TY - JOUR A1 - Hagemann, Hans-Jürgen A1 - Hero, A. A1 - Gonser, U. T1 - The valence change of Fe in BaTiO3 studied by Mößbauer effect and gravimetry. Hagemann, H. J.; Hero, A.; Gonser, U. JF - Physica Status Solidi (A) - Applied Research. 61 (1980) Y1 - 1980 SN - 0031-8965 SP - 63 EP - 72 ER - TY - JOUR A1 - Zastrow, Udo A1 - Rieder, G. T1 - Bracketing eigenvalues of an oscillating elastic body by integral equations JF - Bracketing of eigenfrequencies of continous structures : Euromech Colloquium, no. 112, Mátrafüred (Hungary), 21 - 23 February, 1979 / ed. by À. Bosznay Y1 - 1980 SN - 963-05-2625-5 N1 - Euromech Colloquium <112, 1979, Mátrafüred> SP - 421 EP - 434 PB - Akad. Kiadó CY - Budapest ER - TY - JOUR A1 - Hagemann, Hans-Jürgen A1 - Hennings, D. T1 - Reversible Weight change of acceptor-doped BaTiO3. Hagemann, H. J.; Hennings, D. JF - Journal of the American Ceramic Society. 64 (1981) Y1 - 1981 SN - 0002-7820 SP - 590 EP - 594 ER - TY - JOUR A1 - Zastrow, Udo T1 - Solution of plane anisotropic elastostatical boundary value problems by singular integral equations JF - Acta Mechanica. 44 (1982), H. 1-2 Y1 - 1982 SN - 1619-6937 SP - 59 EP - 71 ER - TY - JOUR A1 - Hagemann, Hans-Jürgen A1 - Hennings, D. A1 - Wernicke, R. T1 - Ceramic multilayer capacitors. Hagemann, H. J.; Hennings, D.; Wernicke, R. JF - Philips' technical review / Philips' Gloeilampenfabrieken. Philips' Gloeilampenfabrieken . 41 (1984) Y1 - 1984 SN - 0031-7926 SP - 89 EP - 98 ER - TY - JOUR A1 - Hagemann, Hans-Jürgen A1 - Stumpe, R. A1 - Wagner, D. A1 - Bäuerle, D. T1 - The influence of contact effects on the dielectric behavior of diffuse phase transitions. Stumpe, R.; Wagner, D.; Bäuerle, D.; Hagemann, H. J. JF - Ferroelectrics : the international journal devoted to the theoretical, experimental, and applied aspects of ferroelectrics and related materials / Letters section. 4 (1985) Y1 - 1985 SN - 0731-5171 SP - 143 EP - 147 ER - TY - JOUR A1 - Hagemann, Hans-Jürgen A1 - Geittner, P. A1 - Warnier, J. A1 - Weling, F. T1 - Reduction of geometric taper losses in the PCVD process. Geittner, P.; Hagemann, H. J.; Warnier, J.; Weling, F.; Wilson, H. JF - Electronics letters : an intern. publication / The Institution of Electrical Engineers. 21 (1985), H. 13 Y1 - 1985 SN - 0013-5194 SP - 870 EP - 871 ER - TY - JOUR A1 - Zastrow, Udo T1 - On the formulation of the fundamental solutions for orthotropic plane elasticity JF - Acta Mechanica. 57 (1985), H. 3-4 Y1 - 1985 SN - 1619-6937 SP - 113 EP - 122 ER - TY - JOUR A1 - Zastrow, Udo T1 - On the complete system of fundamental solutions for anisotropic slices and slabs: A comparison by use of the slab analogy JF - Journal of Elasticity. 15 (1985), H. 3 Y1 - 1985 SN - 1573-2681 SP - 293 EP - 318 ER - TY - JOUR A1 - Zastrow, Udo T1 - Basic geometrical singularities in plane-elasticity and plate-bending problems JF - International Journal of Solids and Structures. 21 (1985), H. 10 Y1 - 1985 SN - 0020-7683 SP - 1047 EP - 1067 ER -