Science News for October 1, 2022

Fill me up: Improved efficiency of all-polymer solar cells

Researchers from Nara Institute of Science and Technology have discovered a high fill factor in all-polymer blend solar cells, exceeding 60%, which is higher than previously reported values. This breakthrough could help solve the environmental issue of silicon-based solar cell waste.

SourceNara Institute of Science and Technology·JournalJournal of Materials Chemistry A·DateOct 1, 2022

Unraveling the effect of cation types on electrochromic properties of titanium dioxide nanocrystals

Researchers have discovered that zinc ions enhance the electrochromic properties of titanium dioxide nanocrystals, resulting in fast switching, high contrast, and high stability. This breakthrough has significant implications for the development of cost-effective and rapid electrochromic devices.

SourceBeijing Institute of Technology Press Co., Ltd·JournalEnergy Material Advances·TypeExperimental study·DateOct 1, 2022

Land tenure drives deforestation rates in Brazil

Research from German Centre for Integrative Biodiversity Research finds poorly defined land rights increase deforestation in Brazil. Private land rights can be effective if combined with strict environmental policies, such as the Forest Code.

SourceGerman Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig·JournalNature Communications·DateOct 1, 2022