Search Results - thermal+transistor

3 Results

Sort By:

Programmable Micro-Mirrors for Real-Time Emissivity Control and Switching (Case No. 2025-254)

Summary: UCLA researchers in the Department of Mechanical and Aerospace Engineering have developed a fast-switching, MEMS-based thermal metasurface that enables real-time infrared emissivity modulation via high-contrast, broadband radiative control. Background: Dynamic emissive thermal devices offer active control over infrared (IR) radiation....

Published: 8/20/2025 | Inventor(s): Artur Davoyan, Mozakkar Hossain, Pavel Shafirin, Hanseong Jo, Tom Joly-Jehenne

Keywords(s): advanced thermal control materials, compact IR shielding, Dynamic thermal emissivity, EV battery cooling, Fluid Dynamics, heat control, heat controlling devices, Heat Transfer, infrared modulation, infrared signature suppression, IR camouflage, MEMS, MEMS metasurface, micro-electromechanical systems (MEMS), rapid emissivity modulation, real-time thermal management, stealth, thermal circuit, thermal conductance, thermal control, thermal control materials, Thermal Energy Storage, thermal metamaterials, thermal stability, thermal transistor, tunable radiative properties

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

HFSIO as Gate Insulator for N-Polar Gan HEMTs (Case No. 2024-268)

Summary: Researchers in the UCLA Department of Electrical and Computer Engineering have developed a new, high-performance transistor for high-frequency and high-power systems. Background: Gallium nitride (GaN) high electron mobility transistors (HEMTs) are critical for high-frequency and high-power electrical applications due to their superior material...

Published: 6/12/2025 | Inventor(s): Elaheh Ahmadi, Oguz Odabasi, Xin Zhai

Keywords(s): atomic layer deposition, dielectric gates, field-effect transistors (FETs), gallium nitride, GaN, G-polar GAN, hafnium silicon oxide, HfSiO, high dielectric constant materials, high electron mobility transistors, high electron mobility transistors (HEMTs), high frequency electronics, high power electronics, N-polar GAN, organic field effect transistors, quality control manufacturing, scalable manufacturing, solid-state thermal transistor, strength-thermal stability, thermal stability, thermal transistor, Thin-Film Transistor, Transistor, transistors

Category(s): Chemical, Chemical > Chemical Processing & Manufacturing, Electrical, Electrical > Electronics & Semiconductors, Materials, Materials > Semiconducting Materials, Materials > Metals

Electrically Gated Solid-State Molecular Thermal Transistor (Case No. 2024-099)

Summary: UCLA researchers have introduced a solid-state thermal transistor that achieves groundbreaking performance and facilitates improved heat flow manipulation. Background: The forefront of thermal management is marked by the exploration of molecular thermal transistors, driven by the quest for more efficient electronic devices. Researchers are...

Published: 2/14/2025 | Inventor(s): Yongjie Hu, Paul Weiss, Man Li

Keywords(s): ; self-assembled molecule, Composite Material, Doping (Semiconductor), Elastic Modulus Thermal Grease, Electronics & Semiconductors, field-effect transistors (FETs), Functional Materials, heat control, heat controlling devices, infrared thermal imaging, Microelectronics Semiconductor Device Fabrication, molecular design, molecular engineering, molecular junction, Nanomaterials, Optoelectronic materials, Optomechanical Thermal Imaging Transducer, organic field effect transistors, Organic Semiconductor, phase change materials, Rechargeable Battery Thermal Conductivity, self-assembled molecule, Semiconductor, semiconductor chip foundries, Semiconductor Device, Semiconductor Device Fabrication, Semiconductor Ohmic Contact, Semiconductor Risk Assessment, Semiconductor Sapphire, Semiconductors, solid-state thermal transistor, strength-thermal stability, switching reversibility, thermal circuit, thermal compression bonding, thermal conductance, Thermal Energy Storage, thermal fusion, thermal imaging, thermal management systems, thermal stability, thermal switching speed, thermal switching speeds, thermal transistor, Thin-Film Transistor, Transistor, transistors, zzsemiconducting materials

Category(s): Electrical, Electrical > Electronics & Semiconductors, Energy & Environment, Energy & Environment > Energy Generation, Energy & Environment > Energy Storage, Energy & Environment > Energy Transmission, Energy & Environment > Thermal, Electrical > Instrumentation, Materials, Materials > Nanotechnology