Journal ArticleDOI
Optical characterization of graphene-f-o-phenylenediamine and charge transfer interaction with organic dyes
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TLDR
In this article, the authors synthesized and characterized the o-phenylenediamine doped graphene (G-f-OPD) to study the charge transfer with a standard laser dye rhodamine 6G (R6G).About:
This article is published in Carbon.The article was published on 2020-09-30. It has received 6 citations till now. The article focuses on the topics: Graphene & Rhodamine 6G.read more
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Photonic crystal for graphene plasmons
Lin Xiong,Carlos Forsythe,Alexander McLeod,Minwoo Jung,Sai Sunku,Guangxin Ni,Song Liu,Michael M. Fogler,James H. Edgar,Gennady Shvets,Cory Dean,Dimitri Basov +11 more
TL;DR: The authors combine nanostructured back-gate insulators with a continuous layer of graphene to demonstrate an electrically tunable two-dimensional photonic crystal suitable for controlling the propagation of surface plasmon polaritons.
Journal ArticleDOI
Probing heteroatoms co-doped graphene quantum dots for energy transfer and 2-photon assisted applications
Vijay Kumar Sagar,Eric C. Holland,Soumyodeep Dey,Shubhayan Bhattacharya,Pooria Lesani,Yogambha Ramaswamy,Gurvinder Singh,Hala Zreiqat,Prem B. Bisht +8 more
TL;DR: In this paper, the authors have synthesized the long wavelength emitting heteroatoms (nitrogen (N) and sulfur (S)) co-doped graphene quantum dots (NS-GQD) via hydrothermal route.
Journal ArticleDOI
Probing heteroatoms co-doped graphene quantum dots for energy transfer and 2-photon assisted applications
TL;DR: In this article , the authors have synthesized the long wavelength emitting heteroatoms (nitrogen (N) and sulfur (S)) co-doped graphene quantum dots (NS-GQD) via hydrothermal route.
Selective Response Studies of Graphene Materials with Forensic Relevant Drugs Through Fluorescence Spectroscopy
Proceedings ArticleDOI
Heteroatoms co-doped graphene quantum dots for multi-photon imaging
TL;DR: In this paper , the spectral overlap between the absorption spectrum of rhodamine B and the PL spectrum of the NS-GQD indicates the feasibility of resonance energy transfer process and the capability of dual wavelength probe in the field of sensing and optical nano-thermometry.
References
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Journal ArticleDOI
The rise of graphene
TL;DR: Owing to its unusual electronic spectrum, graphene has led to the emergence of a new paradigm of 'relativistic' condensed-matter physics, where quantum relativistic phenomena can now be mimicked and tested in table-top experiments.
Journal ArticleDOI
Sensitive measurement of optical nonlinearities using a single beam
TL;DR: In this paper, a single-beam technique for measuring both the nonlinear refractive index and nonlinear absorption coefficient for a wide variety of materials is reported, including a comprehensive theoretical analysis.
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Nitrogen-Doped Graphene and Its Application in Electrochemical Biosensing
TL;DR: A facile strategy to prepare N-doped graphene by using nitrogen plasma treatment of graphene synthesized via a chemical method is reported, which has displayed high electrocatalytic activity for reduction of hydrogen peroxide and fast direct electron transfer kinetics for glucose oxidase.
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Chemical doping of graphene
Hongtao Liu,Yunqi Liu,Daoben Zhu +2 more
TL;DR: In this paper, a summary of chemical doping of graphene aimed at tuning the electronic properties of graphene is presented, which will be beneficial to designing high performance electronic devices based on chemically doped graphene.
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Tuning the graphene work function by electric field effect.
TL;DR: In this paper, a variation of the work function for single and bilayer graphene devices measured by scanning Kelvin probe microscopy (SKPM) is reported, by using the electric field effect, which can be adjusted as the gate voltage tunes the Fermi level across the charge neutrality point.