Graphene-based materials exhibit remarkable electronic, optical, and mechanical
properties, which has resulted in both high scientific interest and huge potential for a variety …

In this article we review Raman studies of defects and dopants in graphene as well as the
importance of both for device applications. First a brief overview of Raman spectroscopy of …

Confocal Raman spectroscopy has emerged as a major, versatile workhorse for the non-
invasive characterization of graphene. Although it is successfully used to determine the …

Every few years, a new material with unique properties emerges and fascinates the scientific
community, typical recent examples being high‐temperature superconductors and carbon …

The recent discovery of graphene,, has led to many advances in two-dimensional physics
and devices,. The graphene devices fabricated so far have relied on SiO2 back gating …

Graphene has many unique properties that make it an ideal material for fundamental studies
as well as for potential applications. Here we review recent results on the Raman …

Many researchers have used nitrogen (N) as a dopant and/or N-containing functional
groups to enhance the capacitance of carbon electrodes of electrical double layer (EDL) …

Graphene has attracted a lot of interest for fundamental studies as well as for potential
applications. Till now, micromechanical cleavage (MC) of graphite has been used to …

Low-dimensional materials are of great interest to both theorists and experimentalists, owing
to their novel electronic properties which arise mainly because of a host of quantum …

The properties of pristine, free-standing graphene monolayers prepared by mechanical
exfoliation of graphite are investigated. The graphene monolayers, suspended over open …