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Scrap Iron Filings assisted nitrate and phosphate removal in low C/N waters using mixed microbial culture

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 4, doi: 10.1007/s11783-020-1358-2

Abstract:

• Microbes enhance denitrification under varying DO concentrations and SIF dosages.

Keywords: Scrap iron filing     Nitrate removal     Phosphate removal     Mixed culture denitrification     Zero valent iron    

Mercury removal from flue gas using nitrate as an electron acceptor in a membrane biofilm reactor

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 2, doi: 10.1007/s11783-021-1454-y

Abstract:

Membrane bioreactor achieved mercury removal using nitrate as an electron

Keywords: Mercury removal     Oxygen     Ferrous sulfide     Transformation of mercury     Microbial community    

Electrochemical removal of nitrate in industrial wastewater

Dong Xu, Yang Li, Lifeng Yin, Yangyuan Ji, Junfeng Niu, Yanxin Yu

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 1, doi: 10.1007/s11783-018-1033-z

Abstract: The mechanism of ER, EC and ED for nitrate removal has been fully elucidated.The EC pathways of nitrate removal include reduction, coagulation and flotation.The ED pathways of nitrate include redox reaction and dialysis.presents an overview of the current state-of-the-art of electrochemical denitrification to enhance the removalremoval by electrochemical treatment and provide useful information to scientific research and actual

Keywords: Nitrate removal     Electroreduction     Electrocoagulation     Electrodialysis    

Simultaneous enhanced ammonia and nitrate removal from secondary effluent in constructed wetlands using

Frontiers of Environmental Science & Engineering 2023, Volume 18, Issue 4, doi: 10.1007/s11783-024-1807-4

Abstract: List>

● MnO2/PCL composite material (MPCM) enhances ammonia and nitrateremoval in CWs.

Keywords: Constructed wetland     Nitrogen removal     Manganese redox     Polycaprolactone     Nitrous oxide    

Erratum to: Electrochemical removal of nitrate in industrial wastewater

Dong Xu, Yang Li, Lifeng Yin, Yangyuan Ji, Junfeng Niu, Yanxin Yu

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 3, doi: 10.1007/s11783-018-1038-7

Removal of ammonium and nitrate through Anammox and FeS-driven autotrophic denitrification

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 6, doi: 10.1007/s11783-023-1674-4

Abstract: List>

● Simultaneous NH4+/NO3 removal

Keywords: Anammox     Denitrification     FeS     NH4+/NO3     Sulfammox    

LYX: A novel aerobic bacterium with advantage of removing nitrate high effectively by assimilation and

Yuxin Li, Jiayin Ling, Pengcheng Chen, Jinliang Chen, Ruizhi Dai, Jinsong Liao, Jiejing Yu, Yanbin Xu

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 4, doi: 10.1007/s11783-020-1349-3

Abstract: Abstract • Pseudomonas mendocina was first reported for aerobic nitrate removal. • It removed 90% ofThe problem of nitrate accumulation in aerobic tank and total nitrogen excessive discharge in effluentAt the same time, four key genes (napA, nirK, norB and nosZ) related to nitrate nitrogen removal wereTherefore, P. medocina LYX is a potential bioagent for advanced nitrogen removal by assimilating andreducing nitrate simultaneously in aerobic tanks.

Keywords: Pseudomonas mendocina     Aerobic nitrate removal     15N tracing technique     Denitrification assimilatively    

Global Significance of Substrates for Nitrate Removal in Denitrifying Bioreactors Revealed by Meta-Analysis Review

Yuchuan Fan, Jie Zhuang, Michael Essington, Sindhu Jagadamma, John Schwartz, Jaehoon Lee

Engineering 2023, Volume 21, Issue 2,   Pages 214-226 doi: 10.1016/j.eng.2022.08.017

Abstract:

Denitrifying bioreactors (DNBRs) are widely used to reduce excess nitrateHowever, few studies have attempted to determine a generalized pattern for the role of substrate type in nitrateremoval.These materials are compared and evaluated through a meta-analysis of nitrate removal rate (NRR; N removal(g∙m3∙d–1)) and nitrate removal efficiency (NRE).

Keywords: Denitrifying bioreactor     Substrate     Nitrate removal     Meta-analysis     Environmental impact     Cost analysis    

Recent advances and challenges of nitrogen/nitrate electro catalytic reduction to ammonia synthesis

Frontiers in Energy doi: 10.1007/s11708-023-0908-2

Abstract: ammonia is a green and mild new method for preparing ammonia, which can directly convert nitrogen or nitrateHerein, the basic mechanism of the nitrogen reduction reaction (NRR) to ammonia and nitrate reduction

Keywords: electrochemical ammonia synthesis     nitrogen     nitrate     nitrogen reduction reaction (NRR) to ammonia     nitrate    

Rapid and long-effective removal of broad-spectrum pollutants from aqueous system by ZVI/oxidants

Sana Ullah, Xuejun Guo, Xiaoyan Luo, Xiangyuan Zhang, Siwen Leng, Na Ma, Palwasha Faiz

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 5, doi: 10.1007/s11783-020-1268-3

Abstract: . • ZVI/oxidants system achieved fast and long-effective removal of contaminants. • Multiple mechanismsare involved in contaminants removal by ZVI/oxidant system. • ZVI/Oxidants did not change the reducingintrinsic passive layer would lead to the inferior reactivity of ZVI and its lower efficacy in contaminant removalis to identify the critical role of oxygen in determining the reactivity of ZVI toward contaminant removalSubsequently, the effect of three typical oxidants (H2O2, KMnO4, and NaClO) on broad-spectrum contaminants removal

Keywords: Zero-Valent Iron (ZVI)     Oxidants     Heavy Metals (HMs)     Metalloids     Nitrate     Phosphate    

