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R.C. Botha

Observed names: Botha, R., Botha, Roelf, Botha, Roelf C., R Botha, R. Botha, R. C. BOTHA, R. C. Botha, Roelf Botha
ORCID: 0000-0002-5767-1476
Observed ORCID: 0000-0002-5767-1476
OpenAlex ID: A5110680504
Free-space optical communication link with shape-invariant orbital angular momentum Bessel beams
2019 · Nokwazi Mphuthi, Lucas Gailele, et al. · Applied Optics · 78
Are Bessel beams resilient to aberrations and turbulence?
2018 · Nokwazi Mphuthi, Roelf Botha, et al. · Journal of the Optical Society of America A · 69
High average power 1314 nm Nd:YLF laser, passively Q-switched with V:YAG
2013 · R. C. Botha, H. J. Strauss, et al. · Optics Letters · 34
High average power Q-switched 1314 nm two-crystal Nd:YLF laser
2015 · R. C. Botha, W. Koen, et al. · Optics Letters · 21
Thermal analysis of the LLR optical telescope tube assembly based in Hartebeesthoek Radio Astronomy Observatory
2015 · P. Tsela, L. Combrinck, et al. · Acta Geodaetica et Geophysica · 4
Exploiting the natural doping gradient of Nd:YLF crystals for high-power end pumped lasers
2008 · C. Bollig, W. Koen, et al. · 4
A proposed mathematical model of thermal variations on the HartRAO Lunar Laser Ranging telescope for enhanced test of Earth-Moon system dynamics
2016 · P.L. Tsela, W.L. Combrinck, et al. · South African Journal of Geology · 3
Site Characterisation: Astronomical Seeing From a Turbulence-resolving Model
2011 · M. NICKOLA, R. C. BOTHA, et al. · South African Journal of Geology · 2
Refurbishment and commissioning of a dual-band 23/31 GHz tipping radiometer at potential radio astronomical sites
2025 · J. Cuazoson, D. Hiriart, et al. · Review of Scientific Instruments · 1
Design of the timing system for the new Lunar Laser Ranger proposed for the Matjiesfontein Space Geodetic Observatory in the Great Karoo, South Africa: preliminary results
2016 · C. Munghemezulu, W.L. Combrinck, et al. · South African Journal of Geology · 1
Design of a web-based GNSS data management system at HartRAO: preliminary results
2016 · Z.O. Mashaba, W.L. Combrinck, et al. · South African Journal of Geology · 1
Contributions of HartRAO to Space Geodesy, Astrometry and related disciplines
2015 · L Combrinck, R Botha, et al. · 1
A New Geodetic Research Data Management System At The Hartebeesthoek Radio Astronomy Observatory
2014 · Coetzer, Glenda L., Botha, Roelf C., et al. · ASPC · 1
Packaging and deployment of a lightweight, low-cost, water vapour radiometer for site surveying
2026 · Reuben Neate, Tinus Stander, et al. · Ground-based and Airborne Instrumentation for Astronomy IX
Determining Temperature-Corrected Gravitational Focal Length Changes of the 26-m HartRAO Radio Telescope
2026 · Theresa Pfaffinger, Axel Nothnagel, et al. · International Association of Geodesy symposia
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The Hartebeesthoek Terrestrial Laser Scanning Project – Concept and First Results
2025 · Nothnagel, A., Pfaffinger, T., et al. · reposiTUm (TU Wien)
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Analysis of thermally-induced displacements of the HartRAO Lunar Laser Ranger optical tube: impact on pointing
2023 · Philemon Tsele, Ludwig Combrinck, et al. · South African Journal of Geomatics
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An Institutional Research Data Repository and Digital Object Identifiers for SARAO Radio Astronomy, Fundamental Astronomy, and Geodesy Datasets
2022 · Glenda Coetzer, Roelf Botha, et al.
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Why do Geodetic Data need DOIs? First ideas of the GGOS DOI Working Group
2020 · Kirsten Elger, Glenda Coetzer, et al.
Building the New VGOS Radio Telescope at Hartebeesthoek as Part of Our New Geodetic Infrastructure
2019 · Philip Mey, Roelf Botha
HartTRAO Site Tie Measurements: VLBI and Ground Survey
2019 · Marisa Nickola, Aletha de Witt, et al.
Progress with implementing the new research data management system at HartRAO
2018 · Glenda Coetzer, Roelf Botha, et al. · EPJ Web of Conferences
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Progress With The New Research Data Management System At Hartrao
2017 · Coetzer, Glenda, Botha, Roelf, et al. · Zenodo (CERN European Organization for Nuclear Research)
A First Evaluation of the new GNSS Station Installations at the Tide Gauges of Walvis Bay and Lüderitz in the Republic of Namibia
2016 · Felix Norman Teferle, Ludwig Combrinck, et al. · Open Repository and Bibliography (University of Luxembourg)
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Update on Laser Development for Lunar Laser Ranging in South Africa
2009 · R.C. Botha, C. Bollig, et al. · SAGA Biennial Technical Meeting and Exhibition
Works count: 29
Citation count: 223
H-index: 4
I10-index: 4
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