Expression of concern: Photo-induced reduction of CO2 using a magnetically separable Ru-CoPc@TiO2@SiO2@Fe3O4 catalyst

Pawan Kumar1, R K Chauhan2, Bir Sain1

  • 1Chemical Sciences Division, CSIR-Indian Institute of Petroleum, Mohkampur, Dehradun-248005, India. suman@iip.res.in.

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