Paul Humphrey

Molecular masses up to 270 000 u in coal and coal-derived products by matrix assisted laser desorption ionization mass spectrometry (MALDI-m.s.)

C. A. F. Johnson, John E. Parker, Gerry P. Smith et al. · Fuel · 1994 · 42 citations

Natural Sciences, Chemistry, Mining Engineering +12

Characterization of coal by matrix‐assisted laser desorption ionization mass spectrometry. I. The argonne coal samples

Alan A. Herod, Chun‐Zhu Li, John E. Parker et al. · Rapid Communications in Mass Spectrometry · 1994 · 40 citations

Natural Sciences, Chemistry, Mining Engineering +15

Characterization of coal by matrix‐assisted laser desorption mass spectrometry. II. Pyrolysis tars and liquefaction extracts from the argonne coal samples

Alan A. Herod, Chun‐Zhu Li, Bin Xu et al. · Rapid Communications in Mass Spectrometry · 1994 · 40 citations

Natural Sciences, Chemistry, Analytical Chemistry +12

Characterization of kerogens by matrix‐assisted laser desorption ionization mass spectroscopy

Chun‐Zhu Li, Alan A. Herod, C. A. F. Johnson et al. · Rapid Communications in Mass Spectrometry · 1994 · 22 citations

Natural Sciences, Earth Sciences, Geology +14