The structure, density and settlability of anammox granular sludge in high-rate reactors

Huifeng Lu, Ping Zheng, Qixing Ji, +8

Bioresource Technology

Sewage Sludge TreatmentChemical EngineeringEngineeringEnvironmental EngineeringHigh-rate Reactors +7

Nitrous oxide production by nitrification and denitrification in the Eastern Tropical South Pacific oxygen minimum zone

Qixing Ji, Andrew R. Babbin, Amal Jayakumar, +2

Geophysical Research Letters

EngineeringMarine ChemistryOxygen IsotopePeak N 2Primary Production +14

Global Nitrous Oxide Production Determined by Oxygen Sensitivity of Nitrification and Denitrification

Qixing Ji, Erik T. Buitenhuis, Parvadha Suntharalingam, +2

Global Biogeochemical Cycles

Ocean AcidificationEngineeringMarine ChemistryMarine SystemsOceanography +18

Floatation and control of granular sludge in a high-rate anammox reactor

Jianwei Chen, Qixing Ji, Ping Zheng, +3

Water Research

Sewage Sludge TreatmentChemical EngineeringEngineeringEnvironmental EngineeringWaste Treatment +7

Dependence of nitrite oxidation on nitrite and oxygen in low‐oxygen seawater

Xin Sun, Qixing Ji, Amal Jayakumar, +1

Geophysical Research Letters

EngineeringAbstract Nitrite OxidationMicrobial PhysiologyMarine ChemistryOceanography +14

The morphological and settling properties of ANAMMOX granular sludge in high-rate reactors

Huifeng Lu, Qixing Ji, Shuang Ding, +1

Bioresource Technology

Sewage Sludge TreatmentChemical EngineeringEngineeringEnvironmental EngineeringHigh-rate Reactors +7

Performance of autotrophic nitrogen removal in the granular sludge bed reactor

Lan Wang, Ping Zheng, Tingting Chen, +5

Bioresource Technology

EngineeringEnvironmental EngineeringAutotrophic Nitrogen RemovalBiological Waste TreatmentWater Treatment +4

Long‐term fertilization alters the relative importance of nitrate reduction pathways in salt marsh sediments

Xuefeng Peng, Qixing Ji, John H. Angell, +4

Journal of Geophysical Research Biogeosciences

Abstract Salt MarshesBiogeochemistryEutrophicationEngineeringEstuarine Geochemistry +10

Nitrogen and oxygen availabilities control water column nitrous oxide production during seasonal anoxia in the Chesapeake Bay

Qixing Ji, Claudia Frey, Xin Sun, +5

Biogeosciences

Organic GeochemistryEnvironmental ChemistryBiogeochemistryOxygen AvailabilitiesNitrous Oxide +13

Nitrogen assimilation in picocyanobacteria inhabiting the oxygen‐deficient waters of the eastern tropical North and South Pacific

Montserrat Aldunate, Carlos Henríquez‐Castillo, Qixing Ji, +5

Limnology and Oceanography

EngineeringNitrate AssimilationMicrobial PhysiologyMarine ChemistryOceanography +22