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.
Long-distance directed transfer of microwaves in tubular sliding-mode plasma waveguides produced by KrF laser in atmospheric air
Rent:
Rent this article for
USD
10.1063/1.3692090
/content/aip/journal/pop/19/3/10.1063/1.3692090
http://aip.metastore.ingenta.com/content/aip/journal/pop/19/3/10.1063/1.3692090
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(Color online) Layout of plasma conductivity measurements.

Image of FIG. 2.
FIG. 2.

(Color online) Oscillograms of the laser pulse (2) and photocurrent signals (1) for different input impedances and laser intensities , 10 ns/div (a); , 50 s/div (b); and , 500 s/div (c).

Image of FIG. 3.
FIG. 3.

(Color online) Photoelectron signal jump vs. applied DC voltage U for a fixed drift length l = 4 mm (a) and vs. l for a fixed U = 250 V (b).

Image of FIG. 4.
FIG. 4.

(Color online) Electron density vs. laser intensity I. Different symbols correspond to experiments with various focusing conditions.

Image of FIG. 5.
FIG. 5.

(Color online) Layout of the double pulse experiments.

Image of FIG. 6.
FIG. 6.

(Color online) Oscillograms of the combined laser pulse (1) and photoelectron current on matched oscilloscope input (2).

Image of FIG. 7.
FIG. 7.

(Color online) Electron photodetachment ratio vs. averaged intensity of the second laser pulse . Intensity of the first pulse W/cm2 and ns.

Image of FIG. 8.
FIG. 8.

(Color online) Various setups of experiments on the MW radiation propagation in plasma waveguides.

Image of FIG. 9.
FIG. 9.

(Color online) Laser-beam prints on a photo paper after a two-lens telescope (left) and a two-axicon telescope (right).

Image of FIG. 10.
FIG. 10.

(Color online) Signals from the MW receiver (upper beam) and laser pulse (lower beam): upper ((a) and (b)) for the setup in Fig. 8(a) and lower ((c) and (d)) for the setup in Fig. 8(d). The distance to the receiver L = 12 m.

Image of FIG. 11.
FIG. 11.

(Color online) Schematic view of the MW radiation propagation in a cylindrical (left) and conical (right) plasma waveguide.

Image of FIG. 12.
FIG. 12.

(Color online) Diffraction angle and angles of total internal reflection from the plasma–air interface vs the MW radiation wavelength. The MW radiation diffraction angle (1), atmospheric air (2), and hydrocarbons added (3).

Image of FIG. 13.
FIG. 13.

Characteristic attenuation length of the lower axial-symmetric and axial-asymmetric hybrid sliding modes of MW radiation vs. its wavelength at plasma density cm−3 and waveguide radius R = 5 cm (a), 10 cm (b), and 30 cm (c).

Image of FIG. 14.
FIG. 14.

Characteristic threshold values (relation (12)) of the waveguide radius vs. the density of wall plasma for MW radiation wavelengths mm (a) and mm (b).

Image of FIG. 15.
FIG. 15.

Characteristic attenuation length of the lower axial-symmetric and axial-asymmetric hybrid sliding modes of MW radiation with the wavelength mm vs. the density of waveguide wall plasma at waveguide radii R = 5 cm (a), R = 10 cm (b), and R = 30 cm (c).

Image of FIG. 16.
FIG. 16.

Characteristic attenuation length of the axial-symmetric mode of MW radiation with wavelength mm vs. the relative plasma-waveguide-wall thickness . The result is obtained by numerically solving the dispersion Eq. (29) at plasma density cm−3 and waveguide radius R = 10 cm.

Loading

Article metrics loading...

/content/aip/journal/pop/19/3/10.1063/1.3692090
2012-03-15
2014-04-16
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Long-distance directed transfer of microwaves in tubular sliding-mode plasma waveguides produced by KrF laser in atmospheric air
http://aip.metastore.ingenta.com/content/aip/journal/pop/19/3/10.1063/1.3692090
10.1063/1.3692090
SEARCH_EXPAND_ITEM