Search Results - civil%2fenvironmental+engineering

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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: 3/6/2018   |   Inventor(s): Elliot Chang, Kelly Caylor, Adam Wolf
Keywords(s): earth science, gas sensing, water
Category(s): Civil/Environmental Engineering

Gating of a Mechanosensitive Channel by Fluid Flows

Princeton Docket # 16-3177-1Researchers in the Department of Mechanical and Aerospace Engineering at Princeton University have proposed a method to control the opening and closing of mechanosensitive (MS) channels on a cell membrane.MS channels are membrane proteins that can be gated by membrane tension, and they play major roles in mechano-sensation...
Published: 3/6/2018   |   Inventor(s): Howard Stone, YuaN-Nan Young, Shravan Veerapaneni, On Shun Pak, Gary Marple
Keywords(s): drug delivery, fluid mechanics
Category(s): Civil/Environmental Engineering

A Method for Producing Large Lipid Vesicles

Princeton Docket # 15-3172-1Researchers in the Department of Mechanical and Aerospace Engineering at Princeton University have developed a method to produce large unilamellar lipid vesicles with controlled size.Fusion between suspended lipid vesicles is difficult to achieve without membrane proteins or ions, because the vesicles have extremely low equilibrium...
Published: 2/28/2018   |   Inventor(s): Sangwoo Shin, Jesse Ault, Howard Stone
Keywords(s): drug delivery, fluid mechanics
Category(s): Mechanical, Civil/Environmental Engineering

Method for Uniform Deposition of Particles on Absorbing Gels

Princeton Docket # 15-3152-1Researchers at Princeton in the Department of Mechanical and Aerospace Engineering have designed a novel method that allows homogeneous deposition of particles onto absorbing gel substrates.Current approaches used to deposit on these “soft” substrates often rely on the modification of the liquid phase that contains...
Published: 1/29/2018   |   Inventor(s): Francois Boulogne, Francois Bernard Ingremeau, Laurent Limat, Howard Stone
Keywords(s):  
Category(s): Civil/Environmental Engineering

Dynamic Models for Short-Term Wind Forecasting

Dynamic Models for Short-Term Wind Forecasting Princeton Docket # 15-3145Researchers in the Department of Civil and Environmental Engineering at Princeton University have developed a fundamentally new approach for short-term wind power forecasting. The new wind prediction model relies on a data-driven but physically-based approach that has successfully...
Published: 2/5/2018   |   Inventor(s): Elie BoU-Zeid, Mostafa Momen
Keywords(s):  
Category(s): Civil/Environmental Engineering

Spherical-Motion Average Radiant Temperature Sensor (SMART Sensor)

Spherical-Motion Average Radiant Temperature Sensor (SMART Sensor)Princeton Docket # 15-3140Researchers in the School of Architecture and the Andlinger Center for Energy and the Environment at Princeton University have developed an advanced mean radiant temperature sensor, the SMART sensor, that is cheaper, more applicable, and more reliable than current...
Published: 1/29/2018   |   Inventor(s): Forrest Meggers, Eric Teitelbaum, Jake Read
Keywords(s):  
Category(s): Civil/Environmental Engineering

Piezoelectric Dust Levitator

Princeton Docket # 15-3098Researchers at the Princeton University Plasma Physics Laboratory have developed a novel device that uses a piezoelectric disk to levitate small particles ranging from 10 nm to 1 mm in diameter. The piezoelectric dust levitator is capable of levitating commercially available nanoparticle powders, which can be used as a source...
Published: 3/15/2018   |   Inventor(s): James Mitrani, Dennis Mansfield, A. Lane Roquemore
Keywords(s):  
Category(s): Civil/Environmental Engineering

Metal reduction and degradation of organic contaminants via ammonium oxidation under iron reduction for water remediation

Metal reduction and degradation of organic contaminants via ammonium oxidation under iron reduction for water remediationPrinceton Docket # 15-3080Researchers in the Department of Civil and Environmental Engineering at Princeton University have cultured Acidimicrobiaceae bacterium A6 (ATCC, PTA-122488) to investigate the process of ammonium oxidation...
Published: 3/15/2018   |   Inventor(s): Peter Jaffe, Shan Huang, Emily Gilson
Keywords(s): civil engineering, earth science, metal reduction, wastewater management, water
Category(s): Civil/Environmental Engineering

A Green, Efficient, and Catalytic Method to Produce Chlorine Dioxide for the Purification and Treatment of Water

Docket # 15-3063-1Researchers at Princeton University have developed a new catalytic method to produce chlorine dioxide quickly and efficiently from easily transportable chlorite salts. This method operates under mild conditions without the input of external energy or the use of harsh chemicals, circumventing the major concerns of large-scale production...
Published: 3/15/2018   |   Inventor(s): John Groves, Roy Xiao
Keywords(s): wastewater management
Category(s): Chemistry, Civil/Environmental Engineering