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Nitrogen in Diamond [PDF]

open access: yesChemical Reviews, 2020
Nitrogen is ubiquitous in both natural and laboratory-grown diamond, but the number and nature of the nitrogen-containing defects can have a profound effect on the diamond material and its properties. An ever-growing fraction of the supply of diamond appearing on the world market is now lab-grown.
Michael Ashfold   +2 more
exaly   +6 more sources
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Nitrogen and nitrogen oxides

Medicine, 2003
Abstract Evaporation of liquid nitrogen from the eye or skin may cause cold burns. It may displace oxygen, causing hypoxic asphyxia. Of the nitrogen oxides NO 2 is most toxic. Following exposure, effects in the peripheral airways and alveoli can be expected; clinical symptoms are usually absent during the first hours after exposure.
Meulenbelt, Jrivm
openaire   +4 more sources

Nitrogen Fixation and Nitrogen Fertilization of Soybeans

Isotopes in Environmental and Health Studies, 1996
Abstract In pot experiments with (15)N labelled soil and mineral (15)N, the influence of Bradyrhizobium (Rhizobium japonicum) inoculation and N fertilization on the symbiotic N(2) fixation and yield of soybeans [Glycine max (L.) Merill., cv. 'Fiskeby V'] was investigated.
W, Merbach, H J, Jacob
openaire   +2 more sources

Nitrogen assimilation and nitrogen control in cyanobacteria

Biochemical Society Transactions, 2005
Nitrogen sources commonly used by cyanobacteria include ammonium, nitrate, nitrite, urea and atmospheric N2, and some cyanobacteria can also assimilate arginine or glutamine. ABC (ATP-binding cassette)-type permeases are involved in the uptake of nitrate/nitrite, urea and most amino acids, whereas secondary transporters take up ammonium and, in some ...
E, Flores, A, Herrero
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Fixation of Atmospheric Nitrogen: Synthesis of Heterocycles with Atmospheric Nitrogen as the Nitrogen Source

Angewandte Chemie International Edition, 1998
Dry air is the source of molecular nitrogen for reactions with TiL4 , Li, and TMSCl (L = Cl, OiPr; TMS = trimethylsilyl). The nitrogen-titanium complexes thus prepared can be used to synthesize indoles, pyrroles, and lactams from carbonyl compounds. Applying this method to 1 provides access to 2, the key compound in the synthesis of (±)-lycopodine.
Miwako, Mori   +5 more
openaire   +2 more sources

Nitrogen Fixation: Synthesis of Heterocycles Using Molecular Nitrogen as a Nitrogen Source.

ChemInform, 2004
AbstractFor Abstract see ChemInform Abstract in Full Text.
Miwako Mori   +5 more
openaire   +1 more source

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