Results 21 to 30 of about 168,759 (278)

Термодинамические свойства оксопентафторида ванадия (IV), (NH4)3VOF5=Thermodynamic Properties of Vanadium Oxypentafluoride (IV) (NH4)3VOF5

open access: yes, 2021
Текст статьи не публикуется в открытом доступе в соответствии с политикой журнала.Выращены кристаллы (NH4)3VOF5, однородность и однофазность которых установлена рентгеновскими методами (EDS, XPS, XRD).
Горев, М. В.   +7 more
core   +1 more source

NH4+ and NO3- concentrations.

open access: yes, 2022
Mean ± SE NH4+ and NO3- concentrations at each sampling point. (PDF)
Austin D. Gray (11909885)   +1 more
core   +1 more source

Ammonium and organic carbon co-removal under feammox-coupled-with-heterotrophy condition as an efficient approach for nitrogen treatment

open access: yesScientific Reports, 2021
Nitrification is the rate limiting step in the nitrogen removal processes since nitrifiers have high oxygen demand, but poorly compete with aerobic heterotrophs.
Chung Phuong Le   +5 more
doaj   +1 more source

Long-term straw return influenced ammonium ion retention at the soil aggregate scale in an Anthrosol with rice-wheat rotations in China

open access: yesJournal of Integrative Agriculture, 2022
Soil aggregates are an important controlling factor for the physico-chemical and biological processes such as ammonium (NH4+) retention. Straw return to the field is increasingly recommended to promote soil carbon (C) sequestration and improve crop ...
Wen-zhao ZHANG   +4 more
doaj   +1 more source

OsEIL1 protects rice growth under NH4+ nutrition by regulating OsVTC1-3-dependent N-glycosylation and root NH4+ efflux

open access: yes, 2022
Rice is known for its superior adaptation to ammonium (NH4+ ) as a nitrogen source. Compared to many other cereals, it displays lower NH4+ efflux in roots and higher nitrogen-use efficiency on NH4+ .
Shi, W   +8 more
core   +1 more source

Conventional and inverse barocaloric effects around triple points in ferroelastics (NH4)3NbOF6 and (NH4)3TiOF5 [PDF]

open access: yes, 2020
We report the conventional and inverse barocaloric effect (BCE) in ferroelastics (NH4)3NbOF6 and (NH4)3TiOF5.We found a rich set of the structural phase transitions and triple points on the T − p phase diagrams.
Gorev, M. V.   +2 more
core   +2 more sources

Ca(OH)2-modified Camellia oleifera shell biochar: preparation, characterization, and adsorption of NH4+ and PO43−

open access: yesBiochar X
Excessive nitrogen and phosphorus in aquatic systems trigger eutrophication and environmental contamination. Herein, Ca(OH)2-modified Camellia oleifera shell biochar was fabricated as an adsorbent for NH4+ and PO43− removal, with the effects of contact ...
Min Chen   +6 more
doaj   +1 more source

Influence of elevated carbon dioxide and ammonium nutrition on growth and nitrogen metabolism in wheat (Triticum aestivum)

open access: yesThe Indian Journal of Agricultural Sciences, 2016
Growth under elevated CO2 (EC) conditions inhibits nitrate (NO3-) assimilation in crop plants, hence ammonium (NH4+) nutrition is beneficial compared to NO3– nutrition under EC conditions.
LEKSHMY S   +5 more
doaj   +1 more source

Stablity Study on CODMn, NO3-, NH4+ in Groundwater

open access: yesYankuang ceshi, 2014
CODMn, NO3- and NH4+ are important indicators to nitrite, nitrate and ammonia pollution in groundwater. There are significant differences between geological industry standards and national-international standards about the storage ways and time for these
DU Yu-ping   +4 more
doaj   +2 more sources

Critical Advances of Aqueous Rechargeable Ammonium Ion Batteries

open access: yesSmall Structures, 2023
Aqueous rechargeable batteries have drawn wide attention owing to the advantages of low cost, high safety, and rapid kinetic process. In recent years, the use of NH4+ ions and other nonmetallic ions as carrier batteries has come into researchers’ view ...
Yinpeng Pan   +6 more
doaj   +1 more source

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