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Probe velocimeter
In modern times, expert experimentalists have to rely on complex and expensive laser velocimeters to calculate the liquid flow at the wall. Such techniques include molecular tagging velocimetry, particle tracking velocimetry, particle image velocimetry, etc. It would be beneficial for many practical and industrial applications to have a system that...
Published: 11/6/2024   |   Inventor(s): Charles Fort, Philippe Bardet
Keywords(s):  
Category(s): Technology Classifications > Industrial or Consumer Tech
High efficient micro-cathode arc thruster
In conventional micro and nano-satellite propulsion, systems often have issues such as low efficiency and a limited lifespan primarily due to the constraints of propellant use and power management. These systems, crucial for satellite maneuverability and positioning, typically suffer from inadequate thrust generation, leading to reduced operational...
Published: 10/18/2024   |   Inventor(s): Michael Keidar, Joseph Lukas, George Teel, Jonathan Kolbeck
Keywords(s):  
Category(s): Technology Classifications > Industrial or Consumer Tech
Digital micro-cathode arc thruster
Traditional satellite propulsion systems, particularly those used in small satellites like CubeSats, often encounter limitations in terms of efficiency and lifespan. These conventional systems, crucial for controlling and maneuvering satellites, struggle with generating enough thrust and maintaining it over extended periods due to constraints in propellant...
Published: 10/18/2024   |   Inventor(s): Michael Keidar, George Teel
Keywords(s):  
Category(s): Technology Classifications, Technology Classifications > Industrial or Consumer Tech
TWO-STAGE MICRO-PROPULSION SYSTEM BASED ON MICRO-CATHODE ARC THRUSTER
The traditional single-stage electric propulsion systems for small satellites, such as CubeSats, face challenges in terms of thrust, specific impulse, and efficiency. Typically operated at an optimal point for specific tasks, these systems require different thrusters for different maneuvers, making them less versatile. Researchers at George Washington...
Published: 10/18/2024   |   Inventor(s): Michael Keidar, Jonathan Kolbeck
Keywords(s):  
Category(s): Technology Classifications > Industrial or Consumer Tech
MICRO-CATHODE MATRIX ARC THRUSTERS
Existing plasma thrusters face significant challenges, primarily due to the rapid degradation of electrodes, leading to a shortened operational life. These conventional systems, relying on a single cathode-anode pair, suffer from inefficiencies that lead to rapid wear and limit their thruster life especially in small satellite platforms like CubeSats....
Published: 10/18/2024   |   Inventor(s): Keir Daniels, Zachary Switzer, Dimitris Kiaoulias, Michael Keidar
Keywords(s):  
Category(s): Technology Classifications > Industrial or Consumer Tech
Air-breathing electric thruster based on pulsed MPD accelerator
In recent years, there has been keen interest in developing an air breathing plasma thruster (ABPT) for very low earth-orbit applications, typically in the 80 – 260 km range. However, there are some challenges like developing an optimum approach to efficiently ionize air in a low pressure environment. Collimator designs are often used, which introduces...
Published: 11/20/2024   |   Inventor(s): Anmol Taploo, Michael Keidar
Keywords(s):  
Category(s): Technology Classifications > Industrial or Consumer Tech
Dual Manifold Thermoelectric Heat Exchanger
Heat exchangers are crucial components in numerous industrial applications, including energy systems, automotive cooling, and electronic device thermal management. Traditional heat exchangers often utilize simple geometries such as tubes or plates which can limit their thermal performance and efficiency with challenges like limited heat transfer surface...
Published: 9/4/2024   |   Inventor(s): Sumner Gubisch, Saniya LeBlanc
Keywords(s):  
Category(s): Technology Classifications > Industrial or Consumer Tech, Technology Classifications > Industrial or Consumer Tech > Industrial Manufacturing, Technology Classifications > Industrial or Consumer Tech > Energy Infrastructure and Environment
System and Method for Simultaneous Terahertz Imaging with Information and Power Transfer
The demand for wireless communication is increasing exponentially. 6G wireless network is slated to be the successor for the present 5G wireless network technology. It includes usage of the Terahertz (THz) signal band. There have been strides in THz semiconductor and antenna technology, but there are some major issues to consider. Two of the issues...
Published: 7/30/2024   |   Inventor(s): Milos Doroslovacki, Adnan Hanif
Keywords(s):  
Category(s): Technology Classifications > Industrial or Consumer Tech
Full-focused plenoptic/Variable Objective Macroscopic Plenoptic Imaging
Plenoptic imaging is a technology that captures information about the light field emanating from an object which can be compared to a 3D image. It has varied applications, some of which are facial recognition, the medical industry, autonomous driving, scientific instruments, and consumer products. The present stage of the technology is limited by the...
Published: 8/1/2024   |   Inventor(s): Peter Huck, Philippe Bardet, Sabine Portal, Mark Yamakaitis
Keywords(s):  
Category(s): Technology Classifications > Industrial or Consumer Tech
Aluminum Coated Silicon Nanoparticles for Li-ion Battery Anodes
Researchers at The George Washington University are developing an innovative material for use in Li-ion battery anodes. The market for Li-ion battery ANODE materials is about $1 billion per year. The market is expected to grow rapidly in the following decades because of electric vehicles. Current Li-ion batteries use mostly graphite anodes. Silicon...
Published: 7/30/2024   |   Inventor(s): Michael Wagner, Nathan Banek
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Category(s): Technology Classifications > Industrial or Consumer Tech > Materials, Technology Classifications > Industrial or Consumer Tech
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