Dr Robert Donnan, CPhys FInstP FIET

Reader in Terahertz Engineering
Email: r.donnan@qmul.ac.ukTelephone: +44 20 7882 7519Website: http://www.elec.qmul.ac.uk/people/robert/Office Hours: Wednesday 15:30-16:30
Teaching
Electronic Engineering Mathematics 2 (Undergraduate)
Module will cover topics in engineering mathematics relevant to Electronics and Electrical Engineering programs: Vector Calculus (field theory, surface and volume integration, field operators), linear algebra (matrices and matrix operations, applications to systems of equations, reduced Row Echelon Form, determinants, Cramer's rule, eigenvalues and eigenvectors), differential equations (solving first and second order DEs).
Microwave and Millimetrewave Electronics (Postgraduate/Undergraduate)
The module covers: RF SPECTRUM: Revision of basic RF spectrum. Radio transmission bands. Regulatory considerations. MODULATION & DEMODULATION: AM & FM modulation principles; basic modulation & demodulation circuits. Digital modulation principles; basic digital modulation & demodulation circuits. BEHAVIOUR OF ELECTRONIC COMPONENTS AT RF: Behaviour of R, L and C at RF; use of reactance plots and reactance charts. Transistor equivalent circuits for RF applications. COUPLING NETWORKS & FILTERS: The design of RF coupling networks; design of basic Low Pass, High Pass, Band Pass and Band Stop filters. AMPLIFIERS: Revision of basic amplifier circuits. Multi-stage small-signal linear amplifiers. Class B & C amplifiers; switching amplifiers. R.F. & wideband amplifiers. Noise in amplifiers. Principles of feedback & feedforward. Frequency response. MIXERS & OSCILLATORS: Mixer and oscillator theory; basic mixer and oscillator circuits. L.C. tanks, quartz crystals and ceramic resonators. Phase Locked Loops & Frequency Synthesizers.
Research
Research Interests:
Research Interests:
Development of Terahertz Metrology for Life-Sciences
- Innovation with Time-domain and Vector Network Analysis systems for the repeatable determination of (bio)materials' optical constants.
- Application of Circular Dichroism to the THz analysis of biomolecular systems.
Metrology of Antenna and Quasi-optical Feed Systems
- Design and experimental verification of multi-mirror compact antenna ranges.
- Design and experimental study of quasi-optical filters (FSSs) constructed from sub-millimetre wavelength periodic structures.
- Spatial Spectrum Analysis for measurement of beam aberration by FSSs and experimental support of Group-developed electromagnetic-modelling codes
- Development of software based on beam-optics for integrated design and analysis of quasi-optical networks
Metrology of Dielectric Materials
- Quasi-optical network-based measurement of magneto-optical constants of materials.
- Dispersive Fourier Transform Spectroscopy of dielectric materials for antenna applications
Publications
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Donnan R, Cheng J-H, Jones R et al. (2020). Quasi-Optical Sub-THz Circular Dichroism Spectroscopy of solvated Myoglobin. nameOfConference
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Wu J, Sun W, Meng N et al. (2020). Terahertz Probing Irreversible Phase Transitions Related to Polar Clusters in Bi0.5Na0.5TiO3‐Based Ferroelectric. nameOfConference
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Cheng JH, Jones RC, Sushko O et al. (2019). Application of sub-THz Circular Dichroism Quasi-Optics to Probe the Conformality of Solvated Protein. nameOfConference
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Yang B, Tang W, Donnan R (2019). Microstructure and Characterization of Low-Loss Terahertz Dielectric Ceramics. nameOfConference
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Alkaraki S, Andy AS, Gao Y et al. (2018). Compact and low-cost 3-D printed antennas metalized using spray-coating technology for 5G mm-wave communication systems. nameOfConference
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KREOUZIS T, ANDY AS, KNELLER JWE et al. (2018). Estimation of dark and active dielectric constants in the sub-THz frequency domain of an optically tunable organic semiconductor blend of poly(3-hexylthiophene) and phenyl-C61-butyric acid methyl ester. nameOfConference
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YU C, YANG B, ABRAHAMS I et al. (2018). SrFe12O19 based ceramics with ultra-low dielectric loss in the millimetre-wave band. nameOfConference
DOI: 10.1063/1.5022271
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Alvarez K, Lopez-Tremoleda J, Donnan R et al. (2018). Heart rate sensitive optical coherence angiography. nameOfConference
