Search Results - qibing+pei

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Soft, Stretchable, and Strain-Insensitive Bioelectronics 2022-201

Summary: UCLA Researchers in the Department of Electrical and Computer Engineering have developed a library of soft, stretchable biomaterials that decouple bioelectronic interfaces resulting in improved sensing and neural stimulation devices that can withstand significant strain. Background: The interface between electronic devices and biological...

Published: 3/6/2024 | Inventor(s): Sam Emaminejad, Qibing Pei, Brian Bo Wang, Yichao Zhao

Keywords(s): Bioelectromagnetics, bioelectronics, Biomaterial, Biosensor, electrodes, Functional Materials, Materials, Medical Devices and Materials, Nanomaterials, Nanosensor, nanostructured materials, neural stimulation, strain insensitive, tissue-electronic interface

Category(s): Materials, Materials > Functional Materials, Electrical, Electrical > Electronics & Semiconductors, Materials > Nanotechnology, Medical Devices, Medical Devices > Neural Stimulation

2021-225 An Innovative Dielectric Elastomer and Multilayer Dielectric Elastomer Actuator with High Electrically Induced Actuation Strains

SUMMARY: UCLA researchers in the Department of Materials Science and Engineering have developed a dielectric elastomer and layering process that can produce actuators capable of high strain and high frequency actuation. BACKGROUND: Dielectric elastomers (DE) can act as deformable capacitors that can generate a mechanical movement in response to an...

Published: 7/19/2023 | Inventor(s): Qibing Pei, Erin Askounis, Ye Shi

Keywords(s): Actuator, Capacitor, Dielectric, Elastomer, Electroactive Polymers, Flexible Electronics, Functional Materials, Haptic Technology, Haptic Technology Robotic Surgery, Robotics, Sensors, Smartphone

Category(s): Software & Algorithms, Software & Algorithms > Bioinformatics, Life Science Research Tools, Software & Algorithms > Programs

A Reversible Bioadhesive (Case No. 2021-139)

Summary: UCLA researchers in the Department of Materials Science and Engineering have developed a reusable bioadhesive that can provide strong adhesion to skin and living tissue when heated to body temperature and easily detached without damage at room temperature. Background: Adhesives have versatile applications to bond biological tissues or skin,...

Published: 2/26/2024 | Inventor(s): Qibing Pei, Meng Gao, Hanxiang Wu, Zhixin Xie

Keywords(s): Materials

Category(s): Materials > Functional Materials, Chemical > Polymers

2021-041 A Tandem-Structured Cooling Device Driven by Electrostatic Force

SUMMARYResearchers in the UCLA Department of Materials Science and Engineering have developed an electrocaloric (EC) cooling device for compact applications, such as wearable electronics and implantables.BACKGROUNDSolid-state cooling technologies are an ecofriendly alternative to vapor compression refrigeration technology for thermal management. Cooling...

Published: 7/19/2023 | Inventor(s): Qibing Pei, Yuan Meng

Keywords(s):

Category(s): Electrical > Electronics & Semiconductors > Thermoelectrics, Energy & Environment > Thermal

2020-445 Liquid Scintillator Containing High-Z Nanoparticles

SUMMARYUCLA researchers in the Department of Materials Science and Engineering have developed an organic scintillator for identification of gamma radiation. This scintillator has high loading of high-Z nanoparticles without sacrificing optical transparency for better gamma ray detection. BACKGROUNDInorganic scintillators are widely used for the detection...

Published: 7/19/2023 | Inventor(s): Qibing Pei, Hongxiang Zhao

Keywords(s):

Category(s): Materials > Composite Materials, Materials > Nanotechnology, Chemical > Polymers, Materials > Fabrication Technologies

2020-944 A Phase-Changing Polymer Film for Thermochromic Smart Windows Applications

SUMMARY UCLA researchers in the Department of Material Sciences and Engineering have developed energy-efficient, smart window coatings with wide light bandwidth, high degrees of modularity and high stability towards repeated cycling. BACKGROUND Utilizing smart windows’ tunable opacity to control both the timing and amount of light transmission...

Published: 7/19/2023 | Inventor(s): Qibing Pei

Keywords(s):

Category(s): Materials > Functional Materials, Materials > Construction Materials, Materials > Membranes, Energy & Environment > Energy Efficiency, Energy & Environment > Thermal, Optics & Photonics

2020-101 A Phase-Changing Polymer Film for Broadband Smart Windows Applications

SUMMARY:UCLA researchers in the Department of Materials Science and Engineering have developed an energy efficient smart window coating with wide light bandwidth and long cycle lifetimes.BACKGROUND: Buildings account for ~ 40% of all U. S. primary energy use and associated greenhouse gas (GHG) emissions (U.S. Department of Energy). There is a growing...

Published: 7/19/2023 | Inventor(s): Qibing Pei, Yu Xie, Fangyi Guan

Keywords(s): Other

Category(s): Electrical > Displays

Bistable Electroactive Polymers

Summary: A bistable electroactive polymer transducer is provided for electrically actuated deformation of rigid electroactive polymer members. The polymers have glass transition temperatures (Tg) above ambient conditions and turn into rubbery elastomers above Tg and have high dielectric breakdown strength in the rubbery state. They can be electrically...

Published: 1/30/2024 | Inventor(s): Qibing Pei, Zhibin Yu

Keywords(s):

Category(s): Chemical > Polymers

2012-334 BULK POLYMER COMPOSITES

Bulk Polymer CompositesSUMMARYUCLA engineers have developed a method of synthesizing bulk polymer composites suitable for efficient scintillation of high energy radiation.BACKGROUNDDetecting high energy radiation is important to public health, security, nuclear medicine, and astronomical research. The energy-absorbing materials used in detectors fall...

Published: 7/19/2023 | Inventor(s): Qibing Pei, Qi Chen

Keywords(s):

Category(s): Chemical > Polymers

High Efficiency Organic Light Emitting Diodes

UC Case No. 2013-001INNOVATIONProfessor Qibing Pei and colleagues at the UCLA Department of Materials Science and Engineering have developed a novel approach to fabricating organic light emitting diodes (OLEDs) using transparent composite electrodes, that greatly increases their emission efficiency. The new OLEDs are highly flexible and are at least...

Published: 7/19/2023 | Inventor(s): Qibing Pei

Keywords(s):

Category(s): Electrical > Displays

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