What Happens When Starlink Satellites Re-Enter Earth's Atmosphere? Is the Ozone Layer at Risk?
In 2025, around 120 SpaceX Starlink satellites re-entered Earth’s atmosphere and burnt up upon descent. These artificial ...
Are Elon Musk's falling Starlink satellites damaging the ozone layer?
The re-entry of SpaceX's Starlink satellites is raising environmental concerns, as scientists warn that the release of ...
Canada’s aluminum industry faces U.S. tariffs, but innovation could open new markets
A recent Canadian innovation that uses aluminum as a fuel could provide new opportunities for growth and diversification away ...
C&EN1 年
Aluminum Recycling
Sodium aluminate forms through the chemical reaction of aluminum oxide with sodium hydroxide and water, as follows: The residues sink gradually to the bottom of the tank and are later removed. In the ...
pv magazine International8 天
New research shows degradation mechanisms in rear side of TOPCon solar cells
Researchers from UNSW and Longi have found that the silicon nitride layers used in TOPCon cell rear-side are particularly ...