-based field-effect structures JF - Sensors and Materials. 13 (2001), H. 4 Y1 - 2001 SN - 0392-2510 SP - 207 EP - 223 ER - TY - JOUR A1 - Li, Anlan A1 - Shi, Young de A1 - Landsmann, B. A1 - Schankowski-Bouvier, P. A1 - Dikta, Gerhard A1 - Bauer, U. A1 - Artmann, Gerhard T1 - Hemorheology and walking distance of Peripheral Arterial Occlusive Disease patients during treatment with Ginkgo-biloba extract JF - Acta Pharmacologica Sinica = ZHONGUO YAOLI XUEBAO. 19 (1998), H. 5 Y1 - 1998 SN - 1745-7254 N1 - ISSN der parallelen Ausgabe 1671-4083; China-Zs.-Code: CN31-1347 abstract frei unter SP - 417 EP - 421 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Buß, G. A1 - Lüth, H. A1 - Schultze, J.W. T1 - Modifications and characterization of a silicon-based microelectrode array JF - Electrochimica Acta. 44 (1999), H. 21-22 Y1 - 1999 SN - 0013-4686 SP - 3899 EP - 3910 ER - TY - JOUR A1 - Schroth, P. A1 - Schöning, Michael Josef A1 - Schütz, S. A1 - Malkoc, Ü. A1 - Steffen, A. A1 - Marso, M. A1 - Hummel, Hans E. A1 - Kordos, P. A1 - Lüth, H. T1 - Coupling of insect antennae to field-effect transistors for biochemical sensing JF - Electrochimica Acta. 44 (1999), H. 21-22 Y1 - 1999 SN - 0013-4686 SP - 3821 EP - 3826 ER - TY - JOUR A1 - Glück, O. A1 - Schöning, Michael Josef A1 - Lüth, H. A1 - Otto, A. A1 - Emons, H. T1 - Trace metal determination by dc resistance changes of microstructured thin gold film electrodes JF - Electrochimica Acta. 44 (1999), H. 21-22 Y1 - 1999 SN - 0013-4686 SP - 3761 EP - 3768 ER - TY - JOUR A1 - Schmitt, G. A1 - Schultze, J.-W. A1 - Faßbender, F. A1 - Buß, G. A1 - Lüth, H. A1 - Schöning, Michael Josef T1 - Passivation and corrosion of microelectrode arrays JF - Electrochimica Acta. 44 (1999), H. 21-22 Y1 - 1999 SN - 0013-4686 SP - 3865 EP - 3883 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Sung, K.-L. Paul A1 - Horn, Thomas A1 - Whittemore, Darren [u.a.] T1 - Micropipette aspiration of human erythrocytes induces echinocytes via membrane phospholipid translocation. Artmann, Gerhard Michael; Sung, K.-L. Paul; Horn, Thomas; Whittemore, Darren; Norwich, Gerald; Chien, Shu JF - Biophysical journal. 72 (1997), H. 3 Y1 - 1997 SN - 1542-0086 SP - 1434 EP - 1441 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Ronkel, F. A1 - Crott, M. A1 - Thust, M. (u.a.) T1 - Miniaturization of potentiometric sensors using porous silicon microtechnology JF - Electrochimica Acta. 42 (1997), H. 22 Y1 - 1997 SN - 0013-4686 SP - 3185 EP - 3193 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Trzewik, Jürgen A1 - Ates, M. T1 - A novel method to quantify mechanical tension in cell monolayers. Trzewik, Jürgen; Ates, M., Artmann, Gerhard Michael JF - Biomedizinische Technik. 47 (2002), H. Suppl. 1. Pt. 1 Y1 - 2002 SN - 0013-5585 N1 - Druckausgabe unter 63 Z 47 vorhanden SP - 379 EP - 381 ER - TY - JOUR A1 - Maggakis-Kelemen, Christina A1 - Biselli, Manfred A1 - Artmann, Gerhard T1 - Determination of the elastic shear modulus of cultured human red blood cells JF - Biomedizinische Technik. 