Science and metrology of defects in graphene using Raman spectroscopy

LG Cançado, VP Monken, JLE Campos, JCC Santos… - Carbon, 2024 - Elsevier
This article offers a historical account of the evolution of defect metrology in graphene
through Raman spectroscopy over the past five decades. The application of Raman …

Tip-enhanced Raman scattering

C Höppener, J Aizpurua, H Chen, S Gräfe… - Nature Reviews …, 2024 - nature.com
Tip-enhanced Raman scattering (TERS) is one of the few methods to access the molecular
composition and structure of surfaces with extreme lateral and depth resolution, down to the …

Spatially coherent tip-enhanced Raman spectroscopy measurements of electron–phonon interaction in a graphene device

RB Nadas, AC Gadelha, TC Barbosa, C Rabelo… - Nano Letters, 2023 - ACS Publications
Coherence length (L c) of the Raman scattering process in graphene as a function of Fermi
energy is obtained with spatially coherent tip-enhanced Raman spectroscopy. L c decreases …

Photoluminescence emission and Raman enhancement in TERS: an experimental and analytic revisiting

YT Chen, Q Liu, F Schneider, M Brecht, AJ Meixner… - …, 2024 - degruyter.com
An analytic model is used to calculate the Raman and fluorescence enhancement of a
molecule in between two closely spaced gold nanospheres. Instead of using the …

Nano-Raman spectroscopy of 2D materials

A Jorio, R Nadas, AG Pereira, C Rabelo… - 2D …, 2024 - iopscience.iop.org
The use of nano-Raman spectroscopy to study two-dimensional (2D) systems is presented
here. The nano (tip-enhanced) Raman spectroscopy technique is briefly introduced …

[PDF][PDF] 2D Materials

A Jorio, R Nadas, AG Pereira, C Rabelo, AC Gadelha… - 2024 - lilith.fisica.ufmg.br
The use of nano-Raman spectroscopy to study two-dimensional (2D) systems is presented
here. The nano (tip-enhanced) Raman spectroscopy technique is briefly introduced …

Tip‐Enhanced Raman Spectroscopy Coherence Length of 2D Materials: An Application to Graphene

R Nadas, R Correa, LG Cançado, A Jorio - physica status solidi (b) - Wiley Online Library
Herein, a protocol is presented for determining the tip‐enhanced Raman spectroscopy
(TERS) coherence length (Lc) of the two main Raman bands of graphene. This method …

Uma contribuição à descrição teórica do espalhamento Raman de campo-próximo

BC Públio - 2022 - repositorio.ufmg.br
O processo de espalhamento em espectroscopia Raman–TERS, do inglês tip-enhanced
Raman spectroscopy–pode ocorrer em distintas maneiras, dependendo do número de …