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A Low-power Magnetorheological Fluid Clutch
This clutch device enables low-power, rapid, and reversible actuation of soft robotic devices to improve physical human-robot interactions Background Common implementations of soft robotics and compliant mechanisms utilize deformable materials, such as silicone or other elastomers, in their designs. Flexibility and elasticity improve overall compliance,...
Published: 9/5/2024   |   Inventor(s): Joseph Davidson, Nicholas Bira
Keywords(s): clutch, electronics, electropermanent magnets, magnet arrays, magnetorheological fluid, Mechanical & Areospace Engineering, torque
Category(s): Engineering
Active Force Control of Inherent Passive Dynamics
Background Unlike moving animals, current robots do not maintain sufficient energy efficiency and robustness to (ground) disturbances. Current energy efficient passive walkers fail to handle minor disturbances in walking surface, whereas robotic solutions incorporating active control are robust to disturbances, yet inadequate in energy consumption....
Published: 6/17/2024   |   Inventor(s): Jonathan Hurst, Devin Koepl
Keywords(s):  
Category(s): Engineering
Apparatus and Method for continuous Production of Semiconductor Nanoparticles
A continuous-flow injection reactor and a method for continuous material synthesis, including synthesis of nanoparticles Background Nanocrystalline semiconductors have attracted a considerable amount of attention due to their unique physiochemical properties. Recent advances in nanocrystals are having a dramatic impact on the development of next...
Published: 6/17/2024   |   Inventor(s): Chih-hung Chang, Hyungdae Jin, Yu-Wei Su
Keywords(s): Advanced Technology and Manufacturing Inst. (ATAMI), Chemicals / Chemical Engineering, Electrical & Computer Engineering, Nanotechnology
Category(s): Chemical, Chemistry, Engineering, Nanoscience & Microtechnologies, Device, Materials Science, Physical Science
High Frequency Wireless Power Transmitting Coils with Self-Resonant Architecture
The Problem: Wireless power transfer (WPT) is an upcoming and lucrative technology that is being readily developed for use in mobile electronics, robotics, medical devices, and electric vehicles. However, modern wireless power devices retain several issues that prevent full technological optimization such as high cost, heavy weight, sensitivity to...
Published: 6/7/2024   |   Inventor(s): Daniel Costinett, Jie Li, Ruiyang Qin
Keywords(s):  
Category(s): Energy, Engineering
Micro Scalable Thrusters for Adaptive Mission Profiles in Space
The Problem: As miniature ‘cubesat’ satellites have become more prominently used in scientific and commercial missions, so too has the need for deorbiting and reorienting propulsion systems for such cubesats increased. Electrospray thrusters (“ES Systems”) have emerged as a promising solution to this problem due to their compact...
Published: 5/9/2024   |   Inventor(s): Jose Vasconcelos da Costa, Alexander Terekhov, Brian Canfield, Trevor Moeller, Justin Jones, James Rhodes III, Joshua Howell
Keywords(s):  
Category(s): Engineering
Ultra-Stable Printing using Aqueous Complex Coacervates
­ ­PRODUCT OPPORTUNITIES Green printing Encapsulation, delivery, remediation, and sensing in food and personal care industries, for drug and gene delivery, and as underwater adhesives PRODUCT OPPORTUNITIES COMPETITIVE ADVANTAGES Purely aqueous processing without the need for any organic solvents Printed coacervate materials...
Published: 3/19/2024   |   Inventor(s): Jessica Schiffman, Sarah Perry, Xiangxi Meng
Keywords(s):  
Category(s): Material science, Nanotechnology, Chemicals, Engineering
Microfluidic Devices with Graphene Electrodes
­ ­PRODUCT OPPORTUNITIES Microfluidic platform for use in electro-crystallization and electro-crystallography experiments PRODUCT OPPORTUNITIES COMPETITIVE ADVANTAGES Use of graphene as X-ray compatible electrodes enables the application of electric fields on-chip during X-ray analysis, which can be used to...
Published: 3/1/2024   |   Inventor(s): Sarah Perry, Shuo Sui
Keywords(s):  
Category(s): Devices, Engineering, Material science, Research tools
Flow Sensor Based on Coulometric Interrogation of a Graphene Microelectrode
­ ­PRODUCT OPPORTUNITIES Self-powered, high-performance biofluid-flow interrogation devices (e.g., minimally-invasive implantable blood flow monitor, miniaturized flow sensor, transparent flow sensor) PRODUCT OPPORTUNITIES COMPETITIVE ADVANTAGES Significantly improved sensitivity (two-orders-of-magnitude improvement)...
Published: 3/1/2024   |   Inventor(s): Jinglei Ping, Xiaoyu Zhang
Keywords(s):  
Category(s): Devices & sensors, Engineering, Healthcare, Life Sciences, Research tools, Electronics
Katsumata / Vinyl-Comonomer Additive for Radically Activated Dynamic Phenomena
­ rss.Item1Header>APPLICATIONS Recycling thermoplastics and thermosets APPLICATIONSTECHNOLOGY DESCRIPTION This invention demonstrates the synthesis of cyclic allyl sulfide small molecule that incorporates into acrylates and styrenic polymer and fosters robust reprocess-ability through radically initiated scission and extension. ABOUT...
Published: 2/8/2024   |   Inventor(s): Reika Katsumata, Autumn Mineo
Keywords(s):  
Category(s): Chemicals, Engineering, Material science, Physical Science, Research tools
Metamaterial Micro-LED Device
This LED uses a hybrid nanostructure to improve efficiency and intensity while avoiding costly transfer processes Background Recently, colloidal quantum dots (QDs) have appeared as promising emissive materials for micro-LEDs that can be used to form display panels without complicated transfer processes. Despite the remarkable luminescence properties...
Published: 3/19/2024   |   Inventor(s): Li-Jing Cheng
Keywords(s):  
Category(s): Engineering
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