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Electronics

Technology Type Group:
Definition:
Electronics deals with electrical circuits that involve active electrical components such as vacuum tubes, transistors, diodes and integrated circuits, and associated passive electrical components and interconnection technologies.

Electronics

  • Transition metal hydroxy-anion electrode materials for lithium-ion battery cathodes

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    Background: The lithium battery industry is undergoing rapid expansion now representing the largest segment of the portable battery industry and dominating the computer cell phone and camera power source industry. High capacity and high rate lithium-ion batteries (LIB) with low cost and improved safety characteristics constitute a major requirement for electric vehicles portable electronics and other energy storage applications.

  • A novel field effect transistor using single crystal 6.1 Å II-VI and III-V semiconductors

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    Improved semiconductor material systems for example systems employing common lattice constants are desirable to facilitate production of semiconductor devices. A common lattice constant can allow monolithic integration of multiple devises with electronic functionality. Improved semiconductor materials systems are desirable. Current research at ASU has developed technology that is designed to improve semiconductor materials systems.

  • Transfer-free Batch Fabrication of Single Layer Graphene Devices for Solar Cells

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    Background: This invention describes unique growth and fabrication methods for graphene that allow for direct patterning onto the target substrate. Notable improvements over existing techniques include higher carrier mobility and mechanical and electrical continuity over a large distance. Technology Description: Graphene is a single layer of carbon atoms hexagonally-bound with potential to become the optimal material for the new generation of transistors. Graphene can enable tetrahertz computing at processor speeds 100 to 1000 times faster than silicon.

  • Innovative Corrosion Inhibitors for ECAs on Leadfree Surfaces

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    Background: Modified electrically conductive adhesives (MECAs) and methods of making MECAs are disclosed. The MECAs include a corrosion inhibitor additive. The corrosion inhibitor additive can act as a barrier layer between the metal surface and the environment by forming a film over the metal surfaces and therefore reducing or preventing corrosion of the metal over an extended time frame.

  • Nanoparticle-Induced Polymer Assembly

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    This invention provides compositions and methods for inducing and enhancing order and nanostructures in block copolymers and surfactants by certain nonpolymeric additives such as nanoparticles having an inorganic core and organic functional groups capable of hydrogen bonding. Various compositions having lattice order and nanostructures have been made from a variety of copolymers or surfactants that are mixed with nonpolymeric additives.

  • Synthesis of Conjugated Polymers with Directed Alignment

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    University of Michigan’s Method for Directed Alignment of Conjugated PolymersResearchers at the University of Michigan have developed a method for the directed alignment of conjugated polymers (CPs). CPs are fast emerging as active materials for various optoelectronic applications such as organic solar cells and thin film transistors since they demonstrate highly anisotropic optical and electronic properties such as absorption emission and conductivity.The optoelectronic properties of CPs can be fully realized in device applications only when the conjugated chains are aligned.

  • Voltage-Gated Bipolar Transistor for Power Switching Applications

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    A recent GBI Research report on the Discrete Power Semiconductor device market (forecasting up to 2020) shows an increased demand from the Hybrid Electric Vehicles Solar and Wind Energy markets. Although the majority of the market is dominated by Silicon MOSFETs and Insulated Gate Bipolar Transistors (IGBT) Silicon Carbide (SiC) has emerged as a viable replacement due to its advantages over conventional Silicon devices.

  • Solution-processed metal nanowire mesh transparent electrode for large-area electronics

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    A team of Stanford engineers have developed a low-cost solution-processed method to fabricate a flexible nanowire mesh that can be used in transparent electrodes as a replacement for metal oxides (such as ITO indium tin oxide). This fabrication technique is carried out at moderate temperatures which are gentler to the underlying layers than sputtering. In addition the resulting films are more conductive than ITO for the same transparency resulting in solar cells that outperform devices based on ITO.

  • Nonvolatile Sequential Circuits with low power consumption

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    This invention introduces a novel method to decrease the power consumption in logic circuits containing sequential circuit elements. This novel approach results in circuits with a smaller area compared to existing methods. Power reduction comes through the ability to shut down supply voltages thanks to the use of nonvolatile memory for data storage. Applications: 1) Logic circuits 2) System on a chip designs (for embedded systems etc.) 3) Processors and co- processors

  • Self-Oscillating Electronic Ballast with Dimming Control

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    High-frequency electronic ballasts for gas discharge lamps are used widely in lighting systems today because of their merits of small size light weight high light luminous efficacy long life and no flicker no audible noise. In addition to numerous benefits over magnetic ballasts electronic ballasts can provide dimming control which is crucial nowadays in the energy-saving lighting systems. Study shows that more than fifty percent energy savings can be achieved with dimming systems.