[1] A. Wixforth, J. P. Kotthaus, G. Weimann. Quantum oscillations in the surface acoustic-wave attenuation caused by a two-dimensional electron system. Phys. Rev. Lett., 56, 2104(1986).
[3] G. S. Kino, R. S. Wages. Theory interdigital couplers on nonpiezoelectric substrates). J. Appl. Phys., 44, 1480(1973).
[4] D. Morgan. Surface Acoustic Wave Filters: With Applications to Electronic Communications and Signal Processing(2007).
[5] A. Wixforth, J. Scriba, M. Wassermeier, J. P. Kotthaus, G. Weimann, W. Schlapp. Surface acoustic waves on GaAs/AlxGa1-xAs heterostructure. Phys. Rev. B., 40, 787(1989).