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Browsing Physics by Author "Malherbe, Johan B."
Now showing items 1-20 of 49
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Hlatshwayo, Thulani Thokozani; Sebitla, L.D.; Njoroge, Eric Gitau; Mlambo, Mbuso; Malherbe, Johan B. (Elsevier, 2017-03)The migration behaviour of cadmium (Cd) implanted into glassy carbon and the effects of annealing on radiation damage introduced by ion implantation were investigated. The glassy carbon substrates were implanted with Cd ...
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Perold, Vonica; Ferguson, Jan Willem Helenus; Verburgt, Luke; Malherbe, Johan B. (Wiley, 2021-05)Crag lizards are restricted to montane areas where biota are strongly exposed to the effects of climate change. We investigated the factors shaping the distribution of Drakensberg crag lizards (Pseudocordylus melanotus ...
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Odutemowo, Opeyemi Shakirah; Malherbe, Johan B.; Limbach, R.; Wondraczek, L.; Wendler, E.; Undisz, A.; Njoroge, Eric Gitau; Idisi, D.O.; Dhlamini, M.S. (Elsevier, 2021-01)Please read abstract in the article.
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Wendler, E.; Bierschenk, Th.; Felgentrager, F.; Sommerfeld, J.; Wesch, W.; Alber, D.; Bukalis, G.; Prinsloo, Linda Charlotta; Van der Berg, Nic (Nicolaas George); Friedland, Erich Karl Helmuth; Malherbe, Johan B. (Elsevier, 2012-09)The defect formation in neutron irradiated SiC was investigated by means of Rutherford backscattering spectrometry in channelling mode (RBS), optical absorption and Raman spectroscopy. The relative defect concentration ...
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Odendaal, R.Q. (Quintin); Malherbe, Johan B. (Elsevier, 2019-12)Low energy ion bombardment can induce compositional changes in the surfaces of compound materials. A fundamental problem is to determine which of the two main mechanisms caused the compositional change, viz. preferential ...
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Biira, Saphina; Crouse, Philippus L.; Bissett, H.; Hlatshwayo, Thulani Thokozani; Van Laar, Jean H.; Malherbe, Johan B. (Southern African Institute of Mining and Metallurgy, 2017-10)The overall aim of this research project was to design and construct an inhouse, thermal chemical vapour deposition (CVD) reactor system, operating at atmospheric pressure. Radio frequency (RF) induction heating was ...
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Malherbe, Johan B.; Odutemowo, Opeyemi Shakirah (Elsevier, 2021-12)Please read abstract in the article.
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Friedland, Erich Karl Helmuth; Van der Berg, Nic (Nicolaas George); Hlatshwayo, Thulani Thokozani; Kuhudzai, Remeredzai Joseph; Malherbe, Johan B.; Wendler, E. (Elsevier, 2012)Diffusion behaviour of ion implanted cesium into 6H-SiC and CVD-SiC wafers is investigated by Rutherford backscattering spectrometry (RBS) combined with α-particle channelling and scanning electron microscopy (SEM). ...
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Malherbe, Johan B.; Selyshchev, Pavel; Odutemowo, Opeyemi Shakirah; Theron, C.C. (Chris); Njoroge, Eric Gitau; Langa, Dolly Frans; Hlatshwayo, Thulani Thokozani (Elsevier, 2017-09)The implanted profile in an isotropic substrate of a mono-energetic ion species is usually very near a Gaussian profile. An exact solution to the time-dependent Fick diffusion equation of an initially Gaussian profile is ...
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Effect of heat treatment on the migration behaviour of selenium implanted into polycrystalline SiC Abdalla, Zaki Adam Yousif; Ismail, Mahjoub Yagoub Abdalla; Njoroge, Eric Gitau; Wendler, E.; Malherbe, Johan B.; Hlatshwayo, Thulani Thokozani (Elsevier, 2021-01)P'lease read abstract in the article.