DOI: 10.1117/12.2317602
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Lopez-Tremoleda J, Alvarez K, ADEN A et al. (2017). Heart-rate sensitive optical coherence angiography for measuring vascular changes due to posttraumatic brain injury in mice. nameOfConference
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Yu C, Zeng Y, Yang B et al. (2017). Titanium Dioxide Engineered for Near-dispersionless High Terahertz Permittivity and Ultra-low-loss. nameOfConference
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Li X, Liu X, Ronald K et al. (2017). Investigation of Frequency-Selective Surfaces for a THz Gyromultiplier Output System. nameOfConference
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Zeng Y, Donnan R, Edwards M et al. (2017). Quality-control of UV offset lithographicaly printed electronic-ink by THz technology. nameOfConference
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Andy AS, Kneller JWE, Sushko O et al. (2017). Dynamic organic lens using photosensitive semiconductor (P3HT:PCBM) for millimetre-wave applications. International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2017
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Dickie R, Christie S, Cahill R et al. (2017). Low-Pass FSS for 50-230 GHz Quasi-Optical Demultiplexing for the MetOp Second-Generation Microwave Sounder Instrument. nameOfConference
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Qui J, Zeng Y, Pickersgill R et al. (2017). Introducing quasi-optical terahertz circular dichroism spectroscopy. nameOfConference
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Dubrovka R, Sushko O, Pigeon M et al. (2017). Measurements of non-linear sub-THz quasi-optical devices. nameOfConference
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Zeng Y, Edwards M, Stevens R et al. (2017). Terahertz characterisation of UV offset lithographically printed electronic-ink. nameOfConference
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DONNAN RS, Sushko O, Dubrovka R et al. (2017). Comparative Study of Sub-THz FSS Filters Fabricated by Inkjet Printing, Microprecision Material Printing, and Photolithography. nameOfConference
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ANDY A, James William Ewart Kneller, Rostyslav Dubrovka et al. (2017). Antenna Array Control via Integrated Optically-Activated Organic Semiconductor for S-Band Applications. European Microwave Conference (EuMC)
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Pigeon M, Sushko O, Donnan R et al. (2017). Higher harmonic generation: Coupling two radiating elements at two different frequencies. nameOfConference
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Alizadeh P, Sushko O, Andy AS et al. (2017). Active quasi-optics for high-power THz science. nameOfConference
DOI: 10.1049/ic.2017.0016
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Andy AS, Alizadeh P, Sushko O et al. (2017). Characterisation of a quasi-optical transmissometer for precise measurement of a Sub-THz multenna. nameOfConference
DOI: 10.1049/cp.2017.0284
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Sushko O, Pigeon M, Kreouzis T et al. (2016). Investigation of frequency-tripling performance of Schottky diode based multennas to 0.3 THz. 2016 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz)
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DONNAN RS, Pigeon M, Sushko O et al. (2017). From Simulations to Measurements: Prototyping an Antenna for Non-Linear Applications at Sub-THz Frequencies. nameOfConference
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Pigeon M, Donnan R, Kreouzis T et al. (2016). Improving harmonics' generation by zeroing-stubs in a slot-ring antenna. 2016 10th European Conference on Antennas and Propagation, EuCAP 2016
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Sushko O, Pigeon M, Kreouzis T et al. (2016). Low-cost inkjet-printed FSS band-pass filters for 100 and 300 GHz. 2016 10th European Conference on Antennas and Propagation, EuCAP 2016
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ANDY A, Alizadeh P, Rajab KZ et al. (2016). An Optically-Switched Frequency Reconfigurable Antenna for Cognitive Radio Applications. 10th European Conference on Antennas and Propagation (EuCAP)
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DONNAN RS, Tomlins PH, Rahman MW (2016). Dynamic measurement of local displacements within curing resin based dental composite using optical coherence elastography. nameOfConference