47 (2002), H. Suppl. 1 Pt. 1 Y1 - 2002 SN - 0013-5585 N1 - Druckausgabe unter 63 Z 471 vorhanden SP - 106 EP - 109 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Zhou-Stache, J. A1 - Buettner, R. A1 - Mittermayer, C. [u.a.] T1 - Inhibition of TNF-alpha induced cell death in HUVEC and Jurkat cells by protocatechuic acid. Zhou-Stache, J.; Buettner, R.; Artmann, Gerhard Michael; Mittermayer, C.; Bosserhoff, A. K. JF - Medical and Biological Engineering and Computing. 40 (2002), H. 6 Y1 - 2002 SN - 0140-0118 SP - 698 EP - 703 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Trzewik, Jürgen A1 - Mallipattu, S. K. A1 - Delano, F. A. [u.a.] T1 - Evidence for a second valve system in Lymphatics: Endothelial Microvalves. Trzewik, Jürgen; Mallipattu, S. K.; Artmann, Gerhard Michael; Delano, F. A.; Schmid-Schonbein, G. W JF - The FASEB Journal. 15 (2001) Y1 - 2001 SN - 1530-6860 SP - 1711 EP - 1717 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Bäumler, H. A1 - Voigt, A. A1 - Mitlöhner, R. [u.a.] T1 - Plastic behaviour of polyelectrolyte microcapsules derived from colloid templates. Bäumler, H., Artmann, Gerhard Michael; Voigt, A., Mitlöhner, R., Neu, B., Kiesewetter, H. JF - Journal of Microencapsulation. 17 (2000), H. 5 Y1 - 2000 SN - 1464-5246 SP - 651 EP - 655 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Gorbatenkova, E. A. A1 - Panasenko, O. M. T1 - Hypochlorous acid and human blood low density lipoproteins modified by hypochlorous acid increase erythrocyte adhesion to endothelial cells. Gorbatenkova, E. A.; Artmann, Gerhard Michael; Panasenko, O. M. JF - Membrane and cell biology. 13 (2000), H. 4 Y1 - 2000 SN - 1023-6597 SP - 537 EP - 546 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Kelemen, C. A1 - Chien, S. T1 - Temperature transition of human hemoglobin at body temperature: effects of calcium. Kelemen, C.; Chien, S.; Artmann, Gerhard Michael JF - Biophysical journal. 80 (2001), H. 6 Y1 - 2001 SN - 1542-0086 SP - 2622 EP - 2630 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Hueck, I. S. A1 - Hollweg, H. G. A1 - Schmid-Schönbein, G. W. T1 - Chlorpromazine modulates the Morphological Macro- and Microstructure of Endothelial Cells. Hueck, I. S.; Hollweg, H. G.; Schmid-Schönbein, G. W.; Artmann, Gerhard Michael JF - American Journal of Physiology. Cell Physiology. 278 (2000), H. 5 Y1 - 2000 SN - 1522-1563 N1 - Zählung: C873- C878 SP - 873 EP - 878 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Li, Anlan A1 - Seipelt, H. A1 - Müller, C. [u.a.] T1 - Effects of salicylic acid derivatives on red blood cell membranes. Li, Anlan; Seipelt, H.; Müller, C.;Shi, Yong de; Artmann, Gerhard Michael JF - Pharmacology and Toxicology. 85 (1999) Y1 - 1999 SN - 0902-9938 SP - 206 EP - 211 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Hovav, T. A1 - Goldfarb, A. A1 - Yedgar, S. [u.a.] T1 - Enhanced adherence of beta-thalassaemic erythrocytes to endothelial cells. Hovav, T., Goldfarb, A.; Artmann, Gerhard Michael, Yedgar, S.; Barstein, G. JF - British Journal of Haematology. 