The Gaussian lenses give birth to optical vortices in laser beams

Dislocations in wave trains

J. F. Nye, Michael Berry · Proceedings of the Royal Society of London A Mathematical and Physical Sciences · 1974 · 2.1K citations

Optical vortices

P. Coullet, L. Gil, F. Rocca · Optics Communications · 1989 · 877 citations

Optical vortex solitons observed in Kerr nonlinear media

Grover A. Swartzlander, C. T. Law · Physical Review Letters · 1992 · 494 citations

Photonics, Engineering, Physics +11

Orientational Optical Nonlinearity of Liquid Crystals

Nelson V. Tabiryan, A. V. Sukhov, Boris Ya Zel'dovich · Molecular crystals and liquid crystals · 1986 · 446 citations

Powerful Light, Optical Materials, Engineering +23

Laser beams with phase singularities

N. R. Heckenberg, R. McDuff, C. P. Smith et al. · Optical and Quantum Electronics · 1992 · 366 citations

Photonics, Engineering, Laser Science +5