Proceedings of LFNM'...: International Workshop on Laser and Fiber-optical Networks Modeling, Volume 4Kharkiv State University of Radio Electronics, 2002 - Fiber optics |
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Page 230
... beam dif- fracted by the edge of any cover glass shapes its wavefront in the form of a strait helicoid being typical for an optical vortex . By variations of the wedge's height and the beam waist it can be achieved a nearly ideal vortex ...
... beam dif- fracted by the edge of any cover glass shapes its wavefront in the form of a strait helicoid being typical for an optical vortex . By variations of the wedge's height and the beam waist it can be achieved a nearly ideal vortex ...
Page 232
... beam by the cover glass . The dimension of the glass imperfection is about 35μm while the beam waist radius is nearly 150 um that ensures forming of the diffractive pattern in the vicinity of the beam axis . The beam is focused by the ...
... beam by the cover glass . The dimension of the glass imperfection is about 35μm while the beam waist radius is nearly 150 um that ensures forming of the diffractive pattern in the vicinity of the beam axis . The beam is focused by the ...
Page 286
... beams from the sample boundaries . The periods of the waveguide PS in the irradiation spot were measured at large incidence angles of the laser beam . The error of measurements is max for the large d . It did not exceed ± 0.01 microns ...
... beams from the sample boundaries . The periods of the waveguide PS in the irradiation spot were measured at large incidence angles of the laser beam . The error of measurements is max for the large d . It did not exceed ± 0.01 microns ...
Contents
INV L1 NEW CONCEPT OF MULTIPASS RESONATORS FOR GAS AND | 1 |
L2 WIDEAPERTURE ELECTRODISCHARGE EXCIMER LASERS | 8 |
L4 POSSIBILITY OF HIGHFREQUENCY PULSE DISCHARGE | 17 |
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absorption amplitude angle angular anisotropic atoms axis B₁ birefringence bolometer calculated carrier cathode cavity characteristics coefficient colorimeters components coordinate density dependence determined devices dielectric diffraction discharge E-mail effective electric field electromagnetic energy equation experimental factor FLP DL frequency function Gaussian beam gratings IEEE intensity distribution interaction interferometer irradiation Kharkiv National University Kharkov laser beam laser radiation layer length light linear matrix measured medium method mirror mode modulation nonlinear obtained optical fiber optical vortices output parameters particles phase photodetector photodiodes photonic crystal plane plasma polarization problem processes propagation pulse pumping radius range reflection refractive index resonator scattering semiconductor simulation singular beam solution spatial spectral spectrum Stokes parameters surface temperature thermal threshold tion topological transformation transverse Ukraine VCSEL vector voltage Volyar vortex vortices wave waveguide wavelength waveplate