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Browsing by Author "Palaniyandy, Nithyadharseni"

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a-MnO2 nanorod/onion-like carbon composite cathode material for aqueous zinc-ion battery

Author: Palaniyandy, Nithyadharseni ; Kebede, Mesfin A ; Raju, Kumar ; Ozoemena, KI ; Le Roux, Lukas ; Mathe, Mahlanyane K ; Jayaprakasam, R Date: May 2019 Onion-like carbon (OLC) integrated a-MnO2 nanorods (a-MnO2/OLC) composite has been studied as a viable cathode material for potential development of high-performance zinc-ion batteries (ZIBs). XRD results revealed the tetragonal phase of the ... Read more
Conversion of electrolytic MnO2 to Mn3O4 nanowires for high-performance anode materials for lithium-ion batteries

Author: Palaniyandy, Nithyadharseni ; Nkosi, FP ; Raju, Kumar ; Ozoemena, KI Date: Jan 2019 A simple and versatile approach has been implemented for the preparation of some manganese oxide (MnxOy)-based lithium-ion battery anode materials from low-cost electrolytic manganese dioxide (EMD). Depending on the additive, calcination ... Read more
Current status and trends in spinel cathode materials for lithium-ion battery

Author: Kebede, Mesfin A ; Palaniyandy, Nithyadharseni ; Koao, LF ; Ezema, FI ; Mhlongo, MR Date: Nov 2021 Lithium-ion batteries (LIBs) are the most suitable and preferred energy storage system for powering electric vehicles (EVs), plug-in hybrid electric vehicles (PHEVs), and stationary applications owing to their attractive properties including ... Read more
The effect of g-C3N4 materials on Pb(II) and Cd(II) detection using disposable screen-printed sensors

Author: Zheng, Haitao ; Ntuli, Letta ; Mbanjwa, Mesuli ; Palaniyandy, Nithyadharseni ; Smith, Suzanne ; Modibedi, Remegia M ; Land, Kevin J ; Mathe, Mahlanyane K Date: Dec 2018 The disposable electrochemical sensors were designed and fabricated onto a photo paper substrate in-house. We report a first case use of g-C3N4, which is an emerging material as the most stable carbon-like polymer, explored for application ... Read more
The electrical and electrochemical properties of graphene nanoplatelets modified 75V2O5e25P2O5 glass as a promising anode material for lithium ion battery

Author: Kebede, Mesfin A ; Palaniyandy, Nithyadharseni ; Ramadan, RM ; Sheha, E Date: Feb 2018 A V2O5 anode material significantly challenged on its further development to be used in lithium ion batteries in-terms of its structural degradation, poor cyclability and low conductivity. Thus researchers started to work on composite matrix ... Read more
A facile segregation process and restoration of LiMn2 O4 cathode material from spent lithium-ion batteries

Author: Palaniyandy, Nithyadharseni ; Rambau, Khavharendwe MA ; Musyoka, Nicholas ; Ren, Jianwei Date: Apr 2020 Due to its three-dimensional tunnel structure, the spinel LiMn2[sub]O4[sub] (LMO) cathode material is highly favourable for the migration of lithium ions. Thus, LMO has been used as a commercial cathode material for the electronic devices ... Read more
A facile segregation process and restoration of LiMn2O4 cathode material from spent lithium-ion batteries

Author: Palaniyandy, Nithyadharseni ; Rambau, Khavharendwe MA ; Musyoka, Nicholas M ; Ren, Jianwei Date: Apr 2020 Due to its three-dimensional tunnel structure, the spinel LiMn2O4 (LMO) cathode material is highly favourable for the migration of lithium ions. Thus, LMO has been used as a commercial cathode material for the electronic devices such as mobile ... Read more
Facile synthesis of α-Fe2O3/WO3 composite with an enhanced photocatalytic and photo-electrochemical performance

Author: Senthil, RA ; Priya, A ; Theerthagiri, J ; Selvi, A ; Palaniyandy, Nithyadharseni ; Madhavan, J Date: Nov 2018 The influence of hematite iron oxide (α-Fe2O3) nanoparticles in tungsten oxide (WO3) nanorods photocatalyst on photodegradation of organic pollutant was investigated in the present work. The spherical-shaped α-Fe2O3 nanoparticles and WO3 ... Read more
Fluorinated Mn3O4 nanospheres for lithium-ion batteries: Low-cost synthesis with enhanced capacity, cyclability and charge-transport

Author: Palaniyandy, Nithyadharseni ; Nkosi, Funeka P ; Raju, Kumar ; Ozoemena, KI Date: Apr 2018 A facile synthesis of fluorinated Mn3O4 nano-spheres (F-Mn3O4) from low-cost electrolytic manganese dioxide (EMD) at different temperatures and times has been reported. While the as-prepared materials are micron-sized (>200 nm) and the ... Read more
The impact of synthesis techniques on the properties of hybrid perovskite materials for photovoltaic application

Author: Olaleru, S Akin ; Wamwangi, D ; Kirui, JK ; Roro, Kittessa T ; Mwakikunga, Bonex W ; Palaniyandy, Nithyadharseni ; El-Mahallawy, N ; Rashad, N Date: Jul 2020 Hybrid perovskites are organometal halide materials that are attractive to the researchers owing to impressive physical properties like absorption coefficients. Controlled formation of perovskite crystal during the preparation process is key ... Read more
Influence of microwave irradiation and combustion fuels on the rate capability and cycle performance of Li1.2Mn0.52Ni0.13Co0.13Al0.02O2 layered material

