A. D. Petford

Interpretation of collision broadening and shift in atomic spectra

W. R. Hindmarsh, A. D. Petford, G. P. Smith · Proceedings of the Royal Society of London A Mathematical and Physical Sciences · 1967 · 160 citations

Precision measurement of relative oscillator strengths. - VI. Measures of Fe I transitions from levels a5 F1 - 5 (0.86-1.01 eV) with an accuracy of 0.5 per cent

D. E. Blackwell, A. D. Petford, M. J. Shallis · Monthly Notices of the Royal Astronomical Society · 1979 · 142 citations · Full text

Engineering, Nuclear Physics, Measurement +16

Precision measurement of relative oscillator strengths - IV. Attainment of 0.5 per cent accuracy. Fe I transitions from levels a5 D0-4 (0.00-0.12 eV)

D. E. Blackwell, P. Ibbetson, A. D. Petford et al. · Monthly Notices of the Royal Astronomical Society · 1979 · 140 citations · Full text

Cent Accuracy, Electrical Engineering, Precision Measurement +14

Precision measurement of relative oscillator strengths - IX. Measures of Fe I transitions from levels Formula

D. E. Blackwell, A. D. Petford, M. J. Shallis et al. · Monthly Notices of the Royal Astronomical Society · 1982 · 118 citations

Microwave Spectroscopy, Precision Measurement, Engineering +14

Measurement of relative oscillator strengths for Fe I: transitions from levels Formula (2.61 eV - 2.56 eV). Use of a multipass optical system

D. E. Blackwell, A. D. Petford, Gustavus J. Simmons · Monthly Notices of the Royal Astronomical Society · 1982 · 108 citations · Full text

Short Wavelength Optic, Fe I|, Engineering +18