Ultrafast electronic phase transition in La1/2Sr3/2MnO4 by coherent vibrational excitation: evidence for nonthermal melting of orbital order.
An ultrafast electronic phase transition, associated with melting of orbital order, is driven in La1/2Sr3/2MnO4 by selectively exciting the Mn-O stretching mode with femtosecond pulses at 16 microm wavelength. The energy coupled into this vibration is less than 1% of that necessary to induce the tra...
Príomhchruthaitheoirí: | Tobey, R, Prabhakaran, D, Boothroyd, A, Cavalleri, A |
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Formáid: | Journal article |
Teanga: | English |
Foilsithe / Cruthaithe: |
2008
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