The triboluminescence (TL) of metal halide perovskite (MHP) films is found for the first time. Scraping the MHP film with a ...
Step inside the strange world of a superfluid, a liquid that can flow endlessly without friction, defying the common-sense ...
Humans have been making fire using friction for thousands of years, with evidence of its use found in archaeological records across different cultures worldwide. Fire by friction is a testament to ...
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