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Xiong Z, Weng Z, Huang J et al. (2016). Preparation and Properties of MCT Ceramics for RF and THz Applications. nameOfConference
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Zeng Y, Andy AS, Kreouzis T et al. (2015). Beam profile measurement of THz pulses in a TDS system. nameOfConference
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Andy AS, Sushko O, Kreouzis T et al. (2015). Optically-tunable organic semiconductor heterojunction P3HT-PCBM for millimeter-wave applications. nameOfConference
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Sushko O, Qiu J, Dubrovka R et al. (2015). Sub-terahertz spectroscopy as a probe for protein stability in an ionic environment. nameOfConference
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Tian KV, Yang B, Yue Y et al. (2015). Atomic and vibrational origins of mechanical toughness in bioactive cement during setting. nameOfConference
DOI: 10.1038/ncomms9631
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Pigeon M, Donnan R, Dubrovka R et al. (2015). Planar quasi-optic THz source: The multenna. nameOfConference
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Sushko O, Dubrovka R, Donnan RS (2015). Erratum: Sub-terahertz spectroscopy reveals that proteins influence the properties of water at greater distances than previously detected (Journal of Chemical Physics (2015) 142 (055101) 10.1063/1.4907271). nameOfConference
DOI: 10.1063/1.4913416
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Sushko O, Dubrovka R, Donnan RS (2015). Sub-terahertz spectroscopy reveals that proteins influence the properties of water at greater distances than previously detected. nameOfConference
DOI: 10.1063/1.4907271
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Qiu J, Yang B, Sushko O et al. (2015). Comparing Terahertz transmission response on pH-dependent apomyoglobin proteins dynamics with circular dichroism. nameOfConference
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Donnan R, Tian KV, Yang B et al. (2015). The power of VNA-driven quasi-optics to sense group molecular action in condensed phase systems. nameOfConference
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Huang JB, Yang B, Yu CY et al. (2015). Microwave and terahertz dielectric properties of MgTiO
3 -CaTiO3 ceramics. nameOfConference
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Zeng Y, Kreouzis T, Chen X et al. (2015). Terahertz photoconductive antenna arrays - Analysis and optimization. nameOfConference
DOI: 10.1049/ic.2015.0090
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Wang Y, Yang B, Tian Y et al. (2014). Micromachined thick mesh filters for millimeter-wave and terahertz applications. nameOfConference
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Tang J, Yang B, Llewellyn I et al. (2014). Bacillus spores and their relevant chemicals studied by terahertz time domain spectroscopy. nameOfConference
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Zeng Y, Kreouzis T, Chen X et al. (2014). Efficiency and spectrum evaluation of terahertz photoconductive antenna array based on GaAs substrates. nameOfConference
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Sushko O, Dubrovka R, Donnan RS (2013). Terahertz spectral domain computational analysis of hydration shell of proteins with increasingly complex tertiary structure. nameOfConference
DOI: 10.1021/jp407580y
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Sun W, Yang B, Wang X et al. (2013). Accurate determination of terahertz optical constants by vector network analyzer of Fabry-Perot response. nameOfConference
DOI: 10.1364/OL.38.005438
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Sushko, O, Dubrovka R, Donnan RS (2013). Terahertz Spectral Domain Computational Analysis of Hydration Shell of Proteins with Increasingly Complex Tertiary Structure. nameOfConference
DOI: 10.1021/jp407580y
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Sushko O, Dubrovka R, Donnan RS (2013). Interpretation of THz absorption spectra of dissolved proteins using molecular dynamics simulations. nameOfConference
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Ilyashenko G, Al-Safadi R, Donnan R et al. (2013). A synthesis of a 1,1′-desymmetrised ferrocene backbone and its facile one-pot double-"click" functionalisation. nameOfConference
DOI: 10.1039/c3ra43054e
