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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 reductionreaction ( Keywords： electrochemical ammonia synthesis     nitrogen     nitrate     nitrogen reduction reaction (NRR) to ammonia     nitratereduction reaction (NO–3 RR)    

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Studies on catalytic reduction of nitrate in groundwater

GENG Bing, ZHU Yanfang, JIN Zhaohui, LI Tielong, KANG Haiyan, WANG Shuaima

Frontiers of Environmental Science & Engineering 2007, Volume 1, Issue 3,   Pages 357-361 doi: 10.1007/s11783-007-0061-x

Abstract: Catalytic reduction of nitrate in groundwater by sodium formate over the catalyst was investigated.It was found that total nitrogen was effectively removed from the nitrate solution (100 mg/L) and theaffected by pH, catalyst amount used, concentration of sodium formate, and initial concentration of nitrateIn which case, catalytic reduction followed the first order kinetics.

Keywords： dispersive     electron microscopy     considerable decrease     Catalytic reduction     brunauer-emmett-teller    

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Effect of exhaust gas recirculation and ethyl hexyl nitrate additive on biodiesel fuelled diesel enginefor the reduction of NO

K. VENKATESWARLU, B. S. R MURTHY, V. V. SUBBARAO, K. Vijaya KUMAR

Frontiers in Energy 2012, Volume 6, Issue 3,   Pages 304-310 doi: 10.1007/s11708-012-0195-9

Abstract: present experimental work, a combination of exhaust gas recirculation and cetane improver ethyl hexyl nitratebrake thermal efficiency increases with the increase in the percentage of EGR which is accompanied by a reduction

Keywords： additive     exhaust gas recirculation (EGR)     emissions     ethyl hexyl nitrate (EHN)     performance    

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Synthesis of nanoiron by microemulsion with Span/Tween as mixed surfactants for reduction of nitrate

ZHANG Yunxia, LI Tielong, JIN Zhaohui, WANG Wei, WANG Shuaima

Frontiers of Environmental Science & Engineering 2007, Volume 1, Issue 4,   Pages 466-470 doi: 10.1007/s11783-007-0074-5

Abstract: Denitrification of nitrate in groundwater using iron nanoparticles has received increasing interest in

Keywords： spherical     distribution     groundwater     interest     Denitrification    

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Physical and chemical processes of wintertime secondary nitrate aerosol formation

Qi YING

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 3,   Pages 348-361 doi: 10.1007/s11783-011-0343-1

Abstract: process analysis (PA) scheme for gas and particulate matter (PM) to study the formation of secondary nitrateSecondary nitrate is formed in the urban areas from near the ground to a few hundred meters above theThe secondary nitrate formation rate in rural areas is lower due to lower NO .During the stagnant days, process analysis indicates that the nitrate concentration in the upper airof surface nitrate concentration.

Keywords： secondary nitrate aerosol     N2O5 heterogeneous reaction     process analysis    

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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    

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Heterometallic cluster-based organic frameworks as highly active electrocatalysts for oxygen reductionand oxygen evolution reaction: a density functional theory study

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 5,   Pages 570-580 doi: 10.1007/s11705-022-2247-y

Abstract: The oxygen reduction reaction and oxygen evolution reaction catalytic activities of heterometallic cluster-basedAmong all heterometallic clusters, Fe2Mn–Mn has a minimum overpotential of 0.35 V for oxygen reductionreaction, and Fe2Co–Co possesses the smallest overpotential of 0.32 V for oxygen evolutionreaction, respectively 100 and 50 mV lower than those of Pt(111) and RuO2(110) catalysts.Additionally, the catalytic activity of Fe2Mn and Fe2Co connected through 3,3′,

Keywords： bimetallic metal–organic frameworks     bifunctional electrocatalyst     density functional theory     oxygen reductionreaction     oxygen evolution reaction    

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Catalytic reduction for water treatment

Maocong Hu, Yin Liu, Zhenhua Yao, Liping Ma, Xianqin Wang

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 1, doi: 10.1007/s11783-017-0972-0

Abstract: Treating water contaminants via heterogeneously catalyzed reduction reaction is a subject of growingcontaminants in water, which covers hydrodehalogenation for wastewater treatment and hydrogenation of nitrateFor hydrogenation, hydrogenation of nitrate/nitrite contaminants in water is mainly focused.Several important nitrate reduction catalysts are discussed relating to their preparation method andreaction is illustrated.

Keywords： Halogenated compounds     Nitrate/nitrite contaminants     Hydrodechloriantion     Hydrogenation     Wastewater treatment    

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RR1 and RR2 gene deletion affects the immunogenicity of a live attenuated pseudorabies

Shijun YAN,He YAN,Chaolin ZHANG,Tongyan WANG,Qingyuan YANG,Zhe SUN,Yan XIAO,Feifei TAN,Xiangdong LI,Kegong TIAN

Frontiers of Agricultural Science and Engineering 2016, Volume 3, Issue 1,   Pages 81-86 doi: 10.15302/J-FASE-2016088

Abstract: virulence-determining genes, and encode the small subunit and large subunit of viral ribonucleotide reductase (RR

Keywords： pseudorabies virus     RR1 and RR2     ribonucleotide reductase     vaccine candidate    

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Overlooked nitrogen-cycling microorganisms in biological wastewater treatment

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 6, doi: 10.1007/s11783-021-1426-2

Abstract:

• AOA and comammox bacteria can be more abundant and active than AOB/NOB at WWTPs.

