Search Results - earth science

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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. ...
Published: 9/7/2018   |   Inventor(s): Satish Myneni, Peter Jaffe
Keywords(s): Chemistry, civil engineering, earth science, green tech, polymer chemistry, wastewater management, water
Category(s): Ceramics/Material Sciences

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 ...
Published: 6/24/2016   |   Inventor(s): Elliot Chang, Kelly Caylor, Adam Wolf
Keywords(s): earth science, gas sensing, water
Category(s): Mechanical/Electrical Engineering

A Framework for CO2 Capture, Utilization and Sequestration (CCUS) Supply Chain Network Optimization

A Novel Tool for CO2 Capture, Utilization and Sequestration (CCUS) Optimization Docket # 14-3004 Stationary CO2 sources, including coal and natural gas power plants, iron and steel mills, and agricultural production, emit about 3 billion tons CO2 each year in the U.S. alone, which is released into the atmosphere where it contributes to global clima...
Published: 8/20/2014   |   Inventor(s): Christodoulos Floudas (deceased) See Fotini P. Baba, M. M. Faruque Hasan, Fani Boukouvala, Eric First
Keywords(s): computers/software, earth science, energy, gas sensing, natural gas, process optimization
Category(s): Computers and Software

Fast Response Humidity Sensor

Fast Response Humidity Sensor Princeton Docket # 14-2947 Researchers in the Department of Mechanical and Aerospace Engineering at Princeton University have developed a fast response humidity sensor. Conventional humidity sensors rely on principles such as radiation absorption or capacitance of the air. This new sensor produces high frequency humid...
Published: 3/4/2014   |   Inventor(s): Marcus Hultmark, Gilad Arwatz, Yuyang Fan, Margit Vallikivi
Keywords(s): earth science, MEMS
Category(s): Mechanical/Electrical Engineering

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 m...
Published: 1/11/2013   |   Inventor(s): Camille Duprat, Suzie Protiere, Howard Stone
Keywords(s): Chemistry, earth science, green tech, water
Category(s): Chemistry, Ceramics/Material Sciences

A Measurement Process for the Determination of the Mixture Averaged Molecular Weight of Complex Mixtures

A Novel Measurement Process for the Determination of the Mixture Averaged Molecular Weight of Complex Mixtures Princeton Docket # 12-2788-1 Researchers at Princeton University have developed a new process to determine the mixture averaged (or apparent) molecular weight of complex mixtures, specifically for liquid fuels, including automotive fuels, ...
Published: 12/3/2012   |   Inventor(s): Frederick Dryer, Sang Hee Won, Stephen Dooley
Keywords(s): Chemistry, earth science, energy, green tech
Category(s): Chemistry