Superior Supercapacitive Performance in Porous Nanocarbons

Porous nanocarbons with average particle size 20–40 nm were developed using biowaste oil palm leaves as a precursor. Simple pyrolysis was carried out at 700 °C under nitrogen atmosphere. Obtained porous nanocarbons showed excellent porous nature along with spherical shape. Symmetric supercapacitor f...

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Main Authors: Ali, Gomaa A. M., Shoriya Aruni, Abdul Manaf, Divyashree, A, K. F., Chong, Hegde, Gurumurthy
Format: Article
Language:English
Published: Elsevier 2016
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/13436/
http://umpir.ump.edu.my/id/eprint/13436/1/Superior%20Supercapacitive%20Performance%20in%20Porous%20Nanocarbons.pdf
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author Ali, Gomaa A. M.
Shoriya Aruni, Abdul Manaf
Divyashree, A
K. F., Chong
Hegde, Gurumurthy
author_facet Ali, Gomaa A. M.
Shoriya Aruni, Abdul Manaf
Divyashree, A
K. F., Chong
Hegde, Gurumurthy
author_sort Ali, Gomaa A. M.
building UMP Institutional Repository
collection Online Access
description Porous nanocarbons with average particle size 20–40 nm were developed using biowaste oil palm leaves as a precursor. Simple pyrolysis was carried out at 700 °C under nitrogen atmosphere. Obtained porous nanocarbons showed excellent porous nature along with spherical shape. Symmetric supercapacitor fabricated from porous nanocarbons showed superior supercapacitance performance where high specific capacitance of 368 F/g at 0.06 A/g in 5 M KOH were reported. It also exhibited high stability (96% over 1700 cycles) and energy density of 13 Wh/kg. Low resistance values were obtained by fitting the impedance spectra, thus indicating the availability of these materials as supercapacitors electrode. The presented method is cost effective and also in line with waste to wealth approach.
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publishDate 2016
publisher Elsevier
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spelling ump-134362018-05-17T04:13:28Z http://umpir.ump.edu.my/id/eprint/13436/ Superior Supercapacitive Performance in Porous Nanocarbons Ali, Gomaa A. M. Shoriya Aruni, Abdul Manaf Divyashree, A K. F., Chong Hegde, Gurumurthy QD Chemistry Porous nanocarbons with average particle size 20–40 nm were developed using biowaste oil palm leaves as a precursor. Simple pyrolysis was carried out at 700 °C under nitrogen atmosphere. Obtained porous nanocarbons showed excellent porous nature along with spherical shape. Symmetric supercapacitor fabricated from porous nanocarbons showed superior supercapacitance performance where high specific capacitance of 368 F/g at 0.06 A/g in 5 M KOH were reported. It also exhibited high stability (96% over 1700 cycles) and energy density of 13 Wh/kg. Low resistance values were obtained by fitting the impedance spectra, thus indicating the availability of these materials as supercapacitors electrode. The presented method is cost effective and also in line with waste to wealth approach. Elsevier 2016-07 Article PeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/13436/1/Superior%20Supercapacitive%20Performance%20in%20Porous%20Nanocarbons.pdf Ali, Gomaa A. M. and Shoriya Aruni, Abdul Manaf and Divyashree, A and K. F., Chong and Hegde, Gurumurthy (2016) Superior Supercapacitive Performance in Porous Nanocarbons. Journal of Energy Chemistry, 25 (4). pp. 734-739. ISSN 2095-4956. (Published) http://dx.doi.org/10.1016/j.jechem.2016.04.007 DOI: 10.1016/j.jechem.2016.04.007
spellingShingle QD Chemistry
Ali, Gomaa A. M.
Shoriya Aruni, Abdul Manaf
Divyashree, A
K. F., Chong
Hegde, Gurumurthy
Superior Supercapacitive Performance in Porous Nanocarbons
title Superior Supercapacitive Performance in Porous Nanocarbons
title_full Superior Supercapacitive Performance in Porous Nanocarbons
title_fullStr Superior Supercapacitive Performance in Porous Nanocarbons
title_full_unstemmed Superior Supercapacitive Performance in Porous Nanocarbons
title_short Superior Supercapacitive Performance in Porous Nanocarbons
title_sort superior supercapacitive performance in porous nanocarbons
topic QD Chemistry
url http://umpir.ump.edu.my/id/eprint/13436/
http://umpir.ump.edu.my/id/eprint/13436/
http://umpir.ump.edu.my/id/eprint/13436/
http://umpir.ump.edu.my/id/eprint/13436/1/Superior%20Supercapacitive%20Performance%20in%20Porous%20Nanocarbons.pdf