Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Ncholu Manyala"'
Autor:
Sara Djelamda, Fahima Djefaflia, Aicha Harat, Assia Nait-Merzoug, Dami Momodu, Ncholu Manyala, Mohamed Guerioune, Ouanassa GUELLATI
Publikováno v:
ENP Engineering Science Journal, Vol 3, Iss 1, Pp 42-47 (2023)
In this investigation, we report the synthesis of Goethite-NFs/CNTs nanocomposites using hydrothermal method at optimized growth condition. These nanostructured products have been characterized in order to identify their physico-chemical properties b
Externí odkaz:
https://doaj.org/article/4d83f313d808469ea261b59be75d3734
Autor:
O. Fasakin, Kabir O. Oyedotun, Mesfin Kebede, Mark Rohwer, Lukas Le Roux, Mkhulu Mathe, M.A. Eleruja, E.O.B. Ajayi, Ncholu Manyala
Publikováno v:
Energy Reports, Vol 6, Iss , Pp 92-101 (2020)
Ab-initio, anatase titanium dioxide (TiO2) nanotubes were prepared from pristine anatase titanium dioxide (TiO2) nanoparticles via a low temperature modified stirring-hydrothermal technique. Scanning electron microscope (SEM) characterization of the
Externí odkaz:
https://doaj.org/article/8b5ac7dfdd46458baf7730de9ac32f9a
Publikováno v:
Nanomaterials, Vol 12, Iss 13, p 2211 (2022)
In this work, a thermally reduced graphene oxide (TRGO) thin film on microscopic glass was prepared using spray coating and atmospheric pressure chemical vapour deposition. The structure of TRGO was analysed using X-ray diffraction (XRD) spectroscopy
Externí odkaz:
https://doaj.org/article/a14df1a6f9394d46a008b3652e903698
Autor:
Vusani M. Maphiri, Gift Rutavi, Ndeye F. Sylla, Saheed A. Adewinbi, Oladepo Fasakin, Ncholu Manyala
Publikováno v:
Nanomaterials, Vol 11, Iss 8, p 1909 (2021)
We demonstrate a simple method to fabricate all solid state, thermally reduced graphene oxide (TRGO) microsupercapacitors (µ-SCs) prepared using the atmospheric pressure chemical vapor deposition (APCVD) and a mask-free axiDraw sketching apparatus.
Externí odkaz:
https://doaj.org/article/6c141cd554b34e4cad4c7f00f7e04db7
Autor:
Ndeye F. Sylla, Samba Sarr, Ndeye M. Ndiaye, Bridget K. Mutuma, Astou Seck, Balla D. Ngom, Mohamed Chaker, Ncholu Manyala
Publikováno v:
Nanomaterials, Vol 11, Iss 4, p 1056 (2021)
Biomass-waste activated carbon/molybdenum oxide/molybdenum carbide ternary composites are prepared using a facile in-situ pyrolysis process in argon ambient with varying mass ratios of ammonium molybdate tetrahydrate to porous peanut shell activated
Externí odkaz:
https://doaj.org/article/bed5d5ee79cf453c81deb27fcf4fb1d1
Autor:
Bridget K. Mutuma, Boitumelo J. Matsoso, Damilola Momodu, Kabir O. Oyedotun, Neil J. Coville, Ncholu Manyala
Publikováno v:
Nanomaterials, Vol 9, Iss 3, p 446 (2019)
In this study, the effect of K2CO3 activation on the structural, textural, and electrochemical properties of carbon spheres (CSs) and boron and nitrogen co-doped carbon spheres (BN-CSs) was evaluated. Activation of the CSs and BN-CSs by K2CO3 resulte
Externí odkaz:
https://doaj.org/article/8562672d12d74a5f811f0c9f0f7435c5
Autor:
Farshad Barzegar, Abubakar A. Khaleed, Faith U. Ugbo, Kabir O. Oyeniran, Damilola Y. Momodu, Abdulhakeem Bello, Julien K. Dangbegnon, Ncholu Manyala
Publikováno v:
AIP Advances, Vol 6, Iss 11, Pp 115306-115306-8 (2016)
This work present two-step synthesizes route to low-cost mesoporous carbon from coconut shell. The electrochemical characterization of the coconut shell based activated carbon (CSAC) material as electrode for supercapacitor showed a specific capacita
Externí odkaz:
https://doaj.org/article/352b3e5923bb46bdb877b3ccce1fdd12
Autor:
Farshad Barzegar, Julien K. Dangbegnon, Abdulhakeem Bello, Damilola Y. Momodu, A. T. Charlie Johnson Jr., Ncholu Manyala
Publikováno v:
AIP Advances, Vol 5, Iss 9, Pp 097171-097171-9 (2015)
This article is focused on polymer based gel electrolyte due to the fact that polymers are cheap and can be used to achieve extended potential window for improved energy density of the supercapacitor devices when compared to aqueous electrolytes.
Externí odkaz:
https://doaj.org/article/0b3b0727dc16486da89a49b0a47b14c0
Autor:
Damilola Momodu, Abdulhakeem Bello, Julien Dangbegnon, Farshad Barzeger, Fatimeh Taghizadeh, Mopeli Fabiane, A. T. Charlie Johnson, Ncholu Manyala
Publikováno v:
AIP Advances, Vol 4, Iss 9, Pp 097122-097122-14 (2014)
In this paper, we demonstrate excellent pseudo-capacitance behavior of nickel-aluminum double hydroxide microspheres (NiAl DHM) synthesized by a facile solvothermal technique using tertbutanol as a structure-directing agent on nickel foam-graphene (N
Externí odkaz:
https://doaj.org/article/d783020257334f3ab1f4ac47a86f0746
Autor:
Mopeli Fabiane, Saleh Khamlich, Abdulhakeem Bello, Julien Dangbegnon, Damilola Momodu, A. T. Charlie Johnson, Ncholu Manyala
Publikováno v:
AIP Advances, Vol 3, Iss 11, Pp 112126-112126-8 (2013)
We present a simple and very convincing approach to visualizing that subsequent layers of graphene grow between the existing monolayer graphene and the copper catalyst in chemical vapor deposition (CVD). Graphene samples were grown by CVD and then tr
Externí odkaz:
https://doaj.org/article/f8e9836161724ff8ba3a6582485aa3bd