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Parametrically Driven Intertial Sensing in Chip-Scale Optomechanical Cavities at the Thermodynamical Limits with Extended Dynamic Range (Case No. 2023-282) UCLA researchers in the Department of Electrical and Computer Engineering have developed a novel optomechanical accelerometer system with an integrated optical feedback system. This accelerometer...

Published: 6/28/2024 | Inventor(s): Chee Wei Wong

Keywords(s):

Category(s): Electrical, Electrical > Signal Processing, Electrical > Sensors, Electrical > Wireless, Electrical > Electronics & Semiconductors, Electrical > Electronics & Semiconductors > Thermoelectrics, Optics & Photonics

Intergrated Cavity Optomechanical Thermal Imaging Transducer (Case No. 2023-294)

Summary: UCLA researchers from the Department of Electrical and Computer Engineering have developed a novel transducer for integrated cavity optomechanical thermal imaging. Background: Measuring infrared (IR) radiation provides information across a range of scientific, industrial, and medical applications, and is widely used in thermography, medical...

Published: 7/3/2024 | Inventor(s): Chee Wei Wong, Jaime Flores, Talha Yerebakan

Keywords(s): cavity optomechanics, cryogenic cooling, Digital Electronics, Electronics & Semiconductors, electronics packaging, Environmental monitoring, infrared (IR) radiation, Integrated Cavity, Microelectronics, Nanoelectronics, non-invasive imaging, Optoelectronic materials, opto-electronic systems, Optoelectronics, Optoelectronics Waveguide (Electromagnetism), optofluidics, Optomechanical accelerometer, optomechanical oscillator, Optomechanical Thermal Imaging Transducer, photodetection, Power Electronics, radiation detection, spectral density, thermomechanical noise

Category(s): Electrical, Electrical > Imaging, Electrical > Electronics & Semiconductors, Electrical > Electronics & Semiconductors > Thermoelectrics

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: 10/10/2024 | Inventor(s): Qibing Pei, Yuan Meng

Keywords(s):

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

2019-99A Tunable Antenna for Microwave Ablation of Biological Tissue

SUMMARYUCLA researchers in the Departments of Radiology and Electrical and Computer Engineering have developed a microwave ablation antenna that enhances the destruction of early stage solid tumor tissue by optimizing the microwave energy delivery into biological tissue via dielectric matching. BACKGROUNDMicrowave ablation is a minimally invasive therapeutic...

Published: 7/19/2023 | Inventor(s): Yahya Rahmat-Samii, Chih-Sheng Jason Chiang, Lingnang Song

Keywords(s):

Category(s): Electrical > Electronics & Semiconductors > Thermoelectrics, Medical Devices > Surgical Tools, Therapeutics > Oncology

Perovskite Technologies

Yang Yang Group Website: http://yylab.seas.ucla.edu/ UC Case Nos. 2015-556, 2018-019, 2022-209 ----- Modulating Heterointerface Energetics for Operationally Stable Perovskite Solar Cells (UCLA Case No. 2022-206) Researchers at UCLA have developed a novel fabrication approach that stabilizes the surface of perovskite solar cells without hindering...

Published: 8/31/2023 | Inventor(s): Yang Yang

Keywords(s):

Category(s): Materials > Composite Materials, Materials > Functional Materials, Materials > Semiconducting Materials, Chemical > Polymers, Electrical > Electronics & Semiconductors, Electrical > Electronics & Semiconductors > Thermoelectrics, Energy & Environment > Energy Generation > Solar, Energy & Environment > Energy Storage

2015-245 Autonomous Thermoelectric Energy-Harvesting Platform for Biomedical Sensors

SUMMARYUCLA researchers in the Department of Electrical Engineering have a developed miniature implantable thermoelectric energy-harvester with true energy autonomy. BACKGROUNDThe size of existing batteries presents a major limitation in the design of size-constrained wireless sensors, including wearable and implantable biosensors. A commonly sought-after...

Published: 7/19/2023 | Inventor(s): Dejan Markovic, Dejan Rozgic

Keywords(s):

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

2015-913 Method To Probe Bulk And Surface States In Thermoelectrics And Topological Materials

Summary Researchers in the department of Chemistry and Biochemistry at UCLA have developed a non-invasive, site-specific method to probe the electronic structure of both surface and bulk states within thermoelectric and topological insulator materials. Background The electronic structure of novel materials such as thermoelectrics and topological insulators...

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

Keywords(s):

Category(s): Electrical > Electronics & Semiconductors > Thermoelectrics

2018-468 Experimental Realization of High Thermal Conductivity Boron Arsenide for Thermal Management, Electronics, and Photonics Applications

Summary: UCLA researchers in the Department of Mechanical & Aerospace Engineering have developed a novel boron arsenide (BAs) material that has an ultra-high thermal conductivity of 1300 W/mK and low cost of synthesis and processing. Background: Thermal management in electronics is one of the industry’s major technical challenges. As the...

Published: 7/15/2024 | Inventor(s): Yongjie Hu, Joon Sang Kang

Keywords(s): Electronics & Semiconductors, Energy & Water, Heat Transfer, Mechanical Systems

Category(s): Electrical > Electronics & Semiconductors, Materials > Semiconducting Materials, Mechanical > Mechanical Systems, Electrical > Electronics & Semiconductors > Thermoelectrics, Energy & Environment

Electrocaloric Cooling With Electrostatic Actuation (UCLA Case No. 2017-646)

Summary: A collaboration between researchers in the UCLA Department of Materials Science and Engineering and SRI International has developed a novel solid-state cooling system that allows for efficient heat transfer for small, mobile devices. Background: With the development of modern technologies, the need for efficient heat transfer and cooling...

Published: 7/15/2024 | Inventor(s): Qibing Pei, David Huber, Roy Kornbluh, Rujun Ma, Ziyang Zhang

Keywords(s): Heat Transfer, Mechanical Systems

Category(s): Mechanical > Mechanical Systems, Electrical > Electronics & Semiconductors > Thermoelectrics