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Since these applications are attracting rising interest across a wide range of disciplines , from the biological sciences , device engineering , and materials processing fields as well as the physics and synthetic chemistry communities , we have endeavoured to make the review of these narrow bandgap nanomaterials both comprehensive and accessible to newcomers to the area .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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