Entries for Solar Prize Round 4

NanoSpray has developed high-throughput and high-efficiency back contacts for use with American-made cadmium telluride photovoltaics.

A high-efficiency, flat plate solar collector that can operates at more than 150ºC using AeroShield's ultraclear aerogel to reduce losses.

Rocking Solar has developed a commercial rooftop solar tracker increasing panel yield and improving ROI by up to 22% vs fixed tilt panels.

The Urban Energy Solar Canopy is the first scalable and financeable rooftop solar canopy designed for urban multifamily buildings.

A room temperature liquid-metal thin-film deposition technique for low-cost CSP polymeric mirror reducing CAPEX by 80% and film cost by 50%

Our self-cleaning technology uses an electro-dynamic shield to repel dust from solar panels, saving up to 98% of energy loss due to dust.

Materials technology to increase energy production and solar module lifetime, reduce failure rate and solar LCOE.

Roofing products made for solar, to meet aesthetic, cost, supply, labor, recyclability, and lifetime needs; and motivate massive scaling.

Reduce Soiling on Solar PVs for More Power via Low-Cost Retrofit Anti-Soiling Coatings