Search Results - "Grobler, M."
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Occupational noise and age: A longitudinal study of hearing sensitivity as a function of noise exposure and age in South African gold mine workers
Published in South African journal of communication disorders (17-03-2020)“…Background: A relationship exists between occupational noise exposure and age, which remains poorly understood.Objectives: The aim of this study was to…”
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Corrigendum: Occupational noise and age: A longitudinal study of hearing sensitivity as a function of noise exposure and age in South African gold mine workers
Published in South African journal of communication disorders (08-11-2021)“…Abstract only…”
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The physiology of rainbow trout in social hierarchies: two ways of looking at the same data
Published in Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology (01-08-2013)“…Salmonids form dominance hierarchies in environments, where space or food are limiting. Our first objective was to investigate the physiology of individual…”
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Enteric methane output from selected herds of beef cattle raised under extensive arid rangelands
Published in Pastoralism : research, policy and practice (18-05-2018)“…Extensively raised beef cattle contribute to the highest levels of enteric methane (CH 4 ) gas emissions among all livestock. Expensive techniques and…”
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WARM-START HEURISTICS FOR SOLVING THE PASSIVE OPTICAL NETWORK PLANNING PROBLEM
Published in South African journal of industrial engineering (01-11-2018)“…The use of automated network planning systems is crucial for reducing the deployment cost and planning time of passive optical telecommunication networks…”
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Orthodontics at the University of Pretoria turns 50
Published in SADJ (Houghton) (01-05-2012)Get more information
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The effects of high environmental ammonia on the structure of rainbow trout hierarchies and the physiology of the individuals therein
Published in Aquatic toxicology (01-02-2018)“…•In groups of 4 trout, aggression was almost eliminated by 1200 and 1500 μmol L−1 total ammonia (pH 7.3), but stable hierarchies still formed at…”
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Review of Gasless Pyrotechnic Time Delays
Published in Propellants, explosives, pyrotechnics (01-01-2019)“…Gasless pyrotechnic delay compositions for time‐sequencing energetic events are reviewed. They are mixtures of powdered fuels and oxidants capable of a highly…”
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HT1 - CONSEQUENCES AND VALIDITY OF AN EMPIRICAL ESTIMATION OF THE NICE COST EFFECTIVENESS THRESHOLD
Published in Value in health (01-10-2018)Get full text
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Optimized, stabilized and narrow linewidth CW-Erbium fibre ring laser
Published in 2021 IEEE AFRICON (13-09-2021)“…This paper reports the experimental characterization of a ring configuration erbium-doped fibre laser operating in continuous wave (CW). The output power…”
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A general morphological analysis: delineating a cyber-security culture
Published in Information and computer security (10-07-2017)Get full text
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Sensitising the micron-sized aluminium/potassium periodate thermite
Published in Journal of energetic materials (01-10-2020)“…Addition of 10 wt-% Al/CuO and 5 wt-% Al/PTFE significantly sensitizes the Al/KIO 4 thermite. The energetic performance of this micron-sized blend approached…”
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Heuristic approach to the passive optical network with fibre duct sharing planning problem
Published in Orion (Johannesburg, South Africa) (04-12-2015)“…Similar to the constrained facility location problem, the passive optical network (PON) planning problem necessitates the search for a subset of deployed…”
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Factors influencing a mother's choice of feeding after discharge of her baby from a neonatal unit
Published in South African medical journal (01-08-2002)“…To assess feeding methods chosen by mothers of babies who spent time in a neonatal unit. Factors influencing this decision were investigated. Descriptive…”
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Wavelength and power stabilization of a three wavelength Erbium doped fiber laser using a nonlinear optical loop mirror
Published in AFRICON 2015 (01-09-2015)“…This paper describes the use of a Nonlinear Loop Mirror to achieve wavelength and power stabilization in a three wavelength Erbium doped fiber ring laser. The…”
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Conference Proceeding Journal Article -
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The efficacy of the “Talk-to-Me” suicide prevention and mental health education program for tertiary students: a crossover randomised control trial
Published in European child & adolescent psychiatry (01-12-2023)“…Despite suicide ideation being one of the most frequently reported health issues impacting tertiary students, there is a paucity of research evaluating the…”
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