Carbon-nitride-based core–shell nanomaterials: synthesis and applications
As a new type of photo-catalyst, graphitic carbon-nitride-based core–shell nanocomposites (nanomaterial@g-C 3 N 4 ) have shown promising prospect for various applications in the photo-catalysis and other related fields when compared to bare graphitic carbon nitride (g-C 3 N 4 ) due to their unique p...
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Published in | Journal of materials science. Materials in electronics Vol. 29; no. 23; pp. 20280 - 20301 |
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Main Authors | , , , |
Format | Journal Article |
Language | English |
Published |
New York
Springer US
01.12.2018
Springer Nature B.V |
Subjects | |
Online Access | Get full text |
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Summary: | As a new type of photo-catalyst, graphitic carbon-nitride-based core–shell nanocomposites (nanomaterial@g-C
3
N
4
) have shown promising prospect for various applications in the photo-catalysis and other related fields when compared to bare graphitic carbon nitride (g-C
3
N
4
) due to their unique physicochemical, optical and electrical properties resulting from the synergistic effect between core and shell, and also the protection of g-C
3
N
4
shell to inhabit the reaggregation, photo-corrosion, oxidation or dissolution of nanocore. In this review, we have systematically summarized the preparation of g-C
3
N
4
-
based composites, including physical adsorption, hydrothermal growth, thermal vapor condensation and the newly-developed precursor wrapping method according to recent researches. The advantages of g-C
3
N
4
-
based core–shell composites including their physicochemical properties, stability, optical and electronic properties are highlighted. Various applications are addressed, such as photo-catalytic hydrogen production from water splitting, photo-catalytic degradation of organic pollutants, photo-catalytic reduction of carbon dioxide, and photo-electric anti-corrosion. Various strategies for designing and constructing highly effective g-C
3
N
4
-based core–shell composites are also thoroughly proposed, including band-gap and lattice match, optimization of the preparation method of nanocomposites and nanocore characteristics. This review can provide new directions in exploring g-C
3
N
4
-based nanomaterials for the applications in photo-catalysis or related fields as well as novel fabrication methods. |
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ISSN: | 0957-4522 1573-482X |
DOI: | 10.1007/s10854-018-0162-2 |