The δ15NTN shows negative excursion, which is most likely interpreted to N2 ... the nitrogen content. Total inorganic carbon (TIC) isotopes were measured by a Thermo Fisher Scientific MAT 253 Plus ...

Mixed gases are of great importance for many applications in the industrial and medical sectors. Gas mixers, which can adjust these gas concentrations precisely and as required, are generally ...

Preliminary findings from a GRDC-funded project which seeks to discover the fate of applied N over up to three growing ...

N 2 adsorption and desorption were used to measure the pore structure characteristics of the samples and their variation with moisture in the Key Laboratory of Shale Gas Evaluation and ... samples ...

Frazier in his final words criticized Michigan Gov. Gretchen Whitmer for not returning him to serve out a previous life ...

An man convicted of murdering a woman after breaking into her apartment as she slept was put to death Thursday evening in ...

A man convicted of murdering a woman after breaking into her apartment is set to be executed Thursday evening in Alabama in what would be the nation’s fourth execution with ...

A federal judge on Friday refused to stop what would be the fourth nitrogen gas execution in the U.S., saying the inmate had not proven his claims that the new method is unconstitutionally cruel ...

Scientists are unraveling the mysteries of Titan, Saturn’s largest moon, and its dense nitrogen-rich atmosphere. Despite its ...

Copyright 2025 The Associated Press. All Rights Reserved. Carol Frazier, mother of Demetrius Frazier, pleads publicly Tuesday, Jan. 28, 2025, to Gov. Gretchen Whitmer ...

Most everyone is familiar with carbon dioxide (CO2), but methane and nitrous oxide are considerable contributors to greenhouse gas (GHG) emissions and are more cost-effective to reduce. To further ...