M.Sc Physics - Skymount Distance Education

SUBJECT CODE: 2.4SUBJECT: LASER AND OPTO - ELECTRONICSUNIT ILightwave fundamentals - electro-magnetic waves - dispersion -pulsedistortion - information rate - polarization - resonant cavities - reflectionat a plane boundaries - critical angle - reflections.UNIT IIIntegrated optic wave guides - dielectric slab wave guide - modes in thesymmetric slab wave guide -modes in the asymmetric slab wave guide -coupling to the wave guide - integrated optic networks - optic fibre waveguides - step index fibre - graded index fibre - attenuation - modes instep index fibre and graded index fibre - pulse distortion - informationrate - optic fibre cables.UNIT IIILight soured and detectors – LED’s – characteristics – LASER principles –ruby LASER – Nd YAG LASER, Neodymium glass LASER, He-Ne LASERCO2 LASER, LASER diodes, operating characteristics, light detectors,principles of photo detection, PMT, PIN photo diode, avalanche photodiode, CCD.UNIT IVCouples and connectors -connector principles - fibre end preparation,splices, connectors, source coupling, modulation, LED modulation andcircuits, analog modulation formats, digital modulation formats, opticheterodyne receivers, holography.UNIT VHarmonic generation - 2nd and 3rd harmonic generation - phasematching - optical mixing - parametric generation of light - cell focussingof light