Unveiling bonding states and roles of edges in nitrogen-doped graphene nanoribbon by X-ray photoelectron spectroscopy
Y Yamada, H Tanaka, S Kubo, S Sato - Carbon, 2021 - Elsevier
X-ray photoelectron spectroscopy (XPS) is among the most utilized analytical methods for
nitrogen-doped carbon materials. Clarifying the assignments of nitrogen-doped carbon …
nitrogen-doped carbon materials. Clarifying the assignments of nitrogen-doped carbon …
Carbonization mechanisms of polyimide: Methodology to analyze carbon materials with nitrogen, oxygen, pentagons, and heptagons
Carbonization process of pyromellitic dianhydride (PMDA)-4, 4′-diaminodiphenyl ether
(ODA)-type polyimide has been studied for decades. However, various reaction …
(ODA)-type polyimide has been studied for decades. However, various reaction …
Origins of sp3C peaks in C1s X-ray Photoelectron Spectra of Carbon Materials
A Fujimoto, Y Yamada, M Koinuma, S Sato - Analytical chemistry, 2016 - ACS Publications
X-ray photoelectron spectroscopy (XPS) is among the most powerful techniques to analyze
defective structures of carbon materials such as graphene and activated carbon. However …
defective structures of carbon materials such as graphene and activated carbon. However …
Origins of peaks of graphitic and pyrrolic nitrogen in N1s X-ray photoelectron spectra of carbon materials: quaternary nitrogen, tertiary amine, or secondary amine?
X-ray photoelectron spectroscopy (XPS) is among the most powerful techniques to analyse
structures of nitrogen-doped carbon materials. However, reported assignments of (1) …
structures of nitrogen-doped carbon materials. However, reported assignments of (1) …
A comparative study on defect estimation using XPS and Raman spectroscopy in few layer nanographitic structures
Defects in planar and vertically oriented nanographitic structures (NGSs) synthesized by
plasma enhanced chemical vapor deposition (PECVD) have been investigated using …
plasma enhanced chemical vapor deposition (PECVD) have been investigated using …
Distinguishing zigzag and armchair edges on graphene nanoribbons by X-ray photoelectron and Raman spectroscopies
Graphene nanoribbons (GNRs) have recently emerged as alternative 2D semiconductors
owing to their fascinating electronic properties that include tunable band gaps and high …
owing to their fascinating electronic properties that include tunable band gaps and high …
Analyses of oxidation process for isotropic pitch-based carbon fibers using model compounds
T Senda, Y Yamada, M Morimoto, N Nono, T Sogabe… - Carbon, 2019 - Elsevier
Isotropic pitch-based carbon fiber has been utilized for various applications such as thermal
insulation materials for high-temperature furnace and additives for slide member, but the …
insulation materials for high-temperature furnace and additives for slide member, but the …
Carbon materials with high pentagon density
Pentagons in carbon materials have attracted attentions because of the potential high
chemical reactivity, band gap control, and electrochemical activity. However, it is challenging …
chemical reactivity, band gap control, and electrochemical activity. However, it is challenging …
Synthesis of ordered carbonaceous frameworks from organic crystals
H Nishihara, T Hirota, K Matsuura, M Ohwada… - Nature …, 2017 - nature.com
Despite recent advances in the carbonization of organic crystalline solids like metal-organic
frameworks or supramolecular frameworks, it has been challenging to convert crystalline …
frameworks or supramolecular frameworks, it has been challenging to convert crystalline …
Toward strategical bottom-up synthesis of carbon materials with exceptionally high basal-nitrogen content: development of screening techniques
Selective doping of nitrogen-containing functional groups in the basal plane of carbon
materials is the most promising technique for enhancing performances and stability …
materials is the most promising technique for enhancing performances and stability …