Researchers create flexible monocrystalline silicon solar cells

May 26, 2023 11:06 AM ET
  • A big group of technologists associated with numerous institutions in China, collaborating with two coworkers from Germany and also an additional two from Saudi Arabia, has located a way to create flexible monocrystalline silicon solar cells.

In their study, reported in the journal Nature, the group created and also evaluated a new procedure. The editors at Nature have actually additionally released a Research briefing in the same journal concern, laying out the work by the team on this new effort.

Solar cells have actually been around for greater than a half-century, giving electrical energy for a range of clean energy applications. Yet to day, nearly all of them have included the use of level, stiff solar cells, making them appropriate for use in a restricted number of applications. For several years, researchers, application developers and also end users have waited for the growth of flexible solar panels as reliable as well as durable as those that are inflexible. In this new effort, the research team reports a way to create such a product.

The team began by running simulations of concepts to see if any kind of could turn out. They thought of 2 methods to treat the semiconductor materials utilized to make photovoltaic panels: the initial was a wet chemical process, while the secondly was a dry, plasma-based procedure.

In real life testing, they confirmed that they could be made use of to create thin flexible panels-- however, both dealt with excess reflectivity. Tiny evaluation showed that the issue resulted from tiny cracking between pyramid-shaped bumps that were created throughout handling externally of the panels. The group then discovered a way to soften the bumps as well as networks that created between the sides, where cracks created. Additional screening revealed that splits still formed, however the panel never ever damaged, which enabled the cell to bend and also remain functional.

Resulting gadgets made using the bendable cells were as reliable and also durable as non-bendable cells. The research team also discovered that the cells could be conveniently standardized. And because they are far lighter than standard solar cells, they have much more applications.

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