A smart two-photon fluorescent platform based on desulfurization–cyclization: a phthalimide–rhodamine chemodosimeter for Hg2+ NIR emission at 746 nm and through-bond energy transfer

2017 ◽  
Vol 41 (22) ◽  
pp. 13495-13503 ◽  
Author(s):  
Shan-kun Yao ◽  
Ying Qian ◽  
Zheng-qing Qi ◽  
Chang-gui Lu ◽  
Yi-ping Cui
Keyword(s):  
Energy Transfer ◽  
Bond Energy ◽  
Near Infrared ◽  
Infrared Region ◽  
Two Photon ◽  
Nir Emission ◽  
Near Infrared Region ◽  
Fluorescent Chemodosimeter

In this work, a smart two-photon fluorescent platform based on desulfurization–cyclization was developed, in the construction of TBET-based fluorescent chemodosimeter CyRSN towards Hg2+ in near-infrared region at 746 nm.

Ligand Influence Versus Electronic Configuration of d-metal Ion in Determining the Fate of NIR Emission from LnIII Ions: A Case Study with CuII, NiII and ZnII Complexes.

2021 ◽  
Author(s):  
Abhineet Verma ◽  
Sk Saddam Hossain ◽  
Sailaja S Sunkari ◽  
Joseph Reibenspies ◽  
Satyen Saha
Keyword(s):  
Metal Ion ◽  
Selection Rule ◽  
Near Infrared ◽  
Electronic Configuration ◽  
Infrared Region ◽  
Direct Excitation ◽  
Characteristic Emission ◽  
Nir Emission ◽  
Near Infrared Region

Lanthanides (LnIII) are well known for their characteristic emission in the Near-Infrared Region (NIR). However, direct excitation of lanthanides is not feasible as described by Laporte’s parity selection rule. Here,...

A series of terpyridine-based zinc(ii) complexes assembled for third-order nonlinear optical responses in the near-infrared region and recognizing lipid membranes

2017 ◽  
Vol 5 (31) ◽  
pp. 6348-6355 ◽  
Author(s):  
Yiwen Tang ◽  
Ming Kong ◽  
Xiaohe Tian ◽  
Jinghang Wang ◽  
Qingyuan Xie ◽  
...  
Keyword(s):  
Lipid Membranes ◽  
Nonlinear Optical ◽  
Near Infrared ◽  
Infrared Region ◽  
Biological Imaging ◽  
Tissue Penetration ◽  
Third Order ◽  
Two Photon ◽  
Optical Responses ◽  
Near Infrared Region

Two-photon (TP) microscopy has advantages for biological imaging in that it allows deeper tissue-penetration and excellent resolution compared with one-photon (OP) microscopy.

Thiophene-based terpyridine and its zinc halide complexes: third-order nonlinear optical properties in the near-infrared region

2015 ◽  
Vol 44 (3) ◽  
pp. 1473-1482 ◽  
Author(s):  
Jingyun Tan ◽  
Rui Li ◽  
Dandan Li ◽  
Qiong Zhang ◽  
Shengli Li ◽  
...  
Keyword(s):  
Near Infrared ◽  
Free Ligand ◽  
Infrared Region ◽  
Photon Absorption ◽  
Absorption Property ◽  
Third Order ◽  
Two Photon Absorption ◽  
Two Photon ◽  
Halide Complexes ◽  
Near Infrared Region

The crystal structures of a thiophene-based terpyridine ligand and its four zinc halide complexes had been discussed. The open-aperture Z-scan results showed that LZnBr2 exhibits the best two-photon absorption property, which is greatly superior to that of the free ligand L.

Remarkable solid-state fluorescence change from the visible to the near-infrared region based on the protonation/deprotonation of an AIEgen

2020 ◽  
Vol 4 (11) ◽  
pp. 3378-3383
Author(s):  
Yangyang Li ◽  
Xian Wang ◽  
Lei Zhang ◽  
Luqi Liu ◽  
Qiusheng Wang ◽  
...  
Keyword(s):  
Solid State ◽  
Near Infrared ◽  
Infrared Region ◽  
Acid Base ◽  
Fluorescence Switch ◽  
Fluorescence Change ◽  
Nir Emission ◽  
Solid State Fluorescence ◽  
Near Infrared Region

An AIEgen exhibits a fluorescence switch between the visible and the NIR region upon acid/base stimuli, and accessible solid-state NIR emission.

Efficient two-photon absorption of bulk GaN in the near-infrared region

2003 ◽  
Vol 0 (7) ◽  
pp. 2627-2630
Author(s):  
Y. Toda ◽  
T. Matsubara ◽  
R. Morita ◽  
K. Hoshino ◽  
T. Someya ◽  
...  
Keyword(s):  
Near Infrared ◽  
Infrared Region ◽  
Photon Absorption ◽  
Two Photon Absorption ◽  
Two Photon ◽  
Bulk Gan ◽  
Near Infrared Region

scholarly journals Possible two-photon absorption in the near-infrared region observed by cavity ring-down spectroscopy

2020 ◽  
Vol 28 (26) ◽  
pp. 39128
Author(s):  
Lei Yang ◽  
Hong Lin ◽  
Mark Plimmer ◽  
Xiao-Juan Feng ◽  
Hong-Wei Chu ◽  
...  
Keyword(s):  
Near Infrared ◽  
Infrared Region ◽  
Photon Absorption ◽  
Cavity Ring Down Spectroscopy ◽  
Two Photon Absorption ◽  
Two Photon ◽  
Near Infrared Region ◽  
Cavity Ring Down

Er3+-to-Yb3+ and Pr3+-to-Yb3+ energy transfer for highly efficient near-infrared cryogenic optical temperature sensing

Nanoscale ◽  
2019 ◽  
Vol 11 (3) ◽  
pp. 833-837 ◽  
Author(s):  
Anna M. Kaczmarek ◽  
Mariusz K. Kaczmarek ◽  
Rik Van Deun
Keyword(s):  
Energy Transfer ◽  
Temperature Regime ◽  
High Performance ◽  
Cryogenic Temperature ◽  
Near Infrared ◽  
Infrared Region ◽  
Temperature Sensing ◽  
Highly Efficient ◽  
Near Infrared Region ◽  
Very High

Nanothermometers based on Er3+-to-Yb3+ and Pr3+-to-Yb3+ energy transfer show very high performance in the near-infrared region in the cryogenic temperature regime.

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