Articles with "self phase" as a keyword



Impact of initial pulse characteristics on the mitigation of self-phase modulation by sinusoidally time varying phase

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Published in 2018 at "Optical and Quantum Electronics"

DOI: 10.1007/s11082-018-1319-1

Abstract: A simple and efficient approach to suppress undesirable self-phase modulation (SPM) of optical pulses propagating in fiber-optic systems is based on imposing a sinusoidal temporal phase modulation on the pulses to offset the chirp generated… read more here.

Keywords: modulation; initial pulse; phase modulation; impact initial ... See more keywords
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Nonlinear absorption and spatial self-phase modulation in Ag2Se colloidal nanocrystals

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Published in 2018 at "Materials Letters"

DOI: 10.1016/j.matlet.2017.11.130

Abstract: Abstract The third-order optical nonlinearities of Ag2Se nanocrystals were investigated by using Z-scan techniques. Large optical susceptibility χ(3) with the imaginary and real parts of 5.0 × 10−11 esu and −(3.0 ± 0.2) × 10−9 esu has been obtained under 1 mW laser excitation,… read more here.

Keywords: phase; nonlinear absorption; absorption spatial; phase modulation ... See more keywords

Optical limiting using spatial self-phase modulation in hot atomic sample

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Published in 2017 at "Optics and Laser Technology"

DOI: 10.1016/j.optlastec.2016.09.001

Abstract: Abstract In this work, we characterized the performance of optical limiting by self-phase modulation (SPM) in hot atomic vapor cell. The results indicated that the performance of the optical limiter is closely related to the… read more here.

Keywords: sample; hot atomic; phase modulation; optical limiting ... See more keywords

Effect of quintic nonlinearity on self-phase modulation and modulation instability in multiple coupled quantum wells under electromagnetically induced transparency

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Published in 2020 at "Results in physics"

DOI: 10.1016/j.rinp.2020.103090

Abstract: Abstract The self-phase modulation and modulation instability of an optical probe electromagnetic field in multiple quantum well systems under electromagnetically induced transparency has been investigated. The probe field experiences large Kerr and quintic nonlinearities that… read more here.

Keywords: modulation; nonlinearity; phase modulation; modulation modulation ... See more keywords
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Graphene Self-Phase-Lockers Formed around a Cu Wire Hub for Ring Resonators Incorporated into 57.8 Gigahertz Fiber Pulsed Lasers.

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Published in 2020 at "ACS nano"

DOI: 10.1021/acsnano.0c07355

Abstract: We demonstrate graphene-functionalized self-phase-locking of laser pulses for a dramatically elevated repetition rate by employing an intrinsic resonating structure in a fiber ring laser cavity, the modes thereby satisfying the phase-matching condition passively, through both… read more here.

Keywords: phase; laser; graphene; wire ... See more keywords

A Self-Phase Separated Electrolyte toward Durable and Rollover-Stable Zinc Metal Batteries.

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Published in 2025 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.4c15132

Abstract: Aqueous zinc (Zn) metal batteries (ZMBs) have received great attention due to their safety and environmental friendliness. Although aqueous electrolytes facilitate fast kinetics in metal oxide cathodes, their incompatibility with the Zn metal anodes triggers… read more here.

Keywords: metal batteries; self phase; zinc metal; metal ... See more keywords

All-optical switching based on spatial self-phase modulation of Ag/violet phosphorus heterojunctions.

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Published in 2024 at "Nanoscale"

DOI: 10.1039/d4nr03099k

Abstract: With the increasing demand for high-performance passive nonlinear photonic devices, significant progress has been made in spatial self-phase modulation (SSPM) based on 2D nanomaterials in all-optical switches, logic gates, and information converters in recent years.… read more here.

Keywords: spatial self; violet phosphorus; self phase; performance ... See more keywords

Enhanced self-phase modulation effect: an effective method of generating high average and peak power femtosecond laser pulses

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Published in 2019 at "Laser Physics Letters"

DOI: 10.1088/1612-202x/aaff49

Abstract: This work experimentally explores the important application of the enhanced self-phase modulation (SPM) effect for the generation of high average power and high peak power femtosecond laser pulses in an all-fiber mode-locked laser oscillator pumped… read more here.

Keywords: enhanced self; self phase; power; laser ... See more keywords

A Self-Phase Modulation Effect Temperature Sensor Based on Tapered Single-Mode Optical Fiber

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Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"

DOI: 10.1109/tim.2022.3217848

Abstract: Drawing on the effect of self-phase modulation (SPM), a novel fiber-based temperature sensor is presented in this work by using a polydimethylsiloxane (PDMS)-coated single-mode fiber (SMF) with a tapered structure. The tapering not only increases… read more here.

Keywords: sensitivity; effect; fiber; temperature ... See more keywords

Stability improvement of a dual-loop optoelectronic oscillator based on self-phase locking.

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Published in 2022 at "Applied optics"

DOI: 10.1364/ao.472806

Abstract: In this study, we experimentally demonstrate what we believe is a novel dual-loop optoelectronic oscillator (OEO) with a self-phase locking loop (SPLL). Using this feedback loop, the phase of the oscillating signal is locked to… read more here.

Keywords: phase locking; loop optoelectronic; dual loop; optoelectronic oscillator ... See more keywords

Identification of orbital angular momentum using atom-based spatial self-phase modulation.

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Published in 2023 at "Optics express"

DOI: 10.1364/oe.482116

Abstract: Optical vortex orbital angular momentum modes, namely the twists number of the light does in one wavelength, play a critical role in quantum-information coding, super-resolution imaging, and high-precision optical measurement. Here, we present the identification… read more here.

Keywords: self phase; orbital angular; spatial self; angular momentum ... See more keywords