Pollen paper that you can print on and ‘unprint’

Apr 05, 2022 (Nanowerk News) Scientists at Nanyang Technological University, Singapore (NTU Singapore) have developed a pollen-based ‘paper’ that, after being printed on, can be ‘erased’ and reused multiple times without any damage to the paper. In a research paper published in Advanced Materials ("Recyclable and Reusable Natural Plant-Based Paper...

Solar cell keeps working long after the sun sets

Apr 05, 2022 (Nanowerk News) About 750 million people in the world do not have access to electricity at night. Solar cells provide power during the day, but saving energy for later use requires substantial battery storage. In Applied Physics Letters ("Nighttime electric power generation at a density of 50mW/m2...