Insights into the Oxidation Mechanism of sp2–sp3 Hybrid Carbon Materials: Preparation of a Water-Soluble 2D Porous Conductive Network and Detectable Molecule Separation

Langmuir ◽  
2017 ◽  
Vol 33 (4) ◽  
pp. 913-919 ◽  
Author(s):  
Siwei Yang ◽  
Yucheng Yang ◽  
Peng He ◽  
Gang Wang ◽  
Guqiao Ding ◽  
...  
Measurement ◽  
2021 ◽  
pp. 110369
Author(s):  
Achour TERBOUCHE ◽  
Soumeya BOULAHIA ◽  
Sarah MECERLI ◽  
Chafia AIT-RAMDANE-TERBOUCHE ◽  
Hakim BELKHALFA ◽  
...  

2020 ◽  
Vol 45 (55) ◽  
pp. 30767-30782
Author(s):  
S. Schaefer ◽  
A. Jeder ◽  
G. Sdanghi ◽  
P. Gadonneix ◽  
A. Abdedayem ◽  
...  

2021 ◽  
Vol 43 ◽  
pp. 102279
Author(s):  
Velma Beri Kimbi Yaah ◽  
Satu Ojala ◽  
Hamza Khallok ◽  
Tiina Laitinen ◽  
Sergio Botelho de Oliveira

Materials ◽  
2020 ◽  
Vol 13 (13) ◽  
pp. 2997
Author(s):  
Wojciech Zielinski ◽  
Piotr Kamedulski ◽  
Aleksander Smolarkiewicz-Wyczachowski ◽  
Malgorzata Skorupska ◽  
Jerzy P. Lukaszewicz ◽  
...  

The N-doped hybrid carbon materials containing amorphous carbon nanotubes (ACNTs) were obtained by free growth of a polymer at 200 °C. The improvement of electrical conductivity was achieved by a final carbonization at 600–800 °C under the flow of nitrogen. The microstructure of ACNT/N-doped hybrids was characterized using a transmission electron microscope and X-ray diffusion. Furthermore, their elemental composition was measured using energy-dispersive X-ray spectroscopy and an elemental analyzer. The experimental results indicated that the ACNTs had a diameter in the range of 40–60 nm and the N-doped carbon background contained nitrogen atoms in most bonded pyrrolic-N and quaternary-N groups. The results revealed that the microstructure of the as-grown nanotubes, prepared by the proposed method, is mainly amorphous. This technique introduces the advantages of low cost and process simplicity, which may redeem some drawbacks of the methods commonly used in ACNT synthesis.


Nanomaterials ◽  
2021 ◽  
Vol 11 (9) ◽  
pp. 2368
Author(s):  
Nikola Slepičková Slepičková Kasálková ◽  
Petr Slepička ◽  
Václav Švorčík

The versatility of the arrangement of C atoms with the formation of different allotropes and phases has led to the discovery of several new structures with unique properties. Carbon nanomaterials are currently very attractive nanomaterials due to their unique physical, chemical, and biological properties. One of these is the development of superconductivity, for example, in graphite intercalated superconductors, single-walled carbon nanotubes, B-doped diamond, etc. Not only various forms of carbon materials but also carbon-related materials have aroused extraordinary theoretical and experimental interest. Hybrid carbon materials are good candidates for high current densities at low applied electric fields due to their negative electron affinity. The right combination of two different nanostructures, CNF or carbon nanotubes and nanoparticles, has led to some very interesting sensors with applications in electrochemical biosensors, biomolecules, and pharmaceutical compounds. Carbon materials have a number of unique properties. In order to increase their potential application and applicability in different industries and under different conditions, they are often combined with other types of material (most often polymers or metals). The resulting composite materials have significantly improved properties.


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