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View article: Van der Waals heteroepitaxy of air stable quasi-free standing silicene layers on CVD epitaxial graphene/6H-SiC
Van der Waals heteroepitaxy of air stable quasi-free standing silicene layers on CVD epitaxial graphene/6H-SiC Open
Graphene, consisting of an inert, thermally stable material with an atomically flat, dangling bond-free surface is by essence an ideal template layer for van der Waals heteroepitaxy of two-dimensional materials such as silicene. However, d…
View article: Silicene nanosheets intercalated in slightly defected epitaxial graphene on a 4H-SiC (0001) substrate
Silicene nanosheets intercalated in slightly defected epitaxial graphene on a 4H-SiC (0001) substrate Open
In the last years, epitaxial graphene (epi-Gr) demonstrated to be an excellent substrate for the epitaxial or intercalated synthesis of two dimensional (2D) materials. Among 2D materials, silicene has been for a long time a dream for the s…
View article: Nanometric Moiré Stripes on the Surface of Bi<sub>2</sub>Se<sub>3</sub> Topological Insulator
Nanometric Moiré Stripes on the Surface of Bi<sub>2</sub>Se<sub>3</sub> Topological Insulator Open
Mismatch between adjacent atomic layers in low-dimensional materials, generating moiré patterns, has recently emerged as a suitable method to tune electronic properties by inducing strong electron correlations and generating novel phenomen…
View article: Van der Waals heteroepitaxy of air stable quasi-free standing silicene layers on CVD epitaxial graphene/6H-SiC
Van der Waals heteroepitaxy of air stable quasi-free standing silicene layers on CVD epitaxial graphene/6H-SiC Open
Graphene, consisting of an inert, thermally stable material with an atomically flat, dangling bond-free surface is by essence an ideal template layer for van der Waals heteroepitaxy of two-dimensional materials such as silicene. However, d…
View article: Hydrogen-Mediated CVD Epitaxy of Graphene on SiC: Implications for Microelectronic Applications
Hydrogen-Mediated CVD Epitaxy of Graphene on SiC: Implications for Microelectronic Applications Open
Despite the large body of literature reporting on the growth of graphene (Gr) on 6H−SiC(0001) by chemical vapor deposition (CVD), some important issues have not yet been solved, and full-wafer-scale epitaxy of Gr remains challenging, hampe…
View article: Hydrogen-mediated CVD epitaxy of Graphene on SiC: growth mechanism and atomic configuration
Hydrogen-mediated CVD epitaxy of Graphene on SiC: growth mechanism and atomic configuration Open
Despite the large literature focused on the growth of graphene (Gr) on 6H-SiC(0001) by chemical vapour deposition (CVD), some important issues have not been solved and full wafer scale epitaxy of Gr remains challenging, hampering applicati…
View article: Carbon Nanotube Film/Silicon Heterojunction Photodetector for New Cutting-Edge Technological Devices
Carbon Nanotube Film/Silicon Heterojunction Photodetector for New Cutting-Edge Technological Devices Open
Photodetector (PD) devices based on carbon nanotube/n-silicon heterojunction (NSH) have been realized, with a linear response in a large optical power range, proving competitive performances with respect to a recent nanostructure-based det…
View article: Gas Sensing with Solar Cells: The Case of NH3 Detection through Nanocarbon/Silicon Hybrid Heterojunctions
Gas Sensing with Solar Cells: The Case of NH3 Detection through Nanocarbon/Silicon Hybrid Heterojunctions Open
Photovoltaic (PV) cells based on single-walled carbon nanotube (SWCNT)/silicon (Si) and multiwalled carbon nanotube (MWCNT)/Si junctions were tested under exposure to NH3 in the 0–21 ppm concentration range. The PV cell parameters remarkab…
View article: Functional rewiring across spinal injuries via biomimetic nanofiber scaffolds
Functional rewiring across spinal injuries via biomimetic nanofiber scaffolds Open
Significance Nanotechnology and neurobiology combined efforts might succeed in the design of hybrid microsystems that, once functionally integrated into the nervous tissue, might help in healing the injured spinal cord. A substantial chall…
View article: The potentially crucial role of quasi-particle interferences for the growth of silicene on graphite
The potentially crucial role of quasi-particle interferences for the growth of silicene on graphite Open
A comprehensive picture of the initial stages of silicene growth on graphite is drawn. Evidence is shown that quasiparticle interferences play a crucial role in the formation of the observed silicene configurations. We propose, on one hand…
View article: Group-IV 2D materials beyond graphene on nonmetal substrates: Challenges, recent progress, and future perspectives
Group-IV 2D materials beyond graphene on nonmetal substrates: Challenges, recent progress, and future perspectives Open
The family of two-dimensional materials has been expanding rapidly over the last few years. Within it, a special place is occupied by silicene, germanene, and stanene due to their inherent compatibility with the existing semiconductor tech…
View article: Scanning tunneling microscopy and Raman evidence of silicene nanosheets intercalated into graphite surfaces at room temperature
Scanning tunneling microscopy and Raman evidence of silicene nanosheets intercalated into graphite surfaces at room temperature Open
(a) STM image of a graphite (G) substrate after the Si deposition at RT. (b) Stable configuration of a silicene nanosheet intercalated under the outmost G layer and (c) this outmost G layer distribution of the tensile strain.
