Concepedia

J. A. Hopkinson

JA

Statistics

Publications

4

Citations

145

H-Index

4

Active since

1968

Affiliations

Hexagon (United Kingdom)(Current)

J. A. Hopkinson is an author at Hexagon (United Kingdom) specializing in mass spectrometric analysis, mass spectrometry, and chemistry.

Publications per year

1968–1970

4

Publications

4

Mass spectrometry: variation of the energy released in a meta-stable decomposition as a function of the life-time of the decomposing ion

J. H. Beynon, J. A. Hopkinson, Gabriel Lester · International Journal of Mass Spectrometry and Ion Physics · 1968 · 43 citations

, , +13

Mass spectrometry — the appearance potentials of “meta-stable peaks” in some aromatic nitro compounds — a chemical reaction in the mass spectrometer

J. H. Beynon, J. A. Hopkinson, Gabriel Lester · International Journal of Mass Spectrometry and Ion Physics · 1969 · 41 citations

, , +13

The mass spectra of some guanidines

J. H. Beynon, J. A. Hopkinson, A. E. Williams · Organic Mass Spectrometry · 1968 · 33 citations

, , +11

Metastable ion fragmentation processes in <i>n</i>‐alkanes

Peter Goldberg, J. A. Hopkinson, A. Mathias et al. · Organic Mass Spectrometry · 1970 · 28 citations

, , +15

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