Nickel oxide/cobalt phthalocyanine nanocomposite for potential electronics applications Parambil Abdul Lathief Sheena, Aikkara Sreedevi, Chandra Viji and Varghese Thomas Eur. Phys. J. B, 92 1 (2019) 13 Published online: 16 January 2019 DOI: 10.1140/epjb/e2018-90280-8