Technology Radar›Energy›Clean energy & power

Clean energy & power

Clean energy and power technologies generate electricity with low operational emissions and support a changing energy system. They include emerging solar, wind, geothermal, and nuclear approaches that can broaden supply and complement variable renewables.

12 technology landscapesUpdated 26 October 2026

Clean energy & power technologies

Agrivoltaics

Agrivoltaics combines photovoltaic electricity generation with agricultural production on the same land.

290organizations3startups350publications / yr
Updated Oct 2026

Airborne wind energy

Airborne wind energy uses tethered kites or other flying devices to capture wind energy and generate electricity.

62organizations101publications / yr
Updated Oct 2026

Bifacial solar panels

Bifacial solar panels are photovoltaic modules designed to generate electricity from light reaching both their front and rear surfaces.

351organizations3startups383publications / yr
Updated Oct 2026

Enhanced geothermal systems

Enhanced geothermal systems create or improve underground fractures and reservoirs so heat from hot rock can be extracted for energy.

362organizations6startups588publications / yr
Updated Sep 2026

Flexible solar panels

Flexible solar panels are photovoltaic devices designed to bend or conform to curved or irregular surfaces.

1.3korganizations11startups1.8kpublications / yr
Updated Sep 2026

Floating offshore wind

Floating offshore wind uses wind turbines mounted on floating structures anchored in bodies of water, typically where the water is too deep for fixed foundations.

662organizations21startups1kpublications / yr
Updated Sep 2026

Fusion energy and tokamak plasma heating

Fusion energy is energy produced by nuclear fusion, while tokamak plasma heating refers to methods that raise the temperature of plasma in a tokamak to sustain fusion conditions.

1.2korganizations35startups2.6kpublications / yr
Updated Sep 2026

Laser fusion energy

Laser fusion energy is the production of energy by using powerful lasers to initiate nuclear fusion, usually through inertial confinement.

2.8korganizations59startups4.9kpublications / yr
Updated Oct 2026

Nuclear microreactors

Nuclear microreactors are compact fission reactors designed to provide relatively small amounts of power, often with factory fabrication or transportability.

143organizations1startups236publications / yr
Updated Oct 2026

Perovskite solar cells

Perovskite solar cells are photovoltaic devices that use perovskite-structured materials to convert sunlight into electricity.

3korganizations28startups6.2kpublications / yr
Updated Sep 2026

Small modular reactors

Small modular reactors are nuclear fission reactors designed to be smaller and built in modules, often for factory fabrication and deployment at multiple sites.

365organizations3startups588publications / yr
Updated Sep 2026

Tidal energy converters

Tidal energy converters are devices that capture energy from tidal currents or flows and convert it into electricity.

157organizations252publications / yr
Updated Oct 2026

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