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Browse over 550 technologies categorized by sector and theme to find the solutions you need to accelerate your sustainability journey.
Use the search bar to find technologies using a keyword or phrase. Tap the sector buttons in the toolbar or on the technology cards to filter the results.
Clean Energy Technology
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Organic LED
Organic light-emitting diodes (OLED) are a solid state technology that produce a diffuse light source at high efficiency, making them ideal for use in lighting and displays. They can also be produced on flexible substrates, allowing incorporation into furniture and architecture. There are two types of OLEDs, small-molecular and polymer (PLED). The majority of OLEDs today use the small-molecular subtype.
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Virtual net metering - community scale solar
Virtual net metering (VNM) is a bill crediting system in which solar is not used on-site but is instead externally installed and shared among subscribers. In this case, subscribers receive credits on their electricity bill for excess energy produced. Community solar is an alternative to rooftop solar wherein homeowners collectively pay for a solar system that provides power to multiple households.
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Polymer LED
Polymer light-emitting diode (PLED) is a type of OLED, using large molecules (polymers) typically deposited using a solution-based method (e.g. inkjet printing or screen printing) which is cheaper than high-vacuum evaporation used for small-molecular OLEDs, but comes at the expense of lifetime and efficiency.
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Conventional LED
Light-emitting diodes (LED) use solid state technology to produce a directional and monochromatic light at very high efficiency and long lifetimes compared to traditional incandescent or compact fluorescent light bulbs. To create white light, LED can either use phosphor conversion or (red, green and blue) RGB systems.
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Smart meter
Smart meters are electronic devices that record electricity consumption on a hourly basis or more frequently, and report at least daily to utilities. Smart meters are capable of two-way communication, sending time-based pricing information toward the home or demand response commands to devices.
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Direct current buildings system
Direct Current (DC) Microgrids combine DC power generation from photovoltaic (PV) sources with battery energy storage and can directly power adapted DC loads (e.g. EV charging, lighting, HVAC) without DC/AC conversion, thus making efficiency gains. With additional AC/DC convertors, they can be connected to the grid and/or power common AC loads.
Source: IEA (2023), ETP Clean Energy Technology Guide, IEA, Paris
https://www.iea.org/data-and-statistics/data-tools/etp-clean-energy-technology-guide
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