Author: Nkosi, Funeka ; Palaniyandy, Nithyadharseni ; Raju, Kumar ; Ozoemena, K Date: Oct 2020 Commercialization of lithium-manganese rich oxides (LMR-NMC) cathodes for lithium-ion batteries is hindered by shortcomings such as severe capacity fade and poor rate capability. This work reveals the synergetic effect of the structure and ... Read more
Insights into the synergistic roles of microwave and fluorination treatments towards enhancing the cycling stability of P2-type Na0.67[Mg0.28Mn0.72]O2 cathode material for sodium-ion batteries

Author: Nkosi, Funeka P ; Raju, Kumar ; Palaniyandy, Nithyadharseni ; Reddy, MV ; Billing, C ; Ozoemena, KI Date: Nov 2017 P2-type Na0.67Mg0.28Mn0.72O2 based cathode materials for sodium-ion batteries were prepared using combustion synthesis. The effect of microwave irradiation and fluorination was investigated with the aim to improve the electrochemical performance. ... Read more
Layered, spinel, olivine, and silicate as cathode materials for lithium-ion battery

Author: Kebede, Mesfin A ; Palaniyandy, Nithyadharseni ; Koao, LF Date: Dec 2019 The lithium ion battery has been offering a tremendous benefit and contribution to the technological development of humankind by serving as an efficient power source for electronic devices, mobile power stations, and electrical automotive ... Read more
Manganese-based metal organic framework from spent Li-Ion batteries and its electrochemical performance as anode material in Li-ion battery

Author: Rambau, Khavharendwe MA ; Musyoka, Nicholas M ; Palaniyandy, Nithyadharseni ; Manyala, N Date: Jan 2021 Herein, we report a method of recycling spent lithium-ion batteries (LIBs) cathode materials by utilizing them as a metal feedstock for the synthesis of Mn-based metal-organic frameworks (Mn-MOF). Spent cathodes were converted to manganese ... Read more
Metal oxide-based anode materials for lithium-ion battery

Author: Kebede, Mesfin A ; Palaniyandy, Nithyadharseni Date: Dec 2019 One of the main and crucial components of a lithium-ion battery (LIB) is the anode, a negative electrode as equally significant as the cathode positive electrode. Anodes are typically characterized by delivering a high capacity with low ... Read more
Microwave-induced defective PdFe/C nano-electrocatalyst for highly efficient alkaline glycerol oxidation reactions

Author: Mphahlele, Nonhlanhla E ; Ipadeola, AK ; Haruna, AB ; Mwonga, PV ; Modibedi, Remegia M ; Palaniyandy, Nithyadharseni ; Billing, C ; Ozoemena, KI Date: Mar 2022 Pd-based mono- and bi-metallic nano-electrocatalysts (Pd/C and PdFe/C) have been synthesized using two different methods for comparison: conventional sodium borohydride (NaBH4) route and microwave-assisted reduction process. The performance ... Read more
Physico-chemistry of energy-dense Li1.2Mn0.52Co0.13Ni0.13Al0.02O2 cathode material for lithium-ion batteries obtained from urea and ethylene glycol fuels

Author: Nkosi, F ; Palaniyandy, Nithyadharseni ; Raju, Kumar ; Billing, C ; Ozoemena, KI Date: Sep 2019 A lithium manganese rich-transition metal oxide, Li1.2Mn0.52Co0.13Ni0.13Al0.02O2 (LMNCA) cathode was successfully prepared by the combustion method with urea (i.e., LMNCA-urea) and ethylene glycol (EG) (i.e., LMNCA-EG) used as fuels. The ... Read more
Physicomechanical properties of spark plasma sintered carbon nanotube-containing ceramic matrix nanocomposites

Author: Azarniya, A ; Sovizi, S ; Azarniya, A ; Boyuk, MRRT ; Varol, T ; Palaniyandy, Nithyadharseni ; Hosseini, HRM ; Ramakrishna, S ; Reddy, MV Date: Jul 2017 Recently, a wide variety of research works have focused on carbon nanotube (CNT) - ceramic matrix nanocomposites. In many cases, these novel materials are produced through conventional powder metallurgy methods including hot pressing, ... Read more
Probing the electrochemistry of MXene (Ti2CTx)/electrolytic manganese dioxide (EMD) composites as anode materials for lithium-ion batteries

Author: Melchior, SA ; Palaniyandy, Nithyadharseni ; Sigalas, I ; Iyuke, SE ; Ozoemena, KI Date: Feb 2019 The performance of MXenes (Ti2CTx) combined with electrolytic manganese dioxide (EMD) in three different weight ratios (i.e. MXene:EMD = 20:80; 50:50; 80:20) were examined as anode material for Lithium-ion batteries (LIBs). A study of the ... Read more
Rapidly microwave-synthesized SnO2 nanorods anchored on onion-Like carbons (OLCs) as anode material for lithium-ion batteries

Author: Palaniyandy, Nithyadharseni ; Kebede, Mesfin A ; Ozoemena, KI ; Mathe, Mahlanyane K Date: Jan 2019 Nanostructured SnO2/onion-like carbon (OLC) composites were fabricated via a facile and rapid microwave-assisted synthesis technique. The influence of SnO2 nanorods anchored on OLC was investigated as an anode material for the first time in ... Read more

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