TY - JOUR AU - M. Siemens AU - Qing Li AU - Margaret Murnane AU - Henry Kapteyn AU - R. Yang AU - E. Anderson AU - K. Nelson BT - Applied Physics Letters DA - 2009-01 DO - 10.1063/1.3090032 PY - 2009 EP - 093103 T2 - Applied Physics Letters TI - High-frequency surface acoustic wave propagation in nanostructures characterized by coherent extreme ultraviolet beams VL - 94 SN - 00036951 ER -