Search Results - "FUESS, Hartmut"

Field-induced phase transition in Bi1/2Na1/2TiO3-based lead-free piezoelectric ceramics by Hinterstein, Manuel, Knapp, Michael, Hölzel, Markus, Jo, Wook, Cervellino, Antonio, Ehrenberg, Helmut, Fuess, Hartmut

“…The origin of the electric field‐induced strain in the polycrystalline ceramic 0.92Bi1/2Na1/2TiO3–0.06BaTiO3–0.02K1/2Na1/2NbO3 was investigated using in situ…”
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In Situ Transmission Electron Microscopy of Electric Field-Triggered Reversible Domain Formation in Bi-Based Lead-Free Piezoceramics by Kling, Jens, Tan, Xiaoli, Jo, Wook, Kleebe, Hans-Joachim, Fuess, Hartmut, Rödel, Jürgen

“…A lead‐free piezoelectric 0.91(Bi1/2Na1/2)TiO3–0.06BaTiO3–0.03(K0.5Na0.5)NbO3 ceramic with high strain was examined in situ under an applied electric field…”
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Crystal and magnetic structures of electrochemically delithiated Li1−xCoPO4 phases by Ehrenberg, Helmut, Bramnik, Natalia N., Senyshyn, Anatoliy, Fuess, Hartmut

“…Precise structural data have been determined from a combined Rietveld refinement, based on neutron and X-ray powder diffraction data simultaneously, for the…”
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Determination of O[H] and CO Coverage and Adsorption Sites on PtRu Electrodes in an Operating PEM Fuel Cell by Roth, Christina, Benker, Nathalie, Buhrmester, Thorsten, Mazurek, Marian, Loster, Matthias, Fuess, Hartmut, Koningsberger, Diederik C, Ramaker, David E

“…A special in situ PEM fuel cell has been developed to allow X-ray absorption measurements during real fuel cell operation. Variations in both the coverage of…”
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Synthesis of cubic silicon nitride by Riedel, Ralf, Zerr, Andreas, Miehe, Gerhard, Serghiou, George, Schwarz, Marcus, Kroke, Edwin, Fueß, Hartmut, Kroll, Peter, Boehler, Reinhard

“…Silicon nitride (Si3N4) is used in a variety of important technological applications. The high fracture toughness, hardness and wear resistance of Si3N4-based…”
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Crystal structure of pyridinium bis(naphthalane-2,3-diolato-κ2O,O′)borate monohydrate, C25H20BNO5 by Tombul, Mustafa, Güven, Kutalmış, Svoboda, Ingrid, Fuess, Hartmut

“…BNO , triclinic, 1̅ (no. 2), = 7.0868(6) Å, = 10.3522(6) Å, = 15.3140(10) Å, = 74.088(7)°, = 89.996(7)°, = 79.190(1)°, = 1059.71(13) Å , = 2, ) = 0.0445, ) =…”
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Crystal structure of dimethylammonium bis(naphthalene-2,3-diolato)borate, C22H20BNO4 by Tombul, Mustafa, Güven, Kutalmış, Bulut, Adnan, Svoboda, Ingrid, Fuess, Hartmut

“…BNO , monoclinic, 2/ (no. 15), = 32.303(4) Å, = 8.2703(6) Å, = 7.3876(6) Å, = 92.889(8)°, = 1971.1(3) Å , = 4, ) = 0.0978, ) = 0.2063, = 298 K…”
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Synthesis, crystal structure and infrared spectroscopy of a new non-centrosymmetric mixed-anion phosphate Na4Mg3(PO4)2(P2O7) by ESSEHLI, Rachid, EL BALI, Brahim, BENMOKHTAR, Said, FUESS, Hartmut, SVOBODA, Ingrid, OBBADE, Said

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Estimation of strain from piezoelectric effect and domain switching in morphotropic PZT by combined analysis of macroscopic strain measurements and synchrotron X-ray data by Kungl, Hans, Theissmann, Ralf, Knapp, Michael, Baehtz, Carsten, Fuess, Hartmut, Wagner, Susanne, Fett, Theo, Hoffmann, Michael J.

