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Colloidal quantum dots (CQDs) are tiny semiconductor particles that are just a few nanometers in size, which are synthesized ...
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$1 DOLLAR STORE BACK TO SCHOOL DEALS 2020 🍎 At-home classroom makeover (by a teacher!)The first 1000 people who click the link will get 2 free months of Skillshare Premium: <a href=" HEY, GUYS! I'm a former ...
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