Syllabi
of Courses Offered
MASTER OF SCIENCE
AND TECHNOLOGY IN PHOTONICS
Core Courses
PHYS9710
Lasers and Applications
Introduction, short history, theory, interaction between light and
matter, population inversion, rate equations, practical methods
of inversion, laser resonators, stable, unstable resonators, line
widths, cavity eigenmodes, mode selection, Q-switching, mode locking,
ultra-short pulse generation. Specific laser systems, including
gas lasers, solid state lasers, semiconductor lasers, dye lasers.
Examples of applications, including communications, manufacturing,
medicine, holography, interference methods, frequency standards,
etc. Additional readings on special topics, seminar.
ELEC9350/ELEC8350
Theory of Optical Fibres and Optical Signal processing
Wave propagation in single mode and multimode optical fibres, gaussian
approximation of fields, spot size, equivalent step index of single
mode fibre, material and waveguide dispersion, birefringent fibres.
Ray theory in multimode fibres, intermodal dispersion, optimal profile,
mode coupling, optical equalisation, measurement of fibre characteristics,
optical sensors.
 PHYS9761
and PHYS9762 Optoelectronics Lab I and II
Individualised experiments involving techniques and instruments
employed in optical communications and laser technology, including
the measurement of fibre parameters, coupling, attenuation, numerical
aperture, wavelength division multiplexing, OTDR, acousto- optics.
Construction, operation and characterisation of some laser types,
including diodes lasers, Nd:YAG, HeNe lasers. Holography, Fourier
transform spectroscopy, spectroscopy of semiconductor quantum wells,
computerised ray tracing, atmospheric optics.
PHYS9310
Physics of semiconductor devices
Review of electronic structure of semiconductors; pn junctions,
bipolar and field effect transistors including formation, characteristics
and electrical breakdown. Optical devices including light emitting
diodes, junction lasers. Integrated circuit structures. Additional
readings on chosen topics.
ELEC9355/ELEC8355
Optical Communications Systems
Calculation of bandwidth of single mode and multi mode fibres. Review
of transmitter and receiver circuits. Connection and launching efficiency
between fibre and optical source. Fibre to fibre splicing and connection,
losses due to fibre imperfections, fault location. Fibre cable,
mechanical strength of fibre. Direct intensity modulation system,
sensitivity of receiver, repeater design. Coherent optical communication
system: laser frequency and intensity stability, polarisation maintaining
optical fibre, heterodyne receiver. Coding for digital optical communication
systems. Analogy optical communications system, optical source linearity,
PFM, repeater spacing calculation, WDM, optical fibre local area
networks, Synchronisation, Optical communication in hostile environments.
Elective
Courses
PHYS9060
Advanced Optics
Review of geometrical optics: matrix methods, aberrations, optical
instruments; physical optics: including Fresnel and Fraunhofer diffraction,
transfer functions, coherence, auto and cross correlations, lasers,
holography. Additional readings on specific topics.
ELEC9502
VLSI Technology
Introduction to silicon VLSI technology, future trends, technology
limitations, basic technology modules including growth, wafer preparation,
mask generation, lithography, diffusion process, ion implantation,
oxidation, etching techniques, wet etching, and plasma etching,
thin film deposition, epitaxial growth, chemical vapour depositions,
metallisation, clean room technology, advanced process integration
for CMOS, BiCMOS, and bipolar fabrication, failure analysis techniques.
ELEC9505/ELEC8505
Micro-systems Technology
Interdisciplinary overview of MST (MicroElectroMechanical Systems
-MEMS) transducer definition: sensor and actuators, micromachining
techniques including silicon bulk micromachining, silicon surface
micromachining, bonding processes, LIGA technique, micromachined
mould template and electroplating, sealed cavity formation, stereolithography,
chemical mechanical polishing for planarisation, electric discharge
machining, laser micromachining, focussed ion beam micromachining,
Properties of materials for micromachining, optical transducers,
thermal transducers, magnetic transducers, chemical and biological
transducers, microfluid devices, circuit interfaces to transducers,
system considerations case studies, technology trends
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