Browsing Research Articles (Physics) by Title

Browsing Research Articles (Physics) by Title

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  • Structural, optical and electrical characteristics of nickel oxide thin films synthesised through chemical processing method 
    Akinkuade, Shadrach Tunde; Mwankemwa, Benard S.; Nel, Jacqueline Margot; Meyer, Walter Ernst (Elsevier, 2018-04)
    A simple and cheap chemical deposition method was used to produce a nickel oxide (NiO) thin film on glass substrates from a solution that contained Ni2+ and monoethanolamine. Thermal treatment of the film at temperatures ...
  • Structural, optical and electrical properties of a Schottky diode fabricated on Ce doped ZnO nanorods grown using a two step chemical bath deposition 
    Ahmed, Mustafa Abaas Mohamedelkhair; Meyer, Walter Ernst; Nel, Jacqueline Margot (Elsevier, 2018-11)
    Please read abstract in the article.
  • Structural, optical and electrical properties of the fabricated Schottky diodes based on ZnO, Ce and Sm doped ZnO films prepared via wet chemical technique 
    Ahmed, Mustafa Abaas Mohamedelkhair; Meyer, Walter Ernst; Nel, Jacqueline Margot (Elsevier, 2019-07)
    In this study, we fabricated Schottky diode devices on ZnO, Sm and Ce doped and co-doped ZnO thin films grown by the sol–gel spin coating. The structural and optical properties of the sol–gel films are studied, and the ...
  • A study of amorphization energies in silicon for different implantation parameters 
    Friedland, Erich Karl Helmuth (Elsevier, 2007-03)
    Please open article to read abstract
  • A study of porous carbon structures derived from composite of cross-linked polymers and reduced graphene oxide for supercapacitor applications 
    Bakhoum, Daba T.; Oyedotun, Kabir Oyeniran; Sarr, Samba; Sylla, Ndeye Fatou; Maphiri, Vusani Muswa; Ndiaye, Ndeye Maty; Ngom, Balla D.; Manyala, Ncholu I. (Elsevier, 2022-07)
    Please read abstract in the article.
  • A study of the T2 defect and the emission properties of the E3 deep level in annealed melt grown ZnO single crystals 
    Mtangi, Wilbert; Schmidt, Matthias; Auret, Francois Danie; Meyer, Walter Ernst; Janse van Rensburg, Pieter Johan; Diale, M. (Mmantsae Moche); Nel, Jacqueline Margot; Das, A.G.M.; Ling, F.C.C.; Chawanda, Albert (American Institute of Physics, 2013-05-22)
    We report on the space charge spectroscopy studies performed on thermally treated melt-grown single crystal ZnO. The samples were annealed in different ambients at 700 C and also in oxygen ambient at different temperatures. ...
  • Study of ultra-hard materials of the B-C-N-O quaternary system 
    Habanyama, A.; Msikita, M.; Simfukwe, Joseph; Baliga, B.T.; Mumba, N.K.; Mulenga, M.; Samukonga, G. (Elsevier, 2018-12)
    Please read abstract in the article.
  • Sulphur-reduced graphene oxide composite with improved electrochemical performance for supercapacitor applications 
    Tarimo, Delvina Japhet; Oyedotun, Kabir Oyeniran; Mirghni, Abdulmajid Abdallah; Manyala, Ncholu I. (Elsevier, 2020-05)
    Please read abstract in the article.
  • A super-linear 'radio-AGN main sequence' links mean radio-AGN power and galaxy stellar mass since z similar to 3 
    Delvecchio, I.; Daddi, E.; Sargent, M.T.; Aird, J.; Mullaney, J.R.; Magnelli, B.; Elbaz, D.; Bisigello, L.; Ceraj, L.; Jin, S.; Kalita, B.S.; Liu, D.; Novak, M.; Prandoni, I.; Radcliffe, Jack Frederick; Spingola, C.; Zamorani, G.; Allevato, V.; Rodighiero, G.; Smolcic, V. (Hans Publishers, 2022-12)
    Mapping the average active galactic nucleus (AGN) luminosity across galaxy populations and over time reveals important clues regarding the interplay between supermassive black hole and galaxy growth. This paper presents ...
  • Surface and interface modification of Zr/SiC interface by swift heavy ion irradiation 
    Njoroge, Eric Gitau; Theron, C.C. (Chris); Malherbe, Johan B.; Van der Berg, Nic (Nicolaas George); Hlatshwayo, Thulani Thokozani; Skuratov, V.A. (Elsevier, 2015-07)
    In this study thin Zr films (135 nm) were deposited on 6H-SiC substrate at room temperature by sputter deposition. The Zr/SiC couples were irradiated by 167 MeV Xe26+ ions at room temperature at fluences of 5.0 1012, ...
