Search Results - water

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Bioremediation of Halogenated Organics (PFAS), Aromatic Hydrocarbons, Radionuclides, and Ammonium

Bioremediation of Halogenated Organics (PFAS), Aromatic Hydrocarbons, Radionuclides, and AmmoniumPrinceton Dockets # 15-3080/2918-1, 18-3400-1, 19-3515-1, 19-3517-1A novel anaerobic bioremediation system capable of:1) Energy efficient anaerobic ammonium removal, at lower temperature than Anammox2) Degrading wide range of organic pollutants,...
Published: 4/11/2023   |   Inventor(s): Peter Jaffe, Shan Huang, Emily Gilson
Keywords(s): civil engineering, metal reduction, wastewater management, water
Category(s): Chemistry

Nanoparticulate Apatite-Coated-Calcite/Limestone Filter Materials for Removing Contaminants From Contaminated Water

Docket# 14-3027-1Fluorosis, a disease caused by chronic excessive ingestion of fluoride (F-) primarily through drinking contaminated groundwater, is a major health challenge particularly in developing countries. Excess fluoride may produce several health problems such as dental fluorosis, skeletal fluorosis and various neurological manifestations. Several...
Published: 2/14/2024   |   Inventor(s): Satish Myneni, Peter Jaffe
Keywords(s): Chemistry, civil engineering, earth science, green tech, polymer chemistry, wastewater management, water
Category(s): Materials

Droplet Adhesion for Breaking Oil-In-Water Emulsion and Phase Separation

Droplet Adhesion for Breaking an Oil-in-Water Emulsion and Phase Separation Princeton Docket # 14-2952 Present microfluidic technologies to break emulsions or to separate phases in the emulsions include electric-field enhanced coalescence, passive-controlled coalescence, and a phase separator with embedded porous membrane. Researchers in the Department...
Published: 5/23/2022   |   Inventor(s): Howard Stone, Jiang Li, Haosheng Chen, Enkai Dong
Keywords(s): Chemistry, water
Category(s): Chemistry

Novel Sample Pre-treatment Method for Improved Isotope Ratio Infrared Spectroscopy Measurement

Princeton Docket # 16-3212-1Researchers at Princeton University, Department of Civil & Environmental Engineering, have developed a method to reduce spectral interference of organic contaminants in isotope ratio infrared spectroscopy (IRIS) through the use of solid phase extraction (SPE) technique.IRIS is used for the stable hydrogen and oxygen isotope...
Published: 12/21/2022   |   Inventor(s): Elliot Chang, Kelly Caylor, Adam Wolf
Keywords(s): earth science, gas sensing, water
Category(s): Mechanical/Electrical Engineering

A Novel Design of Advanced Liquid Centrifuge Using Differentially Rotating Cylinders and Optimized Boundary Conditions

Advanced Liquid Centrifuge Using Differentially Rotating CylindersPrinceton Docket # 12-2804Researchers in the Department of Astrophysical Sciences and Princeton Plasma Physics Laboratory, Princeton University have designed an advanced liquid centrifuge using differentially rotating cylinders and optimized boundary conditions. The unique design of the...
Published: 2/8/2024   |   Inventor(s): Hantao Ji, Adam Cohen, Philip Efthimion, Eric Edlund
Keywords(s): Chemistry, green tech, Opto-Electronics/ELE ENG, process optimization, wastewater management, water
Category(s): Mechanical/Electrical Engineering

An Efficient, Green Process for Cyanide Decontamination in Water

An Efficient, Green Process for Cyanide Decontamination in Water Princeton Docket # 14-2955 This innovation is an improvement to a previously patent pending process for the catalytic generation of chlorine dioxide, Princeton docket # 11-2630/2714, US Patent Publication 2013-0209573, “An Efficient, Catalytic and Scalable Method to Produce Chlorine...
Published: 9/13/2022   |   Inventor(s): John (Jay) Groves, Thomas Umile, Christina Chang
Keywords(s): catalyst, Chemistry, energy, green tech, wastewater management, water
Category(s): Chemistry

A new energy efficient method for the removal of nitrogen for wastewater management and engineered wetlands

A new energy efficient method for the removal of nitrogen for wastewater management and engineered wetlands Princeton Docket # 13-2918 Researchers in the Department of Civil and Environmental Engineering, Princeton University, have identified a new microorganism that is responsible for the Feammox process. Virtually all wastewater treatment...
Published: 11/9/2022   |   Inventor(s): Peter Jaffe, Shan Huang
Keywords(s): energy, wastewater management, water
Category(s): Biotechnology/Pharmaceuticals

Critical Drop Sizes for Manipulating Mist with Flexible Fiber Arrays

Critical Drop Sizes for Manipulating Mist with Flexible Fiber Arrays Princeton Docket # 12-2738 Researchers at Princeton University have developed a method to predict an optimum drop size for retention of liquids in a fibrous material. The invention can be applied to choose designs used to create drops to spread on or retain in a given fibrous material...
Published: 3/30/2022   |   Inventor(s): Camille Duprat, Suzie Protiere, Howard Stone
Keywords(s): Chemistry, earth science, green tech, water
Category(s): Chemistry, Materials