Polarization Modulation Reflection-Absorption Spectroscopy applied in ultrathin films of algal biomacromolecules may explain the mechanism associated to the removal of pollutant metals
Sign Up to like & getrecommendations! Published in 2017 at "Vibrational Spectroscopy"
DOI: 10.1016/j.vibspec.2017.04.008
Abstract: Abstract The current work investigates the action of extracts of exopolysaccharides and proteins (EPS) from the microalgae Cryptomonas tetrapirenoidosa immobilized on Langmuir-Blodgett films (LB) of the lipid dioctadecyldimethylammonium bromide (DODAB). The main objective of this… read more here.
Keywords: reflection absorption; polarization modulation; spectroscopy; absorption spectroscopy ... See more keywords
Optimal strategy for polarization modulation in the LSPE-SWIPE experiment
Sign Up to like & getrecommendations! Published in 2018 at "Astronomy and Astrophysics"
DOI: 10.1051/0004-6361/201730754
Abstract: Context. Cosmic microwave background (CMB) B-mode experiments are required to control systematic effects with an unprecedented level of accuracy. Polarization modulation by a half wave plate (HWP) is a powerful technique able to mitigate a… read more here.
Keywords: modulation; polarization; hwp; polarization modulation ... See more keywords
Experimental investigation of the polarization modulation instability and stimulated Raman scattering in a chalcogenide optical fiber
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Physics"
DOI: 10.1063/5.0022957
Abstract: In this work, a low-loss As2S5 optical fiber with 0.1 dB/m at 1545 nm was designed and fabricated, whose residual birefringence provided an opportunity for investigating the polarization modulation instability (PMI). Using a nanosecond laser operated at… read more here.
Keywords: pmi; stimulated raman; polarization modulation; fiber ... See more keywords
Photonic Generation of Linear-Frequency-Modulated Waveforms With Improved Time-Bandwidth Product Based on Polarization Modulation
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2017.2651902
Abstract: Polarization modulation of two phase-correlated, orthogonally polarized wavelengths by a parabolic waveform is a promising way to generate linear-frequency-modulated (LFM) signals, but the time-bandwidth product (TBWP) of the generated LFM signal is intrinsically limited by… read more here.
Keywords: modulation; frequency modulated; polarization modulation; polarization ... See more keywords
Compact Phase Detector for Optical-Microwave Synchronization Using Polarization Modulation
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2018.2837671
Abstract: We propose and demonstrate a compact optical-microwave phase detector taking advantage of polarization modulation. The proposed polarization modulator-based phase detector (PolM-PD) shows 460-attosecond residual timing jitter integrated from 1 Hz to 100 kHz when synchronizing an 8-GHz… read more here.
Keywords: phase; phase detector; polarization modulation; optical microwave ... See more keywords
Effects of Polarization Modulation Induced by Electro-Optic Modulators in Fiber-Based Setups
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Photonics Technology Letters"
DOI: 10.1109/lpt.2022.3142944
Abstract: Using the Jones formalism, it is shown that electro-optic modulators used for phase modulation generate a modulation of the output polarization induced by the difference of phase modulation depth along the crystallographic axes of the… read more here.
Keywords: optic modulators; effects polarization; modulation; electro optic ... See more keywords
Polarization modulation by means of tunable polarization gratings in an azobenzene side-chain liquid-crystalline polymer film.
Sign Up to like & getrecommendations! Published in 2018 at "Applied optics"
DOI: 10.1364/ao.57.003146
Abstract: Polarization modulation was achieved by means of a new type of grating recorded with two 532 nm beams at varying polarization angles in an azobenzene side-chain liquid-crystalline polymer film through light regulation instead of voltage control.… read more here.
Keywords: side chain; polarization modulation; polarization; liquid crystalline ... See more keywords
3D point scanning super-resolution microscopy via polarization modulation.
Sign Up to like & getrecommendations! Published in 2017 at "Optics letters"
DOI: 10.1364/ol.42.003734
Abstract: We report a new approach to achieving super-resolution in point-scanning microscopy through polarization modulation for the first time, to the best of our knowledge. By modulating linearly polarized incident light, the emission extent of fluorescent… read more here.
Keywords: resolution; microscopy; super resolution; polarization modulation ... See more keywords