There is a need to change the affiliation of co-author Piyush Kumar Gupta from 3,7 to 2,7 and the correct pin code of affiliation 2 is 201310. Also, the following text should be included in Fig. 1 legend “Courtesy: - Biohydrogen Lab, Indian Institute of Technology Kharagpur, West Bengal, India”. The original article has been corrected.
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