Chiral photonic crystal fiber
WebSep 9, 2013 · Abstract: This paper propose a highly birefringent and circular polarization-maintaining chiral photonic crystal fiber with squeezed air holes and triangular-lattice. By a chiral plane-wave expansion method, the modal birefringence and polarization of the fundamental modes are studied. The calculated results show that the feeble squeezing … WebJun 23, 2024 · This study proposes a hybrid structure for a one-dimensional (1D) photonic crystal (PC) comprising a tristable cholesteric liquid crystal (CLC) as the defect layer. The CLC exhibits three optically stable states: the Grandjean planar (P), focal conic (FC), and uniform lying helix (ULH) configurations. Specifically, the reflection band of the CLC is …
Chiral photonic crystal fiber
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WebA photonic crystal is an optical nanostructure in which the refractive index changes periodically. This affects the propagation of light in the same way that the structure of natural crystals gives rise to X-ray diffraction and that the atomic lattices (crystal structure) of semiconductors affect their conductivity of electrons.Photonic crystals occur in nature in … WebOct 21, 2024 · Photonic crystal fibers (PCFs) which can transmit orbital angular momentum (OAM) modes are attractive to optical communication due to the large capacity and flexible structure. Herein, a method is proposed to optimize a simple fiber structure by changing the thickness of the annular area. The changes in the effective index, effective …
WebPhotonic liquid crystal fibers (PLCFs) define a new class of optical waveguides that combines unique properties of microstructured photonic crystal fibers and liquid crystals. Current progress of research in the field of PLCFs means that a new class of emerging photonics devices can be expected, i.e. tunable attenuators, tunable broad-band filters, … WebJul 9, 2024 · Tumbling and anomalous alignment of optically levitated anisotropic microparticles in chiral hollow-core photonic crystal fiber Sci Adv. 2024 Jul 9 ... The circularly polarized light causes the anisotropic particles to spin about the fiber axis, while, regulated by minimization of free energy, dipole forces tend to align the extraordinary ...
WebOptical fiber modes carrying orbital angular momentum (OAM) have many applications, for example in mode-division-multiplexing for optical communications. The natural guided … WebMar 6, 2024 · The junction exhibits a chiral character, where we can recognize two continuous interfaces between the expanded and shrunken lattice unit cells that do not cross. ... resist, AR-P 6209, was spin-coated on top of the waferchips to form a 250-nm-thick resist layer. The photonic crystal designs were patterned in the resist using e-beam …
Web10.1016/j.optcom.2024.125755 downloaded on 2024-05-302024-05-30
WebDec 1, 2015 · Abstract. Chiral photonic crystal fiber (PCF) with a solid core is numerically investigated by a modified chiral plane-wave expansion method. The effects of structural parameters and chirality strength are analyzed on single-polarization single-mode range and polarization states of guided modes. The simulation demonstrates that the chiral ... dave asprey mold sprayWeb學年度. 著作. 著作人. 111: Yu-Ming Huang, Li-Min Chang, Chun-Ta Wang*, “Electrically induced bistable switching of stop band in chiral nematic photonic crystal,” Journal of Molecular Liquids 365, 120133 (2024). 王俊達. 111: Yi-Te Chuang and Chun-Ta Wang*, “Optically imprinted polarization gratings with a twisted nematic liquid crystal as a … dave asprey mthfrWebMar 18, 2024 · The unique ring-shaped intensity patterns and helical phase fronts of optical vortices make them useful in many applications. Here we report for the first time, to the best of our knowledge, efficient Raman frequency conversion between vortex modes in a twisted hydrogen-filled single-ring hollow core photonic crystal fiber (SR-PCF). High-fidelity … black and gold adidas trainersWebDec 1, 2015 · Chiral photonic crystal fiber (PCF) with a solid core is numerically investigated by a modified chiral plane-wave expansion method. The effects of structural … black and gold adidas tracksuit mensWebJan 1, 2024 · To relieve the error, chiral dual-core photonic crystal fiber (DC-PCF) is investigated as a kind of an efficient circular polarization beam splitter by using the chiral … dave asprey mold testingWebAug 28, 2013 · We employ Monte Carlo simulations in a specialized isothermal-isobaric and in the grand canonical ensemble to study structure formation in chiral liquid crystals as a function of molecular chirality. Our model potential consists of a simple Lennard-Jones potential, where the attractive contribution has been modified to represent the orientation … black and gold adidas t shirtWebThe effect of dielectric chirality on the polarization states and mode indices of guided modes in photonic crystal fiber (PCF) is investigated by a modified plane-wave expansion … black and gold adidas trainers womens