Lamb-dicke区域
TīmeklisWe would like to show you a description here but the site won’t allow us. Tīmeklis1) Lamb-Dicke limit Lamb-Dicke限制 2) Lamb-Dicke approximation Lamb-Dicke近似 例句>> 3) Lamb-Dicke approximation (LDA) Lamb-Dicke近似 (LDA) 4) Lamb …
Lamb-dicke区域
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TīmeklisThe Lamb-Dicke (LD) approximation is made inalmost all of these schemes (see, e.g., [5, 9, 12, 16, 17]), in order to simplify the treatment of the laser-ion interaction. This … Tīmeklis在第二章中,研究驻波型激光脉冲作用下,囚禁于Paul阱中的单离子在Lamb-Dicke区域的久期运动。 不仅得出了系统有限形式的经典力学精确解,还通过试探解方法,得到系统的 …
Tīmeklis当Lamb-Dicke approximation( \eta\sqrt{\langle (a^\dagger+a)^2\rangle} \ll 1) 对上面的式子做一个泰勒展开并只保留到一阶项: \text{exp}(i\eta (a^\dagger +a)) = 1+i\eta(a^\dagger … Tīmeklis在第二章中,研究驻波型激光脉冲作用下,囚禁于Paul阱中的单离子在Lamb-Dicke区域的久期运动。 不仅得出了系统有限形式的经典力学精确解,还通过试探解方法,得到系统的 …
In ion trapping and atomic physics experiments, the Lamb Dicke regime (or Lamb Dicke limit) is a quantum regime in which the coupling (induced by an external light field) between an ion or atom's internal qubit states and its motional states is sufficiently small so that transitions that change the motional … Skatīt vairāk Considering the ion's motion along the direction of the static trapping potential of an ion trap (the axial motion in $${\displaystyle z}$$-direction), the trap potential can be validly approximated as quadratic around … Skatīt vairāk • Laser cooling • Resolved sideband cooling Skatīt vairāk In ion trapping experiments, laser fields are used to couple the internal state of an ion with its motional state. The mechanical recoil of the ion … Skatīt vairāk In the Lamb Dicke regime spontaneous decay occurs predominantly at the frequency of the qubit's internal transition (carrier … Skatīt vairāk Tīmeklis与此同时，在我们的原子-光场作用中，我们的相位是 \textbf{k}\cdot\textbf{r} ，这代表着原子相对于光场应当是稳定的，或曰原子已经相对于激光冷却到了多普勒极限（拟见附录），称为Lamb …
Tīmeklis(2.1) we have defined a Lamb-Dicke parameter η = 2 π a 0 / λ L with a 0 0 1 / 2 M v the ground state size of the oscillator and λ L the laser wave length. In the Lamb-Dicke …
Tīmeklis2024. gada 21. janv. · 依据Dicke量子相变首次被观测的实验装置，我们通过调节抽运激光强度来实现原子-场集体耦合强度的单频非绝热调制，即实现含时驱动的Dicke模型.当驱动的耦合强度为零时，系统回退到标准的Dicke模型.从刻画的庞加莱截面图观测到：在临近相变点附近系统由经典规则轨道向混沌变化，超辐射区对应着 ... health department lancaster ohioTīmeklis2014. gada 17. febr. · 摘要: 湍流旋涡运动研究中一个基本理论问题是: 相对于Lamb矢量本身的大小而言, 对Lamb矢量的Helmholtz 分解中的有势部分占多大比例, 本文利用 … health department lake city scTīmeklis囚禁冷却钙离子精密光谱实验进展. 【摘要】： 本文报道了中国科学院武汉物理与数学研究所基于单个囚禁冷却钙离子精密光谱实验进展. 采用微型射频阱 (Paul阱)囚禁单个钙离子, 实现囚禁离子的激光冷却, 冷却离子被囚禁在Lamb-Dicke区域, 囚禁时间长达2个月以 … health department kane county