Nonlinear optical properties of near-infrared region Ag2S quantum dots pumped by nanosecond laser pulses.

Li-Wei Liu, Si-Yi Hu, Yin-Ping Dou, Tian-Hang Liu, Jing-Quan Lin, Yue Wang

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Article in Beilstein journal of nanotechnology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

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3citing papers in PubMed

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3 · Its place in the literature

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3 citing papers in PubMed.

Low-Temperature Predicted Structures of AgNanomaterials (Basel, Switzerland) · 2023
Article
Polymorphic Phase Transformations in Nanocrystalline AgNanomaterials (Basel, Switzerland) · 2022
Article
Synthesis of AgRSC advances · 2020
Article

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6 authors.

Li-Wei LiuSchool of Science, Changchun University of Science and Technology, Changchun, Jilin, 130022, China ; International Joint Research Center for Nanophotonics and Biophotonics, Changchun, Jilin, 130022, China.

Si-Yi HuSchool of Science, Changchun University of Science and Technology, Changchun, Jilin, 130022, China ; International Joint Research Center for Nanophotonics and Biophotonics, Changchun, Jilin, 130022, China.

Yin-Ping DouSchool of Science, Changchun University of Science and Technology, Changchun, Jilin, 130022, China.

Tian-Hang LiuSchool of Science, Changchun University of Science and Technology, Changchun, Jilin, 130022, China.

Jing-Quan LinSchool of Science, Changchun University of Science and Technology, Changchun, Jilin, 130022, China.

Yue WangSchool of Science, Changchun University of Science and Technology, Changchun, Jilin, 130022, China ; International Joint Research Center for Nanophotonics and Biophotonics, Changchun, Jilin, 130022, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This study investigates near-infrared region Ag2S quantum dots (QDs) and their nonlinear optical response under 532 nm nanosecond laser pulses. Our experimental result shows that nonlinear transmission is reduced from 0.084 to 0.04. The observed narrowing behavior of the output pulse width shows superior optical limiting. We discuss the physical mechanisms responsible for the nonlinear optical response of the QDs. The average size of the nanocrystals was 5.5 nm. Our results suggest the possibility of using these Ag2S QDs for photoelectric, biosensor, optical ranging, and self-adaptive technologies.

Indexed as

nonlinear opticsquantum dotssilver sulfide (Ag2S)strong absorption

Identifiers

PMID26425430

DOI10.3762/bjnano.6.182

PMCPMC4578410

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