Phase Velocity Estimation of a Microstrip Line in a Stoichiometric Periodically Domain-Inverted <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mrow><mml:mtext>LiTaO</mml:mtext></mml:mrow><mml:mtext>3</mml:mtext></mml:msub></mml:mrow></mml:math> Modulator Using Electro-Optic Sampling Technique : Figure 4

]>Phase Velocity Estimation of a Microstrip Line in a Stoichiometric Periodically Domain-Inverted <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mrow><mml:mtext>LiTaO</mml:mtext></mml:mrow><mml:mtext>3</mml:mtext></mml:msub></mml:mrow></mml:math> Modulator Using Electro-Optic Sampling Technique : Figure 4

(a)

(b)

Figure 4: (a) Modulation index as a function of

Δ L / L_{0}

. The interaction length is

12 L_{0}

. (b) Modulation index as a function of the interaction length. (i)

Δ L / L_{0} = 0 %

, (ii)

Δ L / L_{0} = 10 %

, and (iii)

Δ L / L_{0} = 15 %