1887
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.
Threshold improvement in uniformly lying helix cholesteric liquid crystal laser using auxiliary π-conjugated polymer active layer
Rent:
Rent this article for
USD
10.1063/1.4807402
/content/aip/journal/jap/113/20/10.1063/1.4807402
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/20/10.1063/1.4807402

Figures

Image of FIG. 1.
FIG. 1.

Absorbance and PL spectra of DCM and MDDO-PPV.

Image of FIG. 2.
FIG. 2.

Optical setup of the laser experiment. L: Pump Laser; CL: Cylindrical Lens; L: Lens; WP: Wave Plate; P: Polarizer; BS: Beam Splitter; S: Sample; CF: Color Filter; BF: Bundle Fiber; SM: Spectrometer with CCD detector; C: USB Camera.

Image of FIG. 3.
FIG. 3.

ChLC laser models in FDTD calculation (a) with and (b) without MDDO-PPV active layer. The pump beam is assumed to impinge on the sample from the − direction.

Image of FIG. 4.
FIG. 4.

Emission spectra of ChLC laser (a) with and (b) without MDDO-PPV active layer, obtained by experiment and FDTD calculations. Inset shows the polarization of the emitted beam.

Image of FIG. 5.
FIG. 5.

Laser threshold characteristics of the two ChLC lasers obtained experimentally.

Image of FIG. 6.
FIG. 6.

Light decay from cold cavity (a) with and (b) without the MDDO-PPV layer.

Image of FIG. 7.
FIG. 7.

Inversion population density at pumping rate and time  = 30 ps (a) with and (b) without the MDDO-PPV layer.

Tables

Generic image for table
Table I.

Material parameters of ChLC, MDDO-PPV layer, and substrate. Value of for the ChLC was taken from Ref. . Values of α were obtained experimentally.

Generic image for table
Table II.

Parameters used to solve the rate equations.

Generic image for table
Table III.

Photon lifetime , DOS, reflectance , and threshold gain coefficient of the devices with and without MDDO-PPV layer.

Loading

Article metrics loading...

/content/aip/journal/jap/113/20/10.1063/1.4807402
2013-05-23
2014-04-19
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Threshold improvement in uniformly lying helix cholesteric liquid crystal laser using auxiliary π-conjugated polymer active layer
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/20/10.1063/1.4807402
10.1063/1.4807402
SEARCH_EXPAND_ITEM