Results 81 to 90 of about 491 (132)

Timing and origin of natural gas accumulation in the Siljan impact structure, Sweden. [PDF]

open access: yesNat Commun, 2019
Drake H   +8 more
europepmc   +1 more source

Catalytic Role of Pyrite on Hydrodesulfurization of Lignite and Asphaltite

open access: yes, 2016
Pyrite, FeS2 , naturally present in solid fuels can act as catalysts during hydrogenation processes. In general, metal sulfide catalysts are used as hydrogenation and hydrodesulfurization processes of petroleum fractions.
Kanca, Arzu   +2 more
core  

Determination of reference concentrations of strontium in urine by inductively coupled plasma atomic emission spectrometry. [PDF]

open access: yesEnviron Health Prev Med, 2006
Usuda K   +12 more
europepmc   +1 more source

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