final year projects for b sc physics students session 2006 2007 experimental projects e1 characterisation of tuneable diode lasers the aim of this experiment is to characterise the emission spectrum ...
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...Final year projects for b sc physics students session experimental e characterisation of tuneable diode lasers the aim this experiment is to characterise emission spectrum from cw in operating parameters laser will be changed as a function driver current changing through its power change and with it operation modes under gain profile temperature chip cavity length altered affected hence wavelength changes few appropriate settings spectra recorded demonstrate tuning mode hopping coherent optical processing not project based upon phenomenon fraunhofer diffraction level modification apparatus that allow image an object g single or multiple slit geometry by deliberately modifying pattern effect studied systematically comparisons made expectations useful general text fundamentals optics jenkins white more specific information lipson foam phenomenology foams occur nature man phenomena variety environments their simplest form they are intriguing solid but dynamic structure we explore aspects ...