Results 91 to 100 of about 168,759 (278)

Bioinspired Porphyrin‐Based Catalysts From Temporospatial Confined Frameworks for Ultrafast Removal of Sulfaclozine

open access: yesAdvanced Science, EarlyView.
We report the rational design of artificial photocatalysts with asymmetrically coordinated dual‐metal centers and a tailored microenvironment, broadly applicable strategy is established for the synthesis of multivariate zirconium‐based metal–organic frameworks, offering a platform for precisely tuning active‐site configurations to optimize ...
Yuxin Lu   +11 more
wiley   +1 more source

Table_1_Is the NH4+-induced growth inhibition caused by the NH4+ form of the nitrogen source or by soil acidification?.DOCX

open access: yes, 2022
Soil acidification often occurs when the concentration of ammonium (NH4+) in soil rises, such as that observed in farmland. Both soil acidification and excess NH4+ have serious adverse effects on crop growth and food production.
Jingwen Gao (2611876)   +11 more
core   +1 more source

TH17–Associated Polyamine Metabolism‐Guided Nanozyme Promotes Alveolar Bone Repair in Periodontitis

open access: yesAdvanced Science, EarlyView.
A pronounced TH17‐skewed immune response is identified in experimental periodontitis, and enrichment of the polyamine pathway is observed during TH17 differentiation, suggesting its potential as an immunometabolic target. Inspired by these findings, DFMO@Ui‐Mn is developed as a therapeutic platform combining cascade ROS scavenging with immunometabolic ...
Cheng Zhu   +12 more
wiley   +1 more source

The crystal structures of (NH4)2CuCl3 and (NH4)2CuBr3 [PDF]

open access: yesActa Crystallographica, 1952
C. Brink, A. R. van Arkel
openaire   +1 more source

Increasing NH4+ retention efficiency of sandy soils by adding a modified kaolin material: Mesolite

open access: yes, 2004
Water and ammonium retention by sandy soils may be low and result in leaching of applied fertiliser. To increase water and nutrient retention, zeolite is sometimes applied as a soil ameliorant for high value land uses including turf and horticulture.\ud \
Singh, Balbir   +3 more
core  

Diammonium sodium hexafluoroaluminate, (NH4)(2)NaAlF6 [PDF]

open access: yes, 2006
Diammonium sodium hexafluoroaluminate, (NH4) 2NaAlF6, obtained by hydrothermal synthesis, comprises [AlF6](3-) octahedra forming a face-centred cubic (fcc) arrangement, with Na+ cations filling all octahedral interstices and NH4+ cations filling all ...
Wang, C. X.   +5 more
core  

Solubility Data in the Ternary NH4HCO3-NH4VO3-H2O and (NH4)(2)CO3-NH4VO3-H2O Systems at (40 and 70) degrees C

open access: yes, 2016
Effective separation of NH4VO3 from NH4HCO3 or (NH4)(2)CO3 solution is an important step in the newly proposed vanadium production process based on sodium salt roasting. The solubility data for NH4HCO3-NH4VO3-H2O and (NH4)(2)CO3-NH4VO3-H2O systems at (40
Zhang, Yi   +4 more
core   +1 more source

Geometry‐Regulated Electrode‐Wide Nucleation Patterns in Aqueous Zinc Anodes

open access: yesAdvanced Science, EarlyView.
Laser‐ablated 3D hole patterning enables geometry‐driven control of Zn deposition in aqueous batteries. The hole opening ratio (HOR) governs electrode‐wide nucleation patterns by regulating the spatial distribution of nucleation sites and the evolution of early‐stage Zn deposits.
Seyoung Han   +4 more
wiley   +1 more source

Bio‐Inspired Oligocellulose‐Regulated Ice‐Water Interfaces Enable Sustained Ion Transport in Frozen Aqueous Zinc Batteries

open access: yesAdvanced Science, EarlyView.
Inspired by antifreeze glycoproteins (AFGPs), we synthesized a type of oligomeric cellulose (OC‐8) to inhibit ice formation and enlarge the inter‐ice water channel for transportation. Typical confocal fluorescence experiments display the expansion of the ice‐water interface for zinc‐ion transport.
Zeyu Zhu   +12 more
wiley   +1 more source

Ammonium Adsorption from Water by Macadamia Husk-Derived Biochar Forms: Mechanism and Behavior Study

open access: yesIndonesian Journal of Chemistry
Ammonium (NH4+) is a nutrient and a pollutant of the aquatic environment. This study aims to evaluate the ability to recover NH4+ in water through the adsorption studies of macadamia husk-derived biochar at different pyrolysis temperatures (300, 450, and
Phuong Van Nguyen
doaj   +1 more source

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