Results 11 to 20 of about 77,649 (235)

Coordinative Stabilization of Single Bismuth Sites in a Carbon–Nitrogen Matrix to Generate Atom‐Efficient Catalysts for Electrochemical Nitrate Reduction to Ammonia

open access: yesAdvanced Science, 2023
Electrochemical nitrate reduction to ammonia powered by renewable electricity is not only a promising alternative to the established energy‐intense and non‐ecofriendly Haber–Bosch reaction for ammonia generation but also a future contributor to the ever ...
Wuyong Zhang   +10 more
doaj   +1 more source

Electrochemical nitrate reduction in acid enables high-efficiency ammonia synthesis and high-voltage pollutes-based fuel cells

open access: yesNature Communications, 2023
Most current research is devoted to electrochemical nitrate reduction reaction for ammonia synthesis under alkaline/neutral media while the investigation of nitrate reduction under acidic conditions is rarely reported.
Rong Zhang   +11 more
doaj   +1 more source

Kinetics and influential factors of nanoscale iron-facilitated nitrate nitrogen removal

open access: yesTecnología y ciencias del agua, 2017
Song, Y. & Song, S. (March-April, 2017). Kinetics and influential factors of nanoscale iron-facilitated nitrate nitrogen removal. Water Technology and Sciences (in Spanish), 8(2), 93-103.
Song Yujia, Song Shoufa
doaj   +1 more source

Nitrate removal during Fe(III) bio-reduction in microbial-mediated iron redox cycling systems

open access: yesWater Science and Technology, 2021
Fe(III) bio-reduction provides a prospect of applying the iron redox cycle to nitrate remediation in the aquatic environment. The objective of this study was to realize multiple nitrate removals in the system containing Shewanella oneidensis MR-1 (S ...
Yongsheng Lu   +7 more
doaj   +1 more source

Cu-electrodeposited gold electrode for the sensitive electrokinetic investigations of nitrate reduction and detection of the nitrate ion in acidic medium

open access: yesResults in Chemistry, 2023
The electro-catalytic reduction of nitrate ion in acidic media was observed at the Cu-electrodeposited Au surface. The voltammetric analysis represented that the Cu/Au electrode has an enhanced catalytic activity towards nitrate reduction in acidic ...
Abrar Yasir Abir   +6 more
doaj   +1 more source

Elimination of nitrate in secondary effluent of wastewater treatment plants by Fe0 and Pd-Cu/diatomite

open access: yesJournal of Water Reuse and Desalination, 2018
Because total nitrogen (TN), in which nitrate (NO3–) is dominant in the effluent of most wastewater treatment plants, cannot meet the requirement of Chinese wastewater discharge standard (
Yupan Yun   +5 more
doaj   +1 more source

Nitrate reduction by electrochemical processes using copper electrode: evaluating operational parameters aiming low nitrite formation

open access: yesWater Science and Technology, 2021
This work aims to present different electroreduction and electrocatalytic processes configurations to treat nitrate contaminated water. The parameters tested were: current density, cell potential, electrode potential, pH values, cell type and catalyst ...
T. F. Beltrame   +4 more
doaj   +1 more source

Effect of Stabilized Zero-Valent Iron Nanoparticles on Nitrate Removal from Sandy Soil

open access: yesمجله آب و خاک, 2016
Introduction: During the recent decades, the use of N fertilizers has undeniable development regardless of their effects on the soil and environment.
F. Nooralivand   +4 more
doaj   +1 more source

Catalytic degradation of ammonia and nitrate from wastewater - A critical review [PDF]

open access: yesAdvances in Environmental Technology, 2022
The foibles in extant wastewater treatment technologies release untreated nitrate and ammonia containing compounds into different potable water sources.
Manali Date, Dipika Jaspal
doaj   +1 more source

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