D. H. Walker

A simple and accurate method of calibration by photopeak efficiencies

J. Hutchinson, D. H. Walker, 1967 .

Backscattering of alpha particles from thick metal backings as a function of atomic weight

W. B. Mann, J. Hutchinson, D. H. Walker, 1968 .

An experimental study of the backscattering of 5.3-MeV alpha particles from platinum and monel metal

D. H. Walker, 1965 .

LASERS, OPTICS, AND OPTOELECTRONICS 397 Near-field optical spectroscopy using an incoherent light source

L. J. Sargent, X. H. Zhang, R. Carminati, 2000 .