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Number of items: 47.

Fu, Qiang ; Schwarz, Björn ; Ding, Ziming ; Sarapulova, Angelina ; Weidler, Peter G. ; Missyul, Alexander ; Etter, Martin ; Welter, Edmund ; Hua, Weibo ; Knapp, Michael ; Dsoke, Sonia ; Ehrenberg, Helmut (2023)
Guest Ion‐Dependent Reaction Mechanisms of New Pseudocapacitive Mg₃V₄(PO₄)₆/Carbon Composite as Negative Electrode for Monovalent‐Ion Batteries.
In: Advanced Science, 2023, 10 (11)
doi: 10.26083/tuprints-00023742
Article, Secondary publication, Publisher's Version

Liu, Laijun ; Knapp, Michael ; Ehrenberg, Helmut ; Fang, Liang ; Fan, Huiqing ; Schmitt, Ljubomira Ana ; Fuess, Hartmut ; Hoelzel, Markus ; Dammak, Hichem ; Thi, Mai Pham ; Hinterstein, Manuel (2017)
Average vs. local structure and composition-property phase diagram of K 0.5 Na 0.5 NbO 3 -Bi ½ Na ½ TiO 3 system.
In: Journal of the European Ceramic Society, 37 (4)
doi: 10.1016/j.jeurceramsoc.2016.11.024
Article, Bibliographie

Dasgupta, Subho ; Das, Bijoy ; Li, Qiang ; Wang, Di ; Baby, Tessy T. ; Indris, Sylvio ; Knapp, Michael ; Ehrenberg, Helmut ; Fink, Karin ; Kruk, Robert ; Hahn, Horst (2016)
Toward On-and-Off Magnetism: Reversible Electrochemistry to Control Magnetic Phase Transitions in Spinel Ferrites.
In: Advanced Functional Materials, 26 (41)
doi: 10.1002/adfm.201603411
Article, Bibliographie

Yavuz, Murat ; Knapp, Michael ; Indris, Sylvio ; Hinterstein, Manuel ; Donner, Wolfgang ; Ehrenberg, Helmut (2015)
X-ray total scattering investigation of Al0.57Sn0.43O1.71nanoparticles.
In: Journal of Applied Crystallography, 48 (6)
doi: 10.1107/S1600576715017203
Article, Bibliographie

Chen, Ruiyong ; Ren, Shuhua ; Knapp, Michael ; Wang, Di ; Witter, Raiker ; Fichtner, Maximilian ; Hahn, Horst (2015)
Disordered Lithium-Rich Oxyfluoride as a Stable Host for Enhanced Li+Intercalation Storage.
In: Advanced Energy Materials, 5 (9)
doi: 10.1002/aenm.201401814
Article, Bibliographie

Chen, Ruiyong ; Knapp, Michael ; Yavuz, Murat ; Ren, Shuhua ; Witte, Ralf ; Heinzmann, Ralf ; Hahn, Horst ; Ehrenberg, Helmut ; Indris, Sylvio (2015)
Nanoscale spinel LiFeTiO4for intercalation pseudocapacitive Li+storage.
In: Phys. Chem. Chem. Phys., 17 (2)
doi: 10.1039/c4cp04655b
Article, Bibliographie

Dasgupta, Subho ; Das, Bijoy ; Knapp, Michael ; Brand, Richard A. ; Ehrenberg, Helmut ; Kruk, Robert ; Hahn, Horst (2014)
Intercalation-Driven Reversible Control of Magnetism in Bulk Ferromagnets.
In: Advanced Materials, 26 (27)
doi: 10.1002/adma.201305932
Article, Bibliographie

Chen, Ruiyong ; Knapp, Michael ; Yavuz, Murat ; Heinzmann, Ralf ; Wang, Di ; Ren, Shuhua ; Trouillet, Vanessa ; Lebedkin, Sergei ; Doyle, Stephen ; Hahn, Horst ; Ehrenberg, Helmut ; Indris, Sylvio (2014)
Reversible Li+Storage in a LiMnTiO4Spinel and Its Structural Transition Mechanisms.
In: The Journal of Physical Chemistry C, 118 (24)
doi: 10.1021/jp501618n
Article, Bibliographie

Hinterstein, Manuel ; Knapp, Michael ; Hölzel, Markus ; Jo, Wook ; Cervellino, Antonio ; Ehrenberg, Helmut ; Fuess, Hartmut (2010)
Field-induced phase transition in Bi1/2Na1/2TiO3-based lead-free piezoelectric ceramics.
In: Journal of Applied Crystallography, 43 (6)
doi: 10.1107/S0021889810038264
Article, Bibliographie

