Efficient two-photon absorption of CdSe-CdS/ZnS core-multishell quantum dots under the excitation of near-infrared femtosecond pulsed laser

Laser Physics ◽  
2009 ◽  
Vol 19 (9) ◽  
pp. 1886-1890 ◽  
Author(s):  
Y. Liu ◽  
P. Chen ◽  
Z.-H. Wang ◽  
F. Bian ◽  
L. Lin ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Near Infrared ◽  
Pulsed Laser ◽  
Photon Absorption ◽  
Two Photon Absorption ◽  
Two Photon ◽  
Femtosecond Pulsed Laser

Plasmon–exciton interaction strongly increases the efficiency of a quantum dot–based near-infrared photodetector operating in the two-photon absorption mode under normal conditions.

Nanoscale ◽  
2021 ◽  
Author(s):  
Victor A. Krivenkov ◽  
Pavel Samokhvalov ◽  
Ivan Vasil’evskii ◽  
Nikolai Kargin ◽  
Igor Nabiev
Keyword(s):  
Quantum Dots ◽  
Quantum Dot ◽  
Near Infrared ◽  
Semiconductor Quantum Dots ◽  
Photon Absorption ◽  
Bandgap Energy ◽  
Infrared Photodetector ◽  
Two Photon Absorption ◽  
Two Photon ◽  
Absorption Mode

Semiconductor quantum dots (QDs) are known for their high two-photon absorption (TPA) capacity. This allows them to efficiently absorb infrared photons with energies lower than the bandgap energy. Moreover, TPA...

Two-photon absorption and efficient encapsulation of near-infrared-emitting CdSe Te1− quantum dots

2015 ◽  
Vol 456 ◽  
pp. 93-97 ◽  
Author(s):  
Janusz Szeremeta ◽  
Lukasz Lamch ◽  
Dominika Wawrzynczyk ◽  
Kazimiera A. Wilk ◽  
Marek Samoc ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Near Infrared ◽  
Photon Absorption ◽  
Two Photon Absorption ◽  
Two Photon

Near-infrared two-photon absorption upconversion of PbS/CdS quantum dots prepared by cation exchange method

2021 ◽  
Vol 140 ◽  
pp. 111298
Author(s):  
Li Cheng ◽  
Yao Cheng ◽  
Ju Xu ◽  
Hang Lin ◽  
Yuansheng Wang
Keyword(s):  
Quantum Dots ◽  
Cation Exchange ◽  
Near Infrared ◽  
Photon Absorption ◽  
Cds Quantum Dots ◽  
Exchange Method ◽  
Two Photon Absorption ◽  
Two Photon

scholarly journals Efficient Photoluminescence of Mn2+-Doped ZnS Quantum Dots Excited by Two-Photon Absorption in Near-Infrared Window II

2013 ◽  
Vol 117 (40) ◽  
pp. 20905-20911 ◽  
Author(s):  
Radhu Subha ◽  
Venkatram Nalla ◽  
Jung Ho Yu ◽  
Samuel Woojoo Jun ◽  
Kwangsoo Shin ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Near Infrared ◽  
Photon Absorption ◽  
Two Photon Absorption ◽  
Two Photon ◽  
Infrared Window

scholarly journals Giant Two-photon Absorption in Circular Graphene Quantum Dots in Infrared Region

2016 ◽  
Vol 6 (1) ◽  
Author(s):  
Xiaobo Feng ◽  
Zhisong Li ◽  
Xin Li ◽  
Yingkai Liu
Keyword(s):  
Quantum Dots ◽  
Graphene Quantum Dots ◽  
Infrared Region ◽  
Photon Absorption ◽  
Two Photon Absorption ◽  
Two Photon

Two-photon-excited fluorescence from silicate glass containing tantalum ions pumped by a near-infrared femtosecond pulsed laser

2006 ◽  
Vol 31 (19) ◽  
pp. 2867 ◽  
Author(s):  
Xiangeng Meng ◽  
Katsuhisa Tanaka ◽  
Shunsuke Murai ◽  
Koji Fujita ◽  
Kiyotaka Miura ◽  
...  
Keyword(s):  
Silicate Glass ◽  
Near Infrared ◽  
Pulsed Laser ◽  
Two Photon ◽  
Femtosecond Pulsed Laser

Two-photon absorption spectra of a near-infrared 2-azaazulene polymethine dye: solvation and ground-state symmetry breaking

2013 ◽  
Vol 15 (20) ◽  
pp. 7666 ◽  
Author(s):  
Honghua Hu ◽  
Olga V. Przhonska ◽  
Francesca Terenziani ◽  
Anna Painelli ◽  
Dmitry Fishman ◽  
...  
Keyword(s):  
Symmetry Breaking ◽  
Absorption Spectra ◽  
Ground State ◽  
Near Infrared ◽  
Photon Absorption ◽  
Two Photon Absorption ◽  
Two Photon ◽  
Polymethine Dye

Gradual Carrier Filling Effect in “Green” InGaN/GaN Quantum Dots: Femtosecond Carrier Kinetics with Sequential Two-Photon Absorption

2021 ◽  
Author(s):  
Ankit Udai ◽  
Anthony Aiello ◽  
Tarni Aggarwal ◽  
Dipankar Saha ◽  
Pallab Bhattacharya
Keyword(s):  
Quantum Dots ◽  
Photon Absorption ◽  
Two Photon Absorption ◽  
Two Photon

scholarly journals Polyfluorenylacetylene for near-infrared laser protection: polymer synthesis, optical limiting mechanism and relationship between molecular structure and properties

RSC Advances ◽  
2017 ◽  
Vol 7 (85) ◽  
pp. 53785-53796 ◽  
Author(s):  
Gang Zhao ◽  
Yan Feng ◽  
Shanyi Guang ◽  
Hongyao Xu ◽  
Naibo Lin ◽  
...  
Keyword(s):  
Molecular Structure ◽  
Near Infrared ◽  
Optical Limiting ◽  
High Thermal Stability ◽  
Photon Absorption ◽  
Structure And Properties ◽  
Absorption Mechanism ◽  
Two Photon Absorption ◽  
Two Photon ◽  
Good Solubility

The incorporation of styryl/stilbene–fluorene into polyacetylenes not only endowed the polymers with novel near-infrared optical limiting properties based on a two-photon absorption mechanism but good solubility and high thermal stability.

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