A cotton swab is dipped into concentrated hydrochloric acid (producing hydrogen chloride gas) while a second on is dipped into concentrated aqueous ammonia (producing ammonia gas). Both cotton swabs ...
Researchers in China have developed a new type of perovskite solar cells that offer higher efficiency. Developed by scientists from Huaqiao University, these perovskite solar cells offer 26.39% ...
In their study, published in Nature Communications, the group used a hole-selective interlayer that inhibits ion diffusion to improve the device's stability. Over the past several years ...