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DONNAN RS, Pickersgill R, Krauss N et al. (2013). Lagrangian dynamics analysis of sub-THz skeletal absorption spectra of amino acids acquired by vector network analysis. nameOfConference
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Sushko O, Dubrovka R, Donnan RS (2013). Analysis of optical thickness determination of materials by THz-TDS. nameOfConference
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McIntosh A, Yang B, Goldup S et al. (2013). Crystallization of Amorphous Lactose at High Humidity Studied by Terahertz Time Domain Spectroscopy. nameOfConference
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Dubrovka RF, Sushko OY, Loftus TM et al. (2013). Recent advances in terahertz science at Queen Mary University of London. nameOfConference
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Sushko A, Shala K, Dubrovka R et al. (2013). Revised metrology for enhanced accuracy in complex optical constant determination by THz-time-domain spectrometry. nameOfConference
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McIntosh AI, Yang B, Goldup SM et al. (2012). Erratum: Terahertz spectroscopy: A powerful new tool for the chemical sciences? (Chemical Society Reviews (2012) 41 (2072-2082) DOI: 10.1039/c1cs15277g). nameOfConference
DOI: 10.1039/C2CS90105F
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Sushko O, Dubrovka R, Donnan RS (2012). Interpretive modeling of THz response of biomolecules as filter circuits. nameOfConference
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Yang B, McIntosh AI, Goldup SM et al. (2012). Investigation of n-octadecane's crystallization by quasi-optical transmissometer. nameOfConference
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McIntosh AI, Yang B, Goldup SM et al. (2012). Terahertz spectroscopy: a powerful new tool for the chemical sciences?. nameOfConference
DOI: 10.1039/c1cs15277g
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Sushko O, Donnan R, Dubrovka R et al. (2012). Possibilities and challenges of material parameter extraction by THz time domain spectroscopy. Antenna Theory and Techniques (ICATT), 2011 VIII International Conference on
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Su H, Yang B, Liu X et al. (2012). Optically Controlled Frequency Selective Surface for Millimeter-wave Applications. nameOfConference
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Donnan R, Dubrovka R (2011). Biochemical observational science at THz energies. nameOfConference
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Liu X, Chen HJ, Yang B et al. (2011). Experimental characterization of gold nanoparticle suspensions at W band using a quasi-optical bench. nameOfConference
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Liu X, Mai Y, Su H et al. (2011). Design of tri-reflector Compact Antenna Test Range for millimetre/sub- millimetre wave and THz antenna measurement. nameOfConference
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Yang B, Donnan RS, Dubrovka R et al. (2011). Negative permeability characterization of gyrotropic hexaferrite in the millimeter wave band for engineering of double-negative devices. nameOfConference
DOI: 10.1063/1.3590145
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DONNAN R, Yang B (2011). Enhanced rapid and accurate sub-THz magneto-optical characterization of hexaferrite ceramics. nameOfConference
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DONNAN RS, Yang B, Su H et al. (2011). Complex Permittivity of Pure Water Measured by Vector Network Analysis at W-Band. nameOfConference
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DONNAN RS, Yang B, Dubrovka R et al. (2011). Negative Permeability Characterization of Gyrotropic Hexaferrite in the Millimeter Wave Band for Engineering of Double-Negative Devices. nameOfConference
DOI: 10.1063/1.3590145
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DONNAN RS, Yang B, Zhou M et al. (2011). Reassessment of the Electromagnetic Reflection-Response of Human Skin at W-band. nameOfConference
DOI: 10.1364/OL.36.004203
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DONNAN R, Yang B, Su H (2011). Vector network analysis of dielectric and magnetic material in the millimetre wave band. nameOfConference
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Parini C, Donnan R (2010). Observational science at millimetre wavelengths: Imaging, imagining and exciting!. nameOfConference
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Shala K, Yang B, TT T et al. (2010). Millimeter wave spectroscopy of glucose and a calcium-binding protein using a vector network analyser. 35th IRMMW-THZ Internation Conference, 2010