Hinterstein, Manuel ; Schönau, Kristin A. ; Kling, Jens ; Fuess, Hartmut ; Knapp, Michael ; Kungl, Hans ; Hoffmann, Michael J. (2010)
Influence of lanthanum doping on the morphotropic phase boundary of lead zirconate titanate.
In: Journal of Applied Physics, 108 (2)
doi: 10.1063/1.3437399
Article, Bibliographie

Schönau, Kristin A. ; Knapp, Michael ; Maglione, Mario ; Fuess, Hartmut (2009)
In situ investigation of the stability field and relaxation behavior of nanodomain structures in morphotropic Pb[Zr[sub 1−x]Ti[sub x]]O[sub 3] under variations in electric field and temperature.
In: Applied Physics Letters, 94 (12)
doi: 10.1063/1.3098073
Article, Bibliographie

Schönau, Kristin ; Knapp, Michael ; Kungl, Hans ; Hoffmann, Michael J. ; Fuess, Hartmut (2007)
In situ synchrotron diffraction investigation of morphotropic Pb[Zr1−xTix]O3 under an applied electric field.
In: Physical Review B, 76 (14)
doi: 10.1103/PhysRevB.76.144112
Article, Bibliographie

Theissmann, Ralf ; Schmitt, Ljubomira A. ; Kling, Jens ; Schierholz, Roland ; Schönau, Kristin A. ; Fuess, Hartmut ; Knapp, Michael ; Kungl, Hans ; Hoffmann, Michael J. (2007)
Nanodomains in morphotropic lead zirconate titanate ceramics: On the origin of the strong piezoelectric effect.
In: Journal of Applied Physics, 102 (2)
doi: 10.1063/1.2753569
Article, Bibliographie

Schönau, Kristin A. ; Schmitt, Ljubomira A. ; Knapp, Michael ; Fuess, Hartmut ; Eichel, Rüdiger-A. ; Kungl, Hans ; Hoffmann, Michael J. (2007)
Nanodomain structure of Pb[Zr_{1−x}Ti_{x}]O_{3} at its morphotropic phase boundary: Investigations from local to average structure.
In: Physical Review B, 75 (18)
doi: 10.1103/PhysRevB.75.184117
Article, Bibliographie

Kungl, Hans ; Theissmann, Ralf ; Knapp, Michael ; Baehtz, Carsten ; Fuess, Hartmut ; Wagner, Susanne ; Fett, Theo ; Hoffmann, Michael J. (2007)
Estimation of strain from piezoelectric effect and domain switching in morphotropic PZT by combined analysis of macroscopic strain measurements and synchrotron X-ray data.
In: Acta Materialia, 55 (6)
Article, Bibliographie

Schoenau, Kristin A. ; Knapp, Michael ; Kungl, Hans ; Hoffmann, Michael J. ; Fuess, Hartmut (2007)
In situ synchrotron diffraction investigation of morphotropic Pb[Zr1-xTix]O-3 under an applied electric field.
In: Physical Review B, 76
Article, Bibliographie

Theissmann, Ralf ; Schmitt, Ljubomira A. ; Kling, Jens ; Schierholz, Roland ; Schoenau, Kristin A. ; Fuess, Hartmut ; Knapp, Michael ; Kungl, Hans ; Hoffmann, Michael J. (2007)
Nanodomains in morphotropic lead zirconate titanate ceramics : on the origin of the strong piezoelectric effect.
In: Journal of Applied Physics, 102
Article, Bibliographie

Meštrić, Hrvoje ; Eichel, Rüdiger-A. ; Dinse, Klaus-Peter ; Ozarowski, Andrew ; Van Tol, Johan ; Brunel, Louis ; Kungl, Hans ; Hoffmann, Michael ; Schönau, Kristin ; Knapp, Michael ; Fuess, Hartmut (2006)
Iron-oxygen vacancy defect association in polycrystalline iron-modified PbZrO3 antiferroelectrics: Multifrequency electron paramagnetic resonance and Newman superposition model analysis.
In: Physical Review B, 73 (18)
doi: 10.1103/PhysRevB.73.184105
Article, Bibliographie

Trots, D. M. ; Skomorokhov, A. N. ; Knapp, Michael ; Fuess, Hartmut (2006)
High-temperature behaviour of average structure and vibrational density of states in the ternary superionic compound AgCuSe.
In: European Physical Journal B, 51
Article, Bibliographie

Meštrić, Hrvoje ; Eichel, Rüdiger-A. ; Koss, T. ; Dinse, Klaus-Peter ; Laubach, Sonja ; Laubach, Stefan ; Schmidt, Peter C. ; Schönau, Kristin A. ; Knapp, Michael ; Ehrenberg, Helmut (2005)
Iron-oxygen vacancy defect centers in PbTiO3 : Newman superposition model analysis and density functional calculations.
In: Physical Review B, 71 (13)
doi: 10.1103/PhysRevB.71.134109
Article, Bibliographie