106 (1999), H. 1 Y1 - 1999 SN - 1365-2141 SP - 178 EP - 181 ER - TY - JOUR A1 - Artmann, Gerhard T1 - A microscopic photometric method for measuring erythrocyte deformability. Artmann, Gerhard Michael JF - Clinical Hemorheology. 6 (1986) Y1 - 1986 SN - 0271-5198 SP - 617 EP - 627 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Schmid-Schönbein, H. A1 - Grebe, R. A1 - Teitel, P. [u.a.] T1 - Restoration of Microsieve Filterability of Human Red Cells After Exposure to Hyperosmolarity and Lactazidosis: Effect of Vinpocetine. Schmid-Schönbein, H.; Grebe, R.; Teitel, P.; Artmann, Gerhard Michael, Eschweiler, H.; Schröder, Susanne JF - Drug Development Research. 14 (1988), H. 3-4 Y1 - 1988 SN - 1098-2299 N1 - Abstracts frei unter: SP - 205 EP - 211 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Schmid-Schönbein, H. A1 - Schröder, Susanne A1 - Grebe, R. [u.a.] T1 - Influence of Moxaverine-HCL on Membrane Curvature and Microsieve Filterability of Red Cells after Exposure to Hyperosmolarity and Lactacidosis. Schmid-Schönbein, H.; Schröder, Susanne; Grebe, R.; Artmann, Gerhard Michael, Eschweiler, H; Teitel, P. JF - Arzneimittelforschung. 38 (1988), H. 5 Y1 - 1988 SN - 0004-4172 SP - 710 EP - 716 ER - TY - JOUR A1 - Yoshinobu, T. A1 - Ecken, H. A1 - Poghossian, Arshak A1 - Simonis, A. A1 - Iwasaki, H. A1 - Lüth, H. A1 - Schöning, Michael Josef T1 - Constant-current-mode LAPS (CLAPS) for the detection of penicillin JF - Electroanalysis. 13 (2001), H. 8-9 Y1 - 2001 SN - 1040-0397 SP - 733 EP - 736 ER - TY - JOUR A1 - Artmann, Gerhard A1 - Zang, Werner T1 - Fully automatic measurement of rheologic parameters of red blood cells = Laborautomat zur Messung mechanischer Eigenschaften roter Blutzellen JF - Biomedizinische Technik = Biomedical engineering. 35 (1990), H. Suppl. 3 Y1 - 1990 SN - 0013-5585 SP - 94 EP - 96 ER - TY - JOUR A1 - Emons, H. A1 - Baade, A. A1 - Schöning, Michael Josef T1 - Voltammetric determination of heavy metals in microvolumes of rain water JF - Electroanalysis. 12 (2000), H. 15 Y1 - 2000 SN - 1040-0397 SP - 1171 EP - 1176 ER - TY - JOUR A1 - Mourzina, Y. G. A1 - Schöning, Michael Josef A1 - Schubert, J. A1 - Zander, W. A1 - Legin, A. V. A1 - Vlasov, Y. G. A1 - Lüth, H. T1 - Copper, cadmium and thallium thin film sensors based on chalcogenide glasses JF - Analytica Chimica Acta. 433 (2001) Y1 - 2001 SN - 0378-4304 SP - 103 EP - 110 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Thust, M. A1 - Vetter, J. A1 - Kordos, P. (u.a.) T1 - A long-term stable penicillin-sensitive potentiometric biosensor with enzyme immobilized by heterobifunctional crosslinking Y1 - 1996 SN - 0378-4304 SP - 115 EP - 121 ER - TY - JOUR A1 - Emons, H. A1 - Hüllenkremer, B. A1 - Schöning, Michael Josef T1 - Detection of metal ions in aqueous solutions by voltohmmetry JF - Fresenius' Journal of Analytical Chemistry. 