Determine Band Gap energy and Urbach Energy from UV Vis Abs Spectroscopy data using Origin Software

Поділитися
Вставка
  • Опубліковано 13 гру 2024

КОМЕНТАРІ • 9

  • @harry-ho9ti
    @harry-ho9ti Рік тому +2

    nice vdo sir. kindly provide the references. from each material, we can calculate the direct and indirect band gap. How to identify that the material is shows which kind of band gap.

  • @niteshskoche2055
    @niteshskoche2055 Рік тому

    Which best book refer for this

  • @JyotiSaini-v2h
    @JyotiSaini-v2h 3 місяці тому +1

    Sir can we have negative value for ln apha values as you shown in video

    • @NanoencryptionSKP
      @NanoencryptionSKP  3 місяці тому

      As per existing in the literature...Yes it ll

    • @JyotiSaini-v2h
      @JyotiSaini-v2h 3 місяці тому

      @@NanoencryptionSKP my value are coming -ve not even single value is positive is my result wrong

    • @NanoencryptionSKP
      @NanoencryptionSKP  3 місяці тому

      @@JyotiSaini-v2h Have you confirm the there is no impurities in the sample?

  • @ricardoalves1179
    @ricardoalves1179 Рік тому

    why is column C not inside square?! only the alpha that is... should it be (E*Alpha)^2 and not E*Alpha^2?! min 4:50

  • @unnikutty1
    @unnikutty1 9 місяців тому

    Is it possible for a material to have 2 bandgap values?

  • @dineshbeniwal9613
    @dineshbeniwal9613 8 місяців тому

    K is absorbance? Since when?