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Lead Sulfide Quantum Dots Synthesis

43K views · Nov 30, 2011 · Science & Technology

Comments · 23

  • @annsome · 7 years ago

    Great info! Btw, Ashley is a doctor now and working in the university of Oxford.

    3

  • @christopherleubner6633 · 2 years ago

    12 years ago. PbS and PbSe would have very strong resonance in the reddish orange to near IR bands. (580 to about 2000nm wavelengths) Also they would be reasonably air stable as well.❤

  • @thanawitsagulthang6471 · 7 years ago

    I have been looking for this for a long time

  • @brydn_n · 4 years ago

    Thank you. Excellent experiment 👍

  • @Eitan166 · 10 years ago

    Very good and instructive video, thank you!

  • @chsor4 · 9 years ago

    Be advised that the sulphur precursor they use is not HMDS, as noted. It is most likely Hexamethyldisilathiane. HMDS, used to prepare Si wafers for photoresist, does not contain any sulphur.

    3

  • @adrienyepseu7798 · 9 years ago

    Hi, very good video

  • @mrgerlo · 12 years ago

    Hi there, in the introduction part, when Ashley is describing the ingredients, she says add 1.4g of Oleic Acid, then explains that is kept in the fridge for preservation and then says, we add 1.2g of that.  Can you please add a note with the correct amount?? thanks!

    1

  • @jemaiisafa6299 · 7 years ago

    is there a publication on this? <br>Please i need it as a reference

    1

  • @AnkitaSingh-bh4zj · 8 years ago

    Can you suggest a procedure for MoSe2 nanoparticles and if the synthesis is possible without a glovebox?? Thank you

  • @DavidSchnell-LeoXIV · 3 weeks ago

    Could I use a sonicator? Naw!

  • @Rachael-b2h · 1 year ago

    .....any thought or concern of the effects ? <br>Doesn&apos;t look like it ....

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