Vasylechko, L. ; Pivak, Y. ; Senyshyn, Anatoliy ; Savytskii, D. ; Berkowski, M. ; Borrmann, H. ; Knapp, Michael ; Paulmann, C. (2005)
Crystal structure and thermal expansion of PrGaO3 in the temperature range 12-1253 K.
In: Journal of solid state chemistry, 178
Article, Bibliographie

Sekar, C. ; Schupp-Niewa, B. ; Krabbes, G. ; Wolf, M. ; Eckert, D. ; Knapp, Michael ; Muller, K. H. (2005)
Synthesis, crystal structure and magnetic properties of the spin ladder compounds La2(Cu1-xZnx)2O5 and La8(Cu1-xZnx)7O19.
In: Journal of solid state chemistry, 178
Article, Bibliographie

Peters, L. ; Knorr, K. ; Knapp, Michael ; Depmeier, W. (2005)
Thermal expansion of gehlenite, Ca2Al[AlSiO7], and the related aluminates LnCaAl[Al2O79 with Ln=Tb, Sm.
In: Physics and chemistry of minerals, 32
Article, Bibliographie

Rafaja, David ; Ebert, Jörg ; Miehe, Gerhard ; Martz, Nathalie ; Knapp, Michael ; Stahl, Branko ; Ghafari, Mohammad ; Hahn, Horst ; Fuess, Hartmut ; Schmollngruber, Peter ; Farber, Paul ; Siegle, Henrik (2004)
Changes in the real structure and magnetoresistance of Co90Fe10/Cu and Co90Fe10/Cu85Ag10Au5 multilayers after annealing.
In: Thin Solid Films, 460 (1-2)
doi: 10.1016/j.tsf.2004.01.099
Article, Bibliographie

Leineweber, A. ; Mittemeijer, E. J. ; Knapp, Michael ; Baehtz, Carsten (2004)
In-situ and ex-situ observation of the ordering kinetics in Ni1.50Sn.
In: Materials science forum, 443/444
Article, Bibliographie

Rafaja, David ; Klemm, V. ; Schreiber, G. ; Knapp, Michael ; Kuzel, R. (2004)
Interference phenomena observed by x-ray diffraction in nanocrystalline thin films.
In: Journal of applied crystallography, 37
Article, Bibliographie

Zibrowius, B. ; Ruschewitz, U. ; Baehtz, Carsten ; Knapp, Michael (2004)
Phase transition in K2C2 as studied by synchrotron X-ray powder diffraction and solid-state 13C NMR spectroscopy.
In: Physical chemistry, chemical physics, 6
Article, Bibliographie

Knapp, Michael ; Joco, V. ; Baehtz, Carsten ; Brecht, H. H. ; Berghaeuser, A. ; Ehrenberg, Helmut ; Seggern, Heinz von ; Fueß, Hartmut (2004)
Position-sensitive detector system OBI for high resolution x-ray powder diffraction using on-site readable image plates.
In: Nuclear instruments & methods in physics research / A, 521
Article, Bibliographie

Gierlowski, P. ; Dynowska, E. ; Abaloshev, A. ; Pelka, J. B. ; Paszkowicz, W. ; Kostrzenska, D. ; Baehtz, Carsten ; Knapp, Michael (2004)
Structure of laser-modified YBa 2 Cu 3 O 7-x thin films.
In: Journal of alloys and compounds, 362
Article, Bibliographie

Paszkowicz, W. ; Knapp, Michael ; Baehtz, Carsten ; Minikayev, R. ; Piszora, P. ; Jiang, J. Z. ; Bacewicz, R. (2004)
Synchrotron X-ray wavelength calibration using a diamond internal standard : application to low-temperature thermal-expansion studies.
In: Journal of alloys and compounds, 382
Article, Bibliographie

Ehrenberg, Helmut ; Pauly, Hermann ; Knapp, Michael ; Groebner, J. ; Mirkovic, D. (2004)
Tetragonal low-temperature structure of LiAl.
In: Journal of solid state chemistry, 177
Article, Bibliographie

Paszkowicz, W. ; Minikayev, R. ; Piszora, P. ; Knapp, Michael ; Baehtz, Carsten ; Recio, J. M. ; Marques, M. ; Mori-Sanchez, P. ; Gerward, L. ; Jiang, J. Z. (2004)
Thermal expansion of spinel-type Si3N4.
In: Physical review / B, 69
Article, Bibliographie

Senyshyn, Anatoliy ; Vasylechko, L. ; Knapp, Michael ; Bismayer, U. ; Berkowski, M. ; Matkovskii, A. (2004)
Thermal expansion of the perovskite-type NdGaO3.
In: Journal of alloys and compounds, 382
Article, Bibliographie

