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Dr Radhakrishna Prabhu


Optical fibre-based sensors for oil and gas applications. (2021)
Journal Article
JOHNY, J., AMOS, S. and PRABHU, R. 2021. Optical fibre-based sensors for oil and gas applications. Sensors [online], 21(8), article 6047. Available from: https://doi.org/10.3390/s21186047

Oil and gas (O&G) explorations moving into deeper zones for enhanced oil and gas recovery are causing serious safety concerns across the world. The sensing of critical multiple parameters like high pressure, high temperature (HPHT), chemicals, etc.,... Read More about Optical fibre-based sensors for oil and gas applications..

Anti-corrosion behavior of olmesartan for soft-cast steel in 1 mol dm−3 HCL. (2021)
Journal Article
PRAVEEN, B.M., ALHADHRAMI, A., PRASANNA, B.M., HEBBAR, N. and PRABHU, R. 2021. Anti-corrosion behavior of olmesartan for soft-cast steel in 1 mol dm−3 HCl. Coatings [online], 11(8), article 965. Available from: https://doi.org/10.3390/coatings11080965

This study discusses the effects of temperature on corrosion inhibition for soft-cast steel by the pharmaceutically active drug olmesartan in 1 mol dm−3 HCl. The sufficient number of electron-rich elements and non-bonding π electrons in its structure... Read More about Anti-corrosion behavior of olmesartan for soft-cast steel in 1 mol dm−3 HCL..

Numerical and experimental study of the impact of temperature on relative permeability in an oil and water system. (2021)
Thesis
BALOGUN, Y. 2021. Numerical and experimental study of the impact of temperature on relative permeability in an oil and water system. Robert Gordon University, PhD thesis. Hosted on OpenAIR [online]. Available from: https://doi.org/10.48526/rgu-wt-1357866

Relative permeability is affected by several flow parameters, predominantly operating temperature and fluid viscosity. Fluid viscosity changes with temperature, which correspondingly affects the relative permeability. Temperature is believed to have... Read More about Numerical and experimental study of the impact of temperature on relative permeability in an oil and water system..

Cooperative localisation in underwater robotic swarms for ocean bottom seismic imaging. (2021)
Thesis
SABRA, A. 2021. Cooperative localisation in underwater robotic swarms for ocean bottom seismic imaging. Robert Gordon University, PhD thesis. Hosted on OpenAIR [online]. Available from: https://doi.org/10.48526/rgu-wt-1358139

Spatial information must be collected alongside the data modality of interest in wide variety of sub-sea applications, such as deep sea exploration, environmental monitoring, geological and ecological research, and samples collection. Ocean-bottom se... Read More about Cooperative localisation in underwater robotic swarms for ocean bottom seismic imaging..

Improving the design approach to developing through-metal communications for use in subsea pipeline robots. (2020)
Conference Proceeding
HEIDARIAN, M., BURGESS, S.J. and PRABHU, R. 2020. Improving the design approach to developing through-metal communications for use in subsea pipeline robots. In Proceedings of the 2020 Global OCEANS: Singapore - U.S. Gulf Coast conference (Global OCEANS 2020: Singapore - U.S. Gulf Coast), 5-14 October 2020, [virtual conference]. Piscataway: IEEE [online], article ID 9389281. Available from: https://doi.org/10.1109/IEEECONF38699.2020.9389281

Vital inspection and repair operations on subsea pipelines usually involve pipe-bore robots, which must be controlled and monitored from outside the pipe. In many situations cables cannot be connected to the in-pipe robot and duplex wireless communic... Read More about Improving the design approach to developing through-metal communications for use in subsea pipeline robots..

Potential for Nile red dye-based analysis of microplastics from oceanic samples. (2020)
Conference Proceeding
MICHELARAKI, M., JOSEPH, O., KARNIK, S., DEVALLA, S., MADANAN, K. and PRABHU, R. 2020. Potential for Nile red dye-based analysis of microplastics from oceanic samples. In Proceedings of the 2020 Global OCEANS: Singapore - U.S. Gulf Coast conference (Global OCEANS 2020: Singapore - U.S. Gulf Coast), 5-14 October 2020, [virtual conference]. Piscataway: IEEE [online], article ID 9389207. Available from: https://doi.org/10.1109/IEEECONF38699.2020.9389207

The Global production of plastics has exceeded over 300 million metric tons. Billions of tons of plastic waste that is generated gets accumulated as plastic debris in soil, sediments, oceans and surface water with no obvious strategy to tackle them.... Read More about Potential for Nile red dye-based analysis of microplastics from oceanic samples..

