On the use of Raman spectroscopy to characterize mass-produced graphene nanoplatelets

• Keith R. Paton,
• Konstantinos Despotelis,
• Naresh Kumar,
• Piers Turner and
• Andrew J. Pollard

Beilstein J. Nanotechnol. 2023, 14, 509–521, doi:10.3762/bjnano.14.42

• materials, either from large mechanically exfoliated flakes or CVD-grown materials. When measuring the Raman spectrum from aggregated few-layer graphene (FLG) powder, where many particles are probed in a single measurement, the Raman 2D peak still typically appears as a symmetric shape, although with lower

A few-layer graphene/chlorin e6 hybrid nanomaterial and its application in photodynamic therapy against Candida albicans

• Selene Acosta,
• Carlos Moreno-Aguilar,
• Dania Hernández-Sánchez,
• Beatriz Morales-Cruzado,
• Erick Sarmiento-Gomez,
• Carla Bittencourt,
• Luis Octavio Sánchez-Vargas and
• Mildred Quintana

Beilstein J. Nanotechnol. 2020, 11, 1054–1061, doi:10.3762/bjnano.11.90

• ; few-layer graphene (FLG); hybrid nanomaterial; photodynamic therapy (PDT); photosensitizer; Introduction The frequency of fungal infections has notably increased in the last decades; for instance, Candida albicans is now reported as the fourth cause of nosocomial septicemia in the United States [1

• , due to their excellent physical and chemical properties (e.g., high surface area, excellent thermal and electric conductivity, high mechanical strength)[19][20][21]. Examples of graphene nanomaterials include single-layer graphene, few-layer graphene (FLG), graphene oxide (GO), and the reduced form of

Graphene composites with dental and biomedical applicability

• Sharali Malik,
• Felicite M. Ruddock,
• Adam H. Dowling,
• Kevin Byrne,
• Wolfgang Schmitt,
• Ivan Khalakhan,
• Yoshihiro Nemoto,
• Hongxuan Guo,
• Lok Kumar Shrestha,
• Katsuhiko Ariga and
• Jonathan P. Hill

Beilstein J. Nanotechnol. 2018, 9, 801–808, doi:10.3762/bjnano.9.73

• -1, Tsukuba, Japan Department of Advanced Materials Science, Graduate School of Frontier Sciences, The University of Tokyo, 5-1-5 Kashiwanoha, Kashiwa, Chiba 277-8561, Japan 10.3762/bjnano.9.73 Abstract Pure graphene in the form of few-layer graphene (FLG) – 1 to 6 layers – is biocompatible and non

• ]. Therefore, in these tests glass-ionomers (GIs) prepared with poly(acrylic acid), a common dental polymer [8], were used with the addition of few-layer graphene (FLG). Graphene has the advantages of having a high fracture and mechanical strength, a large surface area, flexibility and is also biocompatible

• ) TEM overview of FLG and d) HRTEM detail of FLG showing a single layer. a) and b) AFM detail and profile of a multi-layer graphene (MLG) flake, ca. 10 graphene layers, c) and d) AFM detail and profile of a few-layer graphene (FLG) flake, ca. 1–6 graphene layers. a) GI composite after strength testing

Routes to rupture and folding of graphene on rough 6H-SiC(0001) and their identification

• M. Temmen,
• O. Ochedowski,
• B. Kleine Bussmann,
• M. Schleberger,
• M. Reichling and
• T. R. J. Bollmann

Beilstein J. Nanotechnol. 2013, 4, 625–631, doi:10.3762/bjnano.4.69

• few layer graphene (FLG) is highly attractive from an application point of view, due to its extraordinary electronic properties. In order to study its properties, we demonstrate and discuss three different routes to in situ create and identify (twisted) FLG. Single layer graphene (SLG) sheets

• point of view due to its angle-dependent electronic properties [4][5][6][7][8][9][10]. Twisted few layer graphene (FLG) exhibits electronic properties ranging from Dirac cones found for single layer graphene (SLG) for rotation angles over 15° where the layers are effectively decoupled, to a Fermi