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Low-threshold optical power limiting of cw laser illumination based on nonlinear refraction in zinc tetraphenyl porphyrin

PhotonicsOptical MaterialsEngineeringNonlinear OpticsZinc Tetraphenyl PorphyrinOptical PropertiesNon-linear OpticOptical PhysicApplied PhysicsLaser PhotochemistryPhotophysical PropertyOptoelectronicsCw Laser IlluminationBiophysicsNonlinear Refraction