Investigations of hollow-core photonic crystal fibres (HC-PCF) for trace explosive vapour detection. (2020)
Conference Proceeding
JOHNY, J., KARNIK, S. and PRABHU, R. 2020. Investigations of hollow-core photonic crystal fibres (HC-PCF) for trace explosive vapour detection. In Bouma, H., Prabhu, R., Stokes, R.J. and Yitzhaky, Y. (eds.) Proceedings of the 4th Counterterrorism, crime fighting, forensics, and surveillance technologies conference 2020, co-located with the Society of Photo-Optical Instrumentation Engineers (SPIE) Security and defence 2020 conference, 21-25 September 2020, [virtual conference]. Proceedings of the SPIE, 11542. Bellingham, WA: SPIE [online], article ID 115420Q. Available from: https://doi.org/10.1117/12.2574356

Trace detection and identification of hazardous volatile explosives has been a key challenge to the scientific community past many decades. Commercially available various analytical and spectroscopic techniques suffer from low sensitivity, swabbing o... Read More about Investigations of hollow-core photonic crystal fibres (HC-PCF) for trace explosive vapour detection..

Design and analysis of current stress minimalisation controllers in multi-active bridge DC-DC converters. (2020)
Thesis
HEBALA, O.M. 2020. Design and analysis of current stress minimalisation controllers in multi-active bridge DC-DC converters. Robert Gordon University [online], PhD thesis. Available from: https://openair.rgu.ac.uk

Multi active bridge (MAB) DC-DC converters have attracted significant research attention in power conversion applications within DC microgrids, medium voltage DC and high voltage DC transmission systems. This is encouraged by MAB's several functional... Read More about Design and analysis of current stress minimalisation controllers in multi-active bridge DC-DC converters..

Maximising inductive power transmission using a novel analytical coil design approach. (2019)
Conference Proceeding
HEIDARIAN, M., BURGESS, S.J., PRABHU, R. and FOUGH, N. 2019. Maximising inductive power transmission using a novel analytical coil design approach. In Proceedings of the 2019 IEEE MTT-S wireless power transfer conference (WPTC 2019), co-located with the 2019 IEEE PELS workshop on emerging technologies: wireless power (WoW 2019) as part of Wireless power week 2019, 18-21 June 2019, London, UK. New York: IEEE [online], pages 158-161. Available from: https://doi.org/10.1109/WPTC45513.2019.9055553

Maximising power transfer efficiency (PTE) in resonant inductive power transfer (IPT) systems requires strong coupling between transmitter and receiver coils. In applications where system constraints yield a weak inductive link (e.g. significant dist... Read More about Maximising inductive power transmission using a novel analytical coil design approach..

Optimal coil design for maximum power transfer efficiency in resonantly coupled systems. (2019)
Conference Proceeding
HEIDARIAN, M., BURGESS, S.J., PRABHU, R. and FOUGH, N. 2019. Optimal coil design for maximum power transfer efficiency in resonantly coupled systems. In Proceedings of 2019 United States National Committee for the International Union for Radio Science (USNC-URSI) radio science meeting (URSI 2019), co-located with 2019 Antennas and propagation symposium (AP-S/URSI 2019), 7-12 July 2019, Atlanta, USA. Piscataway: IEEE [online], pages 73-74. Available from: https://doi.org/10.1109/USNC-URSI.2019.8861834

Maintaining maximum power transfer efficiency (PTE) is one of the main challenges in resonant inductive power transfer (IPT) systems. Maximum PTE can be achieved if the coupling between transmitter and receiver coils is strong. One way of achieving t... Read More about Optimal coil design for maximum power transfer efficiency in resonantly coupled systems..