A . R . Dhayananda Shakar

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From an analysis of the effects of end facet reflections on measurements of the characteristics of optical waveguide directional couplers, we show that these reflections can result in uncertainties of almost 6 dB in measurements of coupler extinction ratios. We present methods for estimating and minimizing these uncertainties. We also show that the(More)
ISSN 2277 – 5056 | © 2012 Bonfring Abstract--The increasing rate of polluted gases in the atmosphere raises some of the major environmental and human health related problems that was recently suspected; hence the comparative study on removal of toluene by batch reactor using different fungal culture helps to minimize the toluene gas in the atmosphere. The(More)
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