Zobrazeno 1 - 10
of 110
pro vyhledávání: '"Rui-Pin Chen"'
Publikováno v:
Photonics, Vol 11, Iss 7, p 606 (2024)
In this study, we demonstrate both theoretically and experimentally second harmonic generation (SHG) of a twisted vector vortex optical field (TVVOF) using a nonlinear type-II phase-matched β-BaB2O4 (BBO) crystal. Our study introduces a novel method
Externí odkaz:
https://doaj.org/article/81f51b68493f475cb13bfe7c034ade74
Publikováno v:
Photonics, Vol 11, Iss 4, p 345 (2024)
Based on the two-dimensional (2D) nonlinear Schrödinger equation, we investigate the collapse dynamics of a vector vortex optical field (VVOF) in nonlinear Kerr media with parity–time (PT)-symmetric modulation. The critical power for the collapse
Externí odkaz:
https://doaj.org/article/f903ac07249048fcbc49b14171ce013c
Publikováno v:
IEEE Photonics Journal, Vol 15, Iss 6, Pp 1-6 (2023)
Underwater target detection is an essential topic in the applications of underwater exploration. However, underwater target detection faces serious challenges, such as complex scattering, low visibility, and target clutter. Here a polarization-enhanc
Externí odkaz:
https://doaj.org/article/5dfa51b1163b4426aa63fc59d99216aa
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-7 (2022)
Abstract Complex vector modes represent a general state of light nonseparable in their spatial and polarization degrees of freedom, which have inspired a wide variety of novel applications and phenomena, such as their unexpected propagation behaviour
Externí odkaz:
https://doaj.org/article/c51661da08b5497c8e5bcd61e0defbfe
Publikováno v:
Photonics, Vol 10, Iss 10, p 1099 (2023)
This study investigates the influence of high-order twisting phases on polarization states and optical angular momentum of a vector light field with locally linear polarization and a hybrid state of polarization (SoP). The twisted vector optical fiel
Externí odkaz:
https://doaj.org/article/ed9dfe121cb4422f965f21a2eca06e71
Publikováno v:
IEEE Photonics Journal, Vol 14, Iss 6, Pp 1-6 (2022)
Application of deep-learning to polarization imaging technology for image restoration has led to many technological breakthroughs, especially in underwater image recovery and recognition. In this work, a four-input deep learning model with the Polari
Externí odkaz:
https://doaj.org/article/d95e190e50504a1bbb57ff4155714e34
Publikováno v:
Photonics, Vol 10, Iss 2, p 151 (2023)
We theoretically investigated the effect of a new type of twisting phase on the polarization dynamics and spin–orbital angular momentum conversion of tightly focused scalar and vector beams. It was found that the existence of twisting phases gives
Externí odkaz:
https://doaj.org/article/c231e1d5efc34c4c9fece7d0dd228f39
Publikováno v:
Photonics, Vol 9, Iss 10, p 722 (2022)
The effect of twisting phases on the polarization dynamics of a vector vortex beam with a spatially variant state of polarization (SoP) is investigated theoretically and experimentally. The twisted vector vortex optical field with the cross-phase mod
Externí odkaz:
https://doaj.org/article/622f47876b554da2980efd3f4aec7ed7
Publikováno v:
Photonics, Vol 9, Iss 10, p 737 (2022)
The manipulation of the polarization states of the light transmitted through a scattering medium has become an emerging field due to the novel fundamental physics interest and potential applications. Here, the manipulation of the polarization states
Externí odkaz:
https://doaj.org/article/b96023da82f24d269ba20ecc0fe3580b
Publikováno v:
IEEE Photonics Journal, Vol 11, Iss 2, Pp 1-10 (2019)
The evolution of a vector vortex optical field (VVOF) with a spiral phase and azimuthally-variant polarization distributions in the field cross-section in a strongly nonlocal nonlinear (SNN) medium is demonstrated. The dynamics of interplay between t
Externí odkaz:
https://doaj.org/article/e93770ef64dc48e78f38e58915b5e201