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Original Articles

Dielectric properties of tequila in the microwave frequency range (0.5–20 GHz) using coaxial probe

, ORCID Icon, &
Pages S377-S384 | Received 04 Sep 2016, Accepted 18 Feb 2017, Published online: 22 May 2017

Figures & data

Table 1. Characteristics of the samples of tequila and distilled spirits analyzed in this study.

Figure 1. Dielectric constant of tequilas and agave-distilled spirits with different alcohol contents at room temperature.

Figure 1. Dielectric constant of tequilas and agave-distilled spirits with different alcohol contents at room temperature.

Figure 2. Dielectric loss factor of tequilas and agave-distilled spirits with different alcohol contents at room temperature.

Figure 2. Dielectric loss factor of tequilas and agave-distilled spirits with different alcohol contents at room temperature.

Figure 3. Dielectric constant versus dielectric loss factor at 10 GHz.

Figure 3. Dielectric constant versus dielectric loss factor at 10 GHz.

Figure 4. Linear trend between ε′ and ε″ versus alcohol content.

Figure 4. Linear trend between ε′ and ε″ versus alcohol content.

Table 2. Static dielectric constant (εs), dielectric constant (), and relaxation time (τ) from Debye’s equation, and relaxation frequency (fR) for tequilas and agave-distilled spirits.

Figure 5. Cole–Cole diagram for tequilas and agave-distilled spirits at room temperature.

Figure 5. Cole–Cole diagram for tequilas and agave-distilled spirits at room temperature.

Figure 6. Relaxation time versus alcohol content.

Figure 6. Relaxation time versus alcohol content.

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