Search Results - "Wood, Alan"
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Phylogenetics of the rust fungi (Pucciniales) of South Africa, with notes on their life histories and possible origins
Published in Mycologia (03-07-2024)“…South Africa has an indigenous rust (Pucciniales) funga of approximately 460 species. This funga was sampled with species from as many genera as possible. The…”
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Harmonic Instability Analysis of a Single-Phase Grid-Connected Converter Using a Harmonic State-Space Modeling Method
Published in IEEE transactions on industry applications (01-09-2016)“…The increasing number of renewable energy sources in the distribution grid is becoming a major issue for utility companies since grid-connected converters are…”
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The impact of new technology on soft error rates
Published in 2011 International Reliability Physics Symposium (01-04-2011)“…This paper presents the impact of new microprocessor technology on microprocessor soft error rate (SER). The results are based on Oracle's (formerly Sun…”
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The High Latitude Ionospheric Response to the Major May 2024 Geomagnetic Storm: A Synoptic View
Published in Geophysical research letters (16-10-2024)“…The high latitude ionospheric evolution of the May 10‐11, 2024, geomagnetic storm is investigated in terms of Total Electron Content and contextualized with…”
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Social organization in a flatworm: trematode parasites form soldier and reproductive castes
Published in Proceedings of the Royal Society. B, Biological sciences (07-03-2011)“…In some of the most complex animal societies, individuals exhibit a cooperative division of labour to form castes. The most pronounced types of caste formation…”
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Single-Phase Charging of EV Embedded Batteries in an MMC with Submodule Override Capability
Published in Energies (Basel) (01-03-2022)“…The modular multilevel converter with embedded batteries is a viable alternative in electric vehicle drive systems. This research investigates integrated…”
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Real-time emulation of a PMSM-loaded MMC with BESS
Published in IEEE access (01-01-2023)“…This paper details a validated real-time emulation of a modular multilevel converter with integrated energy storage sub-modules. The real-time emulated system…”
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Harmonic State-Space Model of a Controlled TCR
Published in IEEE transactions on power delivery (01-01-2013)“…This paper presents a harmonic state-space (HSS) model of a three-phase thyristor-controlled reactor (TCR) in a voltage-control application. In using the HSS…”
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Analysis and synthesis of fractional order repetitive control for power converters
Published in Electric power systems research (01-07-2015)“…•Detailed analysis and synthesis of fractional order repetitive control (FORC).•FORC of single-phase inverter is implemented.•Effect of various variables in…”
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Fungi and invasions in South Africa
Published in Bothalia (01-01-2017)“…Background: Fungi are a major component of the functioning of all terrestrial ecosystems.Objectives: To increase awareness of fungi as drivers of ecosystem…”
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The rust fungus Puccinia arechavaletae, a potential biological control agent of balloon vine (Cardiospermum grandiflorum) in South Africa. I: Biology
Published in Australasian plant pathology (01-07-2018)“…Studies on the rust fungus Puccinia arechavaletae, were conducted to determine its potential for use as a classical biological control agent against the alien…”
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Variability of Ionospheric Plasma: Results from the ESA Swarm Mission
Published in Space science reviews (01-09-2022)“…Swarm is the first European Space Agency (ESA) constellation mission for Earth Observation. Three identical Swarm satellites were launched into near-polar…”
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On the present and potential distribution of Ageratina adenophora (Asteraceae) in South Africa
Published in South African journal of botany (01-11-2014)“…Invasive alien plants pose a threat to biodiversity worldwide, and the costs of control are ever-escalating. Early detection and prediction of areas…”
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Arsenic Speciation in Phloem and Xylem Exudates of Castor Bean
Published in Plant physiology (Bethesda) (01-11-2010)“…How arsenic (As) is transported in phloem remains unknown. To help answer this question, we quantified the chemical species of As in phloem and xylem exudates…”
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The life cycle of Puccinia digitariae on Digitaria eriantha and Solanum species in South Africa
Published in Mycologia (04-03-2022)“…Rust fungi are important plant pathogens and have been extensively studied on crops and other host plants worldwide. This study describes the heterecious life…”
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Experimental aeromagnetic survey using an unmanned air system
Published in Leading edge (Tulsa, Okla.) (01-03-2016)“…Currently, Stratus Aeronautics is developing an unmanned aircraft system (UAS), called the Venturer, for aeromagnetic surveying. On 2 October 2013, in southern…”
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Incidence of gummosis disease in silky hakea under natural conditions in South Africa
Published in South African journal of plant and soil (15-03-2021)“…The pathogen Colletotrichum acutatum J.H.Simmonds was developed in South Africa during the 1980s as a mycoherbicide to control invasive silky hakea (Hakea…”
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The rust Puccinia arechavaletae, a potential biological control agent of balloon vine (Cardiospermum grandiflorum) in South Africa. II: Host range
Published in Tropical plant pathology (15-08-2019)“…Cardiospermum grandiflorum (Balloon vine), a subtropical climber native to America, is rapidly increasing in importance as an invasive environmental weed in…”
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The Genera of Fungi - fixing the application of the type species of generic names - G 2: Allantophomopsis, Latorua, Macrodiplodiopsis, Macrohilum, Milospium, Protostegia, Pyricularia, Robillarda, Rotula, Septoriella, Torula, and Wojnowicia
Published in IMA fungus (01-06-2015)“…The present paper represents the second contribution in the Genera of Fungi series, linking type species of fungal genera to their morphology and DNA sequence…”
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Puccorchidium and Sphenorchidium, two new genera of Pucciniales on Annonaceae related to Puccinia psidii and the genus Dasyspora
Published in Mycological progress (01-07-2015)“…Two-celled puccinioid teliospores are widely distributed in the rust fungi and appear in several independent lineages of the Pucciniales. About 25 genera in 4…”
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