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The number of review articles related to g-CN containing the words “graphitic carbon nitride or g-C3N4 or g-CN” in the title and the word “review” in the abstract (TI) or the words “graphitic carbon nitride or g-C3N4 or g-CN and review” in the abstract (AB) (Source: Web of Science (https://www.webofscience.com/wos/woscc/basic-search), accessed on 25 July 2021).