Optimization of denitrifying phosphorus removal in a pre-denitrification anaerobic/anoxic/post-aeration

Weihua Zhao, Meixiang Wang, Jianwei Li, Yu Huang, Baikun Li, Cong Pan, Xiyao Li, Yongzhen Peng

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 5, doi: 10.1007/s11783-018-1084-1

Abstract:

Advanced N and P removal was optimized to treat

Keywords: Denitrifying phosphorus removal     C/N ratio     Nitrate recycling     Carbon source type     Biological nutrient removal    

Nitrate removal to its fate in wetland mesocosm filled with sponge iron: Impact of influent COD/N ratio

Zhihao Si, Xinshan Song, Xin Cao, Yuhui Wang, Yifei Wang, Yufeng Zhao, Xiaoyan Ge, Awet Arefe Tesfahunegn

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 1, doi: 10.1007/s11783-019-1183-7

Abstract: CW-Fe allowed a high-performance of NO3‒-N removal at the COD/N ratio of 0.The application of s-Fe0 contributed to TIN removal in wetland mesocosm. s-Fe0 changed the main denitrifiersResults showed that the NO3‒-N removal efficiencies were significantly increased by 6.6 to 58.9% in thedenitrification mediated by s-Fe0 led to an accumulation of NH4+-N at COD/N ratios of 0 and 5, the TIN removal

Keywords: Sponge iron     Wetland mesocosm     Electronic donor     Denitrification     COD/N ratio    

Research on Expansion Theory of Ammonium Nitrate

Lü Chunxu

Strategic Study of CAE 2001, Volume 3, Issue 9,   Pages 58-63

Abstract:

In this paper, expansion process of AN is described, its physical chemical parameters are calculated and determined, the influeucing factors of AN expansion process are studied and a possible mechanism of expansion process is also given.

Keywords: expanded ammonium nitrate     expansion theory     physical chemical parameter     influencing factor    

Large-scale synthesis of isolated Mn2O3 nanotube/fiber with ferric nitrate as catalyst

ZHANG Aifei, LIU Jiping, L? Guangshu

Frontiers of Chemical Science and Engineering 2007, Volume 1, Issue 1,   Pages 55-58 doi: 10.1007/s11705-007-0011-y

Abstract: selectively synthesized by controlling the contents and proportions of potassium permanganate and ferric nitrateFerric nitrate was an ideal catalyst for the preparation of O nanotube/fiber.When cobalt nitrate or nickel nitrate was used as catalyst, only amorphous nano-O was synthesized.

Keywords: different     nickel     exterior diameter     nanotube     XRD    

New insights into the formation of ammonium nitrate from a physical and chemical level perspective

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 11, doi: 10.1007/s11783-023-1737-6

Abstract:

● Factor analysis of ammonium nitrate formation based on thermodynamic

Keywords: Ammonium nitrate formation     Thermodynamic theory     Aerosol liquid water content     Source apportionment    

Title Author Date Type Operation

Scrap Iron Filings assisted nitrate and phosphate removal in low C/N waters using mixed microbial culture

Journal Article

Mercury removal from flue gas using nitrate as an electron acceptor in a membrane biofilm reactor

Journal Article

Electrochemical removal of nitrate in industrial wastewater

Dong Xu, Yang Li, Lifeng Yin, Yangyuan Ji, Junfeng Niu, Yanxin Yu

Journal Article

Simultaneous enhanced ammonia and nitrate removal from secondary effluent in constructed wetlands using

Journal Article

Erratum to: Electrochemical removal of nitrate in industrial wastewater

Dong Xu, Yang Li, Lifeng Yin, Yangyuan Ji, Junfeng Niu, Yanxin Yu

Journal Article

Removal of ammonium and nitrate through Anammox and FeS-driven autotrophic denitrification

Journal Article

LYX: A novel aerobic bacterium with advantage of removing nitrate high effectively by assimilation and

Yuxin Li, Jiayin Ling, Pengcheng Chen, Jinliang Chen, Ruizhi Dai, Jinsong Liao, Jiejing Yu, Yanbin Xu

Journal Article

Global Significance of Substrates for Nitrate Removal in Denitrifying Bioreactors Revealed by Meta-Analysis

Yuchuan Fan, Jie Zhuang, Michael Essington, Sindhu Jagadamma, John Schwartz, Jaehoon Lee

Journal Article

Recent advances and challenges of nitrogen/nitrate electro catalytic reduction to ammonia synthesis

Journal Article

Rapid and long-effective removal of broad-spectrum pollutants from aqueous system by ZVI/oxidants

Sana Ullah, Xuejun Guo, Xiaoyan Luo, Xiangyuan Zhang, Siwen Leng, Na Ma, Palwasha Faiz

Journal Article

Optimization of denitrifying phosphorus removal in a pre-denitrification anaerobic/anoxic/post-aeration

Weihua Zhao, Meixiang Wang, Jianwei Li, Yu Huang, Baikun Li, Cong Pan, Xiyao Li, Yongzhen Peng

Journal Article

Nitrate removal to its fate in wetland mesocosm filled with sponge iron: Impact of influent COD/N ratio

Zhihao Si, Xinshan Song, Xin Cao, Yuhui Wang, Yifei Wang, Yufeng Zhao, Xiaoyan Ge, Awet Arefe Tesfahunegn

Journal Article

Research on Expansion Theory of Ammonium Nitrate

Lü Chunxu

Journal Article

Large-scale synthesis of isolated Mn2O3 nanotube/fiber with ferric nitrate as catalyst

ZHANG Aifei, LIU Jiping, L? Guangshu

Journal Article

New insights into the formation of ammonium nitrate from a physical and chemical level perspective

Journal Article