MARŠÍK, Přemysl, Kuyng Wan KIM, Adam DUBROKA, Matthias ROESSLE, Vivek Kumar MALIK, Leander SCHULZ, Chennan WANG, Christoph NIEDERMAYER, Allan DREW, M. WILLIS, Thomas WOLF a Christian BERNHARD. Coexistence and Competition of Magnetism and Superconductivity on the Nanometer Scale in Underdoped BaFe1.89Co0.11As2. Physical Review Letters. USA: The Americal Physical Society, 2010, roč. 105, č. 5, 4 s. ISSN 0031-9007. |
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@article{930180, author = {Maršík, Přemysl and Kim, Kuyng Wan and Dubroka, Adam and Roessle, Matthias and Malik, Vivek Kumar and Schulz, Leander and Wang, Chennan and Niedermayer, Christoph and Drew, Allan and Willis, M. and Wolf, Thomas and Bernhard, Christian}, article_location = {USA}, article_number = {5}, keywords = {MUON-SPIN-ROTATION; PHASE-DIAGRAM; ORDER}, language = {eng}, issn = {0031-9007}, journal = {Physical Review Letters}, title = {Coexistence and Competition of Magnetism and Superconductivity on the Nanometer Scale in Underdoped BaFe1.89Co0.11As2}, volume = {105}, year = {2010} }
TY - JOUR ID - 930180 AU - Maršík, Přemysl - Kim, Kuyng Wan - Dubroka, Adam - Roessle, Matthias - Malik, Vivek Kumar - Schulz, Leander - Wang, Chennan - Niedermayer, Christoph - Drew, Allan - Willis, M. - Wolf, Thomas - Bernhard, Christian PY - 2010 TI - Coexistence and Competition of Magnetism and Superconductivity on the Nanometer Scale in Underdoped BaFe1.89Co0.11As2 JF - Physical Review Letters VL - 105 IS - 5 PB - The Americal Physical Society SN - 00319007 KW - MUON-SPIN-ROTATION KW - PHASE-DIAGRAM KW - ORDER N2 - We report muon spin rotation (mu SR) and infrared spectroscopy experiments on underdoped BaFe1.89Co0.11As2 which show that bulk magnetism and superconductivity (SC) coexist and compete on the nanometer length scale. Our combined data reveal a bulk magnetic order, likely due to an incommensurate spin density wave (SDW), which develops below T-mag approximate to 32 K and becomes reduced in magnitude (but not in volume) below T-c = 21.7 K. A slowly fluctuating precursor of the SDW seems to develop already below the structural transition at T-s approximate to 50 K. The bulk nature of SC is established by the mu SR data which show a bulk SC vortex lattice and the IR data which reveal that the majority of low-energy states is gapped and participates in the condensate at T << T-c. ER -
MARŠÍK, Přemysl, Kuyng Wan KIM, Adam DUBROKA, Matthias ROESSLE, Vivek Kumar MALIK, Leander SCHULZ, Chennan WANG, Christoph NIEDERMAYER, Allan DREW, M. WILLIS, Thomas WOLF a Christian BERNHARD. Coexistence and Competition of Magnetism and Superconductivity on the Nanometer Scale in Underdoped BaFe1.89Co0.11As2. \textit{Physical Review Letters}. USA: The Americal Physical Society, 2010, roč.~105, č.~5, 4 s. ISSN~0031-9007.
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