Two-photon absorption in layered transition metal dichalcogenides

2018 ◽  
Author(s):  
Jun Wang ◽  
Ningning Dong ◽  
Saifeng Zhang ◽  
Yuanxin Li
Keyword(s):  
Transition Metal ◽  
Transition Metal Dichalcogenides ◽  
Photon Absorption ◽  
Two Photon Absorption ◽  
Two Photon ◽  
Metal Dichalcogenides ◽  
Layered Transition Metal

Saturation of Two-Photon Absorption in Layered Transition Metal Dichalcogenides: Experiment and Theory

ACS Photonics ◽  
2018 ◽  
Vol 5 (4) ◽  
pp. 1558-1565 ◽  
Author(s):  
Ningning Dong ◽  
Yuanxin Li ◽  
Saifeng Zhang ◽  
Niall McEvoy ◽  
Riley Gatensby ◽  
...  
Keyword(s):  
Transition Metal ◽  
Transition Metal Dichalcogenides ◽  
Photon Absorption ◽  
Two Photon Absorption ◽  
Two Photon ◽  
Metal Dichalcogenides ◽  
Layered Transition Metal

scholarly journals Frontiers in Optics Washington Sept 2019 BiOBr JTu4A.37

2020 ◽  
Author(s):  
David Moss
Keyword(s):  
Transition Metal ◽  
2D Materials ◽  
Transition Metal Dichalcogenides ◽  
Photon Absorption ◽  
Two Photon Absorption ◽  
Two Photon ◽  
Order Of Magnitude ◽  
Metal Dichalcogenides

We observe extremely high two photon absorption (TPA) of BiOBr nanoflakes using the Z-scan technique. We report a TPA coefficient as high as ~ 6.697 × 10-7 m/W – more than an order of magnitude larger than that of other 2D materials such as graphene and transition metal dichalcogenides.

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