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Odutemowo, Opeyemi Shakirah; Dhlamini, M.S.; Wendler, E.; Langa, Dolly Frans; Ismail, Mahjoub Yagoub Abdalla; Malherbe, Johan B. (Elsevier, 2020-01)The effect of annealing on the diffusion of silver, silver and strontium co-implanted in glassy carbon was investigated. Glassy carbon samples were implanted with 360 keV Ag ions at room temperature. The RBS profile showed ...
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Adeojo, Samuel Adedigba; Malherbe, Johan B.; Njoroge, Eric Gitau; Mlambo, Mbuso; Odutemowo, Opeyemi Shakirah; Thabethe, Thabsile Theodora; Abdalla, Zaki Adam Yousif; Hlatshwayo, Thulani Thokozani (Elsevier, 2020-12)Please read abstract in the article.
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Effect of swift heavy ions irradiation in the migration of silver implanted into polycrystalline SiC Abdelbagi, Hesham Abdelbagi Ali; Skuratov, Vladimir Alexeevich; Motloung, Setumo Victor; Njoroge, Eric Gitau; Mlambo, Mbuso; Malherbe, Johan B.; O'Connell, Jacques H.; Hlatshwayo, Thulani Thokozani (Elsevier, 2019-12)Please read abstract in the article.
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Abdelbagi, Hesham Abdelbagi Ali; Skuratov, Vladimir Alexeevich; Motloung, Setumo Victor; Njoroge, Eric Gitau; Mlambo, Mbuso; Hlatshwayo, Thulani Thokozani; Malherbe, Johan B. (Elsevier, 2019-07)The influence of swift heavy ions (SHIs) irradiation on the microstructure and the migration behavior of strontium (Sr) implanted into polycrystalline SiC were investigated using Rutherford backscattering spectrometry ...
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Thabethe, Thabsile Theodora; Hlatshwayo, Thulani Thokozani; Njoroge, Eric Gitau; Nyawo, T.G.; Malherbe, Johan B. (Elsevier, 2016-07)Tungsten (W) film was deposited on a bulk single crystalline 6HeSiC substrate and annealed in H2 ambient at temperatures of 700 C, 800 C and 1000 C for 1 h. The resulting solid-state reactions, phase composition and ...
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Njoroge, Eric Gitau; Hlatshwayo, Thulani Thokozani; Mlambo, Mbuso; Odutemowo, Opeyemi Shakirah; Annan, Kofi Ahomkah; Skuratov, V.A.; Ismail, M.; Malherbe, Johan B. (Elsevier, 2021-09)Please read abstract in the article.
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Odutemowo, Opeyemi Shakirah; Fodor, T.; Csík, A.; Tokesi, K.; Malherbe, Johan B. (Elsevier, 2024-02)Please read abstract in the article.
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Hlatshwayo, Thulani Thokozani; O’Connell, J.H.; Skuratov, V.A.; Msimanga, M.; Kuhudzai, J.K.; Njoroge, Eric Gitau; Malherbe, Johan B. (IOP Publishing, 2015-10)The effect of swift heavy ion (Xe 167 MeV) irradiation on polycrystalline SiC individually implanted with 360 keV Kr and Xe ions at room temperature to fluences of 2×1016 cm-2 and 1×1016 cm-2 respectively, was investigated ...
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Hlatshwayo, Thulani Thokozani; Mtshonisi, N.; Njoroge, Eric Gitau; Mlambo, Mbuso; Msimanga, M.; Skuratov, V.A.; O'Connell, J.H.; Malherbe, Johan B.; Motloung, Setumo Victor (Elsevier, 2020-06)Please read abstract in the article.
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Mtsi, Sive Zizo; Sohatsky, A.; Abdalla, Zaki Adam Yousif; Njoroge, Eric Gitau; Skuratov, V.A.; Motloung, S.V.; Malherbe, Johan B.; Hlatshwayo, Thulani Thokozani (Elsevier, 2023-12)The effects of helium (He) bubbles and annealing on the structural evolution and the migration of silver (Ag) implanted into polycrystalline silicon carbide were investigated. Ag ions of 360 keV were implanted into ...
Now showing items 1-20 of 49