Category Articles

Asian Journal of Physics Vol. 30 Nos 8 & 9 (2021) 1307-1314 On three-dimensional polarization states of light José J Gil1, Andreas Norrman2,3, Tero Setälä3 and Ari T Friberg31Department of Applied Physics, University of Zaragoza, Pedro Cerbuna 12, 50009 Zaragoza,…

Asian Journal of Physics Vol. 30 Nos 8 & 9 (2021) 1295-1305 Design considerations for multimodal optical vortex beams J Jahns and S Supp Abstract Design considerations for complex vortex beams are presented. After reviewing the basics of optical vortices,…

Asian Journal of Physics Vol. 30 Nos 8 & 9 (2021) 1289-1294 Neutron waveguides: a proposal for slow neutrons confinement and applications in neutron optics Ignacio Molina de la Peña1, Maria L Calvo1 and Ramón F Alvarez-Estrada2 Abstract We describe…

Asian Journal of Physics Vol. 30 Nos 8 & 9 (2021) 1283-1288 Controlling the topological charge of superposition of Bessel-Gaussian beamsV V Kotlyar, A А Kovalev and A G Nalimov Abstract We show that by continuously varying the amplitude of…

Asian Journal of Physics Vol. 30 Nos 8 & 9 (2021) 1277-1282 Tunable focalizers as nonconventional phase filtersCristina M Gómez-Sarabia1, Ángel Sauceda-Carvajal2 and Jorge Ojeda-Castañeda3 Abstract We disclose the use of tunable focusing elements as phase-only spatial filters for designing…

Asian Journal of Physics Vol. 30 Nos 8 & 9 (2021) 1243-1252 Stable and unstable structured vortex beams, their energy flows and accompanying vortex spectraA Volyar1, E Abramochkin2, E Razueva2, Ya Akimova1, M Bretsko1 and Yu Egorov1 Abstract The problem…

Asian Journal of Physics Vol. 30 Nos 8 & 9 (2021) 1243-1252 Optimizing sampling and padding at the pupil plane for light propagation simulations based in Fourier transforms for wavefront codingNirmal Mazumder1, Ishita Chakraborty1, Sintu Rongpipi2, Indira G1, Esther W…

Asian Journal of Physics Vol. 30 Nos 8 & 9 (2021) 1235-1242 Optimizing sampling and padding at the pupil plane for light propagation simulations based in Fourier transforms for wavefront codingE Acosta1, E González Amador1 and J Arines2 Abstract Wavefront…

Asian Journal of Physics Vol. 30 Nos 8 & 9 (2021) 1225-1234 Paraxial sharp-edge boundary diffraction wave theory: A reviewRiccardo Borghi Abstract A review of the “genuinely” paraxial version of the classical Boundary Diffraction Wave theory I developed during the…