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Yu J, Liu S, Xu L et al. (2010). An integrated quasi-optical analysis method and its experimental verification. nameOfConference
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Yang B, Wang X, Zhang Y et al. (2010). Experimental Characterization of Hexaferrite Ceramics from 100 GHz to 1THz Using Vector Network Analysis and THz-Time Domain Spectroscopy. nameOfConference
DOI: 10.1063/1.3544477
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Su HS, Liu XM, Li DH et al. (2010). Study of Optically Controlled Active Frequency Selective Surfaces with Organic Semiconductor. nameOfConference
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Yang B, Wylde RJ, Martin DH et al. (2010). The determination of the gyrotropic characteristics of hexaferrite ceramics from 75 to 600 GHz using an ultra-wideband vector-network-analyser. nameOfConference
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Shala K, Yang B, Dudley R et al. (2009). Quantification of glucose and cytosine hydrochloride by THz-TDS. Proceedings of 2nd UK/EU – China Workshop on Millimetre Wave and Terahertz Technology
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Yu J, Liu S, Wei Q et al. (2009). A 3D design software for Quasi-optical systems based on integrated methods. nameOfConference
DOI: 10.1049/cp.2009.1346
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Zhang R, Yang B, Zhang Y et al. (2009). Determination of magneto-optical characteristics of hexaferrites from 200 GHz to 1THz using time domain spectroscopy. nameOfConference
DOI: 10.1117/12.839690
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Yamsiri A, Donnan RS (2008). Validation of QO Design tool for FSS analysis. 7th International Conference on Computation and Electromagnetics (CEM)
DOI: 10.1049/cp:20080213
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Yu JS, Liu SH, Xu L et al. (2008). Design and Measurement of Dichroic Plate for Quasi-Optical Network. nameOfConference
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Tang HY, Donnan RS, Kreouzis T (2007). An optically controlled phase shifter employing the organic semiconductor poly(3-hexylthiophene). nameOfConference
DOI: 10.1063/1.2806936
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Foster PR, Ade PAR, Donnan R et al. (2007). Validation of design techniques on a quasi-optics test bench. nameOfConference
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DONNAN RS, Yang B, Wylde RJ et al. (2006). Measurement of Dielectric Tensor and Magnetic Resonance Frequency of Magnetically Hard Thin Plate Gyrotropic Material. The Joint 31st International Conference on Infrared and Millimetre Waves and 14th International Conference on Terahertz Electronics (IRMMW-THz2006), September 18-22, 2006, Shanghai, China
DOI: doi
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Parini CG, DONNAN RS, Yang B et al. (2006). Quasi-Optical Millimetre-Wave Measurements on Magneto-Optical Constants of Gyrotropic Magnetic Thin Plate Material. 4th European Space Agency (ESA) Workshop on Millimetre Wave Technology and Applications, February 15-17, Espoo, Finland
DOI: doi
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PARINI CG, Donnan RS, Rieckmann C et al. (2006). Tri-reflector CATR Antenna Pattern Verification of the MARSCHALS Airborne Millimetre-Wave Limb-Sounder at 300, 325 and 345 GHz [accepted for oral presentation]. Proceedings of the 4th ESA Workshop on Millimetre Wave Technology and Applications, February 15-17, 2006, Espoo, Finland
DOI: doi
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Hongyan T, Donnan R, Parini C (2005). A novel phase shifter based patch antenna integrated electrostatic peristaltic micropumps. nameOfConference
DOI: 10.1049/cp:20051607
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Parini CG, Rayner MR, DONNAN RS et al. (2003). Gaussian-Beam Phase-Space-Array Analysis of a Multi-Reflector Compact Antenna Range. 12th International Conference on Antennas and Propagation, ICAP 2003, Conference Publication no. 491, Volume 1, pp. 84-86, 31st -3rd April 2003, University of Exter
DOI: doi
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Parini CG, Donnan RS, RIECKMANN C et al. (2002). Novel modular approach based on Gaussian beam diffraction for analysing quasi-optical multi-reflector antennas. nameOfConference
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