Mirghni, Abdulmajid AbdallahOyedotun, Kabir OyeniranMahmoud, Badr Ahmed MohammedBello, AbdulhakeemRay, Sekhar C.Manyala, Ncholu I.2019-08-222019-10Mirghni, A.A., Oyedotun, K.O., Mahmoud, B.A. et al. 2019, 'Nickel-cobalt phosphate/graphene foam as enhanced electrode for hybrid supercapacitor', Composites Part B: Engineering, vol. 174, art. 106953, pp. 1-11.1359-8368 (print)1879-1069 (online)10.1016/j.compositesb.2019.106953http://hdl.handle.net/2263/71172Please read abstract in the article.en© 2019 Elsevier Ltd. All rights reserved. All rights reserved. Notice : this is the author’s version of a work that was accepted for publication in Composites Part B: Engineering. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. A definitive version was subsequently published in Composites Part B: Engineering, vol. 174, pp. 1-11, 2019, doi : 10.1016/j.compositesb.2019.106953.Nickel phosphateCobalt phosphateGrapheneEnergy storageSupercapacitorHybrid deviceNickel compoundsHybrid supercapacitorGalvanostatic charge dischargeElectrochemical performanceElectrochemical capacitorElectrochemical behaviorCharge-discharge cycleTexturesPotassium hydroxideFoamsElectrolytesElectrochemical impedance spectroscopyElectrochemical electrodesElectric dischargeCyclic voltammetryCrystal structureCobalt depositsCobalt compoundsPostprint Article