The liquid nitrogen freeze–thaw (LN2-FT) method has been widely used to improve the coal permeability in the coalbed methane (CBM) production. However, the influence of moisture content on the ...

For pt.I see ibid.(vol.11 no.3 p.481-90, 2004). In order to validate a nonthermal plasma model using nitrogen in a ferroelectric packed-bed reactor, the number density of the excited nitrogen ...

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The resort was most recently cited for missing monthly nitrogen measurements in November. Crystal Mountain’s discharge permit expired in January 2015, an Ecology spokesperson said.