Search Results - nanotechnology

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Method and Apparatus for High Efficiency X-ray Imager
An x-ray detector with improved dynamic range and sensitivity that improves the quantum efficiency of x-ray imagers Background: X-ray imaging experienced a ?digital revolution? in the early 2000s, with digital radiography systems being implemented with active matric flat panel images. Due to the compact size, rapid image readout and excellent image...
Published: 8/28/2020   |   Inventor(s): Wei Zhao, Amirhossein Goldan, Adrian Howansky, Rick Lubinsky, James Scheurmann, Jann Stavro
Keywords(s): Charge sensing, Fabrication, High Efficiency Cadmium Selenide, Multi-well, Selenium, Selenium Avalanche Multiplication Gain, Technologies, Unipolar Time-Differential (UTD)
Category(s): Nanotechnology, Optics and Photonics, Campus > Stony Brook University
Nanostructured Fibrous Membranes for Efficient Membrane Distillation
Nano-fibrous mats with tunable pore sizes and interconnected pores for integrated liquid and vapor phase membrane transition Background: Membrane distillation is a separation process in which separation occurs due to phase change across a barrier formed by hydrophobic membrane for liquid phase, allowing the vapor phase to pass through the pores....
Published: 8/27/2020   |   Inventor(s): Benjamin Chu, Benjamin Hsiao
Keywords(s): surface modifications, switching of hydrophobicity to increase throughput, Technologies, ultra-thin nanofibers, vapor-liquid phase transitions on molecular/nano scales
Category(s): Nanotechnology, Campus > Stony Brook University
Silylation of Single-Walled Carbon Nanotubes
A non-destructive method to prepare semiconducting, silylated, single-walled carbon nanotubes Background: Single walled carbon nanotubes (SWNTs) possess unique structural, electronic, mechanical, and optical properties. The combination of the helicity and diameter of SWNTs, defined by the roll-up vector, that is, tube chirality, determines whether...
Published: 7/8/2020   |   Inventor(s): Stanislaus Wong, Tirandai Hemraj-Benny
Keywords(s):  
Category(s): Campus > Stony Brook University, Nanotechnology
Removal Process of Negatively Charged Impurities using Metal-Cellulose Fiber Composite
Using a stable, predominantly positively charged, composite structure to separate negatively charged impurities from water Background: The process of removing negatively charged impurities such as fluoride, nitrate, nitrite, phosphate, sulfate, and other ions from water is necessary in order to effectively make cleaner water. There have been multiple...
Published: 7/7/2020   |   Inventor(s): Benjamin Hsiao, Sunil Sharma, Priyanka Sharma, Ken Johnson
Keywords(s): Technologies
Category(s): Environment, Nanotechnology, Campus > Stony Brook University
Removal of Toxic Impurities via Metal Oxide Nanocrystals and a Cellulose Substrate
Using positively charged metal oxide nanocrystals anchored to a cellulose substrate to extract negatively charged impurities from water Background: The process of removing negatively charged impurities such as fluoride, nitrate, nitrite, phosphate, sulfate, and other ions from water is necessary in order to effectively make cleaner water. There have...
Published: 7/7/2020   |   Inventor(s): Benjamin Hsiao, Sunil Sharma, Priyanka Sharma
Keywords(s): Technologies
Category(s): Environment, Nanotechnology, Campus > Stony Brook University
Nanofibrous Materials for Heavy Metal Absorption
Water filtration membranes with polysaccharide fibers that allow for binding of heavy metal ions Background: Agriculture and manufacturing methods have caused large-scale heavy metal ion (lead, arsenic, mercury, etc.) pollution. This is a major public safety issue for drinking water, since these pollutants can contaminate rivers and lakes. Public...
Published: 7/7/2020   |   Inventor(s): Benjamin Chu, Benjamin Hsiao, Robert Grubbs, Rui Yang
Keywords(s): Technologies
Category(s): Material and Composites, Nanotechnology, Campus > Stony Brook University
Graphene Laminate Structures
Compositions and architectures (with production methods) having improved mechanical strength, optical transparency, and electrical mobility Background: Laminate glass films suffer from an inherent trade off between the strength, weight, and optical transparency. Ballistic and blast protection can be improved by adding thicker or additional layers...
Published: 7/7/2020   |   Inventor(s): Matthew Eisaman, Jan Folkson, Joseph Andrade
Keywords(s):  
Category(s): Material and Composites, Nanotechnology, Campus > Stony Brook University
Removal of Nitrogen Impurities and Retrieval of Ammonium Salts from Contaminated Water
Economical, efficient, and quick process to remove nitrogen impurities and recover ammonium salts from wastewater Background: A major challenge for wastewater treatment plants is to find processes that effectively, quickly, and economically remove contaminants/impurities from waste water. This obstacle has steadily become increasingly difficult as...
Published: 7/7/2020   |   Inventor(s): Benjamin Hsiao, Priyanka Sharma, Sunil Sharma, Ken Johnson
Keywords(s):  
Category(s): Environment, Nanotechnology, Campus > Stony Brook University
Scintillating Substrate Compositions and Coatings for Dual-Screen Flat-Panel Detector Improvements
Using light-scattering glass-ceramic scintillators to increase the sensitivity and detective quantum efficiency of flat-panel detectors Background: There is a need for improvements in diagnostic imaging devices that are utilized in various clinical applications. Two notable clinical applications where detectors have a relatively poor performance are...
Published: 7/7/2020   |   Inventor(s): Anthony Lubinsky, Adrian Howansky
Keywords(s):  
Category(s): Dental, Diagnostics, Medical Devices, Medical Imaging, Nanotechnology, Optics and Photonics, Sensors, Campus > Stony Brook University
Surface Coating on Nanofibrous Scaffolds by Interfacial Polymerization for Ultrafiltration and Desalination Applications.
A fibrous support comprising nanofibers for increased flux rates and reduced fouling rates in filtration Background: There is an increased need for filtration methods for obtaining fresh water due to a depleting supply. Typically, technologies such as nanofiltration, ultrafiltration, and reverse osmosis have been used to treat water. Conventional...
Published: 7/6/2020   |   Inventor(s): Benjamin Chu, Benjamin Hsiao, Kyunghwan Yoon
Keywords(s):  
Category(s): Nanotechnology, Campus > Stony Brook University
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