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.
Near-IR absorption saturation and mechanism of picosecond recovery dynamics of copper selenide nanostructured via alumina
Rent:
Rent this article for
USD
10.1063/1.3140612
/content/aip/journal/jap/105/11/10.1063/1.3140612
http://aip.metastore.ingenta.com/content/aip/journal/jap/105/11/10.1063/1.3140612

Figures

Image of FIG. 1.
FIG. 1.

SEM cross-sectional image of encased structures (white stripes) grown 5 min in columnlike alumina void (cross-section diameter 15 nm) template.

Image of FIG. 2.
FIG. 2.

Absorption coefficient spectral dependence (a) and direct band gap evaluation (b) of nanowires of , 15, and 70 nm (see text for explanation).

Image of FIG. 3.
FIG. 3.

Temporal behavior of the pump induced change of the probe beam transmittivity, , measured in nanowires grown 5 min in alumina voids at different pump intensity values (upward the curves): 2.6, 5.3, 10, 18.8, 25, 30.1, 39.3, and . The solid lines are theoretical modeling results according to Eq. (1). The insert shows experimental (points) and theoretical (solid line) results of photoinduced transmission dependence vs pump intensity.

Image of FIG. 4.
FIG. 4.

Temporal behavior of the pump induced change of the probe beam transmittivity measured in nanowires grown 5 min in alumina voids at pump intensity values (upward the curves): 1.5, 3, 6, 10, 15.1, 20.5, 29.6, 36.9, 48, and . The solid lines are theoretical modeling results according to Eq. (1). The insert shows experimental (points) and theoretical (solid line) results of photoinduced transmission dependence vs pump intensity.

Image of FIG. 5.
FIG. 5.

Temporal behavior of the pump induced change of the probe beam transmittivity, , measured in nanowires grown 5 min in alumina voids at pump intensity values (upward the curves): 5.7, 10, 18.6, 37.7, 75.4, and . The solid lines are theoretical modeling results according to Eq. (1). The insert shows experimental (points) and theoretical (solid line) results of photoinduced transmission dependence vs pump intensity.

Image of FIG. 6.
FIG. 6.

Temporal behavior of the pump induced change of the probe beam transmittivity, , measured in nanowires grown 5 min in alumina voids at pump intensity values (upward the curves): 0.7, 3.9, 6.9, 10, 13.6, 17.3, 53.2, and . The solid lines are theoretical modeling results according to Eq. (1). The insert shows experimental (points) and theoretical (solid line) results of photoinduced transmission dependence vs pump intensity.

Image of FIG. 7.
FIG. 7.

Temporal behavior of the pump induced change of the probe beam transmittivity, , measured in nanowires grown 15 min in alumina voids at pump intensity values (upward the curves): 7.3, 10, 19.7, 26.2, 32.5, 38.9, 44.7, 52.3, 57.5, 76.2, and . The solid lines are theoretical modeling results according to Eq. (1). The insert shows experimental (points) and theoretical (solid line) results of photoinduced transmission dependence vs pump intensity.

Image of FIG. 8.
FIG. 8.

Temporal behavior of the pump induced change of the probe beam transmittivity, , measured in nanowires grown 15 min in alumina voids at pump intensity values (upward the curves): 7, 10, 13, 18, 21.5, 25.5, 28.6, 33.3, 36.8, 43.8, 51.2, and . The solid lines are theoretical modeling results according to Eq. (1). The insert shows experimental (points) and theoretical (solid line) results of photoinduced transmission dependence vs pump intensity.

Image of FIG. 9.
FIG. 9.

Temporal behavior of the pump induced change of the probe beam transmittivity, , measured in structures grown 1, 5, and 15 min in alumina voids at pump intensity value about (solid lines are guides for eyes).

Image of FIG. 10.
FIG. 10.

Scheme of transitions used for modeling.

Image of FIG. 11.
FIG. 11.

Temporal behavior of the pump induced change of the probe beam transmittivity, , measured in structure grown 5 min in alumina voids at pump intensity value , before (open triangles) and after (solid triangles) measurement of saturated kinetics at highest pump intensities applied (crossed triangles) (solid lines are guides for eyes).

Tables

Generic image for table
Table I.

Conditions of Al anodization and subsequent alumina etching for fabrication of templates with average pore diameter , 15, 20, and 70 nm.

Generic image for table
Table II.

Parameters used for theoretical modeling of kinetics using Eq. (1) (see Figs. 3–8).

Loading

Article metrics loading...

/content/aip/journal/jap/105/11/10.1063/1.3140612
2009-06-08
2014-04-16
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Near-IR absorption saturation and mechanism of picosecond recovery dynamics of copper selenide nanostructured via alumina
http://aip.metastore.ingenta.com/content/aip/journal/jap/105/11/10.1063/1.3140612
10.1063/1.3140612
SEARCH_EXPAND_ITEM