@article{HueningLeineweberJacobsetal.2001, author = {H{\"u}ning, Felix and Leineweber, A. and Jacobs, H. and Lueken, H.}, title = {Nitrogen Ordering and ferromagnetic properties of -Fe3N1+x (0.10  x  0.39) and -Fe3(N0.80C0.20)1.38 / Leineweber, A. ; Jacobs, H. ; H{\"u}ning, F. ; Lueken, H. ; Kockelmann, W.}, series = {Journal of Alloys and Compounds. 316 (2001), H. 1-2}, journal = {Journal of Alloys and Compounds. 316 (2001), H. 1-2}, publisher = {-}, isbn = {1873-4669}, pages = {21 -- 38}, year = {2001}, language = {en} } @article{HueningSpartaRedhammeretal.2001, author = {H{\"u}ning, Felix and Sparta, K. and Redhammer, G. J. and Roussel, P.}, title = {Structural Phase Transition in the 2D Spin Dimer Compound SrCu2(BO3)2 / Sparta, K. ; Redhammer, G. J. ; Roussel, P. ; Heger, G. ; Roth, G. ; Ionescu, A. Lemmens, P. ; Grove, M. ; G{\"u}ntherrodt, G. ; H{\"u}ning, F. ; Lueken, H. ; Kageyama, H. ; Onizuka, K ; Ueda}, series = {The European Physical Journal B - Condensed Matter and Complex Systems. 19 (2001), H. 4}, journal = {The European Physical Journal B - Condensed Matter and Complex Systems. 19 (2001), H. 4}, publisher = {-}, isbn = {1434-6036}, pages = {507 -- 516}, year = {2001}, language = {en} } @article{HueningWilkeNakielskietal.1997, author = {H{\"u}ning, Felix and Wilke, I. and Nakielski, G. and Kotzler, J.}, title = {Dynamic conductivity of YBCO thin films from low to very high frequencies / Wilke, I. ; Nakielski, G. ; Kotzler, J. ; Subke, K. O. ; Jaekel, C. ; H{\"u}ning, F. ; Roskos, H. G. ; Kurz, Heinrich}, series = {Applied superconductivity 1997 : proceedings of EUCAS 1997, the Third European Conference on Applied Superconductivity, held in the Netherlands, 30 June - 3 July 1997 / ed. by H. Rogalla}, journal = {Applied superconductivity 1997 : proceedings of EUCAS 1997, the Third European Conference on Applied Superconductivity, held in the Netherlands, 30 June - 3 July 1997 / ed. by H. Rogalla}, publisher = {IOP}, address = {Bristol}, isbn = {0-7503-0487-1}, pages = {121 -- 124}, year = {1997}, language = {en} } @article{HueningLeineweberJacobsetal.1999, author = {H{\"u}ning, Felix and Leineweber, A. and Jacobs, H. and Lueken, H.}, title = {ε-Fe3N: magnetic structure, magnetization and temperature dependent disorder of nitrogen / Leineweber, A. ; Jacobs, H. ; H{\"u}ning, F. ; Lueken, H. ; Schilder, H. ; Kockelmann, W.}, series = {Journal of Alloys and Compounds. 288 (1999), H. 1-2}, volume = {288}, journal = {Journal of Alloys and Compounds. 288 (1999), H. 1-2}, number = {1-2}, publisher = {Elsevier}, address = {Amsterdam}, isbn = {1873-4669}, pages = {79 -- 87}, year = {1999}, abstract = {ε-Fe3N has been investigated by time-of-flight neutron diffraction (temperature range 4.2-618 K) and SQUID magnetometry (2-700 K, B≤5 T). A ferromagnetic spin structure is observed with magnetic moments oriented perpendicular to the c-axis of the hexagonal nuclear structure. The magnetic saturation moment of iron is 2.2 μB at 4.2 K from neutron diffraction and 2.0 μB from magnetic measurements and decreases in a Brillouin-like manner on heating to TC=575 K. Above 450 K an increasing but reversible disorder of the nitrogen partial structure is observed.}, language = {en} } @article{HueningJaekelFrancoisetal.1996, author = {H{\"u}ning, Felix and Jaekel, C. and Francois, I. and Kyas, G.}, title = {Microwave surface impedance measurements on high-Tc superconductors / Jaekel, C. ; Francois, I. ; Kyas, G. ; H{\"u}ning, F. ; Roskos, H. G. ; Borghs, G. ; Kurz, H.}, series = {Czechoslovak Journal of Physics. 46 (1996), H. Suppl. 2}, journal = {Czechoslovak Journal of Physics. 46 (1996), H. Suppl. 2}, number = {46}, publisher = {Springer Science+Business Media}, address = {Dordrecht}, isbn = {1572-9486}, pages = {1117 -- 1118}, year = {1996}, language = {en} }