Dynamics of vortex propagation in wave fields: From order to disorder and beyond
Por:
Volke-Sepulveda, Karen, Ortega, Argelia Balbuena, Bucio-Pachecoa, Sebastian, Lopez-Huidobro, Santiago, Perez-Garcia, Laura, Arzola, Alejandro V., Huerta-Hernandez, Adrian, Seman, Jorge A., Dominguez-Castro, Alexis, Paredes, Rosario
Publicada:
1 ene 2019
Resumen:
It is well known that speckle fields exhibit a multitude of vortex-type phase dislocations with unitary topological charge and opposite helicities, such that the average angular momentum is null. We tackle this problem the other way around: What is the minimum vortex number embedded in a carrier beam to produce a disordered pattern and what are the necessary conditions in terms of their initial distribution and topological charges? When studying this problem, we found interesting dynamical behavior of vortices in propagation through a focal region where they are forced to interact, depending on the initial conditions, that in some cases resemble the behavior of a system of particles with an effective repulsive interaction. © 2019 SPIE.
Filiaciones:
Volke-Sepulveda, Karen:
Instituto de Física, Universidad Nacional Autónoma de México, Apdo. Postal 20-36401000, Mexico
Univ Nacl Autonoma Mexico, Inst Fis, Apdo Postal 20-364, Mexico City 01000, DF, Mexico
Ortega, Argelia Balbuena:
Instituto de Energías Renovables, Universidad Nacional Autónoma de México, Priv. Xochicalco S/N Temixco, Morelos, 62580, Mexico
Univ Nacl Autonoma Mexico, Inst Energias Renovables, Priv Xochicalco S-N, Temixco 62580, Morelos, Mexico
Bucio-Pachecoa, Sebastian:
Instituto de Física, Universidad Nacional Autónoma de México, Apdo. Postal 20-36401000, Mexico
Univ Nacl Autonoma Mexico, Inst Fis, Apdo Postal 20-364, Mexico City 01000, DF, Mexico
Lopez-Huidobro, Santiago:
Instituto de Física, Universidad Nacional Autónoma de México, Apdo. Postal 20-36401000, Mexico
Univ Nacl Autonoma Mexico, Inst Fis, Apdo Postal 20-364, Mexico City 01000, DF, Mexico
Perez-Garcia, Laura:
Instituto de Física, Universidad Nacional Autónoma de México, Apdo. Postal 20-36401000, Mexico
Univ Nacl Autonoma Mexico, Inst Fis, Apdo Postal 20-364, Mexico City 01000, DF, Mexico
Arzola, Alejandro V.:
Instituto de Física, Universidad Nacional Autónoma de México, Apdo. Postal 20-36401000, Mexico
Univ Nacl Autonoma Mexico, Inst Fis, Apdo Postal 20-364, Mexico City 01000, DF, Mexico
Huerta-Hernandez, Adrian:
Facultad de Física, Universidad Veracruzana, Circuito Gonzálo Aguirre Beltrán S/n Zona Universitaria, Xalapa, Veracruz, C.P. 91000, Mexico
Univ Veracruzana, Fac Fis, Circuito Gonzalo Aguirre Beltran S-N Zona Univ, Xalapa 91000, Veracruz, Mexico
Seman, Jorge A.:
Instituto de Física, Universidad Nacional Autónoma de México, Apdo. Postal 20-36401000, Mexico
Univ Nacl Autonoma Mexico, Inst Fis, Apdo Postal 20-364, Mexico City 01000, DF, Mexico
Dominguez-Castro, Alexis:
Instituto de Física, Universidad Nacional Autónoma de México, Apdo. Postal 20-36401000, Mexico
Univ Nacl Autonoma Mexico, Inst Fis, Apdo Postal 20-364, Mexico City 01000, DF, Mexico
Paredes, Rosario:
Instituto de Física, Universidad Nacional Autónoma de México, Apdo. Postal 20-36401000, Mexico
Univ Nacl Autonoma Mexico, Inst Fis, Apdo Postal 20-364, Mexico City 01000, DF, Mexico
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