Hightlights

Latest developments in Fe-oxypnictide superconductors

July 25, 2008 (H29).  A special collection of articles containing the latest research into the new family of Fe-oxypnictide superconductors was put together by the Editor of Superconductor Science and Technology (SuST).  This collection of articles will be updated throughout 2008. The articles are free to download until 31 December 2008 from this Highlight or from the original webpage announcement by the SuST Editor: http://www.iop.org/EJ/journal/-page=extra.hottopics/0953-2048.

Below follows the list of articles currently included in the collection, with links to abstracts, references and full text PDF files.  The SuST webpage can be bookmarked for convenient revisiting.

Upper critical field, Hall effect and magnetoresistance in the iron-based layered superconductor LaFeAsO0.9F0.1-δ
Xiyu Zhu, Huan Yang, Lei Fang, Gang Mu and Hai-Hu Wen
Supercond. Sci. Technol. 21 No 10 (October 2008) 105001 (5pp)

Crystal chemical simulation of superconductors on the basis of oxide and intermetallic layers
L M Volkova
Supercond. Sci. Technol. 21 No 9 (September 2008) 095019 (5pp)

Synthesis, crystal structure, microstructure, transport and magnetic properties of SmFeAsO and SmFeAs(O0.93F0.07)
A Martinelli, M Ferretti, P Manfrinetti, A Palenzona, M Tropeano, M R Cimberle, C Ferdeghini, R Valle, C Bernini, M Putti and A S Siri
Supercond. Sci. Technol. 21 No 9 (September 2008) 095017 (7pp)

Evidence for two distinct scales of current flow in polycrystalline Sm and Nd iron oxypnictides
A Yamamoto, A A Polyanskii, J Jiang, F Kametani, C Tarantini, F Hunte, J Jaroszynski, E E Hellstrom, P J Lee, A Gurevich, D C Larbalestier, Z A Ren, J Yang, X L Dong, W Lu and Z X Zhao
Supercond. Sci. Technol. 21 No 9 (September 2008) 095008 (11pp)

Evidence for supercurrent connectivity in conglomerate particles in NdFeAsO1-δ
J D Moore, K Morrison, K A Yates, A D Caplin, Y Yeshurun, L F Cohen, J M Perkins, C M McGilvery, D W McComb, Z A Ren, J Yang, W Lu, X L Dong and Z X Zhao
Supercond. Sci. Technol. 21 No 9 (September 2008) 092004 (5pp)

Point contact Andreev reflection spectroscopy of NdFeAsO0.85
K A Yates, L F Cohen, Zhi-An Ren, Jie Yang, Wei Lu, Xiao-Li Dong and Zhong-Xian Zhao
Supercond. Sci. Technol. 21 No 9 (September 2008) 092003 (4pp)

The effect of internal pressure on the tetragonal to monoclinic structural phase transition in ReOFeAs: the case of NdOFeAs
Michela Fratini, Rocchina Caivano, Alessandro Puri, Alessandro Ricci, Zhi-An Ren, Xiao-Li Dong, Jie Yang, Wei Lu, Zhong-Xian Zhao, Luisa Barba, Gianmichele Arrighetti, Maurizio Polentarutti and Antonio Bianconi
Supercond. Sci. Technol. 21 No 9 (September 2008) 092002 (4pp)

Superconductivity at 53.5 K in GdFeAsO1-δ
Jie Yang, Zheng-Cai Li, Wei Lu, Wei Yi, Xiao-Li Shen, Zhi-An Ren, Guang-Can Che, Xiao-Li Dong, Li-Ling Sun, Fang Zhou and Zhong-Xian Zhao
Supercond. Sci. Technol. 21 No 8 (August 2008) 082001 (3pp)

Synthesis and structural characterization of LaOFeP superconductors
C Y Liang, R C Che, H X Yang, H F Tian, R J Xiao, J B Lu, R Li and J Q Li
Supercond. Sci. Technol. 20 No 7 (July 2007) 687-690