Langoju, R.Patil, A.Rastogi, P.2008-02-292008-02-292008-02-29200710.1016/j.optlaseng.2005.12.011https://infoscience.epfl.ch/handle/20.500.14299/19562WOS:0002427360000029827A novel approach for characterizing the nonlinear phase step of the PZT in interferometrytext::journal::journal article::research article