scholarly journals Self-Induced Faraday Instability Laser

2018 ◽  
Vol 120 (21) ◽  
Author(s):  
A. M. Perego ◽  
S. V. Smirnov ◽  
K. Staliunas ◽  
D. V. Churkin ◽  
S. Wabnitz
Keyword(s):  
2019 ◽  
Vol 4 (4) ◽  
Author(s):  
Kevin Ward ◽  
Farzam Zoueshtiagh ◽  
Ranga Narayanan

2015 ◽  
Vol 27 (8) ◽  
pp. 084111 ◽  
Author(s):  
S. V. Diwakar ◽  
Farzam Zoueshtiagh ◽  
Sakir Amiroudine ◽  
Ranga Narayanan

2012 ◽  
Vol 85 (1) ◽  
Author(s):  
Sakir Amiroudine ◽  
Farzam Zoueshtiagh ◽  
Ranga Narayanan

2018 ◽  
Vol 855 ◽  
Author(s):  
Dipin S. Pillai ◽  
R. Narayanan

The nonlinear evolution of an interface between a perfect conducting liquid and a perfect dielectric gas subject to periodic electrostatic forcing is studied under the long-wave approximation. It is shown that inertial thin films become unstable to finite-wavelength Faraday modes at the onset, prior to the long-wave pillaring instability reported in the lubrication limit. It is further shown that the pillaring-mode instability is subcritical in nature, with the interface approaching either the top or the bottom wall, depending on the liquid–gas holdup. On the other hand, the Faraday modes exhibit subharmonic or harmonic oscillations that nonlinearly saturate to standing waves at low forcing amplitudes. Unlike the pillaring mode, wherein the interface approaches the wall, Faraday modes may exhibit saturated standing waves when the instability is subcritical. At higher forcing amplitudes, the interface may approach either wall, again depending on the liquid–gas holdup. It is also shown that a gravitationally unstable configuration of such thin films, under the long-wave approximation, cannot be stabilized by periodic electrostatic forcing, unlike mechanical Faraday forcing. In this case, it is observed that the interface exhibits oscillatory sliding behaviour, approaching the wall in an ‘earthworm-like’ motion.


2004 ◽  
Vol 16 (1) ◽  
pp. 39-46 ◽  
Author(s):  
Satish Kumar ◽  
Omar K. Matar
Keyword(s):  

1995 ◽  
Vol 32 (4) ◽  
pp. 313-318 ◽  
Author(s):  
L Daudet ◽  
V Ego ◽  
S Manneville ◽  
J Bechhoefer

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