Editor’s Overview of Issue 4

Superconductor Industry in Germany: Status and Perspectives (April 22, 2008) Werner Prusseit

German Research Policy for Increased Energy Efficiency (April 5, 2008) Forum Notes from Presentation by Knut Kübler

Superconducting NbN-Nanowire Single-Photon Detectors Capable of Photon Number Resolving (March 14, 2008) A. Korneev, A. Divochiy, M. Tarkhov, O. Minaeva, V. Seleznev, N. Kaurova, B. Voronov, O. Okunev, G. Chulkova, I. Milostnaya, K. Smirnov and G. Gol’tsman

Anomalous Magnetic Hysteresis in the Microwave Surface Resistance of MgB₂ Superconductor (March 05, 2008) A. Agliolo Gallitto, M. Bonura and M. Li Vigni

Mechanical Treatments at Room Temperature of Nb3Sn Practical Wires:
Pre-torsion for Wires with a Different Architecture (March 3, 2008) P Badica, H Oguro, S Awaji, G Nishijima, K Watanabe

ST31-D1

Microtesla MRI of the human brain combined with MEG (February 7, 2008) Vadim S. Zotev, Andrei N. Matlashov, Petr L. Volegov, Igor M. Savukov,
Michelle A. Espy, John C. Mosher, John J. Gomez & Robert H. Kraus, Jr

Study of Nb/Al Interface Combining Spectroscopy of Reflected Electrons with Ion Sputtering (February 7, 2008) A. V. Lubenchencko, V. P. Afanas'ev, M. V. Lukashevsky, M. Norell, A. B. Pavolotsky and S. D. Fedorovich

Towards the Design of Power Switches Utilizing HTS Material (February 5, 2008) S A March, A Ballarino, C Beduz, K H Meß and Y Yang

Magnetic Compensation of Gravity by Using Superconducting Axisymmetric Coils: Spherical Harmonics Method (January 31, 2008) Clement Lorin, Alain Mailfert