Keywords： Ammonia oxidizing archaea (AOA)     Complete ammonia oxidizing (comammox) bacteria     Dissimilatory nitratereduction to ammonium (DNRA) bacteria     Nitrate/nitrite-dependent anaerobic methane oxidizing (NO   

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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:

● Simultaneous NH4+/NO3–

Keywords： Anammox     Denitrification     FeS     NH4+/NO3−     Sulfammox    

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Isolation of microbe for asymmetric reduction of prochiral aromatic ketone and its reaction characters

YANG Zhonghua, WANG Yu, WANG Guanghui, ZENG Rong, YAO Shanjing

Frontiers of Chemical Science and Engineering 2007, Volume 1, Issue 4,   Pages 416-420 doi: 10.1007/s11705-007-0076-7

Abstract: The favorable microbes for the asymmetric reduction of prochiral aromatic ketones was isolated from soilusing acetophenone as the sole carbon source, when the asymmetric reduction of acetophenone (ACP) to-phenethyl alcohol (PEA) was chosen as the model reaction.The product of the asymmetric reduction of ACP catalyzed by was mainly R-PEA and that by was mainly

Keywords： excellent catalytic     prochiral aromatic     enantiomeric     -phenethyl     catalytic activity    

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Thermal annealing synthesis of double-shell truncated octahedral Pt-Ni alloys for oxygen reduction reaction

Xiashuang LUO, Yangge GUO, Hongru ZHOU, Huan REN, Shuiyun SHEN, Guanghua WEI, Junliang ZHANG

Frontiers in Energy 2020, Volume 14, Issue 4,   Pages 767-777 doi: 10.1007/s11708-020-0667-2

Abstract: Shape-controlled Pt-Ni alloys usually offer an exceptional electrocatalytic activity toward the oxygen reductionreaction (ORR) of polymer electrolyte membrane fuel cells (PEMFCs), whose tricks lie in well-designed

Keywords： dealloyed Pt-Ni alloys     truncated octahedron     double-shell     thermal annealing     oxygen reduction reaction    

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Effects of support acidity on the reaction mechanisms of selective catalytic reduction of NO by CH

Shicheng XU, Junhua LI, Dong YANG, Jiming HAO

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 2,   Pages 186-193 doi: 10.1007/s11783-009-0016-5

Abstract: The reaction mechanisms of selective catalytic reduction (SCR) of nitric oxide (NO) by methane (CH )over solid superacid-based catalysts were proposed and testified by DRIFTS studies on transient reactionCatalysts derived from different supports would lead to different reaction pathways, and the acidityof solid superacid played an important role in determining the reaction mechanisms and the catalyticThe reaction involving NO moiety was likely to be determined by the step of reduction of NO.

Keywords： selective catalytic reduction (SCR)     nitric oxide (NO)     methane     support acidity     Br?    

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Electrocatalytic reduction of NO to NH in ionic liquids by P-doped TiO nanotubes

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 6,   Pages 726-734 doi: 10.1007/s11705-022-2274-8

Abstract: Designing advanced and cost-effective electrocatalytic system for nitric oxide (NO) reduction reaction(NORR) is vital for sustainable NH3 production and NO removal, yet it is a challenging taskNoteworthy, the obtained performance metrics are significantly larger than those for N2 reductionreaction.Moreover, the utilization of IL further suppresses the competitive hydrogen evolution reaction.

Keywords： nitric oxide reduction reaction     electrcatalysis     ammonia production     phosphorus-doped titania    

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Title Author Date Type Operation

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

Journal Article

Studies on catalytic reduction of nitrate in groundwater

GENG Bing, ZHU Yanfang, JIN Zhaohui, LI Tielong, KANG Haiyan, WANG Shuaima

Journal Article

Effect of exhaust gas recirculation and ethyl hexyl nitrate additive on biodiesel fuelled diesel enginefor the reduction of NO

K. VENKATESWARLU, B. S. R MURTHY, V. V. SUBBARAO, K. Vijaya KUMAR

Journal Article

Synthesis of nanoiron by microemulsion with Span/Tween as mixed surfactants for reduction of nitrate

ZHANG Yunxia, LI Tielong, JIN Zhaohui, WANG Wei, WANG Shuaima

Journal Article

Physical and chemical processes of wintertime secondary nitrate aerosol formation

Qi YING

Journal Article

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

ZHANG Aifei, LIU Jiping, L? Guangshu

Journal Article

Heterometallic cluster-based organic frameworks as highly active electrocatalysts for oxygen reductionand oxygen evolution reaction: a density functional theory study

Journal Article

Catalytic reduction for water treatment

Maocong Hu, Yin Liu, Zhenhua Yao, Liping Ma, Xianqin Wang

Journal Article

RR1 and RR2 gene deletion affects the immunogenicity of a live attenuated pseudorabies

Shijun YAN,He YAN,Chaolin ZHANG,Tongyan WANG,Qingyuan YANG,Zhe SUN,Yan XIAO,Feifei TAN,Xiangdong LI,Kegong TIAN

Journal Article

Overlooked nitrogen-cycling microorganisms in biological wastewater treatment

Journal Article

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

Journal Article

Isolation of microbe for asymmetric reduction of prochiral aromatic ketone and its reaction characters

YANG Zhonghua, WANG Yu, WANG Guanghui, ZENG Rong, YAO Shanjing

Journal Article

Thermal annealing synthesis of double-shell truncated octahedral Pt-Ni alloys for oxygen reduction reaction

Xiashuang LUO, Yangge GUO, Hongru ZHOU, Huan REN, Shuiyun SHEN, Guanghua WEI, Junliang ZHANG

Journal Article

Effects of support acidity on the reaction mechanisms of selective catalytic reduction of NO by CH

Shicheng XU, Junhua LI, Dong YANG, Jiming HAO

Journal Article

Electrocatalytic reduction of NO to NH in ionic liquids by P-doped TiO nanotubes

Journal Article