“…Morphotropic PZT ceramics are the state of the art materials for ferroelectric actuators. Essential performance parameters for these materials are strain and…”
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Comparative study of two lead-free piezoceramics using diffraction techniques by Schmitt, Ljubomira Ana, Hinterstein, Manuel, Kleebe, Hans-Joachim, Fuess, Hartmut

“…A comparative study of two distinct lead‐free piezoceramics, (Bi0.5Na0.5TiO3)0.92–(BaTiO3)0.06–(K0.5Na0.5NbO3)0.02 and…”
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Controlling 6-endo-selectivity in oxidation/bromocyclization cascades for synthesis of aplysiapyranoids and other 2,2,6,6-substituted tetrahydropyrans by Brücher, Oliver, Bergsträßer, Uwe, Kelm, Harald, Hartung, Jens, Greb, Marco, Svoboda, Ingrid, Fuess, Hartmut

“…A cascade, composed of (i) oxovanadium(V)-catalyzed oxidation of bromide by tert-butyl hydroperoxide and (ii) stereoselective 6-endo-bromocyclization, affords…”
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Electron microscopy techniques for the analysis of the polymer electrolyte distribution in proton exchange membrane fuel cells by Scheiba, Frieder, Benker, Nathalie, Kunz, Ulrike, Roth, Christina, Fuess, Hartmut

“…The polymer electrolyte distribution in PEMFC electrodes plays an important role for the catalyst utilization and various transport processes in the electrode…”
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Phase transitions of V-Mo-W mixed oxides during reduction/re-oxidation cycles by Giebeler, Lars, Wirth, Andreas, Martens, Johan A., Vogel, Herbert, Fuess, Hartmut

“…Tungsten-doped vanadium molybdenum oxide catalysts for the selective oxidation of acrolein to acrylic acid prepared from evaporated or spray-dried precursors…”
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Electrochemical and structural study of LiCoPO4-based electrodes by Bramnik, NataliaN, Bramnik, KirillG, Buhrmester, Thorsten, Baehtz, Carsten, Ehrenberg, Helmut, Fuess, Hartmut

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(Schiff-base)vanadium(V) Complex-Catalyzed Oxidations of Substituted Bis(homoallylic) Alcohols − Stereoselective Synthesis of Functionalized Tetrahydrofurans by Hartung, Jens, Drees, Simone, Greb, Marco, Schmidt, Philipp, Svoboda, Ingrid, Fuess, Hartmut, Murso, Alexander, Stalke, Dietmar

“…Vanadium(V) complexes 4 have been prepared from tridentate Schiff‐base ligands 3 and VO(OEt)3. All vanadium(V) compounds were characterized (IR, UV/Vis, and…”
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Structural changes of vanadium–molybdenum–tungsten mixed oxide catalysts during the selective oxidation of acrolein to acrylic acid by Giebeler, Lars, Kampe, Philip, Wirth, Andreas, Adams, Andreas H., Kunert, Jan, Fuess, Hartmut, Vogel, Herbert

“…The catalytic performance of vanadium–molybdenum–tungsten mixed oxides with the basic composition V 2Mo 8W x O y with 0 ≤ x ≤ 5 and their structural changes…”
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Characterization of Nanosized Material Extracted from Clear Suspensions for MFI Zeolite Synthesis by Ravishankar, Raman, Kirschhock, Christine E. A, Knops-Gerrits, Peter-Paul, Feijen, Eddy J. P, Grobet, Piet J, Vanoppen, Peter, De Schryver, Frans C, Miehe, Gerhard, Fuess, Hartmut, Schoeman, Brian J, Jacobs, Pierre A, Martens, Johan A

“…The silica species contained in an aged clear suspension, which upon heating gives rise to the crystallization of Silicalite-1, were extracted with 80%…”
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Magnetic properties of trinuclear Ni–M–Ni complexes, M = Mn, Co and Ni by Atakol, Orhan, Boča, Roman, Ercan, Ismail, Ercan, Filiz, Fuess, Hartmut, Haase, Wolfgang, Herchel, Radovan

“…A tetradentate ligand, abbr. L 2− = dmSALPD 2− = N, N′-bis(salicylidene)-1,3-propanediaminato dianion, has been complexed with metal ions in the presence of…”
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High-Pressure Multianvil Synthesis and Structure Refinement of Oxygen-Bearing Cubic Zirconium(IV) Nitride by Dzivenko, D. A., Zerr, A., Bulatov, V. K., Miehe, G., Li, J., Thybusch, B., Brötz, J., Fueß, H., Brey, G., Riedel, R.

“…Macroscopic amounts of oxygen‐bearing c‐Zr3N4 with a cubic Th3P4‐type structure are synthesized for the first time (see figure) at high pressures and…”
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The First Crystalline Solids in the Ternary Si-C-N System by Riedel, Ralf, Greiner, Axel, Miehe, Gerhard, Dressler, Wolfgang, Fuess, Hartmut, Bill, Joachim, Aldinger, Fritz

“…The reaction of SiCl4 with bis(trimethylsilyl)carbodiimide in a 1:2 molar ratio followed by annealing at temperatures above 400 or 900°C provides the first…”
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