Knapp, Michael ; Baehtz, Carsten ; Ehrenberg, Helmut ; Fuess, Hartmut (2004)
The synchrotron powder diffractometer at beamline B2 at HASYLAB/DESY : status and capabilities.
In: Journal of synchrotron radiation, 11
Article, Bibliographie

Vasylechko, L. ; Vashook, V. ; Savytskii, D. ; Niewa, R. ; Knapp, Michael ; Ullmann, H. ; Berkowski, M. ; Matkovskii, A. ; Bismayer, U. (2003)
Crystal structure, thermal expansion and conductivity of anisotropic La1-xSrxGa1-2xMg2xO3-y (X = 0.05, 0.1) single crystals.
In: Journal of solid state chemistry, 172 (2)
doi: 10.1016/S0022-4596(03)00016-1
Article, Bibliographie

Stir, M. ; Traykova, T. ; Nicula, R. ; Burkel, E. ; Baehtz, Carsten ; Knapp, Michael ; Lathe, C. (2003)
In situ high-pressure and high-temperature diffraction experiments on pure and Ag-doped TiO2 nanopowders.
In: Nuclear instruments and methods in physics research / B, 199
Article, Bibliographie

Vashook, V. ; Vasylechko, L. ; Knapp, Michael ; Ullmann, H. ; Guth, U. (2003)
Lanthanum doped calcium titanates : synthesis, crystal structure, thermal expansion and transport properties.
In: Journal of alloys and compounds, 354
Article, Bibliographie

Ruschewitz, U. ; Baehtz, Carsten ; Knapp, Michael (2003)
Zur Kinetik der Bildung von Na2PdC2.
In: Zeitschrift für anorganische und allgemeine Chemie, 629
Article, Bibliographie

Knapp, Michael (2002)
Weiterentwicklung und Anwendung diffraktometrischer Methoden zur Materialcharakterisierung mit Synchrotronstrahlung.
Technische Universität Darmstadt
Ph.D. Thesis, Primary publication

Kanitsar, Armin ; Theußl, Thomas ; Mroz, Lukas ; Sramek, Milos ; Bartroli, Anna Vilanova ; Csebfalvi, Balazs ; Hladuvka, Jiri ; Fleischmann, Dominik ; Knapp, Michael ; Wegenkittl, Rainer ; Felkel, Petr ; Roettger, Stefan ; Guthe, Stefan ; Purgathofer, Werner ; Groeller, Eduard (2002)
Christmas tree case study: computed tomography as a tool for mastering complex real world objects with applications in computer graphics.
Proceedings of the conference on Visualization'02.
Conference or Workshop Item, Bibliographie

Paszkowicz, W. ; Pelka, J. B. ; Knapp, Michael ; Szyszko, T. ; Podsiadlo, S. (2002)
Lattice parameters and anisotropic thermal expansion of hexagonal boron nitride in the 10-297.5 K temperature range.
In: Applied physics / A, 75
Article, Bibliographie

Paszkowicz, W. ; Knapp, Michael ; Podsiadlo, S. ; Kamler, G. ; Pelka, J. B. (2002)
Lattice parameters of aluminium nitride in the range 10-291 K.
In: Acta physica Polonica / A, 101
Article, Bibliographie

Ehrenberg, Helmut ; Knapp, Michael ; Baehtz, Carsten ; Klemme, S. (2002)
Tetragonal low-temperature phase of MgCr2O4.
In: Powder diffraction, 17
Article, Bibliographie

Pelka, J. B. ; Paszkowicz, W. ; Gierlowski, P. ; Lewandowski, S. J. ; Zielinski, M. ; Barbanera, S. ; Knapp, Michael (2002)
X-ray characterization of films formed by pulsed laser deposition on cold substrates from YBaCuO targets.
In: Acta physica Polonica / A, 101
Article, Bibliographie

Ehrenberg, Helmut ; Theissmann, Ralf ; Gassenbauer, Y. ; Knapp, Michael ; Wltschek, G. ; Weitzel, Hans ; Fuess, Hartmut ; Herrmannsdörfer, T. ; Sheptyakov, D. (2002)
Crystal and magnetic structure relationship in Cu(W1-xMox)O4 compounds with wolframite-type structure.
In: Journal of physics / Condensed matter, 14
Article, Bibliographie

Knapp, Michael ; Ehrenberg, Helmut ; Fuess, Hartmut ; Hahn, U. ; Hesse, M. ; Schulte-Schrepping, H. ; Wroblewski, T. (2001)
Pneumatically bent mirrors: an additional degree of freedom for beam conditioning in high-resolution powder diffraction.
In: Nuclear Instruments and Methods in Physics Research Section A, 467/468 (1)
Article, Bibliographie

Knapp, Michael ; Ruschewitz, U. (2001)
Structural phase transitions in CaC2.
In: Chemistry: a European journal, 7
Article, Bibliographie

This list was generated on Tue Apr 23 01:35:46 2024 CEST.