Carol M. Kopp edits features on a wide range of subjects for Investopedia, including investing, personal finance, retirement planning, taxes, business management, and career development. Betsy began ...
Abstract: Laser-induced periodic surface structures (LIPSS, ripples) are a universal phenomenon and can be generated on almost any material upon irradiation with linearly polarized radiation. With the ...
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From vibranium to unobtainium: The periodic table of made-up stuff
Science fiction has always needed materials that don't exist. How else do you explain a lightsaber, power a warp drive, or make a superhero's shield indestructible? Over a century of storytelling has ...
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