Now, a Boston-based start-up says it can make ammonia cleanly, cheaply, and quickly by injecting nitrate-containing water ...

from ferrate to ferric, from ferric to ferrous ... Nitride (-3) Nitrite (+3) Nitrate ( +5) and among the amphoteric metals there are e.g. Chromous (+2) Chromic (+3) Chromate (+6) Manganous ...

100 mM sodium nitrate was used for experiments with DvH ... et al. (2007). Analysis of a ferric uptake regulator (Fur) mutant of Desulfovibrio vulgaris Hildenborough. Appl. Environ. Microbiol. 73, ...

Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian 116023, China ...

The U.S. Environmental Protection Agency recently added segments of five rivers near large Iowa cities including Cedar Rapids to the state's impaired waters list for nitrate — over the repeated ...

Those findings were released late last month. The Safe Drinking Water Act identifies a dangerous level of nitrate concentration as anything above levels of 10 milligrams per liter. The NDEE’s ...

Bacteria commonly utilize nitrate and nitrite as terminal electron acceptors for respiration in the absence of oxygen, or for incorporation in biomass. However, it was only recently described that ...

In the mid-20th century, community spaces like swimming pools and sporting events became a source of anxiety for parents who were frightened by the rampant spread of poliovirus. Their concerns ...

Only once before since it became a federal holiday has Martin Luther King Jr. Day fallen on the same day as a presidential inauguration. That was in 1997, when Bill Clinton took the oath of office ...

King III explores his complicated relationship with his father's legend in 'What Is My Legacy?: Realizing a New Dream of Connection, Love and Fulfillment' In 2022, Martin Luther King III, the son ...

Wonder Land: Donald Trump used to be accused of breaking norms. Now it’s ‘disruption.’ Question is: will this approach work in 2025? The answer doesn’t break easily into yes or no. Photo ...