View article: Chemical Vapor Deposition: Influence of Iron Catalyst in the Carbon Spheres Synthesis for Energy and Electrochemical Applications (Adv. Mater. Interfaces 16/2018)
Chemical Vapor Deposition: Influence of Iron Catalyst in the Carbon Spheres Synthesis for Energy and Electrochemical Applications (Adv. Mater. Interfaces 16/2018) Open
Carbon spheres of nanometric dimension obtained from a targeted chemical vapor deposition synthesis process show a curvature shape similar to fullerenes, but with numerous graphitic rings that regulate the inside structure and the formatio…
View article: Carbon nanotube sponges as tunable materials for electromagnetic applications
Carbon nanotube sponges as tunable materials for electromagnetic applications Open
The microwave conductivity and permittivity of both single-walled and multi-walled carbon nanotube (SWCNT and MWCNT) sponges were measured while compressing the samples. Compression leads to a huge variation of the absorptance, reflectance…
View article: Raman investigation of air-stable silicene nanosheets on an inert graphite surface
Raman investigation of air-stable silicene nanosheets on an inert graphite surface Open
The fascinating properties of two dimensional (2D) crystals have gained increasing interest for many applications. The synthesis of a 2D silicon structure, namely silicene, is attracting great interest for possible development of next gene…
View article: Self-assembly of silicon nanowires studied by advanced transmission electron microscopy
Self-assembly of silicon nanowires studied by advanced transmission electron microscopy Open
Scanning transmission electron microscopy (STEM) was successfully applied to the analysis of silicon nanowires (SiNWs) that were self-assembled during an inductively coupled plasma (ICP) process. The ICP-synthesized SiNWs were found to pre…
View article: Coating ZnO nanoparticle films with DNA nanolayers for enhancing the electron extracting properties and performance of polymer solar cells
Coating ZnO nanoparticle films with DNA nanolayers for enhancing the electron extracting properties and performance of polymer solar cells Open
The performance of inverted polymer solar cells was improved significantly after deposition of ZnO nanoparticles together with a thin deoxyribonucleic acid nanolayer as a composite electron extraction layer (EEL).
View article: Growth Mechanisms of Inductively-Coupled Plasma Torch Synthesized Silicon Nanowires and their associated photoluminescence properties
Growth Mechanisms of Inductively-Coupled Plasma Torch Synthesized Silicon Nanowires and their associated photoluminescence properties Open
Ultra-thin Silicon Nanowires (SiNWs) were produced by means of an industrial inductively-coupled plasma (ICP) based process. Two families of SiNWs have been identified, namely long SiNWs (up to 2–3 micron in length) and shorter ones (~100 …
View article: Formation of Silicene Nanosheets on Graphite
Formation of Silicene Nanosheets on Graphite Open
The extraordinary properties of graphene have spurred huge interest in the experimental realization of a two-dimensional honeycomb lattice of silicon, namely, silicene. However, its synthesis on supporting substrates remains a challenging …
View article: 3D meshes of carbon nanotubes guide functional reconnection of segregated spinal explants
3D meshes of carbon nanotubes guide functional reconnection of segregated spinal explants Open
Three-dimensional carbon nanotube frameworks favor spinal cord explant rewiring of motor outputs.