External feedback assisted reduction of the lasing threshold of a continuous wave random laser in a dye doped polymer film and demonstration of speckle free imaging
Ashim Pramanik, Subrata Biswas, Partha Kumbhakar, Partha Kumbhakar, Pathik Kumbhakar, Pathik Kumbhakar
Topics & Concepts
Lasing thresholdRandom laserLaserMaterials scienceOpticsSpeckle patternContinuous waveReduction (mathematics)OptoelectronicsAmplified spontaneous emissionScatteringDye laserPhysicsMathematicsGeometryRandom lasers and scattering mediaAdvanced Optical Imaging TechnologiesTerahertz technology and applications