Saurabh Dixit

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Questions related from Saurabh Dixit

Is it possible to get indirect allowed transitions in absorption spectrum of quantum confined nanowires?

Generally, band gap of semiconductor material tuned from indirect band gap to direct band gap due to quantum confinement effect. Therefore, direct allowed transitions are expected from quantum...

29 November 2017 5,936 4 View

How one can discriminate between LO phonon branch and TO phonon branch in phonon dispersion curve?

We often observe phonon dispersion curve to estimate frequency of Raman active modes at the center of Brillouin zone. How one could distinguish that a particular Raman active mode is due to...

08 May 2017 4,299 2 View