  • Surface and interface reaction analysis of Zr films deposited on 6H-SiC after thermal annealing 
    Njoroge, Eric Gitau; Theron, C.C. (Chris); Hlatshwayo, Thulani Thokozani; Malherbe, Johan B. (Royal Society of Chemistry, 2016)
    Zr films (130 nm) were deposited on a 6H-SiC substrate at room temperature by sputter deposition. The interface solid-state reactions due to high vacuum thermal annealing between 600 °C and 850 °C for 30 min were investigated ...
  • Surface and interface structural analysis of W deposited on 6H–SiC substrates annealed in argon 
    Thabethe, Thabsile Theodora; Njoroge, Eric Gitau; Hlatshwayo, Thulani Thokozani; Ntsoane, Tshepo Paul; Malherbe, Johan B. (Royal Society of Chemistry, 2017)
    A study of a tungsten (W) thin film deposited on a single crystalline 6H–SiC substrate and annealed in Ar at temperatures of 700 C, 800 C, 900 C and 1000 C for 1 hour was conducted. The subsequent solid state reactions, ...
  • Surfactant assisted synthesis of copper oxide (CuO) leaf-like nanostructures for electrochemical applications 
    Bello, Abdulhakeem; Dodoo-Arhin, David; Makgopa, Katlego; Fabre, Michel; Manyala, Ncholu I. (Scientific and Academic Publishing, 2014)
    Three different copper oxide (CuO) leaf-like nanostructures have been synthesised by micelles micro emulsion method using a surfactant of copper dodecyl sulphate (Cu(DS)2) by varying the concentration of sodium ...
  • Swift heavy ion irradiation of polyaniline-graphene nanocomposite films : structural and optical properties 
    Chilukusha, D.C.; Mboukam, J.J.; Maphiri, Vusani Muswa; Manyala, Ncholu I.; Msimanga, Mandla (Elsevier, 2024-01)
    Please read abstract in the article.
  • Switching an individual phycobilisome off and on 
    Gwizdala, Michal; Botha, Joshua Leon; Wilson, Adjele; Kirilovsky, Diana; Van Grondelle, Rienk; Kruger, T.P.J. (Tjaart) (American Chemical Society, 2018-04)
    Photosynthetic organisms have found various smart ways to cope with unexpected changes in light conditions. In many cyanobacteria, the lethal effects of a sudden increase in light intensity are mitigated mainly by the ...
  • SYMBA : an end-to-end VLBI synthetic data generation pipeline simulating event horizon telescope observations of M 87 
    Roelofs, F.; Janssen, M.; Natarajan, I.; Deane, Roger; Davelaar, J.; Olivares, H.; Porth, O.; Paine, S.N.; Bouman, K.L.; Tilanus, R.P.J.; Van Bemmel, I.M.; Falcke, H.; Akiyama, Kazunori; Alberdi, A.; Alef, W.; Asada, K.; Azulay, R.; Baczko, A.; Ball, D.; Balokovic, M.; Barrett, J.; Bintley, D.; Blackburn, L.; Boland, W.; Bower, G.C.; Bremer, M.; Brinkerink, C.D.; Brissenden, R.; Britzen, S.; Broderick, Avery E.; Broguiere, D.; Bronzwaer, T.; Byun, D.; Carlstrom, J.E.; Chael, A.; Chan, C.; Chatterjee, S.; Chatterjee, K.; Chen, M.; Chen, Y.; Cho, I.; Christian, P.; Conway, J.E.; Cordes, J.M.; Crew, G.B.; Cui, Y.; De Laurentis, M.; Dempsey, J.; Desvignes, G.; Dexter, J.; Doeleman, S.S.; Eatough, R.P.; Fish, V.L.; Fomalont, E.; Fraga-Encinas, R.; Friberg, Per; Fromm, C.M.; Gómez, J.L.; Galison, P.; Gammie, C.F.; García, R.; Gentaz, O.; Georgiev, Boris; Goddi, Ciriaco; Gold, R.; Gu, M.; Gurwel, M.; Hada, K.; Hecht, M.H.; Hesper, R.; Ho, L.C.; Ho, P.; Honma, M.; Huang, C.L.; Huang, L.; Hughes, D.H.; Ikeda, S.; Inoue, M.; Issaoun, Sara; James, D.J.; Jannuzi, B.T.; Jeter, B.; Jiang, W.; Johnson, M.D.; Jorstad, Svetlana; Jung, T.; Karami, M.; Karuppusamy, R.; Kawashima, T.; Keating