369 (2001), H. 1 Y1 - 2001 SN - 0937-0633 SP - 42 EP - 46 ER - TY - JOUR A1 - Ge, B. A1 - Meyer, T. A1 - Schöning, Michael Josef A1 - Wollenberger, U. A1 - Lisdat, F., T1 - Cytochrome c‘ from Chromatium vinosum on gold electrodes JF - Electrochemistry Communications. 2 (2000), H. 8 Y1 - 2000 SN - 1388-2481 SP - 557 EP - 561 ER - TY - JOUR A1 - Ismail, A.B.M. A1 - Harada, T. A1 - Yoshinobu, T. A1 - Iwasaki, H. A1 - Schöning, Michael Josef A1 - Lüth, H. T1 - Investigation of pulsed laser-deposited Al2O3 as a high pH-sensitive layer for LAPS-based biosensing applications JF - Sensors and Actuators B. 71 (2000), H. 3 Y1 - 2000 SN - 0925-4005 SP - 169 EP - 172 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Schmidt, C. A1 - Schubert, J. A1 - Zander, W. A1 - Mesters, S. A1 - Kordos, P. A1 - Lüth, H. A1 - Legin, A. A1 - Seleznev, B. A1 - Vlasov, Y. G. T1 - Thin film sensors on the basis of chalcogenide glass materials prepared by pulsed laser deposition technique JF - Sensors and Actuators B. 68 (2000), H. 1-3 Y1 - 2000 SN - 0925-4005 SP - 254 EP - 259 ER - TY - JOUR A1 - Mourzina, Y.G. A1 - Schöning, Michael Josef A1 - Schubert, J. A1 - Zander, W. A1 - Legin, A. V. A1 - Vlasov, Y. G. A1 - Kordos, P. A1 - Lüth, H. T1 - A new thin film Pb microsensor based on chalcogenide glasses JF - Sensors and Actuators B. 71 (2000), H. 1-2 Y1 - 2000 SN - 0925-4005 SP - 13 EP - 18 ER - TY - JOUR A1 - Faßbender, F. A1 - Schmitt, G. A1 - Schöning, Michael Josef A1 - Lüth, H. A1 - Buß, G. A1 - Schultze, J. W. T1 - Optimization of passivation layers for corrosion protection of silicon-based microelectrode arrays JF - Sensors and Actuators B. 68 (2000), H. 1-3 Y1 - 2000 SN - 0925-4005 SP - 128 EP - 133 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Buß, G. A1 - Faßbender, F. A1 - Glück, O. A1 - Schmitt, G. A1 - Schultze, J. W. A1 - Lüth, H. T1 - A silicon-based microelectrode array for chemical analysis JF - Sensors and Actuators B. 65 (2000), H. 1-3 Y1 - 2000 SN - 0925-4005 SP - 284 EP - 287 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Malkoc, Ü. A1 - Thust, M. A1 - Steffen, A. A1 - Kordos, P. A1 - Lüth, H. T1 - Novel electrochemical sensors with structured and porous semiconductor/insulator capacitors JF - Sensors and Actuators B. 65 (2000), H. 1-3 Y1 - 2000 SN - 0925-4005 SP - 288 EP - 290 ER - TY - JOUR A1 - Schütz, S. A1 - Schöning, Michael Josef A1 - Schroth, P. A1 - Weißbecker, B. A1 - Kordos, P. A1 - Lüth, H. A1 - Hummel, Hans E. T1 - An insectbased BioFET as a bioelectronic nose JF - Sensors and Actuators B. 65 (2000), H. 1-3 Y1 - 2000 SN - 0925-4005 SP - 291 EP - 295 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Kurowski, A. A1 - Thust, M. A1 - Kordos, P. A1 - Schultze, J. W. A1 - Lüth, H. T1 - Capacitive microsensors for biochemical sensing on porous silicon technology JF - Sensors and Actuators B. 64 (2000), H. 1-3 Y1 - 2000 SN - 0925-4005 SP - 59 EP - 64 ER - TY - JOUR A1 - Schöning, Michael Josef A1 - Schütz, S. A1 - Schroth, P. A1 - Weißbecker, B. A1 - Steffen, A. A1 - Kordos, P. A1 - Hummel, Hans E. 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