R. M. Hays

Surface wave transform adaptable processor system

W. R. Shreve, Clinton S. Hartmann, D. T. Bell, 1975 .

A wide-band low-shape-factor amplifier module using an acoustic surface- wave bandpass filter

T. F. Cheek, C. S. Hartmann, R. M. Hays, 1972 .

Selectable Bandpass Filters - Multichannel Surface Wave Devices

C. S. Hartmann, R. C. Rosenfeld, R. M. Hays, 1973 .

Inactive and abandoned underground mines. Water pollution prevention and control

R. M. Hays, R. L. Scott, 1975 .

Surface-acoustic-wave devices for communications

R.M. Hays, C.S. Hartmann, C. Hartmann, 1976, Proceedings of the IEEE.

Magnetic Desulfurization of Coal

R. M. Hays, C. K. Miller, J. Lawver, 1973 .