, G.K.; Kettenis, M.; Kim, J.; Kino, M.; Koay, J.Y.; Koch, P.M.; Koyama, S.; Kramer, M.; Kramer, C.; Krichbaum, T.P.; Kuo, C.; Lauer, T.R.; Lee, S.; Li, Y.; Li, Z.; Lindqvist, M.; Lico, R.; Liu, K.; Liuzzo, E.; Lo, W.; Lobanov, A.P.; Loinard, L.; Lonsdale, C.; Lu, R.; MacDonald, N.R.; Mao, J.; Markof, S.; Marrone, D.P.; Marscher, A.P.; Martí-Vidal, I.; Matsushita, S.; Matthews, L.D.; Medeiros, L.; Menten, K.M.; Mizuno, Y.; Moran, J.M.; Moriyama, K.; Moscibrodzka, M.; Müller, C.; Nagai, H.; Nagar, N.M.; Nakamura, M.; Narayan, Ramesh; Narayanan, G.; Neri, R.; Ni, C.; Noutsos, A.; Okino, H.; Ortiz-Leon, Gisela N.; Oyama, T.; Özel, F.; Palumbo, D.C.M.; Patel, N.; Pen, U.; Pesce, D.W.; Piétu, V.; Plambeck, R.; PopStefanija, A.; Prather, B.; Preciado-Lopez, J.A.; Psaltis, D.; Pu, H.; Ramakrishnan, V.; Rao, R.; Rawlings, M.G.; Raymond, A.W.; Rezzolla, L.; Ripperda, B.; Rogers, A.; Ros, E.; Rose, M.; Roshanineshat, A.; Rottmann, H.; Roy, A.L.; Ruszczyk, C.; Ryan, B.R.; Rygl, K.L.J.; Sánchez, S.; Sánchez-Arguelles, D.; Sasada, M.; Savolainen, T.; Schloerb, F.P.; Schuster, K.; Shao, L.; Shen, Z.; Small, D.; Sohn, B.W.; SooHoo, J.; Tazaki, F.; Tiede, P.; Titus, M.; Toma, K.; Torne, P.; Traianou, E.; Trent, T.; Trippe, S.; Tsuda, S.; Van Langevelde, H.J.; Van Rossum, D.R.; Wagner, J.; Wardle, J.; Weintroub, J.; Wex, N.; Wharton, R.; Wielgus, M.; Wong, G.N.; Wu, Q.; Young, A.; Young, K.; Younsi, Z.; Yuan, F.; Yuan, Y.; Zensus, J.A.; Zhao, G.; Zhao, S.; Zhu, Z. (EDP Sciences, 2020-04)
    CONTEXT: Realistic synthetic observations of theoretical source models are essential for our understanding of real observational data. In using synthetic data, one can verify the extent to which source parameters can be ...
  • Symmetric supercapacitors based on porous 3D interconnected carbon framework 
    Bello, Abdulhakeem; Barzegar, Farshad; Momodu, Damilola Y.; Dangbegnon, Julien K.; Taghizadeh, Fatemeh; Manyala, Ncholu I. (Elsevier, 2015-01)
    The construction and design of novel porous carbons for electric double-layer capacitors (EDLCs) application to meet the increasing demand and supply of energy is eminent. This is important because the pore volume ...
  • Synthesis and characterisation of methylammonium lead tri-bromide perovskites thin films by sequential physical vapor deposition 
    Fru, Juvet Nche; Nombona, Nolwazi; Diale, M. (Mmantsae Moche) (Elsevier, 2020-02)
    Please read abstract in the article.
  • Synthesis and characterization of porous carbon derived from activated banana peels with hierarchical porosity for improved electrochemical performance 
    Fasakin, Oladepo; Dangbegnon, Julien K.; Momodu, Damilola Y.; Madito, M.J. (Moshawe); Oyedotun, Kabir Oyeniran; Eleruja, M.A.; Manyala, Ncholu I. (Elsevier, 2018-02)
    Banana peels, a common fruit waste was adopted as a material precursor in this study to synthesize highly porous activated carbon from banana peels (ABP) which serves as an electrode material for a symmetric supercapacitor ...
  • Synthesis and microstructural characterization of kaolin-polyethylene composites 
    Agyei-Tuffour, B.; Bensah, Y.D.; Damoah, L.N.W.; Dodoo-Arhin, David; Yaya, A.; Nyankson, E.; Annan, A.; Sarkodee, E.; Efav, J.K. (Wiley, 2014-08)
    In this article, the preparation and characterization of kaolin/polyethylene composites are presented. Microstructural characteristics of six different kaolin–polyethylene composites with varying percentage compositions ...