An optimized ion trap geometry to measure quadrupole shifts of <sup>171</sup>Yb<sup>+</sup> clocks

An optimized ion trap geometry to measure quadrupole shifts of ¹⁷¹Yb⁺ clocks

Batra N^{1, 2}, Sahoo B K³, De S^{1, 2, †,}

(a) Our proposed electrode assembly of the end-cap trap with 2z₀ = 0.7 mm, 2z₂ ≈ 1.0 mm, 2r₁ = 1 mm, 2r₂ = 1.4 mm, 2r₃ = 2 mm, θ_i = 10°, and θ_o = 45°. (b) Variation of the trap depth as a function of dc voltage U for a fixed radio-frequency ω_rf and an ac voltage V.