“This study aims to compare how well different designs of combined photovoltaic-thermal collectors work in electricity and heat production,” they said. “They were compared under conditions ...

Solar heating uses the sun’s thermal energy to heat liquids or spaces. This article looks at the main solar heater types, ...

When water flows through your system, it absorbs thermal energy produced by the collector panels, and its temperature increases. Solar water ... by gravity. Flat-plate collectors Uses a ...

You probably remember those old collector plates your parents or grandparents might have proudly displayed back in the 70s ...

collectors. As an alternative asset class, collectible banknotes offer significant potential value to investors, and the market for these paper artifacts is thriving. Aris Maragoudakis ...

XI’AN, China—This should be a shining moment for Longi, one of the biggest makers of solar-power equipment in the world. Longi and a few other Chinese companies dominate the solar business ...

Thermal gear isn’t just for the depths of winter. In a country where temperatures aren’t exactly predictable, the best thermal clothing can enable us to continue doing the activities we love ...

Answering “How much do solar panels cost?” is complicated because it’s not just one number. It depends on your energy usage, where you live, what incentives you qualify for and whether or ...

Perovskite solar cells can be damaged when partially shaded, owing to currents flowing in reverse. Two research groups have now increased the breakdown voltage of the perovskite devices (the ...

Here’s how it works. Solar maximum refers to the highest rate of solar activity during the sun's approximately 11-year solar cycle. It is indicated by the intensity and frequency of sunspots ...