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Praxis Solar: Integrating Solar Power into Composite Materials

Praxis Solar is transforming energy use by embedding solar cells into composite materials, creating lightweight, durable, and efficient solutions for various applications. Their innovative approach enhances energy generation while maintaining aesthetic integrity, paving the way for a sustainable future.

Praxis Solar technology

What is the Praxis Solar Project?

Praxis Solar is reshaping the future of energy by embedding solar power directly into composite materials. This Australian company has pioneered a proprietary process that encapsulates solar cells inside composite structures without sacrificing optical clarity or energy efficiency. Imagine solar power so seamlessly integrated that it becomes part of the very fabric of the objects we use daily — from wings of UAVs to walls and canopies. Praxis’ technology isn’t just about adding solar panels; it’s about building solar into the structure itself, making it lighter, stronger, and more flexible than anything else out there.

Main Benefits of Praxis Solar Technology

The advantages of Praxis’ solar composites are impressive and game-changing:

  • Solar cells become as tough as the composite material itself, perfect for the most demanding environments.
  • They add little to no extra weight since the cells replace part of the composite material, rather than just sticking on top.
  • The final product is waterproof, scratch-resistant, and maintains an aerodynamic surface — ideal for applications like drone wings.
  • The encapsulation process is straightforward, adding minimal complexity and cost to manufacturing (beyond the cost of the solar cells themselves).
  • Praxis solar wings have boosted flight durations of drones by 2 to 3 times compared to non-solar equivalents.

Inspired by Nature and Biomimicry

Praxis draws inspiration from billions of years of natural solar collection. Biomimicry isn’t just a buzzword here — it’s the foundation of their design philosophy. By mimicking how nature captures sunlight efficiently, Praxis creates nano-composite structures that maximize solar coverage on every surface. Whether it’s a wing, a canopy, or a wall, their technology adapts to varied shapes and environments, capturing sunlight wherever it falls. It’s like turning the entire world into a solar panel, quietly and efficiently powering the future.

Built-In Intelligence for Maximum Performance

Praxis doesn’t stop at just embedding solar cells. Their nano-composites come with integrated electronics — semiconductor diodes that isolate shaded areas on the solar panels. This means even if part of the surface is shaded, the rest keeps working at peak performance. Plus, the technology is solar cell agnostic, ready to upgrade as new, more efficient solar cells come along. This future-proof approach ensures that Praxis’ composites will keep capturing more energy as solar tech evolves.

Lightweight, Durable, and Practically Invisible

The ultra-clear composites developed by Praxis allow full-spectrum light to pass through with minimal loss, boosting the efficiency of the solar cells they encase on both sides. The result? A lightweight, durable material that’s practically invisible to the eye. This transparency means solar power can be integrated into surfaces without compromising aesthetics or functionality — a huge leap forward for solar technology in architecture, transport, and infrastructure.

Impact on Sustainable Development Goals (SDGs)

  • SDG 7: Affordable and Clean Energy — by harnessing solar power efficiently and integrating it into everyday structures.
  • SDG 9: Industry, Innovation, and Infrastructure — through cutting-edge composite and solar technology innovation.
  • SDG 11: Sustainable Cities and Communities — enabling buildings and transport to generate their own clean energy.
  • SDG 13: Climate Action — reducing reliance on fossil fuels by expanding solar energy use.
  • SDG 14: Life Below Water — with applications in marine environments, such as solar-powered vessels.

The Future of Solar Energy with Praxis

Praxis is pushing the boundaries of what solar can do, scaling their technology across sectors — from sea to land to air. Their roadmap includes next-generation nano-particles, new composite formulations, and integrated surface systems that transform transport, infrastructure, and architecture into power-generating platforms. The vision is clear: a world where solar is everywhere, built-in, and powering the planet silently and efficiently. It’s not just solar energy; it’s solar reimagined.

Arnaud Michel, founder of Keys for Tomorrow
About the curator

Arnaud Michel is the founder and curator of Keys for Tomorrow. In 2014, his master’s thesis on community currencies and sustainable development won the Prix Recherche at Belgium’s Prix de l’Économie Sociale; the research was later published as Ecological Economics (Elsevier, 2015). He curates this directory to the same standard, cross-checking every project against established certification bodies and directories — including B Corp, 1% for the Planet, and Solar Impulse Foundation — alongside direct research into each project’s own record. Connect on LinkedIn.

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Positive impact projects aligning with the 17 Sustainable Development Goals