banner image
No data available.
Please log in to see this content.
You have no subscription access to this content.
No metrics data to plot.
The attempt to load metrics for this article has failed.
The attempt to plot a graph for these metrics has failed.
Ultraviolet lasing from optically pumped BeMgZnSe quantum-well laser structures
Rent this article for
View: Figures


Image of FIG. 1.
FIG. 1.

(a) Schematic laser structures and (b) band profile of the BeMgZnSe-based quantum-well laser structure. and indicate the conduction band bottom and valence band top, respectively. The energy band gaps at room temperature (RT) are shown. The value of the band offset was estimated form Ref. 10.

Image of FIG. 2.
FIG. 2.

Excitation power density dependences of the peak emission intensity, FWHM, and TE/TM ratio at 13 K using the grating. The excited wavelength, pulse width, and repetition rate were 248 nm, 2.5 ns, and 10 Hz, respectively. The cavity length was . The laser threshold power density was .

Image of FIG. 3.
FIG. 3.

Emission spectra at 13 K from the BeMgZnSe-based laser structure excited with different power density pulses from a KrF excimer laser using the grating with a spectrum resolution limit of 0.25 nm.

Image of FIG. 4.
FIG. 4.

Laser characteristics at elevated temperature, 13, 90, 110, and 130 K. The grating was employed. The lasing was clearly observed from 13 to 130 K.


Article metrics loading...


Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Ultraviolet lasing from optically pumped BeMgZnSe quantum-well laser structures