AU - ghafary aghdam, ainaz AU - jandaghian, ali AU - sharifimehr, mohamad reza AU - kohkan vani, mohsen AU - mohajerani, ezodin TI - Investigation of power of probe on birefringence measurement of polymeric thin fims containing Azo dye using surface plasmon resonsnce method PT - JOURNAL ARTICLE TA - opsi JN - opsi VO - 21 VI - 0 IP - 0 4099 - http://opsi.ir/article-1-693-en.html 4100 - http://opsi.ir/article-1-693-en.pdf SO - opsi 0 AB  - Quit often Helium neon lasers with 632 nm wavelength are used in experiments in surface plasmon resonance technic as probe light, with this obvious assumption that the probe beam has no effect on system’s performance, But present investigation shows that using these wavelengths probe beam, requires some limitations. To examine all optical pumping polymer layer that possess Azo dyes, surface plasmon and induced birefringence in two different dyes have been measured and compared. CP - IRAN IN - LG - eng PB - opsi PG - 1021 PT - Research YR - 2015