… tracking action, and near-diffraction-limited focusing of the laser … atmosphere with the wind
and convection. Therefore, a laser … A device called a phase conjugate mirror produces PCL …

… 2 is directed perpendicularly to the SLM, a part of the light becomes phase conjugate light
through diffraction. … and the generated phase conjugate light are decoupled by PBS 2, Camera …

… a feedback mirror, and it is good to compensate wavefront aberration by its phase conjugate
… , defocuses the laser beam, and makes the convection or boiling in the liquid. This effect …

… This is accomplished by numerically refocusing diffraction … mixing to generate the phase
conjugate signals. This requires … Natural convection produces constantly changing density …

… and the thermal convection field. We calculated the temperature and convection velocity …
, resulting in excellent beam quality near the diffraction limit in SBS-PCM systems [23-28]. …

… through the number of concentric diffraction rings at the far-field… The formation of concentric
diffraction rings are due to the … asymmetric diffraction due to the thermal convection are …

… speed to force convection to … phase conjugate mirror (length 800 mm, FC-77 fluorinated
liquid), which can achieve 60% of the output energy concentrated within two times the diffraction …

… diffraction limit by the thermal compensation or spatial filtering. Recently, the stimulated-brillouin-scattering
phase-conjugate mirror … more advantageous than convection cooling in terms …

… Although the traditional phase conjugate adaptive … air convection heat transfer coefficient
is set to 5 W/(m 2 K) [22]. According to the mechanical model of the VCDM, as shown in Figure 2…

… Also, the model assumes that heat only flows in the radial direction and that thermal convection
and radiative effects are both negligible. Considering only the region around the center …