Joe Liang

2 Questions 5 Answers 0 Followers

Questions related from Joe Liang

Is there a difference in the optical properties of PECVD oxide vs. sputtered oxide?

I'm trying to make a waveguide with SiN core and SiO2 as cladding.

21 January 2018 2,653 1 View

When looking at laser emission spectrum, why does lasing sometimes happen off center of the fluorescence peak?

I've attached a emission spectrum of my laser, which is GaAs/AlGaAs based with InAs quantum dots embedded in the active region. You can see a sharp peak which represents the lasing mode, but it...

05 June 2017 3,252 7 View